Optoelectronic Device Group

Prof. Andreas Beling received the Dipl.-Phys. degree (M.S.) in physics from the University of Bonn, Germany, in 2000 and the Dr.-Ing. degree (Ph.D.) in electrical engineering from Technical University Berlin, Germany, in 2006. He was a staff scientist in the photonics division at the Heinrich-Hertz-Institut in Berlin in 2001-2006, a Research Associate in the Department of Electrical and Computer Engineering at the University of Virginia in 2006-2008, and has two years of industry experience as a project manager working on optoelectronic receivers for high-speed fiber optic communication systems. He became Assistant Professor in the ECE Department at UVa in 2013.  
Prof. Beling has authored or co-authored more than 130 technical papers, two book chapters, and four patents. He has served on the technical program committees of the Optical Fiber Communication (OFC) Conference (2010−2012), the International Conference on Indium Phosphide and Related Materials (2014), the Microwave Photonics Conference (2015, 2016), and the Integrated Photonics Research (IPR) conference (2016). He was a Technical Program Subcommittee Chair for Subcommittee 8 (Optoelectronic Devices) at OFC in 2013. Dr. Beling is a member of OSA and a senior member of IEEE. Since 2014 he is an Associate Editor of the IEEE/OSA Journal of Lightwave Technology.

Keye Sun received the B.S. degree in physics from Shanghai Jiao Tong University, China, in 2007 and the Ph.D. degree in Electrical and Computer Engineering from University of Virginia, USA, in 2015. His Ph.D thesis was on laser-based manufacturing of Si solar cells and novel Ge photodiodes. He is currently working as a Research Scientist in the ECE department at University of Virginia under Prof. Andreas Beling and Prof. Steven Bowers. 
His research interests include high-power and high-speed photodiodes, wireless photonic transmitters, high-frequency antennas, microwave electronics, solar cells, Ge devices and high-power laser-based material processing. 



 

Zhanyu Yang was born in Anhui Province, China, in 1989, and received the B.S. degree in physics from Beijing Capital Normal University (CNU) in 2010. In 2013, he received the M.S. degree from State Key Laboratory of Information Photonics and Optical Communications, Beijing University of Posts and Telecommunications (BUPT), China. 
He is currently working toward his Ph.D degree in Electrical and Computer Engineering at University of Virginia. His research interest focus on  high power photodiodes and their applications in analog links.



 

Ye Wang has been a Ph.D. student in the ECE department at U.Va. since 2014. He received his B.E. in Optoelelctronic Information Engineering from Huazhong University of Science and Technology (HUST), 2014. Ye’s research interests focus on design, fabrication and characterization of high power photodiodes. Email Ye at yw7yv[at]virginia dot edu.
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Xiaojun Xie received his B.S. in optical information science and technology from University of Electronic Science and Technology of China (UESTC), China, in 2010, and M.S. in electromagnetic field and microwave technology from Beijing University of Posts and Telecommunications (BUPT), China, in 2013. He is currently pursing Ph.D in electrical engineering at University of Virginia (advisor: Prof. Joe C. Campbell, co-advisor: Prof. Andreas Beling).  
His research interests lie in the design, fabrication and characterization of high power and high linearity photodiodes as well as the high-performance photodiodes application in analog photonic links and pulsed RF signal generation. He also focuses on InP photodiode integration on silicon photonic-electronic platform. 
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Qinglong Li was born in Tianjin, China in 1985. He received his bachelor degree at Nankai University in Tianjin in 2008. Later, he worked in the Semiconductor manufacturing industry in China for 1.5 years. After which, he continued his graduate study and received his Master of Science degree at Rochester Institute of Technology, NY, in 2013. 
He is currently pursuing his Ph.D. degree in EE at University of Virginia in Charlottesville, VA, with his research interests focusing on high-power and high-speed photodetectors for optical communication applications (advisor: Prof. Joe C. Campbell, co-advisor: Prof. Andreas Beling). 
 

Heather Dunlap, from Northern Virginia, has been a M.Sc. student in the ECE department at U.Va. since Spring 2015. She recently received her B.S. degree in Physics from the Univerisity of Richmond in May 2014. Heather's research interests lie in the design, fabrication and characterization of photonic devices and thier application in fiber optic communication systems.
Bassem Tossoun received his B.S. degree in Computer Engineering and M.S. degree in Electrical Engineering from Cal Poly San Luis Obispo in 2014. His master’s thesis research was a collaboration with Professor John Bowers at UC Santa Barbara involving the improved peak power of a hybrid silicon mode-locked laser using impedance matching. Afterwards, he worked with Coriant Advanced Technology Group as a Senior Photonics Engineer working on silicon photonic integrated circuit design and testing. He is currently pursuing his Ph.D. in Electrical Engineering at the University of Virginia with his research interests including silicon photonics and the design, fabrication, and characterization of optoelectronic devices.
Qianhuan Yu received his B.S. degree at Huazhong University of Science and Technology in 2012 and received his M.S. degree at Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Science in 2015.  
He is pursuing his Ph.D. in EE at University of Virginia. His research interests mainly focus on high power and high speed photodiodes.
 

Jesse Morgan, from Richmond, Virginia, is finishing his bachelor's of science in electrical engineering from UVA. His primary engineering focus is power- generation and transmission, at the RF, photonics, and electric grid levels. During the Spring 2016 semester he was part of an undergraduate team that successfully fabricated and characterized MUTC-4 photodetectors. This led into his summer role, working for the research group in support of group projects.
Nicolas Raduazo, from Worcester, Massachusetts is working on his B.S. degree in Electrical Engineering and is planning to graduate from the University of Virginia in 2017. Nick’s experience outside the ECE curriculum include numerous PCB design projects and prototyping. His research interests focus on PCB design and product-orientated engineering. The summer of 2016, he will be working under Professor Bowers and Professor Beling to design a PCB for an optoelectronic receiver for developing communication systems.