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1. 268

   Y Zeng, J Hu, R Chen, H Chen, C Chen, J Xu, QH Xu, R Fan, “Boosting Cancer Immunotherapy by Integrating Cuproptosis and Mild Photothermal Therapy in a Biomimetic Nanoplatform”, Small, 2026, e75095.

2. 267

   Junzhe Pei1, Yuxi Song, Zhiyu Wang, Yao Wu, Qian He, Qinghua Xu*, Qing Wang*, “Integrating Cu2O and Fe2O3 dual photoelectrodes into solar rechargeable flow battery”, EcoEnergy, 2026, DOI：http://doi.org/10.1002/ece2.70126

3. 266

   H. Lu, W. Xu, G. Ran, W. Zhang, J. Shen, S. Jia, C. Yan, J. Li, L. Wang, G. Wang*, Q.-H.

4. 265

   ZK Chen, XY Zhang, GQ Xu, QH Xu, Constructing Intersecting Electron and Proton Transfer Channels in Covalent Organic Frameworks for Enhanced Photocatalytic H2O2 Production", ACS Catalysis 2026, 16 (11), 10630-10638.

5. 264

   J Pei, Y Song, M Li, S Nan, Q Xu*, Q Wang*, “An All-Iron Photo-Assisted Redox-Flow Battery”, npj Energy Materials, 2026, 1 (1), 8, DOI: 10.1038/s44456-026-00007-3.

6. 263

   CdS/Pyrene Sulfone Polymer Nano-assemblies for Enhanced Photocatalytic Hydrogen Evolution，ChemPhysChem，2026, 27 (6), e202500906

7. 262

   Y Zhou, R Chen, C Dang, Z Chen, S Xiao, Z Chen, W Li, GQ Xu, QH Xu，Plasmonic Engineering of Gold Nanoparticles Coupled Pyrene‐Sulfone Polymer for Enhanced Photocatalytic Hydrogen Evolution, Small 2026, e14578, DOI: 10.1002/smll.202514578.

8. 261

   JK Yan, M Salla, YX Song, H Zhang, LB Wang, DG Lek, MX Li, JZ Pei, QH Xu, Q Wang*, “Redox-Mediated Electrified Synthesis of Benzaldehyde,” Green chemistry, 2025, 27 (45), 14721-14731.

9. 260

   XF Shang, WJ Shao, WQ Dong, WX Ren, W Du, C Li, YX Tian, WJ Fang*, T Liu*,QH Xu*, ZP Zhang and TT Zhao*, “Rational engineering of nanoplatforms with hierarchical targeting hepatic tumor and subcellular mitochondria for enhanced image-guided photodynamic therapy“，J. Nanobiotech. 2025, 23 (1), 647 (https://doi.org/10.1186/s12951-025-03733-z

10. 259

    ZK Chen, ZL Shen, XY Zhang, L Chen, B Hu, GQ Xu*, C Gao*, QH Xu*, “Boosting Photocatalytic H2O2 Production by Fluorination of Covalent Organic Frameworks via Synergic Charge Transfer and Phase Regulation”, Applied Catalysis B: Environment and Energy, 2025, 379, 125731

11. 258

    X Zhang, Y Zhou, Z Chen, GQ Xu, QH Xu, “Recent Progress of Covalent Organic Frameworks as Heterogeneous Photocatalysts for Photochemical Conversion”, EES Solar, 2025, 1, 219-247.

12. 257

    X Zhang, C Gao, Y Zhou, R Chen, X Guan, Z Shen, B Hu, QH Xu, Covalent organic frameworks with asymmetric unprotonated/protonated structures for efficient photocatalytic hydrogen evolution, Science China Chemistry, 2025, 68, 3277-3285.

13. 256

    J Zeng, W Yu, H Xu, X Zhang, Q Xu, J Lu, KP Loh, J Wu, “Benzophenone-Based Polymers and Covalent Organic Framework for Photocatalytic Molecular Oxygen Activation”, ACS Applied Materials & Interfaces 2025, 17 (18), 27275-27288.

14. 255

    S Liu, R Burgos, E Zhang, N Wang, XB Qiang, C Li, Q Zhang, ZZ Du, R Zheng, JS Chen, QH Xu, K Leng, WB Gao, FX Xiu, D Culcer, KP Loh, “Room-temperature nonlinear transport and microwave rectification in antiferromagnetic MnBi2Te4 films”, Communications Physics 2024, 7 (1), 413.

15. 254

    F Wang, J He, J Hu, Z Chen, Y Shi*, QH Xu*, “Photothermal properties of Cu@ polycarbonate composites with strong localized surface plasmon resonances”, Nano Res 2024, 17 (9), 8513-8520.

16. 253

    S. Tian, X.F. He, X. Wu, D. Hu, QH Xu*, “pH-Responsive Metal Nanoparticles as High Contrast Theranostic Agents for Selective Imaging and Synergistic Cancer Therapy”, Science China Chem. 2024, 67(9), 3063–3070.

17. 252

    S Tian, P Yuan, QH Xu, “Metal Nanoparticles As Alternative Antimicrobial Agents to Combat Multidrug Resistance Bacteria”, Nanotechnology Based Strategies for Combating Antimicrobial Resistance, 2024, 81-115, Springer Nature Singapore (Book chapter)

18. 251

    S Tian, Q Zeng, Z Hu, W Zhang, Z Ao, D Han*, QH Xu*, “A “Transformers”‐like nanochain for precise navigation and efficient cancer treatment”, Aggregate 2024, 5, e572.

19. 250

    X. Zhang, X. Wu, R. Chen*, Q.-H. Xu*, “A triazine-based covalent organic framework decorated with cadmium sulfide for efficient photocatalytic hydrogen evolution from water”, J. Coll. Interf. Sci. 2024, 665, 100-108.

20. 249

    L Wang, X Zhou, M Su, Y Zhang, R Li, R Zhang, X Wu, Z Wu, WPD Wong, Q-H Xu, Q He, KP Loh*, “In-Plane Ferrielectric Order in van der Waals β′-In2Se3”, ACS Nano 2024, 18, 1, 809-818.

21. 248

    E Kokin, DH Koo, X Wu, and Q-H Xu*, “Organothiol-directed synthesis and growth mechanism of Ag octahedra with tunable optical properties in aqueous solution”, Mater. Today Nano 2023, 24, 100423.

22. 247

    C Gao, X Zhang, M Zhang, X Wu, R Chen*, C Zhang, C Sun, Y Du, QH Xu*, BC Hu*, “Construction of Covalent Organic Frameworks with Partly Condensed Networks for Photocatalytic Hydrogen Evolution”, ACS Applied Energy Materials, 2023, 6 (18), 9427-9433.

23. 246

    H Zheng, A Ghosh, MJ Swamynadhan, G Wang, Q Zhang, X Wu, I Abdelwahab, WPD Wong, QH Xu, S Ghosh, JS Chen, BJ Campbell, A Stroppa*, JH Lin*, R. Mahendiran*, KP Loh*, “Electron Spin Decoherence Dynamics in Magnetic Manganese Hybrid Organic–Inorganic Crystals: The Effect of Lattice Dimensionality”, J. Am. Chem. Soc. 2023, 145, 33, 18549–18559.

24. 245

    CH Tan*, J Zhang, T Jia, W Deng, Q Wei, J Zhang, H Wu, Q Xu, JA Röhr, F Huang, YG Ma, Y Cao, “The Role of Device Mobility on the Charge Generation Process in Polymerized Small-Molecule Acceptor Based Organic Solar Cells”, J. Phys. Chem. C 2023, 127, 25, 12135–12142.

25. 244

    W He, Y Yang, C Li, WPD Wong, F Cimpoesu, AM Toader, Z Wu, X Wu, Zexin Lin, QH Xu, K Leng*, A Stroppa*, KP Loh*, “Near-90° Switch in the Polar Axis of Dion–Jacobson Perovskites by Halide Substitution”, J. Am. Chem. Soc. 2023, 145, 25, 14044–14051.

26. 243

    JF Leong, KY Lim, X Wu, Q Xu, CH Sow, ET Poh*, “Selective enriching of trionic emission in a WS2-ZnO hybrid through type-II band alignment”, Science China Information Sciences 2023, 66 (6), 1-8.

27. 242

    H Zheng, R Zhang, X Wu, Q Zhang, Z Wu, WPD Wong, J Chen, QH Xu, K.P. Loh, “Strain-Driven Solid–Solid Crystal Conversion in Chiral Hybrid Pseudo-Perovskites with Paramagnetic-to-Ferromagnetic Transition”. J. Am. Chem. Soc. 2023, 145 (6), 3569-3576.

28. 241

    J. He, Y. He, X. Wu, X. Zhang, R. Hu, B.Z. Tang, Q.-H. Xu*, “Mesoporous Silica-Encapsulated Gold Nanorods for Drug Delivery/Release and Two-Photon Excitation Fluorescence Imaging to Guide Synergistic Phototherapy and Chemotherapy”, ACS Applied Bio Mater. 2023, 2023, 6, 9, 3433–3440.

29. 240

    X. Wu, X. Zhang, W. Yu, Y. Zhou, W.P.D. Wong, W. He, K.P. Loh, X. Jiang*, Q.-H. Xu*, “Indirect-to-Direct Bandgap Transition in Layered Metal Halide Perovskite-CsPb2Br5”, J. Mater. Chem. A 2023, 11 (8), 4292-4301.

30. 239

    J. Shi, Z. Lin, Z. Zhu, J. Zhou, G. Q. Xu, and Q.-H. Xu*, “Probing Excitonic Rydberg States by Plasmon Enhanced Nonlinear Optical Spectroscopy in Monolayer WS2 at Room Temperature”, ACS Nano, 2022, 16(10), 15862-15872.

31. 238

    X. Xu, C. Sun, J. Jing, T. Niu, X. Wu, K. Zhang, F. Huang, Q.H. Xu, J. Yuan, X. Lu, Y. Zhou, and Y.P. Zou*, “High-Performance Ternary Organic Solar Cells Enabled by Introducing a New A-DA′D-A Guest Acceptor with Higher-Lying LUMO Level”, ACS Appl. Mater. Interfaces 2022, 14, 32, 36582-3659.

32. 237

    T. Ma, H. Chen, K. Yananose, X. Zhou, L. Wang, R. Li, Z. Zhu, Z. Wu, Q.H. Xu, J.J. Yu, C.W. Qiu, A. Stroppa, K.P. Loh, “Growth of bilayer MoTe2 single crystals with strong non-linear Hall effect”, Nat. Commun. 2022, 13(1), 1-10.

33. 236

    S. Tian, J. He, D. Lyu, S. Li, Q.H. Xu*, “Aggregation enhanced photoactivity of photosensitizer conjugated metal nanoparticles for multimodal imaging and synergistic phototherapy below skin tolerance threshold”, Nano Today 2022, 45, 101354.

34. 235

    J. Xi, X.Y. Zhang, X. Zhou, X. Wu, S. Wang, W. Yu, N. Yan, K. P. Loh, Q.-H. Xu*, “Titanium dioxide hierarchical microspheres decorated with atomically dispersed platinum as an efficient photocatalyst for hydrogen evolution”, J. Coll. Interf. Science 2022, 623, 799-80.

