You are here: Home / UCL MBE group / Members

Group Members

Academic Staff

Huiyun Liu

Prof Huiyun Liu

Huiyun Liu received the PhD in Semiconductor Science from the Institute of Semiconductor, Chinese Academy of Sciences. After receiving his PhD, he joined the EPSRC National Centre for III-V Technologies at University of Sheffield in August 2001. He was responsible for the development of Molecular Beam Epitaxy growth of semiconductor materials for the UK academic and industrial research community. In 2007, he was awarded Royal Society University Research Fellow and started his academic career in the Department of Electronic and Electrical Engineering at UCL, where he is currently a Professor of Semiconductor Photonics. He has co-authored over 300 papers in the area of semiconductor materials and devices. His general interest concentrates on the nanometre-scale engineering of low-dimensional semiconductor structures (such as quantum dots, quantum wires, and quantum wells) by using molecular beam epitaxy and the development of novel optoelectronic devices including lasers, detectors, and modulators by developing novel device process techniques.

Jiang Wu

Dr Jiang Wu

Jiang Wu obtained the BS degree from the University of Electronic Science and Technology of China. He obtained the MSc and PhD degrees in Electrical Engineering from the University of Arkansas (US), in 2008 and 2011, respectively. In 2012, he joined the Photonics group as a Research Associate on Molecular Beam Epitaxy of III-V compound semiconductors and optoelectronic devices. From Oct. 2015, he was appointed as Lecturer in the Department of Electronic and Electrical Engineering at UCL.

 

 

Research Fellow

Dr Siming Chen

Siming Chen has received the PhD in Electrical Engineering from the University of Sheffield in 2014. In 2013, he joined the Department of Electronic and Electrical Engineering at University College London, UK, where he is now a Research Associate. He has been working on III-Vs and Si based quantum dot optoelectronics devices, and silicon photonics.

 

Pamela Jurczak

Pamela Jurczak received the M.Eng degree in Electronic and Electrical Engineering with Nanotechnology from University College London in 2014. She is currently working towards the Ph.D degree in the Molecular Beam Epitaxy research group at UCL. Her research interest include III-V and group IV MBE materials growth for thermophotovoltaic cells and nanowires.

Dr. Mingchu Tang

Mingchu obtained the BEng degree of Electronic and Electrical Engineering from the University of Sussex in 2011, U.K. He obtained the MSc degree in Nanotechnology from the University College London, in 2012, In Oct 2012, he joined the Photonics group as a PhD student and graduated as a PhD on Molecular Beam Epitaxy of III-V compound semiconductors and optoelectronic devices in 2016. His interests include III-V quantum dot optoelectronic devices monolithically grown on group III-V and IV platform.

 

Dr. João Valente

João Pedro Mire Dores Pulido Valente received his PhD degree, in 2016, from the Optoelectronics Research Center at the University of Southampton. During his PhD project he developed nanomechanically reconfigurable metamaterials that can be rearranged by application of electric or magnetic triggers. The success of this work was enabled by very advanced nanofabrication skills, namely focused ion beam milling in combination with different metal deposition, etching and optical characterization techniques. Prior to his PhD, João did his MSc degree, in 2010, from University of Aveiro and Technical University of Hamburg Harburg with the aim of an European Masters in Material Science. His graduate studies were conducted at New University of Lisbon and his final thesis - "Transparent Conductive Metal Oxides for Microelectronics" - was done in collaboration with Renato Archer Research Center in Campinas, Brazil. João’s most striking qualities are a very high level of initiative, creativity, multidisciplinarity and excellent nanofabrication skills. He co-authored several high profile publications in fields ranging from material science, optoelectronic devices and metamaterials. His interests concentrate on the development of nanofabrication tools and concepts that could enable optoelectronic, photonic and plasmonic devices for real world applications.

