N-polar GaN epitaxy and high electron mobility transistors

MH Wong, S Keller, SD Nidhi… - Semiconductor …, 2013 - iopscience.iop.org
This paper reviews the progress of N-polar ($000\mathop 1\limits^\_ $) GaN high frequency
electronics that aims at addressing the device scaling challenges faced by GaN high …

An epitaxial ferroelectric ScAlN/GaN heterostructure memory

D Wang, P Wang, S Mondal, S Mohanty… - Advanced Electronic …, 2022 - Wiley Online Library
Electrically switchable bistable conductance that occurs in ferroelectric materials has
attracted growing interest due to its promising applications in data storage and in‐memory …

Ferroelectric nitride heterostructures on CMOS compatible molybdenum for synaptic memristors

P Wang, D Wang, S Mondal, M Hu, Y Wu… - ACS Applied Materials …, 2023 - ACS Publications
Achieving ferroelectricity in III-nitride (III-N) semiconductors by alloying with rare-earth
elements, eg, scandium, has presented a pivotal step toward next-generation electronic …

Presence and origin of interface charges at atomic-layer deposited Al2O3/III-nitride heterojunctions

S Ganguly, J Verma, G Li, T Zimmermann… - Applied physics …, 2011 - pubs.aip.org
Unlike silicon and traditional III-V semiconductors, the III-nitrides exhibit high spontaneous
and piezoelectric polarization charges at epitaxial polar heterojunctions. In the process of …

Polarization-induced pn diodes in wide-band-gap nanowires with ultraviolet electroluminescence

SD Carnevale, TF Kent, PJ Phillips, MJ Mills… - Nano …, 2012 - ACS Publications
Almost all electronic devices utilize a pn junction formed by random doping of donor and
acceptor impurity atoms. We developed a fundamentally new type of pn junction not formed …

Polarization-engineered III-nitride heterojunction tunnel field-effect transistors

W Li, S Sharmin, H Ilatikhameneh… - IEEE Journal on …, 2015 - ieeexplore.ieee.org
The concept and simulated device characteristics of tunneling field-effect transistors (TFETs)
based on III-nitride heterojunctions are presented for the first time. Through polarization …

Recent progress on aluminum gallium nitride deep ultraviolet lasers by molecular beam epitaxy

Q Zhang, X Yin, S Zhao - physica status solidi (RRL)–Rapid …, 2021 - Wiley Online Library
Over the past decades, the aluminum gallium nitride (AlGaN) alloy system has received
wide interest for the development of semiconductor deep ultraviolet (DUV) lasers due to its …

III-nitride nanostructures for high efficiency micro-LEDs and ultraviolet optoelectronics

A Pandey, Z Mi - IEEE Journal of Quantum Electronics, 2022 - ieeexplore.ieee.org
Microscale visible light emitting diodes (LEDs), as well as LEDs and laser diodes operating
in the mid and deep ultraviolet (UV), have emerged as the frontier of semiconductor …

Graded strain-enhanced pyro-phototronic photodetector with a broad and plateau band

L Wang, H Xue, M Zhu, Y Gao, Z Wang - Nano Energy, 2022 - Elsevier
Self-powered broadband photodetectors (PDs) have important applications in the field of
communication, sensing, imaging and Internet of thing. However, it is a great challenge to …

High p-conductivity in AlGaN enabled by polarization field engineering

S Rathkanthiwar, P Reddy, B Moody… - Applied Physics …, 2023 - pubs.aip.org
High p-conductivity (0.7 Ω− 1 cm− 1) was achieved in high-Al content AlGaN via Mg doping
and compositional grading. A clear transition between the valence band and impurity band …