35. 234

    X. Wang, Y. Zhao, X. Kong, Q. Zhang, H.K. Ng, S.X. Lim, Y. Zheng, X. Wu, K. Watanabe, Q.-H. Xu, T. Taniguchi, G. Eda, K.E.J. Goh, S. Jin, K.P. Loh, F. Ding, W. Sun, C.H. Sow, “Dynamic Tuning of Moiré Superlattice Morphology by Laser Modification”, ACS Nano, 2022, 16, 5, 8172–8180.

36. 233

    E. Jin, K. Geng, S. Fu, M.A. Addicoat, W. Zheng, W. Zheng, S. Xie, J.-S. Hu, X. Hou, X. Wu, Q. Jiang, Q.-H. Xu, H.I. Wang, D.L. Jiang “Module‐Patterned Polymerization towards Crystalline 2D sp2‐Carbon Covalent Organic Framework Semiconductors”, Angew. Chem. 2022, 134 (9), e202115.

37. 232

    J. Hu, R. Wang, Z. Wei, X. Wu, F. Wang, L. Liu, Y. Li, H. Fu*, Q.H. Xu*, “Strong red upconversion luminescence and optical thermometry of Yb3+/Er3+ Co-doped β-Ba2ScAlO5 phosphor”, J. Alloys Compd. 2022, 895, 162692.

38. 231

    H.S. Choi, S. Li, I.H. Park, W.H. Liew, Z. Zhu, K.C. Kwon, L. Wang, I.H. Oh, S.S. Zheng, C.L. Su, Q.-H. Xu, K. Yao, F. Pan, K. P. Loh, “Tailoring the coercive field in ferroelectric metal-free perovskites by hydrogen bonding”, Nat. Commun. 2022, 13 (1), 1-7.

39. 230

    K.L. Wong, S.X. Lim, Z. Zhang, J. Wang, X. Wu, Q.H. Xu, C.H. Sow*,” A Systematic Study of Laser‐Engineered Fluorescence in Carbon Black”, Adv. Photonics Res., 2022, 3, 2100180

40. 229

    Y. Chen, W. Du, Q. Zhang, O. Ávalos-Ovando, J. Wu, Q.-H. Xu, N. Liu, H. Okamoto, A. Govorov, Q.-H. Xiong, C.-W. Qiu*, "Multidimensional nanoscopic chiroptics" Nat. Rev. Phys, 2022, 4, 113–124.

41. 228

    Z. Chen, M.L. Zhu, T. Ren, J. He, K. P. Loh, and Q.-H. Xu*, “Transient Reflection Spectroscopy on Ultrafast Interlayer Charge Transfer Processes in a MoS2/WSe2 Van der Waals Heterojunction”, J. Phys. Chem. C 2021, 125 (48), 26575-26582.

42. 227

    J. Zhang, C.H. Tan, K. Zhang,* T. Jia,* Y. Cui, W. Deng, X. Liao, H. Wu, Q.H. Xu, F. Huang,* Y. Cao, “π‐Extended Conjugated Polymer Acceptor Containing Thienylene–Vinylene–Thienylene Unit for High‐Performance Thick‐Film All‐Polymer Solar Cells with Superior Long‐Term Stability”, Adv. Energy Mater. 2021, 11(48), 2102559.

43. 226

    M. Garai, Z. Zhu, J. Shi, S. Li, and Q.-H. Xu*, “Single Particle Studies on Plasmon Enhanced Photoluminescence of Monolayer MoS2 by Gold Nanoparticles of Different Shapes”, J. Chem. Phys. 2021, 155, 234201.

44. 225

    M. Gupta, Z. Zhu, D. Kottilil, B. B. Rath, W. Tian, Z.K. Tan, X.G. Liu, Q.-H. Xu*, W. Ji*, J.J. Vittal*, “Impact of Structural Modification of Diamondoid Cd(II) MOFs on the Nonlinear Optical Properties", ACS Appl. Mater. & Interf., 2021, 13, (50), 60163–60172.

45. 224

    W. Yu, Z. Dong, I. Abdelwahab, X. Zhao, J. Shi, Y. Shao, J. Li, X Hu, R Li, T Ma, Z Wang, Q-H Xu, DY Tang, Y Song, K P Loh, “High-Yield Exfoliation of Monolayer 1T’-MoTe2 as Saturable Absorber for Ultrafast Photonics”, ACS Nano, 2021, 15 (11), 18448–18457.

46. 223

    D. Lyu, Y. Miao, B. Li, Z. Xiao, X. Wu, X. Hu, X.F. Jiang*, QH Xu*, “Dual Blue Emission in Ruddlesden–Popper Lead-Bromide Perovskites Induced by Photon Recycling”, J. Phys. Chem. C 2021, 125 (33), 18308-18316.

47. 222

    G. Bolla, Q Chen, G Gallo, IH Park, KC Kwon, X Wu, QH Xu, KP Loh, Shuang Chen, RE Dinnebier, W Ji, JJ Vittal, “Multifunctional Properties of a Zn (II) Coordination Complex”, Cryst. Growth Des. 2021, 21, 6, 3401-3408.

48. 221

    Y. Jiang, K. Li, X. Wu, M. Zhu, H. Zhang, K. Zhang, Y. Wang, K.P. Loh, Y. Shi*, Q.-H. Xu*, “In Situ Synthesis of Lead-Free Halide Perovskite Cs2AgBiBr6 Supported on Nitrogen-Doped Carbon for Efficient Hydrogen Evolution in Aqueous HBr Solution” ACS Appl. Mater. & Interf. 2021, 13 (8), 10037-10046.

49. 220

    J. Zhang, T. Jia, C.H. Tan, K. Zhang*, M. Ren, S. Dong, Q.H. Xu, F. Huang*, Y. Cao, “Nonhalogenated‐Solvent‐Processed High‐Performance All‐Polymer Solar Cell with Efficiency over 14%”, Solar RRL 2021, 5 (5), 2100076

50. 219

    F. Wang, X. Li, Z. Chen, W. Yu, K.P. Loh, B. Zhang, Y. Shi*, Q.-H. Xu*, “Efficient low-frequency microwave absorption and solar evaporation properties of γ-Fe2O3 nanocubes/graphene composites”, Chem. Eng. J., 2021, 405, 126676

51. 218

    Z.Y. Yan, E.T. Poh, Z. Zhang, S.T. Chua, X. Wang, X. Wu, Z.H. Chen, J. Yang, Q.-H. Xu, KEJ Goh, R. Zhao, C.-H. Sow, “Band Nesting Bypass in WS2 Monolayers via Förster Resonance Energy Transfer”, ACS Nano 2020, 14, 5, 5946-5955

52. 217

    I.H. Park, K.C. Kwon, Z. Zhu, X. Wu., R. Li, Q.H. Xu, K.P. Loh, “Self-Powered Photodetector Using Two-Dimensional Ferroelectric Dion–Jacobson Hybrid Perovskites”, J. Am. Chem. Soc. 2020, 142, 43, 18592-18598.

53. 216

    K. Li, L. Wang, Z. Chen, X. Yang, Y.X. Yu, W.D. Zhang, Y. Wang, Y. Shi, K.P. Loh, Q.-H. Xu, “Photocatalytic Hydrogen Evolution under Ambient Conditions on Polymeric Carbon Nitride/Donor‐π‐Acceptor Organic Molecule Heterostructures”, Adv. Funct. Mater. 2020, 30(43), 2005106

54. 214

    C. Yao, CQ Xu, I-H Park, M Zhao, Z Zhu, J Li, X Hai, H Fang, Y Zhang, G Macam, J Teng, L Li, Q-H Xu, F-C Chuang, J Lu, CL Su,* J Li* & J Lu*, “Giant Emission Enhancement of Solid-State Gold Nanoclusters by Surface Engineering”, Angew. Chem. 2020, 132, 2-9.

55. 213

    D-F. Zhang, S. Li,* Q-H Xu,* and Y. Cao, “Aggregation-Induced Plasmon Coupling-Enhanced One- and Two-Photon Excitation Fluorescence by Silver Nanoparticles”, Langmuir, 2020, 36 (17), 4721-4727.

56. 212

    X. Wu, Z. Chen, W. Chen, F. Yu, G. Zhou*, Q.H. Xu*, and Q.H. Zhang*, “Two-Photon Absorption of Butterfly-Shaped Carbonyl-Bridged Twistarene”, Asian J. Org. Chem. 2020, 9, 579-583.

57. 211

    Y. Jiang, B Li, T Zhang, Y. Shi,* and Q-H Xu*, “Photoluminescence Mechanisms of All-Inorganic Cesium Lead Bromide Perovskites Revealed by photoluminescence mechanism Spectroscopy”, ChemNanoMat 2020, 6, 327-335.

58. 210

    H. Wan, S. Zhou, P. Gu, F. Zhou, D. Lyu, Q.H. Xu, A. Wang, H. Shi, Q.F. Xu* and J. Lu*, AIE-active polysulfates via a sulfur(vi) fluoride exchange (SuFEx) click reaction and investigation of their two-photon fluorescence and cyanide detection in water and in living cells, Polymer Chemistry, Polym. Chem., 2020, 11, 1033-1042

59. 209

    S. Li, J.L. He, and Q.-H. Xu*, Aggregation of Metal-Nanoparticle-Induced Fluorescence Enhancement and Its Application in Sensing”, ACS Omega 2020, 5, 1, 41-48.

60. 208

    L.L. Liang, W. Yan, X. Qin, P. Xiao, F. Han, Y. Wang, Z. Zhu, L. Liu, Y. Han, Q.-H. Xu, J.L. Qu* and X.G. Liu*, “Designing Sub-2 nm Organosilica Nanohybrids for Far-Field Super-Resolution Imaging”, Angew. Chem. 2020, 59(2), 746-751.

61. 207

    Z. Chen, G. Gallo, V.A. Sawant, T.X. Zhang, M.L. Zhu, L.L. Liang, A. Chanthapally, G. Bolla, H. S. Quah, X.G. Liu, K.P. Loh, R. E Dinnebier, Q.‐H. Xu, J.J. Vittal, “Giant Enhancement of Second Harmonic Generation Accompanied by the Structural Transformation of 7-Fold to 8-Fold Interpenetrated Metal–Organic Frameworks (MOFs)”, Angew. Chem 2020, 59 (2), 833-838.

62. 206

    T. Zhao, L. Li, S. Li, X.F. Jiang, C. Jiang, N. Zhou, N. Gao, Q.H. Xu, Gold nanorod-enhanced two-photon excitation fluorescence of conjugated oligomers for two-photon imaging guided photodynamic therapy, J. Mater. Chem. C 2019, 7 (46), 14693-14700.

63. 205

    J. He, S. Li, D. Lyu, D.F. Zhang, X. Wu, Q.H. Xu, “Aggregation Induced Emission Enhancement by Plasmon Coupling of Noble Metal Nanoparticles”, Mater. Chem. Front., 2019, 3, 2421-2427.

64. 204

    I.H. Park, Q. Zhang, K.C. Kwon, Z. Zhu, W. Yu, K. Leng, D. Giovanni, H.S. Choi, I. Abdelwahab, Q.-H. Xu, T. C. Sum, K.P. Loh, “Ferroelectricity and Rashba Effect in a Two-Dimensional Dion-Jacobson Hybrid Organic-Inorganic Perovskite”, Journal of the American Chemical Society, 2019, 141 (40), 15972-15976.