Dr Xuezhe Yu

Xuezhe Yu Obtained the BS degree from the Peking University, China and then the PhD in Institute of Semiconductor, Chinese Academy of Sciences in 2013. After that, he was in Eindhoven University of Technology, Netherlands as a research associate on quantum dots growth. In Jan 2017,He joined the Photonics group at University College London, UK as a postdoc. His research interests include Molecular beam epitaxy growth of self-assembled III-V nanostructures with applications in optoelectronic devices.

 

Yunyan

Dr Yunyan Zhang

Dr Yunyan Zhang got his PhD degree from UCL within three years. He is now a research associate in UCL and focus on nanowire growth and device fabrication. High-quality nanowires, such as GaAs, GaAsP, GaAsSb, InAs, InAsP, have been achieved and the results have been published in more than six Nano Letters. During 2011- 2012, he was an RA in HKUST and focused on MOCVD growth for nitride devices, such as LED and HEMT. In 2008 and 2011, he got his B.S. and M.S. degree from SCNU, respectively. During the study, he published 10 SCI first-author papers in some journals such as APL, EDL, OE, JAP, and JQE. He also has more than 10 co-author papers, 1 conference paper, 1 Patent. He participated as one of the Principal authors in the LED industry patent trend analysis report of 2009 version and 2010 version. He participated as a principal member in more than 5 big projects with research funding more than 20,000 pounds.

 

PhD Student

Dongyound Kim

Dongyoung Kim was born in Daegu, Republic of Korea. He received the M.Eng. degree in electronic and electrical engineering from University College London, in 2013. He then joined the Molecular Beam Epitaxy Research Group at University College London, and is currently working towards the Ph.D. degree. His current research focuses on the III-V quantum dot solar cells and nanowires.

Mengya Liao

Mengya Liao received the BEng degree with the First-Class Hons. in Electronic and Electrical Engineering from University College London (UCL), London, UK, in 2015. From Sep. 2015, she joined the Photonics group at UCL as a PhD student. Her current research interests in optoelectronic device fabrication and Molecular Beam Epitaxy of III-V compound semiconductors.

Hao Xu

Hao Xu received the M.S. degree in integrated circuit engineering from the Shanghai institute of microsystem and information technology, Chinese academy of sciences, in 2015. He is currently working towards the Ph.D. degree in the molecular beam epitaxy research group. His research interests include the MBE growth and characterisation of two-dimensional group-IV films, Raman spectroscopy, etc.

Claudia Gonzalez-Burguete

Claudia Gonzalez-Burguete received the MSc degree in Microelectronics Systems and Telecommunications Engineering from University of Liverpool and BEng (Hons) degree in Electronics and Communications Engineering from Universidad Iberoamericana in Mexico City, Mexico. Her current research focuses on 3rd generation Infrared photodetectors with special interest on type 2 superlattice.

Daqian Guo

Daqian Guo received his Bachelor degree in Materials Science and Engineering at Swansea University. He joined the Molecular Beam Epitaxy Group at UCL as a research student. His current research interests in infrared photodetectors and Molecular Beam Epitaxy growth of III-V Semiconductors.

Shun Chan

Shun Chan received the MEng degree in Electronic and Electrical Engineering with First-Class Hons at UCL in 2016. He has joined the MBE group from Oct 2016 as a research student and is currently working towards the Ph.D. His research field focuses on group III-V quantum dot intermediate band solar cells.

Mahdi Alqahtani

He holds a Bachelor’s degree in physics from King Saud University and obtianed his MSc from University of Missouri - Kansas City (department of Physics), US in 2008 and 2013, respectively. In 2014, He worked on Bulk GaN by Na-flux method at KACST in Collaboration with SSLEC Group, University of California, Santa Barbara and King Abdullah University of Science & Technology (KAUST) and then joined the Molecular Beam Epitaxy Research Group at UCL- Department of Electronic and Electrical Engineering. Mahdi's research is focused on Self-catalyst III-V Nanowire and MBE growth..

Zizhuo Liu

Zizhuo Liu received his MSC degree in Semiconductor Photonics and Electronics at University of Sheffield. He has joined the MBE group from January 2017 as a research student and is currently working towards the PHD. His current research focuses on laser devices fabrication and Molecular Beam Epitaxy of III-V compound semiconductors.

