Guanjun Tan

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Guanjun Tan

Ph.D. Student in Optics (Advisor: Prof. Shin-Tson Wu)

Email: guanjun_tan@knights.ucf.edu

Webpage: http://www.guanjuntan.com

Phone: (407)823-4922

Fax: (407)823-6880

CREOL, College of Optics and Photonics,

University of Central Florida,

4000 Central Florida Blvd.

Orlando, Florida 32816-2700

Education:

08/2014-Present	Ph. D. in progress, CREOL, University of Central Florida, Orlando, Florida, U.S.
08/2010-06/2014	Bachelor’s degree in Optical Information Science and Technology, Department of physics, University of Science and Technology of China (USTC), Hefei, Anhui, China.

Honors & Awards:

02/2019	First Place of SPIE Photonics West AR/VR/MR Optical Design Challenge
01/2019	UCF Graduate Dean’s Dissertation Completion Fellowship
10/2018	IEEE Orlando Chapter Graduate Student Scholarship Award
05/2018	SPIE Optics and Photonics Education Scholarship
09/2014	Graduate Dean’s Fellowship, University of Central Florida
09/2014	CREOL Graduate Research Fellowship, University of Central Florida
07/2014	Outstanding Graduate Awards, USTC
10/2013	Excellent Undergraduate Research Project, USTC
10/2012	Outstanding Student Leaders, USTC
09/2012	Xing-Ye Scholarship, USTC
09/2011	China National Scholarship, USTC

Leadership & Service:

09/2016 – 09/2017

09/2015 – 09/2016

Board Member of CREOL Association of Optics Students (CAOS)

Vice president of Society of Information Display (SID) UCF Student Branch

Secretary of IEEE Photonics Society UCF Student Chapter

04/2015 – 09/2016

Treasurer of Chinese Students & Scholars Association (UCF CSSA)

09/2014 – 09/2015

Webmaster of Society of Information Display (SID) UCF Student Branch

Journal Publications:

1. C. Zhang, Z. He, H. Chen, L. Zhou, G. Tan, S. T. Wu, and Y. Dong, “Light diffusing, down-converting perovskite-on-polymer microspheres,” J. Mater. Chem. C (2019). DOI: 10.1039/C9TC01130G

2. Y. Huang, G. Tan, F. Gou, M. C. Li, S. L. Lee, and S. T. Wu, “Prospects and challenges of mini-LED and micro-LED displays,” J. SID, 27, xxx (2019). DOI: 10.1002/jsid.760

3. (Invited paper) Z. He, G. Tan, D. Chanda, and S. T. Wu, “Novel liquid crystal photonic devices enabled by two-photon polymerization,” Opt. Express 27(8), 11472-11491 (2019).

4. (Distinguished paper) F. Gou, E. L. Hsiang, G. Tan, Y. F. Lan, C. Y. Tsai, and S. T. Wu, “High performance color-converted micro-LED displays,” J. SID 27(4), 199-206 (2019).

5. (Distinguished paper) T. Zhan, Y. H. Lee, J. Xiong, G. Tan, K. Yin, J. Yang, S. Liu, and S. T. Wu, “High-efficiency switchable optical elements for advanced head-up displays,” J. SID 27(4), 223-231 (2019).

6. T. Zhan, Y. H. Lee, G. Tan, J. Xiong, K. Yin, F. Gou, J. Zou, N. Zhang, D. Zhao, J. Yang, S. Liu, and S. T. Wu, “Pancharatnam-Berry Optical Elements for Head-up and Near-eye Displays,” J. Opt. Soc. Am. B 36(5), (2019).

7. F. Gou, E. L. Hsiang, G. Tan, Y.-F. Lan, C.-Y. Tsai, and S. T. Wu, “Tripling the Optical Efficiency of Color-converted Micro-LED Displays with Funnel-tube Array,” Crystals 9(1), 39 (2019).