65. 203

    S. Li, X.Q. Shen, Q.-H. Xu, Y. Cao, “Gold Nanorods Enhanced Conjugated Polymer/Photosensitizer Composite Nanoparticles for Simultaneous Two-photon Excitation Fluorescence Imaging and Photodynamic Therapy”, Nanoscale 2019. 11(41), 19551-19560.

66. 202

    W. Cai, Z. Chen, D. Chen, S. Su, Q.H. Xu, H.L. Yip, Y. Cao, “High-performance and stable CsPbBr 3 light-emitting diodes based on polymer additive treatment”, RSC Advances 2019, 9 (47), 27684-27691.

67. 201

    Y. Bao, P. Song, Y. Liu, Z. Chen, M. Zhu, I. Abdelwahab, J. Su, W. Fu, X. Chi, W. Yu, W. Liu, X. Zhao, Q.H. Xu, M. Yang, K.P. Loh “Gate-tunable In-plane Ferroelectricity in Few-layer SnS”, Nano Lett. 2019, 19 (8), 5109-5117.

68. 200

    I.H. Park, L. Chu, K. Leng, Y.F. Choy, W. Liu, I. Abdelwahab, Z. Zhu, Z. Ma, W. Chen, Q.‐H. Xu, G. Eda, K.P. Loh, “Highly Stable Two-Dimensional Tin(II) Iodide Hybrid Organic-Inorganic Perovskite Based on Stilbene Derivative”, Adv. Func. Mater. 2019, 1904810

69. 199

    Q.-H. Xu, “Color routing at the nanoscale”, Light - Sci & App, 2019, 8, 58

70. 198

    Q. Yin, K. Zhang, L. Zhang, J. Jia, X. Zhang, S. Pang, Q.-H. Xu, C. Duan, F. Huang, Y. Cao “An efficient binary cathode interlayer for large-bandgap non-fullerene organic solar cells”, J. Mater. Chem. A. 2019, 7, 12426-12433.

71. 197

    Q. Zhang, Y. Ji, Z. Chen, D. Vella, X. Wang, Q.H. Xu, Y. Li, G. Eda, “Controlled Aqueous Synthesis of 2D Hybrid Perovskites with Bright Room-Temperature Long-Lived Luminescence”, J. Phys. Chem. Lett. 2019, 10, 2869-2873.

72. 196

    X.X. Liu, Y.H. Cheng, C. Liu, T.X. Zhang, N.D. Zhang, S.W. Zhang, J.-S. Chen, Q.-H. Xu, J.Y. Ouyang, H. Gong*, “20.7% Highly Reproducible Inverted Planar Perovskite Solar Cells with Enhanced Fill Factor and Eliminated Hysteresis”, Energy Environ. Sci., 2019, 12, 1622-1633.

73. 195

    D.Y. Wan, B. Yan, J. Chen, S. Wu, J. Hong, D. Song, X. Zhao, X. Chi, S. Zeng, Z. Huang, C. Li, K. Han, W. Zhou, Y. Cao, A. Rusydi, S. J. Pennycook, P. Yang, * Ariando, R. Xu, Q.-H. Xu, X. Wang, and T. Venkatesan, “A New Family of Plasmonic Photocatalysts without Noble Metals”, Chem. Mater. 2019, 31, 7, 2320-2327.

74. 194

    C. Li, Z.H. Chen, W.Y. Yuan,* Q.-H. Xu and C. M. Li, “In situ growth of α-Fe2O3@Co3O4 core–shell wormlike nanoarrays for a highly efficient photoelectrochemical water oxidation reaction”, Nanoscale, 2019, 11, 1111-1122.

75. 193

    T.X. Zhang, Z.H. Chen, Y.M. Shi,* Q.-H. Xu*, “Photoluminescence Mechanism of CsPb2Br5 Microplates Revealed by Spatially Resolved Single Particle Spectroscopy”， Nanoscale, 2019, 11, 3186.

76. 192

    H. Coskun, F. Isikgor, Z. Chen, M. Imran, B. Li, Q.-H. Xu, J.Y. Ouyang, “Thermally Evaporated Two-Dimensional SnS as an Efficient and Stable Electron Collection Interlayer for Inverted Planar Perovskite Solar Cells, J. Mater. Chem. A, 2019, 7, 4759-4765.

77. 191

    B. Li, Z. Chen, H. Yao, X. Guan, Z. Yu, F. Isikgor, H. Coskun, Q.-H. Xu, J.Y. Ouyang*, “Enhancement in the Photovoltaic Performance of Planer Perovskite Solar Cells by Perovskite Cluster Engineering Using Interfacial Energy Modifier”, Nanoscale, 2019, 11, 3216.

78. 190

    X Wu, X Jiang*, X Hu, DF Zhang, S Li, X Yao, W Liu, HP Yip, ZL Tang, Q-H. Xu*, “Highly Stable Enhanced Near-Infrared Amplified Spontaneous Emission in Solution-processed Perovskite Film by Employing Polymer and Gold Nanorods”, Nanoscale, 2019, 11, 1959

79. 189

    ZP Guan, TS Zhang, H Zhu, D Lyu, S Sarangapani, Q.-H. Xu*, M. J Lang*, Simultaneous Imaging and Selective Photothermal Therapy through Aptamer Driven Au Nanosphere Clustering, J. Phys. Chem. Lett., 2019, 10, 183-188.

80. 188

    X Duan, XF Jiang, D Hu, P Liu, S Li*, F Huang, Y Ma, QH Xu*, Y Cao, “Red emitting conjugated polymer based nanophotosensitizers for selectively targeted two-photon excitation imaging guided photodynamic therapy”, Nanoscale, 2019, 11, 185-192.

81. 187

    MQ Yang, L Shen, Y Lu, SW Chee, X Lu, X Chi, Z Chen, QH Xu, U. Mirsaidov, G.W. Ho, Disorder Engineering in Monolayer Nanosheets Enabling Photothermic Catalysis for Full Solar Spectrum (250–2500 nm) Harvesting, Angew. Chemie, 2019, 131 (10), 3109-3113.

82. 186

    W Cai, Z Chen, Z Li, L Yan, D Zhang, L Liu, Q Xu, Y Ma, F Huang, HL Yip, Y. Cao, Polymer-Assisted In Situ Growth of All-Inorganic Perovskite Nanocrystal Film for Efficient and Stable Pure-Red Light-Emitting Devices, ACS Appl. Mater. & Inter. 2018, 10 (49), 42564-42572.

83. 185

    K Leng, I Abdelwahab, I Verzhbitskiy, M Telychko, L Chu, W Fu, X Chi, Na Guo, Z.H. Chen, Z.X. Chen, C. Zhang, Q.-H. Xu, J. Lu, M. Chhowalla, G. Eda, K.P. Loh*, Molecularly thin two-dimensional hybrid perovskites with tunable optoelectronic properties due to reversible surface relaxation, Nature Materials, 2018, 17 (10), 908.

84. 184

    Y. Zhou, C. Ma, N. Gao, Q. Wang, P.C. Lo, K.S. Wong, Q.-H. Xu, T. Kinoshita, D. Ng, “Pyrrolopyrrole aza boron dipyrromethene based two-photon fluorescent probes for subcellular imaging”, J. Mater. Chem. B, 2018, 6 (35), 5570-5581

85. 183

    M. Garai, N. Gao, Q.-H Xu*, “Single Particle Spectroscopic Studies on Two-Photon Photoluminescence of Coupled Au Nanorod Dimers”, J. Phys. Chem. C 2018, 122 (40), 23102-23110.

86. 182

    S. Li, X.‐F. Jiang, Q.‐H. Xu*, “Conjugated Polymers for Two‐Photon Live Cell Imaging”, Conjugated Polymers for Biological and Biomedical Applications, Wiley, editor: Liu Bin, 2018, Ch6: 135-170.

87. 181

    X. Li, Q. Gao, J. Wang, Y. Chen, Z. Chen, H.-S. Xu, W. Tang, K. Leng, G-H Ning, JS Wu, Q-H Xu, S.Y. Quek, Y.X. Lu, and K.P. Loh, "Tuneable Near White-Emissive Two-Dimensional Covalent Organic Frameworks" Nat. Commun. 2018, 9, 2335.

88. 180

    X. Chi, K. Leng, B. Wu, D. Shi, Y. Choy, Z. Chen, Z. Chen, X. Yu, P. Yang, Q.‐H. Xu, T.S. Sum, A. Rusydi, K.P. Loh, “Elucidating Surface and Bulk Emission in 3D Hybrid Organic–Inorganic Lead Bromide Perovskites”, Adv. Opt. Mater., 2018, 1800470

89. 179

    K. Yu, Y. Yang, J. Wang, X. Tang, Q.H. Xu, G.P. Wang, “Ultrafast carrier dynamics and third-order nonlinear optical properties of AgInS2/ZnS nanocrystals, Nanotechnology”, 2018, 29(25), 255703.

90. 178

    P. Lu, R. Li, N. Yao, X. Dai, Z. Ye, K. Zheng, W. Kong, W. Fang, S. Li, Q.H. Xu, and H.Z. Wu* “Enhancement of Two-Photon Fluorescence and Low Threshold Amplification of Spontaneous Emission of Zn-processed CuInS2 Quantum Dots”, ACS Photonics, 2018, 5 (4), 1310–1317.

91. 177

    Z.J. Zhu, P.Y. Yuan, S. Li, M. Garai, M.H. Hong, Q.-H. Xu*, “Plasmon-Enhanced Fluorescence in Coupled Nanostructures and Applications in DNA Detection”, ACS Appl. Bio. Mater. 2018, 1, 118.

92. 176

    CF Tan, AK Su Su Zin, Z Chen, CH Liow, HT Phan, HR Tan, QH Xu, G. W. Ho, “Inverse Stellation of CuAu-ZnO Multimetallic-Semiconductor Nanostartube for Plasmon-Enhanced Photocatalysis”, ACS Nano, 2018, 12, 4512.

93. 175

    S. Li, Y-C Lin, W Zhao, J Wu, Z Wang, Z Hu, Y Shen, D-M Tang, J Wang, Q Zhang, H Zhu, L Chu, W Zhao, C Liu, Z Sun, T Taniguchi, M Osada, W Chen, Q-H Xu, A.T.S. Wee, K. Suenaga, F. Ding, G. Eda, “Vapor-Liquid-Solid Growth of Monolayer MoS2 Nanoribbons”, Nature Materials, 2018, 17, 535.

94. 174

    Z. Lin, H. Zhu, L. Zhou, X. Guo, Z. Liu, C. Zhang, Q.-H. XU, J. Chang, J.Y. Ouyang, Y. Hao, "Investigation on Structural, Morphological, Electronic and Photovoltaic Properties of Perovskite Thin Film by Introducing Lithium Halide". RSC Adv., 2018, 8, 11455-11461.

