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Juan “Rachel” He

Ph.D. Student in Optics (Advisor: Prof. Shin-Tson Wu; Co-advisor: Prof. Yajie Dong)

Email: hejuan@knights.ucf.edu

Phone: (407)810-1870

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 optics, CREOL, The College of Optics & Photonics, University of Central Florida, Orlando, Florida, U.S.

09/2011 - 07/2014

M.S. in Semiconductor Optoelectronics & Nanomaterial, Center of Material Science and Condensed Matter Physics, Department of Physics, Peking University

09/2007 - 07/2011

B.S. in Physics, Department of Physics, Peking University

 

Honors & Awards:

05/2018

SPIE Optics and Photonics Education Scholarship

04/2018

UCF CREOL Industrial Affiliates Program Best Poster Presentation Award

01/2018

UCF NSTC Student Travel Award

01/2018

DOE Solid State Lighting R&D Workshop Student Poster Winners Award

12/2017

International Display Workshops (IDW) Best Paper Award

2016-2017

Society for Information Display (SID) Distinguished Student Paper Award

08/2014

Graduate Dean’s Fellowship, University of Central Florida

08/2014

CREOL Graduate Research Fellowship, University of Central Florida

10/2012

Academic Excellence Award

10/2012

Outstanding Student Cadres

08/2010

Merit Student of Peking University

08/2010

Tung OOCL Scholarship

10/2007

Freshman Scholarship

11/2006

Chinese Physics Olympiad (CPhO), second prize

 

Leadership & Service:

12/2015 present

President of IEEE Photonics Society UCF Student Chapter

09/2015 present

Board Member of CAOS Student Organization @ CREOL, UCF

09/2014– 09/2015

Webmaster of IEEE Photonics Society UCF Student Chapter

 

Journal Publications:

1.           J. He, H. Chen, J. Chen, Y. Wang, S. T. Wu, and Y. Dong, “Hybrid downconverters with green perovskite-polymer composite films for wide color gamut displays,” Opt. Express 25, 12915-12925 (2017).

2.           (Frontline technology) Y. Dong, H. Chen, J. He, and S. T. Wu, “Emerging solution-processable luminescent nanomaterials in hybrid structures offer new solutions for displays and lighting,Information Display 2, 6-9 (March/April 2017).

3.          H. Chen, R. Zhu, J. He, W. Duan, W. Hu, Y.Q. Lu, M. C. Li, S. L. Lee, Y. Dong, and S. T. Wu, “Going beyond the limit of an LCD’s color gamut,” (Nature) Light: Science and Applications 6, e17043 (2017).

4.          (Invited paper) H. Chen, J. He, and S. T. Wu, “Recent advances in quantum-dot-enhanced liquid crystal displays,” IEEE. J. Selected Topics in Quantum Electronics, 23(5), 1900611 (2017).

5.         (Outstanding Student Paper of the year 2017)H. Chen, J. He, R. Lanzafame, I. Stadler, H. El Hamidi, H. Liu, J. Celli, M. R. Hamblin, Y. Huang, E. Oakley, G. Shafirstein, H. K. Chung, S. T. Wu, and Y. Dong, “Quantum dot light emitting devices for photomedical applications,” J. SID 25(5), 177-184 (2017).

6.         (Co-first author) Y. Wang, J. He, H. Chen, J. Chen, R. Zhu, P. Ma, A. Towers, Y. Lin, A. J. Gesquiere, S. T. Wu, and Y. Dong, “Ultrastable, Highly Luminescent Organic–Inorganic Perovskite–Polymer Composite Films,” Adv. Mater. 28(48), 10710-10717 (2016).

7.          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).

8.         T. Yan, J. He, W. Yang, K. Rajabi, W. Chen, J. Wu, X. Kang, G. Zhang, and X. Hu: “Optical Properties of a Novel Parabolic Quantum Well Structure in InGaN/GaN Light Emitters,” Phys. Status Solidi A 212, No. 5, 925-929 (2015).

9.         J. He, X. Hu: “Carrier Trapping Induced Abnormal Temperature Dependent Photoluminescence Properties of Novel Sandwiched Structure InGaN Quantum Wells,” Phys. Status Solidi C 11, No. 3–4, 706–709 (2014)

10.     W. Yang, D. Li, J. He, C. Wang and X. Hu: “Temperature-Dependent AC Current-Voltage-Capacitance Characteristics of GaN-Based Light-Emitting Diodes Under High Forward Bias,” Phys. Status Solidi C 11, No. 3-4, 714-717 (2014)

11.      W. Yang, D. Li, J. He and X. Hu: “Advantage of Tapered and Graded AlGaN Electron Blocking Layer in InGaN-Based Blue Laser Diodes,” Phys. Status Solidi C 10, No. 3, 346–349 (2013)

Conference Presentations:

1.            (Student Poster WinnerJ. He, C. Zhang, E. Calkins, Y. Wang, H. Chen, S. T. Wu, and Y. Dong: “Stable, Cost-Effective Perovskite-Polymer Composites as Tunable Downconverters for Tailored Lighting” 2018 DOE SSL R&D Workshop Student Poster Competition Winner, January 2018

2.            (Best Paper AwardJ. He, H. Chen, S. T. Wu, and Y. Dong: “Luminescent Perovskite-Polymer Composite Films for Display,” International Display Workshops, December 2017

3.           J. He, H. Chen, S. T. Wu, and Y. Dong: “Wide-Color-Gamut Display Based on Ultrastable Perovskite-Polymer Films and Red QDs/Phosphors,” Society for Information Display’s Display Week 2017 Oral Presentation, May 2017

4.         (Distinguished student paperH. Chen, J. He, R. Lanzafame, I. Stadler, H. El Hamidi, H. Liu, J. Celli, M. R. Hamblin, Y. Huang, E. Oakley, G. Shafirstein, H. K. Chung, S. T. Wu, and Y. Dong: “Quantum-Dot LEDs (QLEDs) for Photomedical Applications,” Society for Information Display’s Display Week 2017 Distinguished Paper & Oral Presentation, May 2016

5.         (Distinguished student paperJ. He, H. Chen, S. T. Wu, and Y. Dong: “Integrated Sensing Platform Based on Quantum Dot LEDs,” Society for Information Display’s Display Week 2016 Distinguished Paper & Oral Presentation, May 2016

6.         H. Chen, J. He, J. Chen, S. T. Wu and Y. Dong: “High Efficacy, High Color Quality Hybrid White OLEDs Incorporating Red Quantum Dots with Narrow Emission Bands,” Society for Information Display’s Display Week 2016 Oral Presentation, May 2016

 

 

Useful Links:

Prof. S. T. Wu’s Homepage, Prof. Y. Dong’s Homepage, IEEE Photonics Society UCF Student Branch, CREOL

Problems regarding this website should be directed to Juan He.