Publications


Peer  Reviewed Journal Publications



2024

105.  M. Chen, Z. Tang, H. Liu, P. Zhu, Y. Su, B. Xu, P. Wang, and G. Wei, "High-performance single SiC nanocable-based plasmonic photodetectors for ultraviolet communication systems," Materials Today Nano, p. 100544, 2024/11/16/ 2024.

DOI: 10.1016/j.mtnano.2024.100544 


104. C. Dzorkpata, S. Thapa, H. Zhu, A. Grigoriev, D. Babaian, S. Guha, and P. Zhu, "Synergistic effects of zinc thiocyanate on the performance of cesium lead bromide perovskite phosphors for solid-state lighting applications," Journal of Alloys and Compounds, vol. 1005, p. 176064, 2024.

DOI: 10.1016/j.jallcom.2024.176064 


103.J. Ding, Z. Pu, J. Jiang, P. Zhu, and H. Zhu, "Raman and Synchrotron X-ray Diffraction Studies of Cd2(C2H6N6)4(NO3)·4H2O under High Pressures," The Journal of Physical Chemistry C, vol. 128, pp. 11263-11269, 2024.

DOI: 10.1021/acs.jpcc.4c03060 


102. L. Li, G. Wei, P. Zhu, X. Wu, Y. Su, and P. Wang, "Self-Powered Solar-Blind Photodetector With Low Dark Current and Ultrahigh On/Off Ratio Based on Vertically Aligned Si/SiC Nanowire Arrays p-n Heterojunction," IEEE Transactions on Electron Devices, pp. 1-7, 2024.

DOI: 10.1109/TED.2024.3400759


101. D. Chaudhary, S. Joshi, S. Thapa, Y. Yue, and P. Zhu, "Enhancement in the Sensing Efficacy of ZnO-based Ethanol Sensor: Fe-ZnO Film," Journal of Nano and Electronic Physics, vol. 16, No 2, 02011, 2024.

DOI: 10.21272/jnep.16(2).02011


100. M. Li, Y. Sun, H. Lu, P. Zhu, R. Wang, and G. Wang, "Simultaneous improving luminescence intensity and stability of CsPbBr3:SCN−@Eu/Zr-Uio-66-NH2 with tunable emissions from blue to green and applications in indoor photovoltaics," Nano Research, 2024.

DOI: 10.1007/s12274-024-6663-9


99. L. Li, G. Wei, P. Zhu, Y. Su, L. Ding, S. Ma, B. Xu, Y. Wang, and Y. Yang, "Self-powered graphene/4H-SiC nanowire array-based ultraviolet photodetectors with fast response time and low dark current for promising wireless ultraviolet communication," Applied Materials Today, vol. 37, p. 102114, 2024.  

DOI: 10.1016/j.apmt.2024.102114 

2023


98. X. Wu, Y. Su, Y. Wang, K. Amina, P. Zhu, P. Wang, and G. Wei, "TiO2 nanotube arrays-based photoelectrocatalyst: Tri-Doping engineering and carbon coating engineering boostingvisible activity, and stable hydrogen evolution," Journal of Colloid and Interface Science, 2023.

DOI: 10.1016/j.jcis.2023.12.034


97. L. Dong, S. Yuan, G. Wei, P. Zhu, S. Ma, B. Xu, and Y. Yang, "Artificial Optoelectronic Synapse Based on Violet Phosphorus Microfiber Arrays," Small, p. 2306998, 2023.

DOI: 10.1002/smll.202306998 

96. Y. Wang, Y. Zhao, P. Zhu, X. Wu, K. Amina, L. Ding, G. Wei, and Y. Su, "A promising one-step carbothermal reduction nitridation strategy for enhancing photoelectrochemical performance of TiO2 nanowire array-based catalysts with stable nitrogen doping and desired core-double shell structure," Applied Surface Science, p. 158261, 2023.

DOI: 10.1016/j.apsusc.2023.158261 

95.  J. Mao, D. Venugopal, Y. Zhang, P. Zhu, and G. Wang, "Synthesis and DFT calculation of germanium halide perovskites with high luminescent stability, and their applications in WLEDs and indoor photovoltaics," Chemical Engineering Journal, p. 144160, 2023.

DOI: 10.1016/j.cej.2023.144160

94. P. Zhu, S. Thapa, H. Zhu, S. Wheat, Y. Yue, and D. Venugopal, "Composition Engineering of Lead-Free Double Perovskites towards Efficient Warm White Light Emission for Health and Well-Being," Journal of Alloys and Compounds, p. 170836, 2023.

DOI: 10.1016/j.jallcom.2023.170836

93. P. Zhu, S. Thapa, H. Zhu, D. Venugopal, A. Sambou, Y. Yue, S. S. Dantuluri, and S. Gangopadhyay, "Solid-State White Light-Emitting Diodes Based on 3D-Printed CsPbX3-Resin Color Conversion Layers," ACS Applied Electronic Materials, vol. 5, pp. 5316-5324, 2023.

DOI: 10.1021/acsaelm.2c01778 


92. Y. Zhang, J. Mao, P. Zhu, and G. Wang, "Tunable multicolor luminescence in vanadates from yttrium to indium with enhanced luminous efficiency and stability for its application in WLEDs and indoor photovoltaics," Nano Research, vol.16, pp.11486–11494, 2023.

DOI: 10.1007/s12274-023-5821-9 

2022


91. H. Lu, Y. Sun, M. Li, Q. Wang, R. Wang, P. Zhu, and G. Wang, "CsPbBr3:Na with an Adjustable Bandgap, Improved Luminescence Stability, and its Application in WLEDs with Excellent Color Quality and Vision Performance," Advanced Functional Materials, vol. 33, p. 2212767, 2022.

DOI: 10.1002/adfm.20221276


90. S. Thapa, H. Zhu, A. Grigoriev, and P. Zhu, "Novel Composite of Nickel Thiocyanate-Based All-Inorganic Lead Bromide Perovskite Nanocrystals with Enhanced Luminescent and Stability for White Light-Emitting Diodes (Adv. Mater. Interfaces 24/2022)", Advanced Materials Interfaces 2022 Vol. 9 Issue 24 Pages 2270138.