95. 173

    Wang, Z.; Dong, Z.; Zhu, H.; Jin, L.; Chiu, M. H.; Li, L. J.; Xu, Q. H.; Eda, G.; Maier, S. A.; Wee, A. T. S..; Qiu, C.W. and Yang, JKW, “Selectively Plasmon-Enhanced Second-Harmonic Generation from Monolayer Tungsten Diselenide on Flexible Substrates”. ACS Nano 2018, 12 (2), 1859-1867.

96. 172

    P.Y. Yuan, X. Ding, Y. Y. Yang, and Q.-H. Xu*, “Metal Nanoparticles for Diagnosis and Therapy of Bacterial Infection”, Adv. Healthcare. Mater. 2018, 7, 1701392.

97. 171

    N. Zhou, H. Zhu, S. Li, J. Yang, T.L. Zhao, Y.T. Li, Q.-H. Xu*, “Au Nanorod/ZnO Core-shell Nanoparticles as Nano-photosensitizers for Near-Infrared Light Induced Singlet Oxygen Generation”, J. Phys. Chem. C 2018, 122(14), 7824-7830.

98. 170

    SX Lim, Y Lee, N Gao, J Lu, QH Xu, ES TOK, CH Sow*, “Templating Nanotraffic Light–Dynamic Tricoloured Blinking Silver Nanoclusters on Graphene Oxide Film”, J. Mater. Chem. C, 2018, 6 (17), 4641-4648.

99. 169

    Liu C, Chen Z, Su C, Zhao X, Gao Q, Ning GH, Zhu H, Tang W, Leng K, Fu W, Tian B, Peng X, Li J, Xu QH, Zhou W, Loh KP*. Controllable deuteration of halogenated compounds by photocatalytic D2O splitting”, Nat. Commun. 2018, 9(1), 80

100. 168

     R Xu, K Zhang, X Liu, Y Jin, XF Jiang, QH Xu, F Huang*, Y Cao, “Alkali Salt-Doped Highly Transparent and Thickness-Insensitive Electron-Transport Layer for High-Performance Polymer Solar Cell”, ACS Appl. Mater. Interf, 2018, 10(2), 1939-1947.

101. 167

     S Li, XF Jiang*, QH Xu*, “Polyfluorene based conjugated polymer nanoparticles for two-photon live cell imaging”, Science China Chemistry 2018, 61 (1), 88-96.

102. 166

     ET Vickers, M Garai, S Bonabi Naghadeh, S Lindley, QH Xu, JZ Zhang, “Two-Photon Photoluminescence and Photothermal Properties of Hollow Gold Nanospheres for Efficient Theranostic Applications”, J. Phys. Chem. C, 2018, 122,13304.

103. 165

     H. Zhu, M. Garai, Z. Chen, Q.H. Xu*, “Two-Photon Excitation of Gold Nanorods Interrupted by Extremely Fast Solvent-to-Metal Electron Transfer”, J. Phys. Chem. C 2017, 121 (51), 28546-28555.

104. 164

     Z Lin, J Chang, H Zhu, QH Xu, C Zhang, J Ouyang*, Y Hao, “Enhanced planar heterojunction perovskite solar cell performance and stability using PDDA polyelectrolyte capping agent”, Solar Energy Materials and Solar Cells 2017, 172, 133-139.

105. 163

     J Dong, K Zhang, X Li, Y Qian, H Zhu, D Yuan, QH Xu, J Jiang, D Zhao*, “Ultrathin two-dimensional porous organic nanosheets with molecular rotors for chemical sensing”, Nature Commun. 2017, 8 (1), 1142.

106. 162

     HP Deng, XZ Fan, ZH Chen, QH Xu, J Wu*, “Photoinduced Nickel-Catalyzed Chemo-and Regioselective Hydroalkylation of Internal Alkynes with Ether and Amide α-Hetero C (sp3)–H Bonds”, J. Am. Chem. Soc. 2017, 139 (38), 13579-13584.

107. 161

     M-Q Yang, Y-J Xu, W. Lu, K. Zeng, H. Zhu, Q-H Xu, G. W Ho*. “Self-surface charge exfoliation and electrostatic coordinated 2D hetero-layered hybrids”, Nature Commun. 2017, 8, 14224.

108. 160

     B Peng, J Li, Q Li, Y Li, H Zhu, L Zhang, X Wang, L Bi, H Lu, J Xie, L Deng, Bose–Einstein oscillators and the excitation mechanism of free excitons in 2D layered organic–inorganic perovskites, RSC Advances 2017, 7 (30), 18366-18373.

109. 159

     MQ Yang, J Dan, SJ Pennycook, X Lu, H Zhu, QH Xu, HJ Fan, GW Ho, “Ultrathin Nickel Boron Oxide Nanosheets Vertical Assembled on Graphene: A New Hybrid 2D Materials for Enhanced Photo/electro-catalysis”, Materials Horizons, 2017, 4(5) 885-894.

110. 158

     T. Zhang, T. Zhao, P. Yuan, Q.H. Xu, “Plasmon‐enhanced two‐photon excitation fluorescence and biomedical applications”, Surface Plasmon Enhanced, Coupled and Controlled Fluorescence, 2017, 211-225, Wiley

111. 157

     F. Han, X. Mao, Q.-H. Xu*, Flower-like Au/Ag/TiO 2 nanocomposites with enhanced photocatalytic efficiency under visible light irradiation, Science China Chem. 2017, 60 (4), 521-527

112. 156

     Y Xu, X Jiang, Y Ge, Z Guo, Z Zeng, Q Xu, H Zhang, X Yu, D Fan, “Size-dependent nonlinear optical properties of black phosphorus nanosheets and its applications in ultrafast photonics”, J. Mater. Chem. C, 2017, 5. 3007.

113. 155

     K Zhang, R Xu, W Ge, M Qi, G Zhang, Q.-H. Xu, F Huang*, Y. Cao, X.H. Wang*, “Electrostatically self-assembled chitosan derivatives working as efficient cathode interlayers for organic solar cells”, Nano Energy, 2017, 34, 164.

114. 154

     XF Jiang, Z Zeng, S Li, Z Guo, H Zhang, F Huang,* QH Xu*, “Tunable broadband nonlinear optical properties of black phosphorus quantum dots for femtosecond laser pulses”, Materials, 2017, 10(2), 210

115. 153

     CF Tan, SAB Azmansah, H Zhu, QH Xu, G.W. Ho*, “Spontaneous electroless galvanic cell deposition of 3D hierarchical and interlaced S–M–S heterostructures”, Adv. Mat. 2017, 29(1), 1604417.

116. 152

     D. Y. Wan, Y. L. Zhao* , Y. Cai , T. C. Asmara, Z. Huang, J. Q. Chen, J. Hong, S. Yin, C.T Nelson, M. R. Motapothula, B. X. Yan, D. Xiang, X. Chi, H. Zheng, W. Chen, R. Xu, Ariando, A. Rusydi, A. M. Minor, M. B. H. Breese, M. Sherburne, M. Asta, Q-H. Xu, T. Venkatesan*, “Electron transport and visible light absorption in a Plasmonic photo-catalyst based on Strontium Niobate”, Nature Commun. 2017, 8, 15070.

117. 151

     X Ding, P Yuan, N Gao, H Zhu, YY Yang*, QH Xu*, “Au-Ag core-shell nanoparticles for simultaneous bacterial imaging and synergistic antibacterial activity”, Nanomedicine: Nanotechnology, Biology and Medicine, 2017, 13 (1), 297-305.

118. 149

     J.X. Fang, J. Li, C.F. Tian, Q.Q. Gao, X.J. Wang, N.Y. Gao, X.L. Wen, C.S. Ma, H.J. You1, Z.L. Yang, Q.-H. Xu, Q.H. Xiong and Z.Y. Li, “Gold nanorings synthesized via a stress-driven collapse and etching mechanism”, NPG Asia Materials, 2016, 8, e323; doi:10.1038/am.2016.163

119. 148

     X. Yi, J. Sun, X.F. Jiang*, Y. Li, Q.-H. Xu, Q. Zhang, S. Ye*, “Variations in the 5D0 → 7F0 transitions of Eu 3+ and white light emissions in Ag-Eu exchanged zeolite-Y”, RSC Adv. 2016, 6 (98), 95925-95935.

120. 147

     J. Chang*, J. Xiao, Z. Lin, H. Zhu, Q.-H. Xu, K. Zeng, Y. Hao, J. Ouyang*, “Elucidating the charge carrier transport and extraction in planar heterojunction perovskite solar cells by Kelvin probe force microscopy”, Journal of Materials Chemistry A, 2016, J. Mater. Chem. A, 2016, 4, 17464-17472.

121. 146

     J. Chang*, Z. Lin, H. Zhu, F.H. Isikgor, Q.-H. Xu, C. Zhang, Y. Hao, J. Ouyang*, Enhancing the photovoltaic performance of planar heterojunction perovskite solar cells by doping the perovskite layer with alkali metal ions, J. Mater. Chem. A 2016, 4 (42), 16546-16552.

122. 145

     Z.H. Lin, J.J. Chang, J.X. Xiao, H. Zhu, Q.-H. Xu, C.F. Zhang, J.Y. Ouyang,*; Y. Hao, "Interface Studies of the Planar Heterojunction Perovskite Solar Cells", Solar Energy Materials and Solar Cells 2016, 157, 783-790.

123. 144

     L. Jiao, M. Liu, M. Garai, N. Gao, J. Yang, Q.-H. Xu, M. Hong*, “Simulation of fluorescence enhancement by an AFM tip on a gold particle quenched emitter”, Applied Optics 2016, 55 (31), 8722-8726.

124. 143

     D. Su, C.L. Teoh, N. Gao, Q.-H. Xu, Y.T. Chang*, A Simple BODIPY-Based Viscosity Probe for Imaging of Cellular Viscosity in Live Cells, Sensors 2016, 16 (9), 1397.

125. 142

     F. Isikgor, B.C. Li, H. Zhu, Q.-H. Xu, J.Y. Ouyang*, “High performance planar perovskite solar cells with a perovskite of mixed organic cations and mixed halides, MA1-xFAxPbI3-yCly”, J. Mater. Chem. A, 2016, 4 (32), 12543-12553.

126. 141

     W.J. Luo, M. Wu, S. Li,Y.L. Xu, Z.J. Ye, L. Wei, B. Chen, Q.-H. Xu, and L.H. Xiao*, “Nanoprecipitation of Fluorescent Conjugated Polymer onto the Surface of Plasmonic Nanoparticle for Fluorescence/Dark-Field Dual-Modality Single Particle Imaging”, Anal. Chem. 2016, 88, 6827-6835.

127. 140

     J. Chang, H. Zhu, J. Xiao, F.H. Isikgor, Z. Lin, Y. Hao, K. Zeng, Q.H. Xu, J. Ouyang*, “Enhancing the planar heterojunction perovskite solar cell performance through tuning the precursor ratio”, J. Mater. Chem. A 2016, 4 (3), 7943-7949.

