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utulsa.edu

Peifen Zhu PhD

Assistant Professor of Physics and Engineering Physics College of Engineering & Natural Sciences
Physics and Engineering Physics
Keplinger Hall 1195 918-631-5125
peifen-zhu@utulsa.edu
https://sites.google.com/site/utulsazhu/
Curriculum Vitae [PDF]
faculty-photo

Ph.D., Lehigh University
M.S., Texas Tech University


Photonics and Optoelectronics

General Physics
Instrumentation


The following may be selected publications rather than a comprehensive list.

Journal Articles


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

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,” The Journal of Physical Chemistry C, vol. 121, no. 2, pp. 1032–1039, 2017.

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

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, 2016.

J. Jiang, H. Bu, P. Zhu, R. Liu, B. Liu, Q. Cui, and H. Zhe, “Pressure-Induced Phase Transitions and Amorphization of 4-Carboxybenzenesulfonyl Azide,” Journal of Physical Chemistry C, vol. 120, no. 45, pp. 25709–25716, 2016.

J. Jiang, P. Zhu, D. Li, Y. Chen, M. Li, X. 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, vol. 120, no. 46, pp. 12015–12022, 2016.

D. Li, P. Zhu, J. Jiang, M. Li, Y. Chen, B. Liu, X. Wang, Q. Cui, and H. Zhu, “High-Pressure Raman and Infrared Spectroscopic Studies of Cesium Azide,” The Journal of Physical Chemistry C, vol. 120, no. 47, pp. 27013–27018, 2016.

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 center dot 1.5H2O by Raman scattering, IR absorption, and synchrotron X-ray diffraction,” Rsc Advances, vol. 6, no. 69, pp. 65031–65037, 2016.

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, 2016.

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, 2016.

P. Zhu, H. Zhu, W. Qin, B. Dantas, W. Sun, C.-K. 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, 2016.

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, 2015.

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, 2015.

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, 2015.

P. Zhu, C.-K. 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, 2015.

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.

H. Cui, P.-F. Zhu, H.-Y. Zhu, H.-D. Li, and Q.-L. Cui, “Photoluminescence properties and energy transfer in Y2O3:Eu3+nanophosphors,” Chinese Physics B, vol. 23, no. 5, p. 057801, 2014.

X.-H. Li, P. Zhu, G. Liu, J. Zhang, R. Song, Y.-K. 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.

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.

W. Koo, W. Youn, P. Zhu, X.-H. Li, N. Tansu, and F. So, “Light Extraction of Organic Light Emitting Diodes by Defective Hexagonal-Close-Packed Array,” Advanced Functional Materials, vol. 22, no. 16, pp. 3454–3459, 2012.

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, vol. 150, no. 27-28, pp. 1208–1212, 2010.

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, vol. 10, no. 3, pp. 2065–2069, 2010.

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, vol. 10, no. 3, pp. 1728–1732, 2010.

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 SiCSiO2 Nanocables,” Journal of Nanoscience and Nanotechnology, vol. 10, no. 3, pp. 1964–1968, 2010.

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, vol. 10, no. 3, pp. 2032–2035, 2010.

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!!!, vol. 96, no. 2, pp. 521–527, 2009.

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, vol. 27, no. 2, pp. 330–333, 2009.

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, vol. 475, no. 1-2, pp. 452–455, 2009.

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, vol. 130, no. 2, pp. 158–161, 2009.

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, vol. 27, no. 3, pp. 394–397, 2009.

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/SiO2Nanochain Heterojunctions by Microwave Method,” Crystal Growth & Design!!!, vol. 9, no. 3, pp. 1431–1435, 2009.

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, vol. 129, no. 3, pp. 204–209, 2008.

G. Wang, W. Qin, J. Zhang, 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, vol. 31, no. 2, pp. 296–299, 2008.

Y. Wang, W. Qin, J. Zhang, C. Cao, J. Zhang, 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, vol. 8, no. 3, pp. 1218–1220, 2008.

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, vol. 16, no. 16, pp. 11907–11914, 2008.

Y. Jin, W. Qin, J. Zhang, Y. Wang, C. Cao, J. Zhang, X. Ren, G. Wang, G. Wei, L. Wang, L. Jin, and P. Zhu, “La3PO7:Eu3+ nanoparticles — A novel red phosphor,” Materials Letters, vol. 62, no. 17-18, pp. 3146–3148, 2008.

G. Wei, W. Qin, R. Kim, J. Sun, P. Zhu, G. Wang, L. Wang, D. Zhang, and K. Zheng, “Quantum confinement effect and field emission characteristics of ultrathin 3C-SiC nanobelts,” Chemical Physics Letters, vol. 461, no. 4-6, pp. 242–245, 2008.

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 D-6(J) of Gd3+ induced by 980 nm excitation,” Optics Letters, vol. 33, no. 19, pp. 2167–2169, 2008.

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, vol. 281, no. 6, pp. 1716–1719, 2008.

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, vol. 33, no. 8, pp. 857–859, 2008.

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, vol. 30, no. 6, pp. 930–934, 2008.

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, vol. 62, no. 4-5, pp. 784–786, 2008.