DOI: 10.1002/admi.202270138


89. G. Gao, Q. Wang, P. Zhu, H. Zhu, Y. Qu, and G. Wang, “Heterogeneous IN/Mo Cooperative Bandgap Engineering for Promoting Visible-Light-Driven CO2 Photoreduction, Journal of Materials Chemistry A, 2022, 10, 13393-13401. 

DOI: 10.1039/D2TA02904A


88. S. Thapa, H. Zhu, A. Grigoriev, and P. Zhu, “Novel Composite of Nickel Thiocyanate Based All Inorganic Lead Bromide Perovskite Nanocrystals with Enhanced Luminescent and Stability for White Light-Emitting Diodes”, Advanced Materials Interface, 2022,  9 (24), 2200710. This article is featured on the back cover.

DOI: 10.1002/admi.202200710


87. H. Yu, S. Bao, G. Gao, Y. Zhu, P. Zhu, and G. Wang, “Luminescent lanthanide single atom composite materials: tunable full-color single phosphor and applications in white LEDs”, Chemical Engineering Journal, 2022.

DOI: 10.1016/j.cej.2021.132782

 

2021

86. Y. Sun, Y. Li, W. Zhang, P. Zhu, H. Zhu, W. Qin, G. Wang, “Simultaneous synthesis, modification, and DFT calculation of three-color lead halide perovskite phosphors for improving stability and luminous efficiency of WLEDs”, Advanced Optical Materials, 2021. 

DOI: 10.1002/adom.202101765


85. S. Bao, H. Yu, G. Gao, H. Zhu, D. Wang, P. Zhu, and G. Wang, “Rare-earth single atom based luminescent composite nanomaterials: Tunable full-color single phosphor and applications in WLEDs", Nano Research, 2021. 

DOI: 10.1007/s12274-021-3886-x


84. Y.  Zhao, Z. Han, G. Gao, W. Zhang, H. Zhu, P. Zhu, and G. Wang, Dual functions of CO2 molecular activation and 4f levels as electron transport bridge in dysprosium single atom composite photocatalysts therefore enhancing visible-light photoactivities, Advanced Functional Materials, p. 2104976, 2021.

DOI: 10.1002/adfm.202104976


83. Q. Chen, G. Gao, Y. Zhang, Y. Li, H. Zhu, P. Zhu, Y. Qu, G. Wang, and W. Qin, "Dual functions of CO2 molecular activation and 4f levels as electron transport bridge in erbium single atom composite photocatalysts therefore enhancing visible-light photoactivities," Journal of Materials Chemistry A, vol. 9, pp. 15820-15826, 2021. 

DOI: 10.1039/D1TA02926F


82. (Invited paper) G. C. Adhikari, S. Thapa, Y. Yue, H. Zhu, and P. Zhu, "Near Unity PLQY and High Stability of Barium Thiocyanate Based All-Inorganic Perovskites and Their Applications in White Light-Emitting Diodes," Photonics, vol. 8, p. 209, 2021. 

DOI: 10.3390/photonics8060209


81. Z. Han, Y. Zhao, G. Gao, W. Zhang, Y. Qu, H. Zhu, P. Zhu, and G. Wang, “Erbium single atom composite photocatalysts for reduction of CO2 under visible light: CO2 molecular activation and 4f levels as an electron transport bridge”, Small, 2102089, 2021. 

DOI: 10.1002/smll.202102089


80. W. Zhang, S. Thapa, Y. Sun, S. Norville, H. Zhu, P. Zhu, G. Wang, and W. Qin, "Substitution of Pb with Mn2+/Nd3+ to Improve the Luminescence and Thermal Stability of Cs4PbBr6," Chemical Engineering Journal, p. 130186, 2021. 

DOI: 10.1016/j.cej.2021.130186


79. S. Thapa, G. C. Adhikari, H. Zhu, and P. Zhu, "Scalable synthesis of highly luminescent and stable thiocyanate based CsPbX3 perovskite nanocrystals for efficient white light-emitting diodes," Journal of Alloys and Compounds, 860, p. 158501, 2021. 

DOI: 10.1016/j.jallcom.2020.158501


78. G. Gao, Y. Li, W. Yu, G. Wang*, P. Zhu, W. Qin, and D. Wang, “Enhanced luminescence through interface energy transfer in hierarchical heterogeneous nanocomposites and application in white LEDs”, Journal of Colloid and Interface Science. 583: p. 204-213, 2021. 

DOI: 10.1016/j.jcis.2020.09.049


77. H. Xu, W. Yu, K. Pan, G. Wang, and P. Zhu, “Confinement and antenna effect for ultrasmall Y2O3:Eu3+ nanocrystals supported by MOF with enhanced near-UV light absorption thereby enhanced luminescence and excellently multifunctional applications”, Nano Research, 14 (3), 720-729, 2021.

DOI: 10.1007/s12274-020-3104-2

 

2020

76. L. Xu, Y. Li, Q.-J. Pan, D. Wang, S. Li, G. Wang, Y. Chen, P. Zhu, and W. Qin, "Dual-mode light-emitting lanthanide metal-organic frameworks with high water and thermal stability and its application in white LEDs," ACS Applied Materials & Interfaces, 12(16), p. 18934-18943, 2020.

DOI: 10.1021/acsami.0c02999


75. G. C. Adhikari, S. Thapa, H. Zhu, and P. Zhu, "UV Resin Enhanced Stability of Metal Halide Perovskite Nanocrystals for White Light-Emitting Diodes," ACS Applied Electronic Materials, vol. 2, pp. 35-40, 2020. [This article is included in the special issue of the Young Investigator Forum in ACS Applied Electronic Materials: https://pubs.acs.org/doi/10.1021/acsaelm.0c00023?ref=pdf. ]  

DOI: 10.1021/acsaelm.9b00648


74. S. Li, Y. Li, Y. Chen, L. Xu, Q. Chen, Y. Qu, G. Wang, P. Zhu, D. Wang, and W. Qin, Enhanced visible-light photoactivities of perovskite-type LaFeO3 nanocrystals by simultaneously doping Er3+ and coupling MgO for CO2 reduction, ChemCatChem, vol. 12, pp. 623-630, 2020. (This article appears in Hot Topic: Photocatalysis

DOI: 10.1002/cctc.201901294


73. Q. Chen, S. Li, H. Xu, G. Wang, Y. Qu, P.  Zhu, and D. Wang, Co-MOF as an Electron Donor to Promote the Visible-Light Photoactivities of g-C3N4 Nanosheets for CO2 Reduction, Chinese Journal of Catalysis, vol. 41, p. 514-523, 2020. 