128. 139

     S. Li, T. Zhang, Z.J. Zhu, N. Gao, and Q.-H. Xu*, “Lighting up the Gold Nanoparticles Quenched Fluorescence by Silver Nanoparticles: A Separation Distance Study”, RSC Advances, 2016, 6, 58566-58572

129. 138

     L. Qian, C.W. Zhang, Y. Mao, L. Li, N. Gao, K.L. Lim, Q.-H Xu, S. Q. Yao*, “Two-Photon Enzymatic Probes Visualizing Sub-cellular/Deep Brain Caspase Activities in Neurodegenerative Models”, Scientific reports, 2016, 6, 26385

130. 137

     M. Garai, T. Zhang, N. Gao, H. Zhu, Q.-H. Xu*, “Single Particle Studies on Two-Photon Photoluminescence of Gold Nanorod-Nanosphere Heterodimers”, J. Phys. Chem. C, 2016, 120 (21), 11621–11630.

131. 136

     M. Zhao, J. Zhang, N. Gao, P. Song, M. Bosman, B. Peng, B. Sun, C.W. Qiu. Q.-H. Xu, Q. Bao, and K. P. Loh*, “Actively tunable visible surface Plasmons in Bi2Te3 and their energy-harvesting applications”, Adv. Mater., 2016, 28: 3138-3144.

132. 135

     J. Chang, H. Zhu, B. Li, F.H. Isikgor, Y. Hao, Q.-H. Xu*, J. Ouyang*, “Boosting the performance of planar heterojunction perovskite solar cell by controlling the precursor purity of perovskite materials”, J. Mater. Chem. A 2016, 4 (3), 887-893

133. 134

     M.J. Li, M. Zhi, H. Zhu, W.-Y. Wu, Q.-H. Xu, M. H. Jhon, Y.T. Chan*, “Ultralow-Threshold Multiphoton-Pumped Lasing from Colloidal Nanoplatelets in Solution”, Nature Commun. 2015, 6, 8513.

134. 133

     T Zhang, N Gao, S Li, MJ Lang, QH Xu, “Single-particle spectroscopic study on fluorescence enhancement by plasmon coupled gold nanorod dimers assembled on DNA origami”, J. Phys. Chem. Lett. 2015, 6 (11), 2043-2049

135. 132

     L Xu, H Zhu, G Long, J Zhao, D Li, R Ganguly, Y Li, Q.-H Xu*, Q. Zhang*, “4-Diphenylamino-phenyl substituted pyrazine: nonlinear optical switching by protonation”, J. Mater. Chem. C, 2015, 3(35), 9191.

136. 131

     C Lu, H Li, QF Xu*, Q.-H. Xu, J Lu*, “Synthesis and Morphology of Two Carbazole–Pyrazoline‐Containing Polymer Systems and Their Electrical Memory Performance”, ChemPlusChem 2015, 80 (8), 1354-1362.

137. 130

     P Yuan, R Ma, N Gao, M Garai, Q.-H Xu*, “Plasmon coupling-enhanced two-photon photoluminescence of Au@ Ag core–shell nanoparticles and applications in the nuclease assay”, Nanoscale 2015, 7 (22), 10233-10239.

138. 129

     N Zhou, C Ye, L Polavarapu, QH Xu*, “Controlled preparation of Au/Ag/SnO2 core–shell nanoparticles using a photochemical method and applications in LSPR based sensing”, Nanoscale 2015, 7 (19), 9025-9032.

139. 128

     J.H. Pan, C. Shen, I. Ivanova, N. Zhou, X. Wang, W.C. Tan, Q.H. Xu, Q. Wang*, D. Bahnemann, “Self-Template Synthesis of Porous Perovskite Titanate Solid and Hollow Submicrospheres for Photocatalytic Oxygen Evolution and Mesoscopic Solar Cells”, ACS Appl. Mater Interf. 2015, 7 (27), 14859-14869.

140. 127

     M.H. Chua, Y. Ni, M. Garai, B. Zheng, K.W. Huang, Q.-H. Xu, J. Xu, J. Wu*, “Towards meso‐Ester BODIPYs with Aggregation‐Induced Emission Properties: The Effect of Substitution Positions”, Chem. Asian J. 2015, 10 (8), 1631-1634.

141. 126

     L. Yuan, L. Wang, B.K. Agrawalla, S.J. Park, H. Zhu, B. Sivaraman, J. Peng Q.-H. Xu, .Y.-T. Chang*, “Development of Targetable Two-Photon Fluorescent Probes to Image Hypochlorous Acid Generation in Mitochondria and Lysosome in Live Cell and Inflamed Mouse Model”, J. Am. Chem. Soc. 2015, 137 (18), 5930–5938.

142. 125

     C. Ye, M. D. Regulacio, S.H. Lin, S. Li, Q.-H. Xu*, M.Y. Han*, “Alloyed ZnS-CuInS2 semiconductor nanorods and their nanoscale heterostructures for visible-light-driven photocatalytic hydrogen generation”, Chem. Eur. J. 2015, 21(26), 9514-9519.

143. 124

     N. Zhou, V. López-Puente, Q. Wang, L. Polavarapu*, I. Pastoriza-Santos*, and Q.-H. Xu* “Plasmon Enhanced Light Harvesting: Applications for Enhanced Photocatalysis and Photovoltaics”, RSC Advance, 2015, 5, 29076

144. 123

     X. -F. Jiang, L. Polavarapu, R. Ma, and Q.-H. Xu*, “Flexible, Robust and Highly Efficient Broadband Nonlinear Optical Materials Based on Graphene Oxide Impregnated Polymer sheets”, Photonics Research 2015, 3 (3), A87-A91.

145. 122

     P. Liu, S. Li, Y. Jin, L. Qian, N. Gao, S. Yao, F. Huang*, Q.-H. Xu*, Y. Cao, “Red Emitting DPSB Based Conjugated Polymer Nanoparticles with High Two-Photon Brightness for Cell Membrane Imaging”, ACS Appl. Mater. Interf., 2015, 7. 6754-6763.

146. 121

     C. Shen, X. Wang, X.-F. Jiang, H. Zhu, F. Li, J. Yang, Q.-H. Xu, Q. Wang*, "Fast Charge Separation at Semiconductor Sensitizer-Molecular Relay Interface Leads to Significantly Enhanced Solar Cell Performance", J. Phys. Chem. C, 2015, 119 (18), 9774-9781.

147. 120

     C.M. Fan, M.D. Regulacio, C. Ye, S.H. Lim, S.K. Lua, Q.-H. Xu, Z.L. Xu, A.W. Xu, M.Y. Han,* “Colloidal nanocrystals of orthorhombic Cu2ZnGeS4: phase-controlled synthesis, formation mechanism and photocatalytic behavior”, Nanoscale, 2015, 7, 3247-3253.

148. 119

     N. Zhou, L. Polavarapu, Q. Wang, Q.-H. Xu*, “Mesoporous SnO2 Coated Metal Nanoparticles with Enhanced Catalytic Efficiency”, ACS Appl. Mater. Interf, 2015, 7 (8), 4844-4850.

149. 118

     P. Yuan, .X Ding, Z. Guan, N. Gao, R. Ma, X.F. Jiang, Y.Y. Yang*, Q.-H. Xu*, “Plasmon‐Coupled Gold Nanospheres for Two‐Photon Imaging and Photoantibacterial Activity”, Adv. Healthcare Mater. 2015, 4 (5), 674-678.

150. 117

     X. Shen, S Li, L Li, S.Q. Yao, Q,-H Xu*, “Highly Efficient, Conjugated‐Polymer‐Based Nano‐Photosensitizers for Selectively Targeted Two‐Photon Photodynamic Therapy and Imaging of Cancer Cells”, Chem. Eur. J. 2015, 51(5), 2214-2221.

151. 116

     Q. Li, X. Zhuo, S Li, Q. Ruan, Q.-H Xu, J.F. Wang*, “Production of Monodisperse Gold Nanobipyramids with Number Percentages Approaching 100% and Evaluation of Their Plasmonic Properties”, Adv. Opt. Mater., 2015, 3(6), 801-812.

152. 115

     J. Balapanuru, G. Chiu, C. Su, N. Zhou, Z. Hai, Q.-H. Xu, K.P. Loh*, “Photoactive PDI-Cobalt Complex immobilized on Reduced Graphene Oxide for Photoelectrochemical Water Splitting”, ACS Appl. Mater. Interf, 2015, 7 (1), 880-886.

153. 114

     Q. Bao, J. Chen, Y. Xiang, K. Zhang, S. Li, X. Jiang, Q.H. Xu, K.P. Loh*, T. Venkatesan*, “Graphene Nanobubbles: A New Optical Nonlinear Material”, Adv. Opt. Mater. 2015, 3(6), 744-749.

154. 113

     J. Mu, F. Liu, M.S. Rajab, M. Shi, S. Li, C. Goh, L. Lu, Q.-H. Xu, B. Liu, L.G. Ng, B.G. Xing*, “A Small‐Molecule FRET Reporter for the Real‐Time Visualization of Cell‐Surface Proteolytic Enzyme Functions”, Angew. Chem. 2014, 126 (52), 14585-14590

155. 112

     M. Gao, C.K.N. Peh, Y.L. Pan, Q.-H. Xu, G.W. Ho*, “Fine structural tuning of whereabout and clustering of metal-metal oxide heterostructure for optimal photocatalytic enhancement and stability”, Nanoscale, 2014, 6(21), 12655-12664.

156. 111

     L. Polavarapu*, Jorge Pérez-Juste*, Q.-H. Xu*, L.M. Liz-Marzán, “Optical Sensing of Biological, Chemical and Ionic Species Through Aggregation of Plasmonic Nanoparticles”, J. Mater. Chem. C 2014, 2(36), 7460-7476.

157. 110

     P.Y. Yuan, R.Z. Ma, Z.P. Guan, N.Y. Gao, and Q.-H. Xu*, “Tuning Two-photon Photoluminescence of Gold Nanoparticle Aggregates with DNA and Its Application as Turn-on Photoluminescence Probe for DNA Sequence Detection”, ACS Appl. Mater. Interf., 2014, 6(15), 13149-13156.

158. 109

     S. Li, X.Q. Shen, L. Li, P.Y. Yuan, Z.P. Guan, S. Q. Yao, Q.-H. Xu*, “Conjugated Polymer Based Red-emitting Nanoparticles for Two-Photon Excitation Cell Imaging with High Contrast”, Langmuir, 2014, 30(26), 7623-7627.

159. 108

     P.Y. Gu, X.F. Xu, F. Zhou, T.T. Zhao, G.J. Ye, G.Y. Liu, Q.H. Xu, J.F. Ge, Q.F. Xu,* and J.M. Lu*, “Study of Linear and Nonlinear Optical Properties of Four Derivatives of Substituted Aryl Hydrazones of 1,8-Naphthalimide”, Chinese J. Chem. 2014, 32, 205-211.

160. 108

     N.Y. Gao, Y. Chen , L. Li , Z.P. Guan , T.T. Zhao , N. Zhou , P.Y. Yuan, S. Q. Yao, and Q.-H. Xu *, Shape-Dependent Two-Photon Photoluminescence of Single Gold Nanoparticles, J. Phys. Chem. C, 2014, 118(25), 13904-13911.