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, vol. 454, no. 1-2, pp. 245–249, 2008.

W. Qin, D. Zhao, J. Zhang, J. Zhang, Y. Wang, C. Cao, G. Wang, G. Wei, L. Wang, Y. Jin, L. Fu, P. Zhu, and S. Lü, “Synthesis and photophysical properties of core-shell Eu(DBM)3phen/TiO2 nanohybrids,” Journal of Nanoscience and Nanotechnology, vol. 8, no. 3, pp. 1464–1467, 2008.

G. Wang, W. Qin, J. Zhang, 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, vol. 129, no. 7, pp. 621–624, 2008.

G. Wang, W. Qin, J. Zhang, J. Zhang, Wangyan, 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, vol. 112, no. 32, pp. 12161–12167, 2008.

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, vol. 112, no. 44, pp. 17042–17045, 2008.

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, vol. 129, no. 11, pp. 1110–1113, 2008.

Y. Wang, W. Qin, J. Zhang, C. Cao, J. Zhang, 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, vol. 36, no. 7, pp. 912–913, 2007.

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, vol. 180, no. 2, pp. 467–473, 2007.

Y. Wang, W. Qin, J. Zhang, C. Cao, J. Zhang, 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, vol. 180, no. 8, pp. 2268–2272, 2007.

Conference Proceedings


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

Tan, Chee-Keong; Zhu, Peifen; and N. Tansu, “Controlling the Interband Auger Recombination Mechanism in III-Nitride Based Ternary Active Regions,” in Proc. of the SPIE Optics + Photonics 2014, 2014.

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

Tansu, Nelson; Tan, CHee-Keong; Zhu, Peifen; and W. Sun, “Physics of High Efficiency and Efficiency-Droop in III-Nitride Light-Emitting Diodes,” in Proc. of the Progress in Electromagnetics Research Symposium (PIERS) 2014, 2014.

P. Zhu, H. Zhu, W. Qin, C. Tan, and N. Tansu, “Eu3+-doped TiO2 Nanospheres for GaN-based White Light-Emitting Diodes,” in Proc. of the SPIE Optics + Photonics 2014, 2014.

P. Zhu, T. Toma, C. Tan, and N. Tansu, “Investigation of Solar Hydrogen Generation from the GaN and InGaN Thin Films,” in Proc. of the SPIE Optics + Photonics 2014, 2014.

Zhu, Peifen; Sun, Wei; Tan, Chee-Keong; and N. Tansu, “Light Extraction Efficiency Enhancement in GaN-Based LEDs with Self-Assembly Approach,” in Proc. of the Progress In Electromagnetics Research Symposium (PIERS) 2014, 2014.

Zhu, Peifen; Tan, Chee-Keong; and N. Tansu, “Comparison of Extraction Efficiency for Thin-Film Flip-Chip InGaN Light-Emitting Diodes with Microsphere and Microconcave Array Structures,” in Proc. of the SPIE Optics + Photonics 2014, 2014.

Tansu, Nelson; Zhang, Jing; Liu, Guangyu; Zhao, Hongping; Tan, Chee-Keong; and P. Zhu, “Internal and External Efficiency in InGaN-Based Light-Emitting Diodes,” in Proc. of the Asian Communications and Photonics (ACP) Conference 2013, 2013.

P. Zhu, P. O. Weigel, G. Liu, J. Zhang, A. Weldon, T. Muanganphor, J. Gilchrist, and N. Tansu, “Optimization of Deposition Conditions for Silica/Polystyrene Microlens and Nanolens Arrays for Light Extraction Enhancement in GaN Light-Emitting diodes,” in Proc. of the SPIE Photonics West 2013, 2013.

Zhang, Jing; Liu, Guangyu; Tan, Chee-Keong; Zhu, Peifen; Zhao, Hongping; and N. Tansu, “Engineering Nanostructures in Active Regions and Devices for High-Efficiency III-Nitride Light-Emitting Diodes – Epitaxy and Physics,” in Proc. of the SPIE Optics + Photonics 2012, NanoEpitaxy : Materials and Devices IV, 2012.

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

N. Tansu, J. Zhang, G. Liu, H. Zhao, C.-K. Tan, and P. Zhu, “Physics of High-Efficiency III-Nitride Quantum Wells Light-Emitting Diodes,” in Asia Communications and Photonics Conference, 2012.

Tansu, Nelson; Zhang, Jing; Liu, Guangyu; Tan, Chee-Keong; Zhu, Peifen; and H. Zhao, “Physics and Technology of III-Nitride Semiconductors for Energy Efficiency Applications,” in Proc. of the IUMRS-ICYRAM Conference 2012, Material Research Society (MRS), 2012.

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

Tansu, Nelson; Zhang, Jing; Liu, Guangyu; Tan, Chee-Keong; Zhu, Peifen; and H. Zhao, “Advances in III-Nitride Semiconductors for Energy Efficiency Applications,” in Proc. of the KAUST-UCSB-NSF Solid State Lighting Workshop 2012, 2012.


PHYS 2061 General Physics II Laboratory
PHYS 2063 General Physics II
PHYS 3122 Instrumentation Methods Laboratory