DOI: 10.1016/S1872-2067(19)63497-2

 

2019

72. S. Thapa, G. C. Adhikari, H. Zhu, and P. Zhu, “Zn-Alloyed All-Inorganic Halide Perovskite-Based White Light-Emitting Diodes with Superior Color Quality", Scientific Reports, vol. 9, p. 18636, 2019.

DOI: 10.1038/s41598-019-55228-1


71. D. Wang, C. Zhao, G. Gao, L. Xu, G. Wang, and P. Zhu, "Multifunctional NaLnF4@MOF-Ln Nanocomposites with Dual-Mode Luminescence for Drug Delivery and Cell Imaging," Nanomaterials, vol. 9, p. 1274, Sept.  2019.

DOI: 10.3390/nano9091274


70. P. Zhu, H. Zhu, S. Thapa, and G. C. Adhikari, "Design Rules for White Light Emitters with High Light Extraction Efficiency," Optics Express, vol. 27 (16), pp. A1297-A1307, August 2019.

DOI: 10.1364/OE.27.0A1297


69. G. C. Adhikari, S. Thapa, H. Zhu, A. Grigoriev, and P. Zhu, "Mg2+-Alloyed All-Inorganic Halide Perovskites for White-Light-Emitting Diodes by 3D-Printing Method," Advanced Optical Materials, vol. 7, p. 1900916, 2019.

DOI: 0.1002/adom.201900916


68. P. Zhu, H. Zhu, G. Adhikari, and S. Thapa, " Design of Circadian White Light-Emitting Diodes with Tunable Color Temperature and Nearly Perfect Color Rendition," OSA Continuum, vol. 2 (8), pp. 2413-2427, August 2019.

DOI: 10.1364/OSAC.2.002413


67. S. Thapa, G. C. Adhikari, H. Zhu, and P. Zhu, "Blue-Red Color Tunable All-Inorganic Bromide-Iodide Mixed Halide Perovskite Nanocrystals using Saponification Technique for White Light-Emitting Diodes," Journal of the Optical Society of America B, vol. 36 (6), pp. 1616-1622,  May 2019

DOI: 10.1364/JOSAB.36.001616


66. G. C. Adhikari, S. Thapa, H. Zhu, A. Grigoriev, and P. Zhu, "Synthesis of CsPbBr3 and Transformation into Cs4PbBr6 Crystals for White Light Emission with High CRI and Tunable CCT," The Journal of Physical Chemistry C, vol. 123 (18), pp. 12023-12028, May 2019. 

DOI: 10.1021/acs.jpcc.9b03369


65. G. C. Adhikari, P. Vargas, H. Zhu, A. Grigoriev, and P. Zhu, "Tetradic Phosphor White Light with Variable CCT and Superlative CRI through Organolead Halide Perovskite Nanocrystals," Nanoscale Advances, vol. 1 (5), pp. 1791-1798, May 2019. (This article is part of the themed collections: Nanoscale Advances Most Popular Articles so far and International Year of the Periodic Table: From Pb and Sn Perovskites to the Next Generation)

DOI: 10.1039/C9NA00125E


64. P. Zhu, H. Zhu, G. Adhikari, and S. Thapa, "Spectral Optimization of White Light from Hybrid Metal Halide Perovskites," OSA Continuum, vol. 2 (6), pp. 1880-1888, May 2019. 

DOI: 10.1364/OSAC.2.001880


63. G. C. Adhikari, P. A. Vargas, H. Zhu, and P. Zhu, "Saponification Precipitation Method of CsPbBr3 Nanocrystals with Blue-Green Tunable Emission," The Journal of Physical Chemistry C, vol. 123 (2), pp. 1406-1412, January 2019.

DOI: 10.1021/acs.jpcc.8b10636

 

2018

62. W. Wang and P. Zhu, “Red photoluminescent Eu3+-doped Y2O3 nanospheres for LED-phosphor applications: Synthesis and characterization,” Optics Express, 26(26): 34820-34829, December 21, 2018. 

DOI: 10.1364/OE.26.034820


61. G. C. Adhikari, H. Zhu, P. A. Vargas, and P. Zhu, "UV-Green Emission from Organolead Bromide Perovskite Nanocrystals," The Journal of Physical Chemistry C, vol. 122 (26), pp. 15041-15046, June 2018.

DOI: 10.1021/acs.jpcc.8b05049


60. P. Zhu, W. Wang, H. Zhu, P. Vargas, and A. Bont, “Optical Properties of Eu3+-doped Y2O3 Nanotubes and Nanosheets synthesized by Hydrothermal Method,” IEEE Photonics Journal, vol. 10, no. 1, pp. 4500210-10, February 2018.

DOI: 10.1109/JPHOT.2018.2797950

 

2017

59. D. Li, P. Zhu, J. Jiang, D. Xu, R. Liu, X. Wang, Q. Cui, H. Zhu, “Effect of pressure on sodium azide studied by spectroscopic method”, Journal of Physics: Communication, vol.1, no. 2, p. 025002, September 2017.

DOI: 10.1021/acs.jpcc.6b11016


58. J. Jiang, X. Li, P. Zhu, D. Li, X. Han, Q. Cui, and H. Zhu, “Effect of Pressure on 4-Toluenesulfonyl Azide Studied by Raman Scattering and Synchrotron X-ray Diffraction,” Journal of Physical Chemistry C, vol. 121, no. 2, pp. 1032-1039, January 2017.

DOI: 10.1021/acs.jpcc.6b11016

 

2016

57. D. Li, P. Zhu, J. Jiang, M. Li, Y. Chen, B. Liu, X.-l. Wang, Q. Cui, and H. Zhu, "High-Pressure Raman and Infrared Spectroscopic Studies of Cesium Azide," The Journal of Physical Chemistry C, pp. 27013−27018, December 2016.