8. G. Tan, T. Zhan, Y. H. Lee, J. Xiong, and S. T. Wu, “Polarization-multiplexed multiplane display,” Opt. Lett. 43(22), 5651-5654 (2018).

9. G. Tan, Y. H. Lee, T. Zhan, J. Yang, S. Liu, D. F. Zhao, and S. T. Wu, “Foveated imaging for near-eye displays,” Opt. Express 26(19), 25076-25085 (2018).

10. G. Tan, Y. Huang, M. C. Li, S. L. Lee, and S. T. Wu, “High dynamic range liquid crystal displays with a mini-LED backlight,” Opt. Express 26(13), 16572-16584 (2018).

11. Y. H. Lee, G. Tan, K. Yin, T. Zhan, and S. T. Wu, “Compact see-through near-eye display with depth adaption,” J. SID 26(2), 64-70 (2018).

12. H. Chen, G. Tan, and S. T. Wu, “Ambient contrast ratio of LCDs and OLED displays,” Opt. Express 25(26), 33643-33656 (2017).

13. G. Tan, J. H. Lee, S. C. Lin, R. Zhu, S. H. Choi, and S. T. Wu, “Analysis and optimization on the angular color shift of RGB OLED displays,” Opt. Express 25(26), 33629-33642 (2017).

14. (Featured paper) G. Liu, Y. H. Lee, Y. Huang, Z. Zhu, G. Tan, M. Q. Cai, P.-P. Li, D. Wang, Y. Li, S. Pang, C. Tu, S.T. Wu, and H.-T. Wang, “Dielectric broadband meta-vector-polarizers based on nematic liquid crystal,” APL Photonics 2(12), (2017).

15. (Review paper) G. Tan, Y. H. Lee, F. Gou, H. Chen, Y. Huang, Y.F. Lan, C.Y. Tsai, and S. T. Wu, “Review on polymer-stabilized short-pitch cholesteric liquid crystal displays," J. Phys. D: Appl. Phys. 50, 493001 (2017).

16. (Review paper) Y. H. Lee, G. Tan, T. Zhan, Y. Weng, G. Liu, F. Gou, F. Peng, N.V. Tabiryan, S. Gauza, and S. T. Wu, “Recent progress in Pancharatnam-Berry phase optical elements and the applications for virtual/augmented realities,” Optical Data Processing and Storage 3, 79-88 (2017).

17. (OSA news release) G. Tan, J.-H. Lee, Y.-H. Lan, M.-K. Wei, L.-H. Peng, I-C. Cheng, and S. T. Wu, "Broadband antireflection film with Moth-eye-like structure for flexible display application," Optica 4(7), 678-683 (2017).

18. H. Chen, G. Tan, M. C. Li, S. L. Lee, and S. T. Wu, "Depolarization effect in liquid crystal displays," Opt. Express 25(10), 11315-11328 (2017).

19. G. Tan, Y. H. Lee, F. Gou, M. Hu, Y. F. Lan, C. Y. Tsai, and S. T. Wu, "Macroscopic model for analyzing the electro-optics of uniform lying helix cholesteric liquid crystals," J. Appl. Phys. 121, 173102 (2017).

20. (OSA news release) Y. Huang, H. Chen, G. Tan, H. Tobata, S-I Yamamoto, E. Okabe, Y. F. Lan, C. Y. Tsai, and S. T. Wu, "Optimized blue-phase liquid crystal for field-sequential-color displays," Opt. Mater. Express 7(2), 641-650 (2017).

21. H. Chen, R. Zhu, G. Tan, M.C. Li, S.-L. Lee, and S. T. Wu, "Enlarging the color gamut of liquid crystal displays with a functional reflective polarizer," Opt. Express 25(1), 102-111 (2017).

22. H. Chen, G. Tan, Y. Huang, Y. Weng, T.-H. Choi, T.-H. Yoon and S. T. Wu, "A low voltage liquid crystal phase grating with switchable diffraction angles," Sci. Rept. 7, 39923 (2017).

