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ASU MBE Optoelectronics Group

News

Group Attends the North American Molecular Beam Epitaxy (NAMBE) Conference

Dr. Yong-Hang Zhang, Zheng Ju, Tyler McCarthy, and Allison McMinn attend the 36th North American Conference on Molecular Beam Epitaxy (NAMBE 2022). This international conference showcases recent scientific and technological developments in Molecular Beam Epitaxy research. Covering various topics from fundamental materials and device research, through technological applications, and into high-volume and low-cost production. Our group had the privilege of sharing our recent work through a talk presented by Zheng Ju on ” Structural and Optical Properties of CdSe Grown on InAs”, as well as a poster presented by Tyler on ” Molecular Beam Epitaxy Grown Group-IV Alloys: Ideal Candidate for Momentum(k)-Space Carrier Separation Photodetectors”

Group Attends International Conference on Molecular Beam Epitaxy

Dr. Yong-Hang Zhang, Tyler McCarthy, and Dr. Stephen Schaefer attended the International Conference on Molecular Beam Epitaxy (ICMBE 2022). This international conference provides a prominent international forum for reporting new developments in the areas of fundamental and applied molecular beam epitaxy research. Covering various topics from advances in the technique, synthesis of new materials, discovery of new physical properties, formation of novel heterostructures, and the development of innovative devices. Our group had the privilege of sharing our recent work through a talk presented by Tyler McCarthy on “α-Sn and Sn1-xGex Thin Films Grown on CdTe/InSb(100) Substrate”, as well as a talk presented by Dr. Stephen Schafer on “MBE growth of CdSe thin films on (100) and (111) oriented InAs substrates”

We Won an Energy Frontier Research Center (EFRC) Grant from the DOE!

Our group is part of a team led by Prof. Fisher Yu at the U. of Arkansas, which has won a prestigious EFRC award titled “Manipulation of Atomic Ordering for Manufacturing Semiconductors (μ-ATOMS)” with funding of over $10M from the DOE BES office. This year the DOE awarded $400 million to establish and continue 43 EFRCs. We are excited to work with outstanding researchers at George Washington University, Stanford, University of California Berkeley, Sandia National Labs, Dartmouth College, Rensselaer Polytechnic Institute, University of Arkansas Pine Bluff, and the University of Delaware. You can find more information about the EFRC grant here.

Allison McMinn attends the Hands-On Photovoltaic Experience hosted by NREL

The Hands-On Photovoltaic Experience (HOPE) is a week-long workshop designed to strengthen photovoltaic (PV) research at universities across the United States. HOPE allows graduate students to interact with scientists and engineers at the National Renewable Energy Laboratory (NREL) in order to expand their knowledge through several hands-on activities involving the design, testing, and measurement methods involved in solar cell research. The HOPE program allows students to learn a variety of PV-related characterization techniques, including time-resolved photoluminescence, X-ray and ultraviolet photoelectron spectroscopy, and scanning probe techniques.

 

Dr. Stephen Schaefer will join the National Renewable Energy Laboratory (NREL)

“I am grateful for my time spent in the ASU Molecular Beam Epitaxy group as it afforded me the opportunity to expand on my previous expertise, investigating novel growth strategies for MgCdTe and CdSe, among others. Under Dr. Zhang’s guidance, I participated in proposals and analysis of multicolor infrared photodetectors and second-order nonlinear susceptibility in quantum wells. The broad scope of my research activities in the ASU MBE group is a testament both to the energetic leadership of Dr. Zhang and to the dedication of the group’s graduate students. I look forward to carrying on the skills and knowledge developed in the ASU MBE group to National Renewable Energy Laboratory (NREL), where I will study the MBE growth of novel nitride/oxide semiconductors for wide-bandgap power electronics.”

– Dr. Stephen Schaefer

We wish Dr. Stephen Schaefer farewell as he goes on to join the National Renewable Energy Laboratory. The group would like to gratefully thank Stephen for his many contributions over the past year. We wish him continued success in his future scientific work with NREL.

Tyler McCarthy and Allison McMinn receive an Achievement Rewards for College Scientists (ARCS) Award

Allison w/ ARCS Donors

Tyler ARCS poster session

We are excited to announce that MBE Optoelectronics group Ph.D. students, Tyler McCarthy and Allison McMinn, have been chosen to receive a highly selective Achievement Rewards for College Scientists (ARCS) Award. This award provides financial support to academically exceptional doctoral students who exhibit the potential to make substantial contributions within their field of study. Congratulations Tyler and Allison!!