DOI: 10.1021/acs.jpcc.6b09811


56. J. Jiang, P. Zhu, D. Li, Y. Chen, M. Li, X.-l. Wang, B. Liu, Q. Cui, and H. Zhu, "High Pressure Studies of 4-Acetamidobenzenesulfonyl Azide: Combined Raman Scattering, IR Absorption, and Synchrotron X-Ray Diffraction Measurements," The Journal of Physical Chemistry B, pp. 12015−12022, November 2016.

DOI: 10.1021/acs.jpcb.6b08745


55. J. Jiang, H. Bu, P. Zhu, R. Liu, B. Liu, Q. Cui, and H. Zhu, "Pressure-Induced Phase Transitions and Amorphization of 4-Carboxybenzenesulfonyl Azide," The Journal of Physical Chemistry C, vol. 120, pp. 25709-25716, November 2016.

DOI: 10.1021/acs.jpcc.6b09508


54. J. Jiang, J. Zhang, P. Zhu, J. Li, X. Wang, D. Li, B. Liu, Q. Cui, and H. Zhu, "High pressure studies of Ni3[(C2H5N5)6(H2O)6](NO3)6 ∙1.5H2O by Raman scattering, IR absorption, and synchrotron X-ray diffraction," RSC Advances, vol. 6, no. 69, pp. 65031-65037, October 2016.

DOI: 10.1039/c6ra09030c


53. D. Li, P. Zhu, Y. Wang, B. Liu, J. Jiang, X. Huang, X. Wang, H. Zhu, and Q. Cui, "High-pressure spectroscopic study of silver azide," RSC Advances, vol. 6, no. 85, pp. 82270-82276, August 2016.

DOI: 10.1039/c6ra15886b


52. J. Jiang, P. Zhu, D. Li, Y. Chen, M. Li, X. Wang, B. Liu, Q. Cui, and H. Zhu, "High Pressure Studies of Trimethyltin Azide by Raman Scattering, IR Absorption, and Synchrotron X-ray Diffraction," RSC Advances, vol. 6, no. 101, pp. 98921-98926, June 2016.

DOI: 10.1039/C6RA20938F


51. H. Zhu, X. Han, P. Zhu, X. Wu, Y. Chen, M. Li, X. Li, and Q. Cui, "Pressure-Induced Amorphization of Strontium Azide," Journal of Physical Chemistry C, vol. 120, no. 23, pp. 12423-12428, May 2016.

DOI: 10.1021/acs.jpcc.6b04446


50. P. Zhu, H. Zhu, W. Qin*, B. H. Dantas, W. Sun, C. Tan, and N. Tansu, "Narrow-linewidth red-emission Eu3+-doped TiO2 spheres for light-emitting diodes," Journal of Applied Physics, vol. 119, no. 12, p. 124305, March 2016.

DOI: 10.1063/1.4944944


49. P. Zhu, "Frustrated total internal reflection in organic light-emitting diodes employing sphere cavity embedded in polystyrene,"  Journal of Optics, vol. 18, no. 2, p. 025403, January 2016.

DIO: 10.1088/2040-8978/18/2/025403

 

2015

48. P. Zhu, C. Tan, W. Sun, and N. Tansu, "Aspect ratio engineering of microlens arrays in thin-film flip-chip light-emitting diodes," Applied Optics, vol. 54, no. 34, pp. 10299-10303, December 2015.

DOI: 10.1364/AO.54.010299


47. P. Zhu, "Light extraction efficiency enhancement of top-emitting organic light-emitting diodes employing low-Q whispering gallery modes in spheres," Materials Research Express, vol. 2, no. 9, p. 096202, September 2015.

DOI: 10.1088/2053-1591/2/9/096202


46. P. Zhu and N. Tansu, "Effect of packing density and packing geometry on light extraction of III-nitride light-emitting diodes with microsphere arrays,” Photonics Research, vol. 3, no. 4, p. 184, August 2015.

DOI: 10.1364/prj.3.000184


45. P. Zhu and N. Tansu, "Resonant cavity effect optimization of III-nitride thin-film flip-chip light-emitting diodes with microsphere arrays," Applied Optics, vol. 54, no. 20, pp. 6305-6312, July 2015.

DOI: 10.1364/AO.54.006305

Before 2014


44. J. Zhang, H. Cui, P. Zhu, C. Ma, X. Wu, H. Zhu, Y. Ma, and Q. Cui, "Photoluminescence studies of Y2O3: Eu3+ under high pressure," Journal of Applied Physics, vol. 115, no. 2, p. 023502, 2014.

DOI: 10.1063/1.4861386


43. H. Cui, P. Zhu, H. Zhu, H. Li, and Q. Cui, "Photoluminescence properties and energy transfer in Y2O3: Eu3+ nanophosphors," Chinese Physics B, vol. 23, no. 5, p. 057801, 2014.

DOI: 10.1088/1674-1056/23/5/057801


42. P. Zhu, G. Liu, J. Zhang, and N. Tansu, "FDTD Analysis on Extraction Efficiency of GaN Light-Emitting Diodes with Microsphere Arrays,", Journal of Display Technology, vol. 9, no. 5, pp. 317-323, 2013.

DOI: 10.1109/jdt.2013.2250253


41. X. Li, P. Zhu, G. Liu, J. Zhang, R. Song, Y. Ee, P. Kumnorkaew, J. Gilchrist, and N. Tansu, "Light Extraction Efficiency Enhancement of III-Nitride Light-Emitting Diodes by Using 2-D Close-Packed TiO2 Microsphere Arrays," Journal of Display Technology, vol. 9, no. 5, pp. 324-332, 2013.

DOI: 10.1109/jdt.2013.2246541


40. W. H. Koo, W. Youn, P. Zhu, X.-H. Li, N. Tansu and F. So, “Light Extraction: Light Extraction of Organic Light Emitting Diodes by Defective Hexagonal-Close-Packed Array (Adv. Funct. Mater. 16/2012)”, Advanced Functional Materials, 2012 Vol. 22 Issue 16 Pages 3453-3453.

DOI: 10.1002/adfm.201290095 


39. W. H. Koo, W. Youn, P. Zhu, X-H. Li, N. Tansu, F. So, “Light Extraction of Organic Light Emitting Diodes by Defective Hexagonal-Close-Packed Array”, Advanced Functional Materials, vol. 22, pp. 3454-3459, August 2012.