161. 107

     L.W. Chen, X.-F. Jiang, Z.M. Guo, H. Zhu, T.-S. Kao, Q.-H. Xu, G. W. Ho, M.H. Hong*, “Tuning Optical Nonlinearity of Laser-Ablation-Synthesized Silicon Nanoparticles via Doping Concentration”, J. Nanomater., 2014, vol 2014, 652829

162. 106

     C.M. Fan, M.D. Regulacio, C. Ye, S.H. Lim, Y. Zheng, Q.-H. Xu, A.W. Xu, M.Y. Han*, “Colloidal synthesis and photocatalytic properties of orthorhombic AgGaS 2 nanocrystals”, Chem. Commun., 2014, 50, 7128-7131.

163. 105

     T.T. Zhao, K. Yu; X. Shen, L. Li, T.S. Zhang, Z. Guan, N.Y. Gao, P. Yuan, S. Li, S.Q. Yao, Q.-H. Xu,* G. Q. Xu,* “Gold Nanorods Enhanced Two-photon Excitation Fluorescence of Photosensitizers for Two-photon Imaging and Photodynamic Therapy”, ACS Appl. Mater. Interf., 2014, 6(4), 2700-2708.

164. 104

     K. Yu, J.E. Sader, P. Zijlstra,* M.H. Hong, Q.-H. Xu, and M. Orrit, “Probing Silver Deposition on Single Gold Nanorods by Their Acoustic Vibrations”, Nano Lett. 2014, 14(2), 915-922.

165. 103

     Li, L.; Zhang, C.; Chen, G. Y. J.; Zhu, B.; Chai, C.; Xu, Q. -H., Tan, E. -K.; Zhu, Q.; Lim, K. -L.*; Yao, S. Q.*, “A Two-Photon Small Molecule Probe for Specific and Sensitive Detection of Monoamine Oxidase B Activities in Parkinson's Disease Models.” Nat. Commun., 2014, 5, 3276.

166. 102

     C.F. Jiang, T.T. Zhao, S. Li, N.Y. Gao, Q.-H. Xu*, “Highly Sensitive Two-photon Sensing of Thrombin in Serum using Aptamers and Silver Nanoparticles”, ACS Appl. Mater. Interf., 2013, 5(21), 10853–10857.

167. 101

     C.H. Fang, Y.H. Lee, L. Shao, R.B. Jiang, J.F. Wang*, and Q.-H. Xu*, “Correlating the Plasmonic and Structural Evolutions during the Sulfidation of Ag Nanocubes”, ACS Nano, 2013, 7(10), 9354-9365.

168. 100

     T.T. Zhao, X.-F. Jiang, N.Y. Gao, S. Li, N. Zhou, R.Z. Ma, Q.-H. Xu*, “Solvent Dependent Two-Photon Photoluminescence and Excitation Dynamics of Gold Nanorods”, J. Phys. Chem. B, 2013, 117(49), 15576-15583.

169. 99

     X.-F. Jiang, Y.L. Pan, C.F. Jiang, T.T. Zhao, P.Y. Yuan, T. Venkatesan, and Q.-H. Xu*, “Excitation Nature of Two-photon Photoluminescence of Gold Nanorods and Coupled Gold Nanoparticles by Two-pulse Emission Modulation Spectroscopy”, J. Phys. Chem. Lett. 2013, 4, 1634-1638.

170. 98

     X. Xie, N.Y. Gao, R. Deng, Q. Sun, Q.-H. Xu, X. Liu*, “Mechanistic Investigation of Photon Upconversion in Nd3+-Sensitized Core-shell Nanoparticles”, 2013, J. Am. Chem. Soc. 2013, 135(34), 12608-12611.

171. 97

     C.F. Jiang, T.T. Zhao, P.Y. Yuan; N.Y. Gao, Y.L. Pan, Z.P. Guan, N. Zhou, Q.-H. Xu*, “Two-photon Induced Photoluminescence and Singlet Oxygen Generation from Aggregated Gold Nanoparticles”, ACS Appl. Mater. Interf. 2013, 5(11), 4972-4977.

172. 96

     P.Y. Gu, C Lu, Z.J. Hu, N Li, T.T. Zhao, Q.-F. Xu,* Q.-H. Xu, J. Zhang, J.M. Lu*, “AIEE effect and Two-Photon Absorption (TPA) enhancement induced by polymerization: synthesis of a monomer with ICT and AIE effects and its homopolymer by ATRP and a study of their photophysical properties” J. Mater. Chem. C, 2013, 1(14), 2599-2606.

173. 95

     N. Zhou, L. Polavarapu, N.Y. Gao, Y.L. Pan, P.Y. Yuan, Q. Wang, Q.-H. Xu*, “TiO2 coated Au/Ag nanorods with enhanced photocatalytic activity under visible light irradiation”, Nanoscale, 2013, 5, 4236-4241.

174. 94

     K. Yu, P. Zijlstra*, J. Sader, Q.-H. Xu*, M. Orrit, “Damping of Acoustic Vibrations of Immobilized Single Gold Nanorods in Different Environments”, Nano Lett., 2013, 13 (6), 2710-2716.

175. 93

     M.D. Regulacio, C.Ye, S. H. Lim, Y. G. Zheng, Q.-H. Xu, and M.-Y. Han*, “Facile noninjection synthesis and photocatalytic properties of wurtzite-phase CuGaS2 nanocrystals with elongated morphologies”, CrystEngComm, 2013, 15, 5214-5217.

176. 92

     Z.P. Guan, N.Y. Gao, F. Han, Q.-H. Xu*, “Huge Enhancement in Two-photon Photoluminescence of Au Nanoparticle Clusters Revealed by Single Particle Spectroscopy”, J. Am. Chem. Soc. 2013, 135 (19), 7272-7277.

177. 91

     J. H. Wu,* Z.P. Guan, S. K. Yang, P.Y. Yuan, Q.-H. Xu,*, and G.Q. Xu* “Capping-Agent-Free Synthesis of Substrate Supported Porous Icosahedral Gold Nanoparticles”, Nanoscale, 2013, 5(7), 2983-2989.

178. 90

     X.Q. Shen, L. Li, A. C. M. Chan, S. Q. Yao, Q.-H. Xu*, "Water soluble conjugated polymers for two-photon cell imaging and two-photon photodynamic therapy", Adv. Opt. Mater., 2013, 1 (1), 92-99.

179. 89

     Li, L.; Shen, X.; Xu, Q.-H.; Yao, S. Q.* "A Switchable Two-photon Membrane Tracer Capable of Imaging Membrane-Associated Protein Tyrosine Phosphatase Activities", Angew. Chem. Int. Ed., 2013, 52, 424-428.

180. 88

     Q.-H. Xu*, "SERS under Magnetic Control", Ann. Phys., 2012, 524 (11), A161-A162.

181. 87

     T.T. Zhao, X.Q. Shen, L. Li, Z.P. Guan, N.Y. Gao, P.Y. Yuan, S.Q. Yao, Q.-H. Xu and G.Q. Xu "Gold nanorods as dual photosensitizing and imaging agents for two-photon photodynamic therapy", Nanoscale, 2012, 4, 7712-7719.

182. 86

     Z.P. Guan, S. Li, P.B. Cheng, N. Zhou, N.Y. Gao, Q.-H. Xu*, "Band-selective Coupling-induced Enhancement of Two-photon Photoluminescence in Gold Nanocubes and Its Application as Turn-on Fluorescent Probes for Cysteine and Glutathione", ACS Appl. Mater. & Interf., 2012, 4 (10), 5711-5716.

183. 85

     F. Han, Z.P. Guan, T.S. Tan, Q.-H. Xu,* "Size Dependent Two-photon Excitation Photoluminescence Enhancement in Coupled Noble Metal Nanoparticles", ACS Appl. Mater. & Interf., 2012, 4(9), 4746-51.

184. 84

     S. Wang, C.T. Nai, X.-F. Jiang, Y.H. Pan, C.-H. Tan, M. Nesladek, Q.-H. Xu, and K.P. Loh*, "Graphene Oxide-Polythiophene Hybrid with Broad-Band Absorption and Photocatalytic Properties", J. Phys. Chem. Lett., 2012, 3, 2332-2336.

185. 83

     Y.L. Pan, S.Z. Deng, L. Polavarapu, N.Y. Gao, P.Y. Yuan, C.H. Sow, Q.-H. Xu*, "Plasmon Enhanced Photo-catalytic Properties of Cu2O Nanowires-Au Nanoparticles Assembly", Langmuir, 2012, 28 (33), 12304-12310.

186. 82

     P.Y. Yuan, Y.H. Lee, M.K. Gnanasammandhan, Z.P. Guan, Y. Zhang,* Q.-H. Xu*, "Plasmon Enhanced Upconversion Luminescence of NaYF4:Yb, Er@SiO2@Ag Core-shell Nanocomposites for Cell Imaging", Nanoscale, 2012, 4, 5132-5137.

187. 81

     C. Ye, M. Regulacio, S.H. Lim, Q.-H. Xu,* and M.-Y. Han*, "Alloyed (ZnS)x(CuInS2)1-x semiconductor nanorods: Synthesis, Bandgap Tuning and Photocatalytic Properties", Chem. Eur. J., 2012, 18(36), 11258-11263.

188. 80

     P. Zijlstra, P. M. N. R. Paulo; K.Yu, Q.-H. Xu, and M. Orrit*, "Chemical interface damping in single gold nanorods and its near elimination by tip-specific functionalization", Angew. Chem. 2002, 51, 8352-8355.

189. 79

     L. Li, J.Y. Ge, H. Wu, Q.-H. Xu, S. Y. Yao*, "Tumor- and Organelle-Specific Imaging of Protein Tyrosine Phosphatase Activities in Live Cells Using a Fluorogenic Two-Photon Dye Conjugated to Cell-Penetrating Peptides", J. Am. Chem. Soc., 2012,134, 12157-12167.

190. 78

     G.-J. Ye, T.-T. Zhao, Z.-N. Jin, P.Y. Gu, J.Y. Mao, Q.-H. Xu, Q.F. Xu, J.M. Lu*, N.J. Li, “The synthesis and NLO properties of 1,8-naphthalimide derivatives for both femtosecond and nanosecond laser pulses” Dyes & Pigments, 2012, 94(2), 271-277.

191. 77

     X.-F. Jiang, L. Polavarapu,S.T. Neo, T. Venkatesan, and Q.-H. Xu*, "Graphene Oxides as Tunable Broadband Nonlinear Optical Materials for Femtosecond Laser Pulses", J. Phys. Chem. Lett., 2012, 3 (6), 785-790.

192. 76

     M. D. Regulacio, C. Ye, S.H. Lim, M. Bosman, E. Y. Ye, S.Y. Chen, Q.-H. Xu, M.-Y. Han*, “Colloidal Synthesis of a Wurtzite-derived Polytype of Cu2ZnSnS4 Nanocrystals”, 2011, Chem. Eur. J. 2012, 18, 3127-3131.

193. 75

     Y.H. Lee, L. Polavarapu, N.Y. Gao, P.Y. Yuan, Q.-H. Xu*, “Enhanced Optical Properties of Graphene Oxide – Au Nanocrystal Composites”, Langmuir, 2012, 28 (1), 321-326.

194. 74

     L. Polavarapu, V. Mamidala, Z.P. , W. Ji and Q.-H. Xu*, “Huge Enhancement of Optical Nonlinearities in Coupled Au and Ag Nanoparticles Induced by Conjugated Polymers”, Appl. Phys. Lett，2012, 100, 023106.

