III-nitride nanostructures: Emerging applications for Micro-LEDs, ultraviolet photonics, quantum optoelectronics, and artificial photosynthesis

Y Wu, X Liu, A Pandey, P Zhou, WJ Dong… - Progress in Quantum …, 2022 - Elsevier
In this review article, we discuss the molecular beam epitaxy and basic structural, electronic,
optical, excitonic, chemical and catalytic properties of III-nitride nanostructures, including …

Dawn of nitride ferroelectric semiconductors: from materials to devices

P Wang, D Wang, S Mondal, M Hu… - Semiconductor Science …, 2023 - iopscience.iop.org
III-nitride semiconductors are promising optoelectronic and electronic materials and have
been extensively investigated in the past decades. New functionalities, such as …

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 …

InGaN micro-light-emitting diodes monolithically grown on Si: achieving ultra-stable operation through polarization and strain engineering

Y Wu, Y **ao, I Navid, K Sun, Y Malhotra… - Light: Science & …, 2022 - nature.com
Micro or submicron scale light-emitting diodes (µLEDs) have been extensively studied
recently as the next-generation display technology. It is desired that µLEDs exhibit high …

N-polar InGaN nanowires: breaking the efficiency bottleneck of nano and micro LEDs

X Liu, Y Sun, Y Malhotra, A Pandey, P Wang… - Photonics …, 2022 - opg.optica.org
The efficiency of conventional quantum well light-emitting diodes (LEDs) decreases
drastically with reducing areal size. Here we show that such a critical size scaling issue of …

Highly responsive switchable broadband DUV‐NIR photodetector and tunable emitter enabled by uniform and vertically grown III–V nanowire on silicon substrate for …

H Yu, R Wang, MH Memon, Y Luo, S **ao, L Fu, H Sun - Small, 2024 - Wiley Online Library
Low‐dimensional semiconductor nanostructures, particularly in the form of nanowire
configurations with large surface‐to‐volume‐ratio, offer intriguing optoelectronic properties …

Achieving atomically ordered GaN/AlN quantum heterostructures: The role of surface polarity

Y Wu, P Zhou, Y **ao, K Sun… - Proceedings of the …, 2023 - National Acad Sciences
Interface engineering in heterostructures at the atomic scale has been a central research
focus of nanoscale and quantum material science. Despite its paramount importance, the …

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 …

[HTML][HTML] An AlGaN tunnel junction light emitting diode operating at 255 nm

A Pandey, J Gim, R Hovden, Z Mi - Applied Physics Letters, 2020 - pubs.aip.org
We report on the demonstration of high-performance tunnel junction deep ultraviolet (UV)
light-emitting diodes (LEDs) by using plasma-assisted molecular beam epitaxy. The device …

Scalable InGaN nanowire µ-LEDs: paving the way for next-generation display technology

V Veeramuthu, SU Kim, SW Lee… - National Science …, 2025 - academic.oup.com
Ever-increasing demand for efficient optoelectronic devices with a small-footprinted on-chip
light emitting diode has driven their expansion in self-emissive displays, from micro …