DOI: 10.1002/adfm.201200876


38. H. Zhu, Y. Ma, H. Yang, P. Zhu, J. Du, C. Ji, and D. Hou, “Ultrastable Structure and Luminescence Properties of Y2O3 Nanotubes”. Solid State Communications, 150 (27-28): pp. 1208-1212, 2010.

DOI: 10.1016/j.ssc.2010.04.017


37. G. Wei, W. Qin, P. Zhu, R. Kim, G. Wang, D. Zhang, K. Zheng, and L. Wang, “Large-Scale Synthesis and Photoluminescence Properties of Aligned Multicore SiC-SiO2, Nanocables,” Journal of Nanoscience and Nanotechnology, 10(3): pp. 1964-1968, 2010.

DOI:  10.1166/jnn.2010.2064


36. G. Wei, W. Qin, L. Ning, R. Kim, G. Wang, D. Zhang, P. Zhu, K. Zheng, and L. Wang, “Synthesis of ZnO Nanosheets by Microwave Thermal Vapor Method,” Journal of Nanoscience and Nanotechnology, 10(3): pp. 2065-2069, 2010.

DOI: 10.1166/jnn.2010.2065


35. G. Wei, W. Qin, R. Kim, G. Wang, P. Zhu, D. Zhang, K. Zheng, and L. Wang, “Large-Scale Synthesis and Photoluminescence Properties of SiC Networks”, Applied Physics a-Materials Science & Processing, 96, pp. 521-527, 2009.

DOI:  10.1007/s00339-009-5235-x


34. G. Wang, W. Qin, G. Wei, L. Wang, P. Zhu, R. Kim, D. Zhang, F. Ding, and K. Zheng, “Synthesis And Upconversion Luminescence Properties of YF3: Yb3+/Tm3+ Octahedral Nanocrystals,” Journal of Fluorine Chemistry, 130, pp. 158-161, 2009.

DOI:  10.1016/j.jfluchem.2008.09.009


33. G. Wang, W. Qin, J. Zhang, L. Wang, G. Wei, P. Zhu, and R. Kim, “Controlled Synthesis and Luminescence Properties from Cubic to Hexagonal NaYF4: Ln3+ (Ln = Eu and Yb/Tm) Microcrystals”, Journal of Alloys and Compounds, 475, pp. 452-455, 2009.

DOI: 10.1016/j.jallcom.2008.07.050


32. P. Zhu, Q. Zhu, H. Zhu, H. Zhao, B. Chen, Y. Zhang, X. Wang, and W. Di, “Effect of SiO2 Coating on Photoluminescence and Thermal Stability of BaMgAl10O17: Eu2+ under VUV and UV Excitation, Optical Materials, 30, pp. 930-934, 2008.

DOI: 10.1016/j.optmat.2007.04.005


31. P. Zhu, W. Di, Q. Zhu, B. Chen, H. Zhu, H. Zhao, Y. Yang and X. Wang, “Luminescent Properties and Thermal Stability of BaMgAl10O17: Eu2+ Synthesized by Sol-Gel Route, Journal of Alloys and Compounds, 454, pp. 245-249, 2008.

DIO: 10.1016/j.jallcom.2006.12.025


30. C. Cao, W. Qin, J. Zhang, Y. Wang, P.  Zhu, G. Wei, G. Wang, R. Kim, and L. Wang, “Ultraviolet Upconversion Emissions of Gd3+,” Optics Letters, 33, pp.857-859, 2008.

DOI: 10.1364/OL.33.000857


29. G. Wang, W.Qin, L. Wang, G.Wei, P. Zhu, and R. Kim, “Intense Ultraviolet Upconversion Luminescence from Hexagonal NaYF4: Yb3+/Tm3+ Microcrystals”, Optics Express, 16, pp.11907-11914, 2008.

DOI: 10.1364/OE.16.011907


28. G. Wang, W.Qin, D. Zhang, L.Wang, G. Wei, P. Zhu, and R.Kim, “Enhanced Photoluminescence of Water Soluble YVO4: Ln3+ (Ln = Eu, Dy, Sm, and Ce) Nanocrystals by Ba2+ Doping,” Journal of Physical Chemistry C, 112, pp. 17042-17045, 2008.

DOI: 10.1021/jp807577b


27. H. Zhu, H. Yang, W. Fu, P. Zhu, M. Li, Y. Li, Y. Sui, S. Liu, and G. Zou, “The Improvement Of Thermal Stability of BaMgAl10O17: Eu2+ Coated with MgO”, Materials Letters, 62, pp. 784-786, 2008.

DOI: 10.1016/j.matlet.2007.06.060


26. G. Wei, W. Qin, R. Kim, J. Sun, P. Zhu, G. Wang, L. Wang, D. Zhang, and K. Zhen, “Quantum Confinement Effect And Field Emission Characteristics of Ultrathin 3C-SiC Nanobelts”, Chemical Physics Letters, 461, pp. 242-245, 2008.

DOI: 10.1016/j.cplett.2008.07.022


25. D. Zhang, W. Qin, G. Wang, G. Wei, L. Wang, P. Zhu, R. Kim, F. Ding, K. Zheng, and N. Liu, “Synthesis and Upconversion Luminescence of YF3:Yb3+, Tm3+ and TiO2-Coated YF3:Yb3+, Tm3+ Microcrystals,” Journal of Nanoscience and Nanotechnology, 10(3), pp. 2032-2035,2010.

DOI: 10.1166/jnn.2010.2153


24. G. Wang, W. Qin, D. Zhang, G. Wei, L. Wang, K. Zheng, P. Zhu, R.  Kim, and F. Ding, “Synthesis and Luminescence Properties of Er3+ Doped Y(OH)3, NH4Y3F10, and YF3 Nanocrystals”, Journal of Nanoscience and Nanotechnology, 10(3), pp. 1728-1732, 2010.

DOI: 10.1166/jnn.2010.2118


23. G. Wei, W. Qin, K. Zheng, D. Zhang, J. Sun, J. Lin, R. Kim, G. Wang, P. Zhu, and L.Wang, “Synthesis and Properties of SiC/SiO2 Nanochain Heterojunctions by Microwave Method”, Crystal Growth & Design, 9, pp. 1431-1435, 2009.