23. G. Tan, R. Zhu, Y. S. Tsai, K. C. Lee, Z. Luo, Y. Z. Lee, and S. T. Wu, “High ambient contrast ratio OLED and QLED without a circular polarizer," J. Phys. D: Appl. Phys. 49, 315101 (2016).

24. (Outstanding student paper of the year) R. Zhu, H. Chen, T. Kosa, P. Coutino, G. Tan, and S. T. Wu, “High-ambient-contrast augmented reality with a tunable transmittance liquid crystal film and a functional reflective polarizer,” J. SID 24(4), 229-233 (2016).

25. R. Zhu, G. Tan, J. Yuan, and S. T. Wu, “Functional reflective polarizer for augmented reality and color vision deficiency,” Opt. Express 24(5), 5431-5441 (2016).

26. D. Xu, F. Peng, G. Tan, J. He and S. T. Wu, “A semi-empirical equation for the response time of in-plane switching liquid crystal display and measurement of twist elastic constant,” J. Appl. Phys. 117, 203103 (2015).

27. J. Yuan, G. Tan, D. Xu, F. Peng, A. Lorenz and S. T. Wu, “Low-voltage and fast-response polymer-stabilized hyper-twisted nematic liquid crystal,” Opt. Mater. Express 5, 1339-1347 (2015).

28. D. Xu, G. Tan and S. T. Wu, "Large-angle and high-efficiency tunable phase grating using fringe field switching liquid crystal," Opt. Express 23, 12274-12285 (2015).

Conference Proceedings:

1. (First place of AR/VR/MR optical design challenge) G. Tan, T. Zhan, Y. H. Lee, J. Xiong, S. T. Wu, “Near-eye light field display with polarization multiplexing,” Optical Design Challenge 2019, 110400E (February 2019).

2. Y. Huang, G. Tan, M. C. Li, S. L. Lee, S.T. Wu, “Emerging High-Dynamic-Range Mini-LED Displays,” Proc. SPIE, Advances in Display Technologies IX, 1094205 (February 2019).

3. G. Tan, H. Chen, Y.F. Lan, C.Y. Tsai, and S.T. Wu, “Wide‐view and Fast‐response Uniform Standing Helix Cholesteric LCD,” SID Symp. Digest 49(1), 1769-1772 (May 2018, Los Angeles, California).

4. H. Chen, G. Tan, M. C. Li, S. L. Lee, and S. T. Wu, “High Contrast Ratio LCD with an In‐cell Polarizer,” SID Symp. Digest 49(1), 1734-1737 (May 2018, Los Angeles, California).

5. (Distinguished Student Paper) Y. H. Lee, G. Tan, K. Yin, T. Zhan, and S. T. Wu, “Compact See‐through Near‐eye Display with Depth Adaption,” SID Symp. Digest 49(1), 1060-1063 (May 2018, Los Angeles, California).

6. (Invited Paper) H. Chen, G. Tan, and S. T. Wu, “Can LCDs Outperform OLED Displays in Ambient Contrast Ratio?” SID Symp. Digest 49(1), 981-984 (May 2018, Los Angeles, California).

7. G. Tan, J. H. Lee, S. C. Lin, R. Zhu, S. H. Choi, and S. T. Wu, “Systematic Optimization for Achieving Indistinguishable Color Shift of RGB OLED Displays,” SID Symp. Digest 49(1), 418-421 (May 2018, Los Angeles, California).

8. C. Zhang, J. He, H. Chen, G. Tan, L. Zhou, S. T. Wu, Y. Sohn, and Y. Dong, “Converting Light Diffusing Polymer Powders into Stable Perovskite‐Based Tunable Downconverters,” SID Symp. Digest 49(1), 222-224 (May 2018, Los Angeles, California).

