Fabrication of GaN nano-towers based self-powered UV photodetector

L Goswami, N Aggarwal, P Vashishtha, SK Jain… - Scientific Reports, 2021 - nature.com
The fabrication of unique taper-ended GaN-Nanotowers structure based highly efficient
ultraviolet photodetector is demonstrated. Hexagonally stacked, single crystalline GaN …

GaN nanotowers grown on Si (111) and functionalized with Au nanoparticles and ZnO nanorods for highly responsive UV photodetectors

L Goswami, N Aggarwal, M Singh… - ACS Applied Nano …, 2020 - ACS Publications
Vertically aligned GaN nanotowers (NTs) were grown on the Si (111) substrate by plasma-
assisted molecular beam epitaxy to design a highly responsive ultraviolet (UV) …

Au-nanoplasmonics-mediated surface plasmon-enhanced GaN nanostructured UV photodetectors

L Goswami, N Aggarwal, S Krishna, M Singh… - ACS …, 2020 - ACS Publications
The nanoplasmonic impact of chemically synthesized Au nanoparticles (Au NPs) on the
performance of GaN nanostructure-based ultraviolet (UV) photodetectors is analyzed. The …

Enhanced photoresponse performance in GaN based symmetric type MSM ultraviolet-A and MIS ultraviolet-A to C photodetectors

NKR Nallabala, VRM Reddy, VR Singh… - Sensors and Actuators A …, 2022 - Elsevier
To realize an improved sustainable future, additional developments in the energy
consumption is a prerequisite important aspect for the operation of any electronic device …

Ultra-thin GaN nanostructures based self-powered ultraviolet photodetector via non-homogeneous Au-GaN interfaces

L Goswami, R Pandey, G Gupta - Optical Materials, 2020 - Elsevier
We report the fabrication of ultra-thin GaN (0002) nanostructures based self-powered
ultraviolet photodetector on Si (111) substrate. Non-homogeneous GaN nano-islands were …

Enhanced self-driven ultraviolet photodetection performance of high-k Ta2O5/GaN heterostructure

NKR Nallabala, SS Kushvaha, S Sangaraju… - Materials Science in …, 2024 - Elsevier
Recently, high-k dielectric oxide-based MIS type ultraviolet (UV) photodetectors (PDs) have
engrossed the researchers in the area of optoelectronics owing to their superior properties …

High-performance self-powered UV-Vis-NIR photodetectors based on horizontally aligned GaN microwire array/Si heterojunctions

W Song, X Wang, H Chen, D Guo, M Qi… - Journal of Materials …, 2017 - pubs.rsc.org
Considering their reduced size and weight, low cost and portability, self-powered
photodetectors that can be functioned independently of an external power supply are …

Self-powered ultraviolet MSM photodetectors with high responsivity enabled by a lateral n+/n homojunction from opposite polarity domains

C Guo, W Guo, Y Dai, H Xu, L Chen, D Wang, X Peng… - Optics Letters, 2021 - opg.optica.org
We report a GaN-based self-powered metal–semiconductor–metal (MSM)-type ultraviolet
(UV) photodetector (PD) by employing a “lateral polarity structure (LPS)” grown on the …

Synthesis of silicon nanowire and crystalline carbon quantum dots heterostructure and study of photo response and photoluminescence property

S Sarkar, U Ray, D Roy, D Banerjee… - Materials Letters, 2021 - Elsevier
Silicon nanowire based heterostrucure or nanocomposites becomes intrigued in next
generation energy conversion devices. Herein, we have prepared n type silicon nanowires …

Epitaxial growth of GaN nanostructure by PA-MBE for UV detection application

L Goswami, R Pandey, G Gupta - Applied Surface Science, 2018 - Elsevier
We report the growth of lower aspect ratio, nano-island shaped, lower stress and strain
facilitated gallium nitride nanostructures (GaN-NS) on Si (111) substrate via plasma assisted …