DOI: 10.1021/cg800845h


22. G. Wang, W. Qin, L.Wang, G.Wei, P. Zhu, D.Zhang, and F. Ding, “Enhanced Ultraviolet Upconversion in YF3: Yb3+/Tm3+ Nanocrystals”, Journal of Rare Earths, 27, pp.330-333, 2009.

DOI: 10.1016/s1002-0721(08)60245-8


21. G. Wang, W. Qin, L. Wang, G. Wei, P. Zhu, D. Zhang, and F. Ding, “Synthesis and Upconversion Luminescence Properties of NaYF4: Yb3+/Er3+ Microspheres”, Journal of Rare Earths, 27, pp. 394-397, 2009.

DOI: 10.1016/s1002-0721(08)60258-6


20. G.Wang, W.Qin, Y. Xu, L. Wang, G. Wei, P. Zhu, and R.Kim, “Size-Dependent Upconversion Luminescence in YF3: Yb3+/Tm3+ Nanobundles”, Journal of Fluorine Chemistry, 129, pp. 1110-1113, 2008.

DOI: 10.1016/j.jfluchem.2008.07.026


19. C. Cao, W. Qin, J.Zhang, Y. Wang, P. Zhu, G. Wang, G. Wei, L.Wang, and L.Jin, “Enhanced Ultraviolet Up-Conversion Emissions of Tm3+/Yb3+ codoped YF3 Nanocrystals”, Journal of Fluorine Chemistry, 129, pp. 204-209, 2008.

DOI: 10.1016/j.jfluchem.2007.11.002


18. Y. Wang, W. Qin, J. Zhang, C.Cao, Y. Jin, X. Ren, P. Zhu, G.Wei, G.Wang, and L.Wang, “Europium(III) Complexes/Silica Hybrid Nanospheres Synthesized in Microemulsion,” Journal of Nanoscience and Nanotechnology, 8, pp. 1218-1220, 2008.

DOI: 10.1166/jnn.2008.367


17. G. Wang, W.Qin, J.Zhang, Y. Wang, C.Cao, L.Wang, G.Wei, P. Zhu, and R.Kim, “Synthesis, Growth Mechanism, And Tunable Upconversion Luminescence of Yb3+/Tm3+-codoped YF3 Nanobundles,” Journal of Physical Chemistry C, 112, pp. 12161-12167, 2008.

DOI: 10.1021/Jp8004713


16. C. Cao, W. Qin, J. Zhang, Y. Wang, G.Wang, G. Wei, P. Zhu, L. Wang, and L.Jin, “Up-Conversion White Light of Tm3+/Er3+/Yb3+ tri-doped CaF2 Phosphors,” Optics Communications, 281, pp. 1716-1719, 2008. 

DOI: 10.1016/j.optcom.2007.11.045


15. G. Wang, W.Qin, J.Zhang, Y. Wang, C.Cao, L.Wang, G. Wei, P. Zhu, and R. Kim, “Synthesis And Spectral Properties of Eu3+-doped YF3 Nanobundles,” Journal of Fluorine Chemistry, 129, pp. 621-624, 2008.

DOI: 10.1016/j.jfluchem.2008.05.003


14. G. Wang, W. Qin, J.Zhang, Y. Wang, C.Cao, L.Wang, G.Wei, P. Zhu, and R.Kim, “Enhancement Of Violet And Ultraviolet Upconversion Emissions in Yb3+/Er3+-codoped YF3 nanocrystals,” Optical Materials, 31, pp. 296-299, 2008.

DOI: 10.1016/j.optmat.2008.04.013


13. G. Wang, W.Qin, J.Zhang, Y. Wang, C.Cao, L.Wang, G. Wei, P. Zhu, and R. Kim, “Synthesis And Spectral Properties of Eu3+-doped YF3 Nanobundles,” Journal of Fluorine Chemistry, 129, pp. 621-624, 2008.

DOI: 10.1016/j.jfluchem.2008.05.003


12. G. Wang, W. Qin, J.Zhang, Y. Wang, C.Cao, L.Wang, G.Wei, P. Zhu, and R.Kim, “Enhancement Of Violet And Ultraviolet Upconversion Emissions in Yb3+/Er3+-codoped YF3 nanocrystals,” Optical Materials, 31, pp. 296-299, 2008.

DOI: 10.1016/j.optmat.2008.04.013


11. W. Qin, D. Zhao, J.Zhang, Y. Wang, C.Cao, G.Wang, G. Wei, L.Wang, Y. Jin, L.Fu, P. Zhu, and S. Lu, “Synthesis And Photophysical Properties of Core-Shell Eu(DBM)3phen/TiO2 Nanohybrids,” Journal of Nanoscience and Nanotechnology, 8, pp.1464-1467, 2008.

DOI: 10.1166/jnn.2008.368


10. Y. Jin, W.Qin, J.Zhang, Y. Wang, C.Cao, X.Ren, G. Wang, G.Wei, L.Wang, L. Jin and P. Zhu, “La3PO7: Eu3+ Nanoparticles - A Novel Red Phosphor,” Materials Letters, 62, 3146-3148, 2008.

DOI: 10.1016/j.matlet.2008.02.028


9. W. Qin, C.Cao, L.Wang, J.Zhang, D. Zhang, K.Zheng, Y. Wang, G.Wei, G.Wang, P. Zhu, and R. Kim, “Ultraviolet Upconversion Fluorescence from D6J of Gd3+ induced by 980 nm Excitation,” Optics Letters, 33, pp.2167-2169, 2008.

DOI: 10.1364/ol.33.002167


8. J. Zhang, W. Qin, J. Zhang, Y. Wang, C. Cao, Y. Jin, G. Wei, G. Wang, L. Wang, P. Zhu, “Bright Blue Upconversion Emission of LaF3: Yb3+, Tm3+ Nanoparticles”, Chin. J. Lumin., 29, 660-664 (2008).


7. Y. Wang, W. Qin, J. Zhang, C. Cao, J. Zhang, Y. Jin, P. Zhu, G. Wei, L. Wang, G. Wang, “Self-assembly of 3D Ordered Eu(DBM)3Phen/SiO2 Colloidal Spheres via Sedimentation”, Chin. J. Lumin., 29, 784-788, 2008.