195. 73

     X.Q. Shen, L. Li, H. Wu, S. Q. Yao, and Q.-H. Xu *, “Photosensitizer-Doped Conjugated Polymer Nanoparticles for Simultaneous Two-photon Imaging and Two-photon Photodynamic Therapy in Living Cells”, Nanoscale, 2011, 3 (12), 5140.

196. 72

     C.J. Zhang, L. Li, G.Y.J. Chen, Q.-H. Xu, S. Q. Yao*, “One- and Two-Photon Live Cell Imaging Using a Mutant SNAP-Tag Protein and Its FRET Substrate Pairs”, Org. Lett. 2011, 13, 4160.

197. 71

     X.S. Tang, K. Yu, Q.-H. Xu, E. S.G. Choo, W.L. Cheng, J.M. Xue*, "Synthesis and Characterization of AgInS2-ZnS Heterodimers with Tunable Photoluminescence", J. Mater. Chem. 2011, 21, 11239.

198. 70

     F. He, X.S. Ren, X.Q. Shen, and Q.-H. Xu*, “Water-Soluble Conjugated Polymers for Amplification of One- and Two-Photon Properties of Photosensitizers”, Macromolecules, 2011, 44, 5373.

199. 69

     C.F. Jiang, Z.P. Guan, S.Y.R. Lim, L. Polavarapu, Q.-H. Xu*, "Two-Photon Ratiometric Sensing of Hg2+ by Using Cysteine Functionalized Ag Nanoparticles", Nanoscale, 2011, 3, 3316.

200. 68

     K. Yu, P. Lakshminaraa, Q.-H. Xu*, “Bimetallic Au/Ag Core-Shell Nanorods Studied by Ultrafast Transient Absorption Spectroscopy under Selective Excitation”, J. Phys. Chem. C, 2011, 115, 14000.

201. 67

     L. Polavarapu, K.K. Manga, H.D. Cao, K.P. Loh, Q.-H. Xu*, “Preparation of Conductive Silver Films at Mild Temperatures for Printable Organic Electronics”, Chem. Mater., 2011, 23, 3273. (Ranked No.1 among most read paper for July 2011, Highlighted by “NPG Asia Materials” and “Nanowerk”)

202. 66

     M.Y. Hu, Y. Su, L. Li, H. Wu, P.Y. Yang, M. Uttamchandani, Q.-H. Xu, S.Q. Yao*, “Multi-Color, One- and Two-Photon Imaging of Enzymatic Activities in Live Cells with Fluorescently Quenched Activity-Based Probes (qABPs)”, J. Am. Chem. Soc. 2011, 133, 12009.

203. 65

     Y.Q. Wen, C. Peng, D. Li, L. Zhuo, S.J. He, L. H Wang, Q. Huang, Q.-H. Xu, C.H. Fan*, “Metal Ion-Modulated Graphene-DNAzyme interactions: Design of a Nanoprobe for Fluorescent Detection of Lead (II) Ions with High Sensitivity, Selectivity and Tunable Dynamic Range”, Chem. Commun. 2011, 47, 6278-6280.

204. 64

     T.T. Chng, L. Polavarapu, Q.-H. Xu, H.C. Zeng*, “Rapid Synthesis of Highly Monodisperse AuxAg1-x Alloy Nanoparticles via a Half-Seeding Approach”, Langmuir, 2011, 27 (9), 5633-5643.

205. 63

     J.H. Wu, Z.P. Guan, T.Z. Xu, Q.-H. Xu*, G.Q. Xu*, “Tetracene-Doped Anthracene Nanowire Arrays: Preparation and Doping Effects", Langmuir, 2011, 27 (10), 6374-6380.

206. 62

     A. Samanta, M. Vendrell, S.-W. Yun, Z.P. Guan, Q.-H. Xu and Y.-T. Chang*, “A Photostable Near-Infrared Protein Labeling Dye for in vivo Imaging’, Chem. Asian J. 2011, 6(6), 1353-1357.

207. 61

     L. Polavarapu, K.K. Manga, Y. Kuai, P.K. Ang, H.D. Cao, J. Balapanuru, K.P. Loh*, Q.-H. Xu*, "Alkylamine Capped Metal Nanoparticle Inks for Printable SERS Substrates, Electronics and Broadband Photon Detectors", Nanoscale, 2011, 3(5), 2268.

208. 60

     Y.H. Lee, H.J. Chen, Q.-H. Xu*, J.F. Wang*, “Refractive Index Sensitivities of Noble Metal Nanocrystals: The Effects of Multipolar Plasmon Resonances and the Metal Type" J. Phys. Chem. C, 2011, 115 (16), 7997-8004.

209. 59

     J.H. Wu, T.Z. Xu, S.G. Ang, Q.-H. Xu*, G. Q. Xu*, "Radially-Oriented Anthracene Nanowire Arrays: Preparation, Growth Mechanism, and Optical Fluorescence", Nanoscale, 2011, 3, 1855-1860.

210. 58

     X. Wang, J. Q. Chen, A. Barman, S. Dhar, Q. -H. Xu*, T. Venkatesan*, *, "Static and Ultrafast Dynamics of Defects of SrTiO3 in LaAlO3/SrTiO3 Heterostructures", Appl. Phys. Lett, 2011, 98, 081916.

211. 57

     J. Q. Chen, X. Wang, Y. H. Lu, A. R. Barman, S. Dhar, Y. P. Feng, *, Q. -H. Xu*, T. Venkatesan*, "Defect Dynamics and Spectral Observation of Twinning in Single Crystalline LaAlO3 under Sub-Bandgap Excitation", Appl. Phys. Lett., 2011, 041904.

212. 56

     M. D. Regulacio, C. Ye, S.H. Lim, M. Bosman, L. Polavarapu, Q.-H. Xu*, M.-Y. Han*, "One-Pot Synthesis of Cu1.94S-CdS and Cu1.94S-ZnxCd1-xS Nanodisk Heterostructures", J. Am. Chem. Soc., 2011, 133 (7), 2052-2055.

213. 55

     X.Q. Shen, F. He, J.H. Wu, G.Q. Xu, S.Q. Yao, Q.-H. Xu*, "Enhanced Two-Photon Singlet Oxygen Generation by Photosensitizer-Doped Conjugated Polymer Nanoparticles", Langmuir, 2011, 27 (5), 1739-1744.

214. 54

     J. Shao, Z.P. Guan, Y.L. Yan, C. Jiao, Q.-H. Xu*, C.Y. Chi*, "Synthesis and Characterizations of Star-shaped Octupolar Triazatruxenes Based Two-photon Absorption Chromophores", J. Org. Chem., 2011, 76 (3), 780-790.

215. 53

     Z. Zeng, Z.P. Guan, Q.-H. Xu*, J.S. Wu*, "Octupolar Polycyclic Aromatic Hydrocarbons as New Two-Photon Absorption Chromophores: Synthesis and Application for Optical Power Limiting", Chem. Eur. J., 2011, 17(14), 3837.

216. 52

     K. Yu, L. Polavarapu, Q.-H. Xu*, "Excitation Wavelength and Intensity Dependent Femtosecond Transient Absorption Studies on Electron Dynamics of Gold Nanorods", J. Phys. Chem. A, 2011, 115 (16), 3820-3826.

217. 51

     Q.L. Bao, H. Zhang, Z.H. Ni, Y. Wang, L. Polavarapu, K.P. Loh*, Z.X. Shen, Q.-H. Xu, D.Y. Tang, "Monolayer Graphene as Saturable Absorber in Mode-locked Laser", Nano Research, 2011, 4(3), 297-307.

218. 50

     L. Polavarapu, M. Manna and Q.-H. Xu*, "Biocompatible Glutathione Capped Gold Clusters as One- and Two-photon Excitation Fluorescence Contrast Agents for Live Cells Imaging", Nanoscale, 2011, 3 (2), 429 - 434.

219. 49

     V. Mamidala, L. Polavarapu, J. Balapanuru, K.P. Loh, Q.-H. Xu* and W. Ji*, "Enhanced Nonlinear Optical Responses in Donor-Acceptor Ionic Complexes via Photoinduced Electron/Energy Transfer", Optics Express, 2010, 18(25), 25928-25935.

220. 48

     Z.P. Guan, L. Polavarapu, Q.-H. Xu*,"Enhanced Two-photon Emission in Coupled Metal Nanoparticles Induced by Conjugated Polymers", Langmuir, 2010, 26 (23), 18020-18023.

221. 47

     Y.H. Lee, P. Lakshminaraa, C.F. Jiang, P.Y. Yuan, and Q.-H. Xu*, "Recent Advances in Metal Enhanced Optical Properties", COMOS, 2010, 6 (2), 167-195.

222. 46

     V. Nanna, L. Polavarapu, K. M. Manga, K.P. Loh, Q.-H. Xu*, W. Ji*, "Transient photoconductivity and femtosecond nonlinear optical properties of a conjugated polymer-graphene oxide composite", Nanotechnology, 2010, 21 (41), 415203.

223. 45

     C. Jiao; K.-W. Huang, Z.P. Guan, Q.-H. Xu, J.S. Wu*, "N-Annulated Perylene Fused Porphyrins with Enhanced Near IR Absorption and Emission", Organic Lett., 2010, 12(18), 4046-4049.

224. 44

     T.T. Zhao, H. Wu, S.Q. Yao, Q.-H. Xu*, and G.Q. Xu*, "Nanocomposites Containing Gold Nanorods and Porphyrin Doped Mesoporous Silica with Dual Capability of Two-photon Imaging and Photodynamic Therapy", Langmuir, 2010, 26(18), 14937-14942.

225. 43

     J. Balapanuru, J. X. Yang, S. Xiao, Q. Bao, M. Jahan, L. Polavarapu, J. Wei, Q.-H. Xu, and K. P. Loh*, “A Graphene Oxide–Organic Dye Ionic Complex with DNA-Sensing and Optical-Limiting Properties”, Angew. Chem. Int. Ed. 2010, 49, 6549-6553.

226. 42

     X.S. Ren, F. He and Q.-H. Xu*, "Direct Visualization of Conformational Switch of i-Motif DNA with a Cationic Conjugated Polymer", Chem. Asian J., 2010, 5 (5), 1094.

227. 41

     L. Polavarapu, N. Venkatram, W. Ji*, Q.-H. Xu*, "Optical Limiting Properties of Oleylamine Capped Gold Nanoparticles for Both femtosecond and Nanosecond Laser Pulses", ACS Applied Materials & Interfaces, 2009, 1(10), 2298.

228. 40

     R. Zhang, C. Wu, L. Tong, B. Tang*, Q.-H. Xu*, "Multifunctional Core-shell Nanoparticles as Highly Efficient Imaging and Photosensitizing Agents", Langmuir, 2009, 25(17), 10153.

229. 39

     J.Z. Wang, K.P. Loh*, Z. Wang, Y.L. Yan, Y.L. Zhong, Q.-H. Xu, P.C. Ho, "Fluorescent Nanogel of Arsenic Sulfide Nanoclusters", Angew. Chem. Int. Ed., 2009, 48, 6282.