Ying Lu

Ying Lu received her Bachelor degree in Optical Information Science and Technology at Wuhan University of Technology, in 2015. She received the MSc degree in Wireless and Optical Communication with the First-Class Hons at University College London, in 2016. From Jul. 2017, she joined the Photonics group at UCL as a PhD student. Her research field focuses on 1.3um InAs/GaAs QD Laser.

Fan Cui

He received his Bachelor's degree in Materials Science and Engineering from Central South University in 2013 and Master's degree in Advanced Engineering Material from University of Manchester. He joined the Photonics group in 2017 as a PhD student. His current research focuses on MBE growth of GeSn and Ge photodetectors.

Shujie Pan

Shujie Pan obtained the BEng degree with the First-Class Hons. in the department of Electronic and Electrical Engineering, University College London (UCL), in 2017. From the Sep. 2017, she joined the Photonics group at UCL as a PhD student. Her current research focus on the fabrication of III-Vs and Si based quantum dots optoelectronics devices.

Xiao Li

Xiao Li received her Bachelor degree in Communication Engineering in 2014 and Master degree in Electromagnetic Field and Microwave Technology in 2017, both from Shandong University. From Sep. 2017, she joined the Photonics group at UCL as a PhD student. Her current research focuses on 2-D material on photodetector.

Keshuang Li

Keshuang Li received his bachelor degree in Wuhan University in China on optical communication science and technology in 2015. He obtained MSc semiconductor photonics and electronics in the University of Sheffield with Distinction in 2016. After that he went to University of Tokyo in Japan for one year as an international research student in the Department of Electrical Engineering and Information System. He joined MBE group as PhD student in Oct 2017 and he is currently working on III-V quantum dots laser growth

Juejie Yang

Junjie Yang received the M.S. degree in Communication and Signal Processing from Imperial College London in 2017. He is currently working towards the Ph.D. degree in molecular beam epitaxy growth group. His research focuses on the growth of group IV material.

Kai Shen

Kai Shen received his MEng degree in Electronic and Electrical Engineering from the University College London in 2017. From September 2017, he joined the molecular beam epitaxy research group as a research student and currently is working towards the PhD degree in UCL, UK. His reseach mainly focuses on Perovskite Quantum Dot Infrared Photodetectors.

Haotian Zeng

Haotian Zeng received the MEng degree in Electronic and Electrical Engineering at UCL in 2017. He has joined the MBE group from Oct 2017 as a research student and is currently working towards the Ph.D. His research field focuses on Molecular beam epitaxy growth of self-assembled III-V nanowire structures also related applications in optoelectronic devices.

 

Lab Manager

Kevin Lee

Kevin has been working at UCL for many years and most of my time has been spent as research technician for the Electrical and Electronic Engineering department's clean rooms.

 

Research Visitors

Prof. Jun Wang

Jun Wang received the M.S. degree in optics from Huazhong University of Science and Technology in 2003, and the Ph.D. degree in microelectronics and solid state electronics from Institute of Semiconductors, Chinese Academy of Sciences (CAS) in 2006. After receiving his PhD, he joined the National Engineering Research Center for Optoelectronic Devices, Institute of Semiconductors, CAS. In 2012, he joined the State Key Laboratory of Information Photonics and Optical Communications, and Institute of Information Photonics and Optical Communications, where he is now an Associate Professor. His current research interests include the nano-scale engineering of low-dimensional semiconductor structures (such as quantum dots and quantum wells) by using metalorganic chemical vapor deposition, and the development of novel optoelectronic devices including lasers on silicon. Currently, he is an academic visitor in the Department of Electronic and Electrical Engineering at University College London from Feb. 2017 to Feb. 2018.