6. Y. Wang, W. Qin, J. Zhang, C. Cao, J. Zhang, Y. Jin, P. Zhu, G. Wei, L. Wang, G. Wang, “Synthesis and Photoluminescence of Tb(Asprin)3Phen/SiO2 Core/Shell Nanospheres”, Chin. J. Lumin., 29, 1081-1085, 2008.


5. W. Di, X. Wang, P. Zhu, and B. Chen, “Energy Transfer and Heat-Treatment Effect of Photoluminescence in Eu3+-Doped TbPO4 Nanowires”, Journal of Solid State Chemistry, 180, pp.467-473, 2007.

DOI: 10.1016/j.jssc.2006.11.006


4. Y. Jin, W. Qin, J. Zhang, Y. Wang, C. Cao, J. Zhang, X. Ren, P. Zhu, G. Wei, L. Wang, G. Wang, “Photoluminescence Properties of La3PO7: Eu3+ Nanoparticles Synthesized by a Combustion Method”, Chin. J. Lumin., 28, 214-218, 2007.


3. Y. Wang, W. Qin, J. Zhang, C.Cao, Y. Jin, P. Zhu, G. Wei, G. Wang and L. Wang, “ Bright Green Upconversion Fluorescence of Yb3+, Er3+-codoped Fluoride Colloidal Nanocrystal and Submicrocrystal Solutions,” Chemistry Letters, 36, pp.912-913, 2007.

DOI: 10.1246/cl.2007.912


2. Y. Wang, W. Qin, J. Zhang, C. Cao, Y. Jin, P. Zhu, G. Wei, G. Wang, and L.Wang, “Synthesis And Green Up-Conversion Fluorescence of Colloidal La0.78Yb0.20Er0.02F3/SiO2 Core/Shell Nanocrystals,” Journal of Solid State Chemistry, 180, pp.2268-2272, 2007.

DOI: 10.1016/j.jssc.2007.05.032


1. C. Cao, W. Qin, J. Zhang, J. Zhang, Y. Wang, Y. Jin, G. Wei, L. Wang, P. Zhu, “Upconversion Emission Properties of Tm3+/Er3+/Yb3+ Tri-doped YF3 Powders Depending on Excitation Power, Annealed Temperature and Tm3+ Concentration”, Chin. J. Lumin., 28, 705-709, 2007.


Conference Publications


36. Y. Yue, H. Zhu, S. Thapa, D. S. Paul, P. Zhu, Synthesis and Properties of Ge-Based Metal Halide Perovskites for Sustainable Optoelectronic Devices, Proc. of the IEEE Photonics Conference 2023, Orlando, Florida, November 2023.


35. Saroj Thapa, Peifen Zhu, Pseudohalide Enhanced Optical Response and Stability of Perovskites for White Lighting-Emitting Diodes, Bulletin of the American Physical Society, 2023.


34. Emily M. Esther, P. Zhu, J. Henshaw, First-principles density functional calculations for non-lead perovskites, SPIE Photonics West, 2023.


33. S Thapa, Y Yue, H Zhu, P Zhu, Enhanced Optical Performance of Lead- Free Cs2AgInCl6 Perovskites via Potassium, Bulletin of the American Physical Society, 2022.


32. S Thapa, G Adhikari, Y Yue, H Zhu, P. Zhu, Adding Barium Thiocyanate to CsPbBr3 Perovskite Nanocrystals for Better WLEDs, Bulletin of the American Physical Society, 2022.


31. S. Thapa, G. Adhikari, H. Zhu, P. Zhu, Realization of Lead-Reduced CsPbX3 perovskite Nanocrystals for White Light-Emitting Diodes, SPIE Photonics West, 2021.


30. G. C. Adhikari, S. Thapa, H. Zhu, and P. Zhu, " Modulation of Optical Properties of Inorganic Lead Halide Perovskites using Magnesium and Their Applications in Light-Emitting Diodes," SPIE Photonics West, 2021.


29. S. Thapa, G. Adhikari, H. Zhu, P. Zhu, Influence of Lead Thiocyanate on the Optical Properties and Stability of All-Inorganic Lead Halide Perovskite Nanocrystals for Lighting Applications, Bulletin of the American Physical Society, 2021.


28. G Adhikari, S Thapa, H Zhu, P Zhu, Stable White Light-Emitting Diodes using Metal Halide Perovskites, Bulletin of the American Physical Society 65, 2020.


27. S. Thapa, G. C. Adhikari, H. Zhu, and P. Zhu, " All-Inorganic Mixed Halide Perovskites for White Light Emission," The Twenty-Second Annual Student Research Colloquium, April 1-5, 2019.


26. G. C. Adhikari, S. Thapa, H. Zhu, and P. Zhu, " Highly Luminescent Lead Depleted Cs4PbBr6 Crystals for White Light Emission," The Twenty-Second Annual Student Research Colloquium, April 1-5, 2019.


25. P. Vargas, G. C. Adhikari, H. Zhu, and P. Zhu, "Auto-Desiccating Synthesis of Lead Halide Perovskite Nanocrystals via a Saponification Process," Bulletin of the American Physical Society, 2019.


24. G. C. Adhikari, S. Thapa, H. Zhu, and P. Zhu, "Highly luminescent Lead Depleted Cs4PbBr6 Nanocrystals via Saponification Synthesis at an Ambient Atmosphere," Bulletin of the American Physical Society, 2019.


23. S. Thapa, G. C. Adhikari, H. Zhu, and P. Zhu, "Color Tunable All-Inorganic Mixed Halide Perovskites for Optoelectronic Applications," Bulletin of the American Physical Society, 2019.


22. W. Wang, F. A. K. Rahman, and P. Zhu, “Europium (III) Doped Yttrium (III) Oxide Nanosheets and Nanotubes for Photonics Applications: Synthesis and Spectroscopic Measurements”, 63rd Annual Oklahoma Presentational Meeting of American Chemical Society, The University of Tulsa, Tulsa, OK, April 21st, 2018


21. W. Wang, F. A. K. Rahman, and P. Zhu, "Synthesis and spectroscopic measurements of yttrium (III) oxide nanomaterials doped with europium (III) cations," The 255th ACS National Meeting, New Orleans, LA, March 18-22, 2018.


