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As Ga GaAs zinc-blende
Purdue University · Microsoft Quantum
THE MANFRA GROUP
The Quantum Semiconductor Systems Group
Microsoft Quantum Purdue

Archive for category: Uncategorized

Comparative study of intersubband absorption in AlGaN/GaN and AlInN/GaN superlattices: Impact of material inhomogeneities

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Comparative study of intersubband absorption in AlGaN/GaN and AlInN/GaN superlattices: Impact of material inhomogeneities

Homogeneous AlGaN/GaN superlattices grown on free-standing (1 100) GaN substrates by plasma-assisted molecular beam epitaxy

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Homogeneous AlGaN/GaN superlattices grown on free-standing (1 100) GaN substrates by plasma-assisted molecular beam epitaxy

Growth and electrical characterization of Al0.24Ga0.76As/AlxGa1−xAs/Al0.24Ga0.76 As modulation-doped quantum wells with extremely low x

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Growth and electrical characterization of Al0.24Ga0.76As/AlxGa1−xAs/Al0.24Ga0.76 As modulation-doped quantum wells with extremely low x

Temperature-dependence of negative differential resistance in GaN/AlGaN resonant tunneling structures

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Temperature-dependence of negative differential resistance in GaN/AlGaN resonant tunneling structures

Evidence for effective mass reduction in GaAs/AlGaAs quantum wells

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Evidence for effective mass reduction in GaAs/AlGaAs quantum wells

Effects of forming gas anneal on ultrathin InGaAs nanowire metal-oxide semiconductor field-effect transistors

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Effects of forming gas anneal on ultrathin InGaAs nanowire metal-oxide semiconductor field-effect transistors

Physisorption of functionalized gold nanoparticles on AlGaN/GaN highelectron mobility transistors for sensing applications

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Physisorption of functionalized gold nanoparticles on AlGaN/GaN highelectron mobility transistors for sensing applications

Strong heavy-to-light hole intersubband absorption in the valence band of carbon-doped GaAs/AlAs superlattices

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2013-03-15 00:00:002025-11-17 13:52:31Strong heavy-to-light hole intersubband absorption in the valence band of carbon-doped GaAs/AlAs superlattices

Gallium nitride is biocompatible and non-toxic before and after functionalization with peptides

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2012-03-15 00:00:002025-11-17 13:52:32Gallium nitride is biocompatible and non-toxic before and after functionalization with peptides

Millimeter wave transmission spectroscopy of gated two-dimensional hole systems

https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg 0 0 admin https://manfragroup.org/wp-content/uploads/2026/06/manfra-logo.svg admin2012-03-15 00:00:002025-11-17 13:52:32Millimeter wave transmission spectroscopy of gated two-dimensional hole systems
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Scientific Director

Prof. Michael J. Manfra

Research

Engineering Heterostructures for High Fidelity Spin Qubits

Non-Abelian Phases in the Fractional Quantum Hall Regime

Novel Devices with Lattice-Matched ScAlN/GaN heterostructures

Probing integer and fractional quantum Hall states in electronic interferometers

Quantum Computing with Majorana Fermions in Hybrid Semiconductor/Superconductor Systems

Ultra-High Mobility 2DEGs and 2DHSs in GaAs Grown by Molecular Beam Epitaxy

Facilities

Gallium Arsenide MBE Lab

Semiconductor-Superconductor MBE Lab

Low Temperature Measurement Lab

Nanofabrication Lab

Gallium Nitride MBE Lab

Microsoft Quantum Lab

Dr. Alejandro Alcaraz Ramirez
Dr. Ahmad Azizimanesh
Calvin Freed
Dr. Geoff Gardner
Lindsay Murphy Garza
Dr. Sergei Gronin
Dr. Raymond Kallaher
Dr. Shuang Liang
Tyler Lindemann
Dr. Patrick Sohr
Dr. Alex Webster

Purdue Postdocs & Students

Othman Farooq Alrawi
Dr. Colin Avogadri
Kevin Barrow
David Bondar
Andrew Deng
Zurabi Gachechiladze
Rojila Ghimire
Wyatt Gibbons
Ramon Guerrero-Suarez
Sheng-Wen (Wendy) Huang
Dr. Rajendra Kumar
Dr. Kinga Lasek
Dr. Tanmay Maiti
Matthew Mann
Kyle Ohlin

Purdue University
Birck Nanotechnology Center
Room 1287B
1205 W State Street
West Lafayette, IN 47907-2057
765-496-7703

Purdue University
Department of Physics and Astronomy
Room 84
525 Northwestern Avenue
West Lafayette, IN 47907-2036
765-494-3016

Contact

Purdue University
Birck Nanotechnology Center
Room 1287B
1205 W State Street
West Lafayette, IN 47907-2057
765-496-7703

 
Purdue University
Department of Physics and Astronomy
Room 84
525 Northwestern Avenue
West Lafayette, IN 47907-2036
765-494-3016

Affiliates

Microsoft Quantum
Department of Physics & Astronomy
Birck Nanotechnology Center
Malis Group at Purdue

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