230. 38

     Y.H. Lee, Y.L. Yan, L. Polavarapu, Q.-H. Xu*, "Nonlinear Optical Switching Behavior of Au Nanocubes and Nanooctahedra Investigated by Femtosecond Z-scan Measurements", Appl. Phys. Lett. 2009, 95, 023105.

231. 37

     C. Wu and Q.-H. Xu*, "Stable and Functionable Mesoporous Silica-coated Gold Nanorods as Sensitive Localized Surface Plasmon Resonance (LSPR) Nanosensors", Langmuir, 2009, 25, 9441.

232. 36

     L. Polavarapu, Q.-H. Xu*, "A Simple Method for Large Scale Synthesis of Highly Monodisperse Gold Nanoparticles at Room Temperature and Their Electron Relaxation Properties", Nanotechnology, 2009, 20, 185606.

233. 35

     X.J. Zhang, X.S. Ren, Q.H. Xu, K.P. Loh* and Z.K. Chen "One- and Two-Photon Turn-on Fluorescent Probe for Cysteine and Homocysteine with Large Emission Shift", Organic Lett., 2009, 11(6), 1257.

234. 34

     C. Wu and Q.-H. Xu*, "Enhanced One- and Two-photon Excitation Emission of Porphyrin Photosensitizer via FRET from a Conjugated Polyelectrolyte", Macromol. Rapid Commun., 2009, 30(7), 504 (cover page article)

235. 33

     X.S. Ren and Q.-H. Xu*, "Label Free DNA Sequence Detection with Enhanced Sensitivity and Selectivity using Cationic Conjugated Polymers and PicoGreen", Langmuir, 2009, 25(1), 43-47.

236. 32

     X.S. Ren and Q.-H. Xu*, "Highly Sensitive and Selective Detection of Mercury Ions by Using Oligonucleotides, DNA Intercalators and Conjugated Polymers", Langmuir, 2009, 25(1), 29-31.

237. 31

     H.R. Li, M. Parameswaran, N.B.M. Hanafiah, Q.-H. Xu and S. Valiyaveettil*, “Synthesis and Structure-Property Investigation of Polyarenes with Conjugated Side Chains”, Macromolecules, 2008, 41(22), 8473–8482.

238. 30

     L. Polavarapu and Q.-H. Xu*, "Water Soluble Conjugated Polymers Induced Self-Assembly of Gold Nanoparticles and Its Application to SERS”, Langmuir, 2008, 24, 10608-10611.

239. 29

     J.Z. Wang, M. Lin, T.Y. Zhang, Y.L. Yan, P.C. Ho, Q.-H. Xu, K.P. Loh*, “Arsenic(II) sulfide quantum dots prepared by a wet process from its bulk”, J. Am. Chem. Soc., 2008, 130, 11596.

240. 28

     L. Polavarapu and Q.-H. Xu*, M. S. Dhoni and W. Ji*, "Optical limiting properties of silver nanoprisms", Appl. Phys. Lett., 2008, 92, 263110. (Highlighted in “Laser Focus World”)

241. 27

     L. Polavarapu and Q.-H. Xu*, “A single-step synthesis of gold nanochains using an amino acid as a capping agent and characterization of their optical properties”, Nanotechnology, 2008, 19, 075601.

242. 26

     J. H. Yao, K. Y. Mya, M. Parameswaran, X. Li, Q.-H. Xu, K. P. Loh*, Z.-K. Chen*, “Light Scattering and Luminescence Studies on Self-Aggregation Behavior of Water-soluble Copolymer Micelles”, J. Phys. Chem. B, 2008, 112(3), 749.

243. 25

     N. Tian and Q.-H. Xu*, “Enhanced Two-Photon Excitation Fluorescence by Fluorescence Resonance Energy Transfer Using Conjugated Polymers”, Adv. Mater., 2007, 19, 1988-1991 (featured in “Advances in Advance”).

244. 24

     N. Tian, Y.L. Tang, Q.-H. Xu* and S. Wang*, “Single Base Pair Mismatch Detection Using Cationic Conjugated Polymers through Fluorescence Resonance Energy Transfer”, Macromol. Rapid Commun., 2007, 28, 729-732.

245. 23

     D. Cheng and Q.-H. Xu*, “Separation Distance Dependent Fluorescence Enhancement of Fluorescein Isothiocate by Silver Nanoparticles”, Chem. Commun., 2007, No.3, 248-250

246. 22

     I.W. Hwang, Q.-H. Xu, C. Soci, B.Q. Chen, A.K.Y. Jen, D. Moses, A.J. Heeger*, "Ultrafast spectroscopic study of photoinduced electron transfer in an oligo(thienylenevinylene): Fullerene composite" Adv. Funct. Mater. 2007, 17 (4), 563-568.

247. 21

     C. Soci, D. Moses*, Q.-H. Xu, and A. J. Heeger*, "Charge-Carrier Relaxation Dynamics in Highly Ordered Poly(p-phenylene vinylene): Effects of Carrier Bimolecular Recombination and Trapping", Phys. Rev. B, 2005, 72, 245204.

248. 20

     Q.-H. Xu, S. Wang, A. Mikhailovsky, G. C. Bazan, D. Moses and A. J. Heeger*, "Fluorescence Resonance Energy Transfer Gate in DNA Sequence Detection: a Time-Resolved Study", PNAS, 2005, 102(3), 530-535.

249. 19

     Q.-H. Xu, B. S. Gaylord, S. Wang, G. C. Bazan, D. Moses and A. J. Heeger*, "Time-resolved energy transfer in DNA sequence detection using water-soluble conjugated polymers: the role of electrostatic and hydrophobic interactions", PNAS, 2004, 101(32), 11634-11639.

250. 18

     Q.-H. Xu, D. Moses* and A. J. Heeger*, "Delayed Emission from Recombination of Charge-Separated Pairs on Polyfluorene Chains in Dilute Solution", Phys. Rev. B, 2004, 69, 113314.

251. 17

     Q.-H. Xu, D. Moses* and A. J. Heeger*, "Direct Observation of a Time Delayed Intermediate State in the Charge Generation Process via Exciton-Exciton Annihilation in Polyfluorene", Phys. Rev. B 2003, 68, 174303.

252. 16

     Q.-H. Xu, D. Moses* and A. J. Heeger*, "Time-resolved Measurements of Photo-induced Electron Transfer from Polyfluorene to C60", Phys. Rev. B, 2003, 67, 245417.

253. 15

     D.S. Larsen, K. Ohta, M. Yang, Q.-H Xu, G.R. Fleming*. "Influence of Intramolecular Vibrations in Time-Domain Spectroscopies", Proceedings of XII UPS Conference, Recent Advances in Ultrafast Spectroscopy, Leo S. Olschki, Editore, 2003, 297-302.

254. 14

     K. A. Merchant,# Q.-H. Xu,# D. E. Thompson#, and M. D. Fayer*, "Frequency Selected Ultrafast Infrared Vibrational Echo Studies of Liquids, Glasses and Proteins," J. Phys. Chem. A 2002, 106(38), 8839-8849 (#equally contributed, Feature Article).

255. 13

     Q.-H. Xu and M. D. Fayer*, "Temperature Dependent Vibrational Dephasing: Comparison of Liquid and Glassy Solvents Using Frequency-Selected Vibrational Echoes", J. Chem. Phys., 2002, 117(6), 2732-2740.

256. 12

     Q.-H. Xu and M. D. Fayer*, "Vibrational Dynamics of a Metalloporphyrin Carbonyl in Liquid and Solid Glass Solutions: Ultrafast 1-D and Frequency-Selected Vibrational Echo Experiments", Laser Phys., special issue, 2002, 12(8), 1104-1113.

257. 11

     Q.-H. Xu and Fayer, M. D*, “Temperature dependence of vibrational dephasing revealed by frequency-selected vibrational echoes”, Trends in Optics and Photonics, 72(Ultrafast Phenomena XIII), 2002, 140-141.

258. 10

     Q.-H. Xu, Y.-Z. Ma and G.R. Fleming*, “Optical Heterodyne Detected Transient Grating (OHD/TG) Studies on the Reactive and Non-reactive Resonant Systems”, Trends in Optics and Photonics, 72 (Ultrafast Phenomena XIII), 2002, 420-422.

259. 9

     Q.-H. Xu, D.E. Thompson, K.A. Merchant, and M.D. Fayer*, "Seperation of Contributions to the Third-Order Signal: Ultrafast Frequency-Selected Vibrational Echo Experiments on a metalloporphyrin-CO", Chem. Phys. Lett., 2002, 355(1-2), 139-146.

260. 8

     K.A. Merchant, D.E. Thompson, Q.-H. Xu, R.F. Loring, and M.D. Fayer*, "Ultrafast Vibrational Dynamics of the Conformational Substates of Carbonmonoxymyoglobin: Two-dimensional Vibrational Echo Experiments and Comparison to Molecular Dynamics Simulations" Biophys. J., 2002, 82(6), 3277-3288.

261. 7

     Q.-H. Xu, Y.-Z. Ma and G.R. Fleming*, "Different Real and Imaginary Components of Third-Order Polarization Revealed by Optical Heterodyne Detected Tranient Grating Spectroscopic Studies in Crystal Violet: Model and Experiments", J. Phys. Chem. A. 2002, 106(45), 10755-10763.

262. 6

     Q.-H. Xu, Y.-Z. Ma, I.V. Stiopkin, and G.R. Fleming*, "Wavelength Dependent Optical Homodyne and Heterodyne Transient Grating Spectroscopy in a Resonant System with a Diffractive Optics Method: Solvent Effect on the Third Order Signal", J. Chem. Phys. 2002, 116(21) 9333-9340.

263. 5

     Q.-H. Xu and G.R. Fleming*, "Isomerization Dynamics of 1,1’-Diethyl-4,4’-Cine(1144C) Studied by Different Third Order Nonlinear Spectroscopic Methods" J. Phys. Chem. A, 2001, 105(45), 10187-10195.

264. 4

     D.S. Larsen, K. Ohta, Q.-H. Xu, M. Cyrier, and G.R. Fleming*, "Influence of Intramolcular Vibrations in Third-Order, Time-Domain Resonant Spectroscopies: 1. Experiments", J. Chem. Phys., 2001, 114(18), 8008-8019.

265. 3

     Q.-H. Xu, Y.-Z. Ma and G.R. Fleming*, "Heterodyne Detected Transient Grating Spectroscopy in Resonant and Non-resonant Systems Using a Simplified Diffractive Optics Method", Chem. Phys. Lett., 2001, 338(4-6), 254-262.

266. 2

     R. Agarwal., M. Yang, Q.-H. Xu, and G.R. Fleming*, "Three-Pulse Photo Echo Peak Shift Study of the B800 Band of the LH2 Complex of Rps. Acidophila at Room Temperature: a Coupled Master Equation and Nonlinear Optical Response Function Approach", J. Phys. Chem. B, 2001, 105 (9), 1887-1894.

267. 1

     Q. -H. Xu, G. D. Scholes, M. Yang, and G. R. Fleming*, "Probing Solvation and Reaction Coordinates of Ultrafast Photoinduced Electron Transfer Reactions Using Nonlinear Spectroscopies: Rhodamine 6G in Electron-Donating Solvents", J. Phys. Chem. A, 1999, 103 (49), 10348-10358.