20. W. Wang, F. A. K. Rahman, and P. Zhu, Europium (III) Doped Yttrium (III) Oxide Nanostructures for Photonics Applications: Synthesis and Spectroscopic Measurements”, Oklahoma Research Day, March 9th, 2018


19. G. Adhikari, P. Vargas, H. Zhu, and P. Zhu, “Tunable Emission from Organolead Bromide Perovskite Quantum Dots for White Light-Emitting Diodes,” Bulletin of the American Physical Society, March 5–9, 2018, Los Angeles, California


18. P. Vargas, G. Adhikari, A. Bont, H. Zhu, and P. Zhu, "Blue Emission from CsPbBr3 Quantum Dots for Light-Emitting Diodes," Bulletin of the American Physical Society, March 5–9, 2018, Los Angeles, California


17. (Invited Conference Paper) P. Zhu, W. Sun, C. K. Tan, and N. Tansu, “Light Extraction Efficiency Enhancement in GaN-Based LEDs with Self-Assembly Approach,” Proc. of the Progress In Electromagnetics Research Symposium (PIERS) 2014, Guangzhou, China, August 2014.


16. P. Zhu, T. Toma, C. K. Tan, and N. Tansu, “Investigation of Solar Hydrogen Generation from the GaN and InGaN Thin Films,” Proc. of the SPIE Optics + Photonics 2014, Solar Energy + Technology, San Diego, CA, August 2014.


15. P. Zhu, H. Y. Zhu, W. P. Qin, C. K. Tan, and N. Tansu, “Eu3+-doped TiO2 Nanospheres for GaN-based White Light-Emitting Diodes,” Proc. of the SPIE Optics + Photonics 2014, Thirteenth International Conference on Solid State Lighting and LED-based Illumination Systems, San Diego, CA, August 2014.


14. P. Zhu, C. K. Tan, and N. Tansu, “Comparison of Extraction Efficiency for Thin-Film Flip-Chip InGaN Light-Emitting Diodes with Microsphere and Microconcave Array Structures,” Proc. of the SPIE Optics + Photonics 2014, Thirteenth International Conference on Solid State Lighting and LED-based Illumination Systems, San Diego, CA, August 2014.


13. P. Zhu, C. K. Tan, and N. Tansu, “Extraction Efficiency Enhancement of Thin-Film Flip-Chip GaN Light-Emitting Diodes with Self-Assembled Microsphere Arrays,” Proc. of the International Conference on White LEDs and Solid-State Lighting (WLED 5) Conference 2014, Jeju, Korea, June 2014.


12. P. Zhu, P. O. Weigel, G. Y. Liu, J. Zhang, A. L. Weldon, T. Muangnaphor, J. F. Gilchrist, and N. Tansu, “Optimization of Deposition Conditions for Silica / Polystyrene Microlens and Nanolens Arrays for Light Extraction Enhancement in GaN Light-Emitting Diodes,” Proc. of the SPIE Photonics West 2013, San Francisco, CA, January 2013.


11. W. Koo, W. Yun, P. Zhu, X. H. Li, N. Tansu, and F. So, "P‐110: Light extraction of Phosphorescent OLEDs by Defective Hexagonal‐Close‐Packed Array," SID Symposium Digest of Technical Papers, vol. 43, pp. 1474-1476, 2012.


10. P. Zhu, J. Zhang, G. Y. Liu, and N. Tansu, “FDTD Modeling of InGaN-Based Light-Emitting Diodes with Microsphere Arrays,” Proc. of the IEEE Photonics Conference 2012, Burlingame, CA, September 2012.


9. C. K. Tan, P. Zhu, and N. Tansu, “Controlling the Interband Auger Recombination Mechanism in III-Nitride Based Ternary Active Regions,” Proc. of the SPIE Optics + Photonics 2014, Thirteenth International Conference on Solid State Lighting and LED-based Illumination Systems, San Diego, CA, August 2014.


8. C. K. Tan, P. Zhu, and N. Tansu, “Investigation of Dilute-As GaNAs Active Regions for High Efficiency GaN-based Light-Emitting Diodes,” Proc. of the International Conference on White LEDs and Solid-State Lighting (WLED 5) Conference 2014, Jeju, Korea, June 2014.


7. N. Tansu, C. K. Tan, P. Zhu, and W. Sun, “Physics of High Efficiency and Efficiency-Droop in III-Nitride Light-Emitting Diodes,” Proc. of the Progress in Electromagnetics Research Symposium (PIERS) 2014, Guangzhou, China, August 2014.


6. N. Tansu, J. Zhang, G. Liu, H. Zhao, C. K. Tan, and P. Zhu, “Internal and External Efficiency in InGaN-Based Light-Emitting Diodes,” Proc. of the Asian Communications and Photonics (ACP) Conference 2013, Beijing, China, November 2013.


5. W. H. Koo, W. Youn, P. Zhu, X. H. Li, N. Tansu, and F. So, “Light Extraction From OLEDs by Defective Hexagonal-Close-Packed Silica Array,” Proc. of the SPIE Optics + Photonics 2012, Organic Electronics + Photonics, San Diego, CA, August 2012.


4. N. Tansu, J. Zhang, G. Y. Liu, H. P. Zhao, C. K. Tan, and P. Zhu, “Physics of High-Efficiency III-Nitride Quantum Wells Light-Emitting Diodes,” Proc. of the Asian Communications and Photonics (ACP) Conference 2012, Guangzhou, China, November 2012.


3. J. Zhang, G. Liu, C. K. Tan, P. Zhu, H. P. Zhao, and N. Tansu, “Engineering Nanostructures in Active Regions and Devices for High-Efficiency III-Nitride Light-Emitting Diodes – Epitaxy and Physics,” Proc. of the SPIE Optics + Photonics 2012, NanoEpitaxy: Materials and Devices IV, San Diego, CA, August 2012.


2. N. Tansu, J. Zhang, G. Y. Liu, C. K. Tan, P. Zhu, and H. P. Zhao, “Physics and Technology of III-Nitride Semiconductors for Energy Efficiency Applications,” Proc. of the IUMRS-ICYRAM Conference 2012, Material Research Society (MRS), Singapore, July 2012.