9. G. Tan, Y.H. Lan, M.K. Wei, L.H. Peng, I.C. Cheng, S.T. Wu, and J.H. Lee. “Antireflection and self-cleaning film with moth-eye-like structure for mobile flexible displays,” Proc. SPIE 10556, Advances in Display Technologies VIII, 1055608 (March 2018).

10. F. Gou, Y.-H. Lee, G. Tan, M. Hu, Y.-F. Lan, C.-Y. Tsai, and S. T. Wu, "Submillisecond Grayscale Response Time of a Uniform Lying Helix Liquid Crystal," SID Symp. Digest 48(1), 1822-1825 (2017, Los Angeles, California).

11. G. Tan, Y.-H. Lee, F. Gou, M. Hu, Y.-F. Lan, C.-Y. Tsai, and S. T. Wu, "Figure of Merit for Optimizing the Performance of Uniform Lying Helix Cholesteric Liquid Crystals," SID Symp. Digest 48(1), 490-493 (2017, Los Angeles, California).

12. Y. Huang, H. Chen, G. Tan, H. Tobata, S. Yamamoto, E. Okabe, Y.-F. Lan, C.-Y. Tsai, and S. T. Wu, "New Blue‐Phase Liquid Crystal Optimized for Color-Sequential Displays," SID Symp. Digest 48(1), 486-489 (2017, Los Angeles, California).

13. G. Tan, J.-H. Lee, Y.-H. Lan, M.-K. Wei, L.-H. Peng, I Cheng, and S. T. Wu, "Moth-eye Anti-reflection Surface for Sunlight Readable Flexible Displays," SID Symp. Digest 48(1), 574-577 (2017, Los Angeles, California).

14. H. Chen, R. Zhu, G. Tan, M.-C. Li, S.-L. Lee, and S. T. Wu, "Wide-Color-Gamut LCD with a Functional Reflective Polarizer," SID Symp. Digest 48(1), 1659-1662 (2017, Los Angeles, California).

15. Y.-H. Lee, G. Tan, Y. Weng, and S. T. Wu, "Switchable Lens based on Cycloidal Diffractive Waveplate for AR and VR Applications," SID Symp. Digest 48(1), 1061-1064 (2017, Los Angeles, California).

16. (Distinguished Student Paper) R. Zhu, H. Chen, G. Tan, T. Kosa, P. Coutino and S. T. Wu, “A High-Ambient-Contrast Augmented Reality System,” SID Symp. Digest 47, 1025–1028 (2016, San Francisco)

17. G. Tan, R. Zhu, Y. S. Tsai, K. C. Lee, Z. Luo, Y. Z. Lee and S. T. Wu, “High Ambient Contrast Ratio OLED and Quantum-dot LED without a Circular Polarizer,” SID Symp. Digest 47, 1509–1512 (2016, San Francisco)

18. D.Xu, G. Tan and S. T. Wu, “Multi-angle Beam Steering for Head-Mounted Displays,” SID Symp. Digest 47, 1826–1829 (2016, San Francisco)

Patents:

1. Y. H. Lee, T. Zhan, G. Tan, F. Gou, F. Peng, S. T. Wu, “Optical Display System with Enhanced Resolution, Methods, and Applications,” US Patent 10,115,327 B1 (Oct. 30, 2018).

2. Y.-S. Tsai, K.-C. Lee, S. T. Wu, G. Tan, R. Zhu, "Display device and optical film," US Patent 9,680,132 B1 (June. 13, 2017).

Skills:

Code programming: MATLAB, C, Python, C++

Electromagnetic simulation: COMSOL Multiphysics, FDTD solutions, RSoft

Liquid crystal simulation: MATLAB, TechWiz LCD, DIMOS LCD

Optical design: LightTools, Zemax

Optical thin film coating: TFCalc

Hobbies:

Video game, Movies, Music, Series, Travelling.

Useful Links:

Prof. S. T. Wu’s Homepage, SID UCF Student Branch, CREOL

Problems regarding this website should be directed to Guanjun Tan.