Prof. Yiming Bai

Yiming Bai obtained the PhD in Material Physics & Chemistry from the Institute of Semiconductor, Chinese Academy of Sciences (CAS) in 2007. After receiving her PhD, she joined the Key Laboratory of Semiconductor materials and focused on solar energy materials and solar cells at Institute of Semiconductor, CAS. In Nov. 2009, he joined the Renewable Energy School, North China Electric Power University (NCEPU), where she is now an Associate Professor. Her interests concentrate on nanomaterials and their application in photo-electronic devices. Currently, she is an academic visitor in the Department of Electronic and Electrical Engineering at University College London from Dec. 2016 to Dec. 2017.

 

Previous members                                                                                                        

Arthur Onno

Arthur joined Professor Huiyun Liu’s team in March 2014 to work on MBE growth of III-V on silicon multijunction solar cells. His PhD is sponsored by French oil & gas major company Total. Before that, Arthur worked for 2 years for Total New Energies, a subsidiary of Total, in Paris and in the San Francisco Bay Area. There he worked as an analyst on technological and scientific prospective intelligence, detecting and establishing first contact with emerging technology leaders among the academic and entrepreneur communities of the Silicon Valley. Arthur previously graduated with a Master of Engineering from the ENSTA ParisTech and a Master of Science from the Ecole Polytechnique, both schools based in Paris, France. At UCL, Arthur has been awarded the Cullen Prize 2015 for best student poster at the Barlow Memorial Lecture. As of November 2015, Arthur has 2 co-authored publications in peer-reviewed journals (1 as first author) and 4 presentations in conferences (2 international, 2 national).

Dr. Peter Carrington

Dr. Peter Carrington had been appointed as lecturer from 2013 to 2015

Dr Sabina Hatch

Sabina Hatch received her Ph.D. from Queen Mary University of London in May 2013 specialising in low-temperature growth of ZnO nanostructures, defect characterisation, and the fabrication of nanostructured optoelectronic devices using both inorganic and organic semiconductors. She joined Prof. Huiyun Liu as a Research Associate in July 2013 and her research focus is the fabrication of hybrid (inorganic/organic) and purely inorganic optoelectronic devices using low-dimensional structures (i.e. quantum well, quantum dots, quantum nanowires). Her publication record includes a first-author contribution to Advanced Materials on self-powered UV photodetectors, and a number of other journal publications on materials processing and device fabrication.

Qi

Dr Qi Jiang

Qi Jiang received the B.Sc degree in Electronics from University of Sheffield, UK, in 2004. He then completed M.Sc in a joint venture between University of Sheffield and University of Leeds in 2005. He started his Ph.D. in the topic of quantum dot laser and superluminescent diode in 2008 in Department of Electronic and Electrical Engineering after he worked for Department of Physics in University of Sheffield. He is currently a research assiocate in University College London where he is working the integration of Group IV and III-V Photonics.

Dr Mu Wang

Dr. Mu Wang joined the group in Jan 2017. He received his B. Sc degree from the Department of Physics, University of Science and Technology of China in 2007 and Ph. D degree from the School of Physics and Astronomy, University of Nottingham in 2012. He worked as post-doc research associate for University of Nottingham from 2012 to 2014, and London centre for Nanotechnology, UCL/ University of Cambridge from 2014 to 2016. His research areas before join the group were MBE/Sputtering growth, clean room fabrications and structure, magnetic, electric, optical characterisations of ferromagnetic semiconductors and ferromagnetic/anti-ferromagnetic metals for Spintronics devices. His current research topic is fabrication and testing of III-V semiconductors quantum dot devices for solar cell.

Phu Lam

Phu Lam joined the photonics division at UCL in 2012, sponsored by Dstl. His Ph.D. work focuses on quantum dot solar cell engineering, which includes epitaxial growth of III-V quantum dot materials, full-cycle device processing, electrical and optical characterisation.

Dr.Andrew Lee

Dr. Andrew Lee did his PhD in UCL from 2012 to 2015

Dr. Frank Tutu

Dr. Frank Tutu did his PhD in UCL from 2011 to 2015

Dr. Ting Wang

Dr. Ting Wang did his PhD in UCL from 2008 to 2012