Perovskite semiconductors for ionizing radiation detection

H Hu, G Niu, Z Zheng, L Xu, L Liu, J Tang - EcoMat, 2022 - Wiley Online Library
The detection of ionizing radiation such as X‐ray, γ‐ray, α‐particle, and neutrons has been
widely required in medical and industrial areas. Perovskite semiconductor detectors are …

Self-biased Mo/n-4H-SiC Schottky barriers as high-performance ultraviolet photodetectors

SK Chaudhuri, R Nag… - IEEE Electron Device …, 2023 - ieeexplore.ieee.org
We report a high photocurrent-to-dark current ratio (PDCR) of observed in Mo/4H-SiC
Schottky barrier diodes (SBDs) in self-biased mode when exposed to a 1.5 mW ultraviolet …

Enhancement of radiation detection performance with reduction of EH6/7 deep levels in n-type 4H–SiC through thermal oxidation

OF Karadavut, SK Chaudhuri, JW Klep**er… - Applied Physics …, 2022 - pubs.aip.org
We report the effect of EH 6/7 electron trap centers alone on the performance of high-
resolution radiation detectors fabricated on n-type 4H–SiC epitaxial layers. A Schottky …

Effect of temperature on growth of epitaxial layer on semi-insulating 4H-SiC substrate

S Zhao, J Chen, S Yang, G Yan, Z Shen, W Zhao… - Journal of Crystal …, 2023 - Elsevier
Abstract 4H-SiC has excellent physical and chemical properties such as wide band gap and
high electron mobility and can be used in microwave and radio frequency devices. Epitaxial …

Coexistence of space charge limited and variable range hop** conduction mechanism in sputter-deposited Au/SiC metal–semiconductor–metal device

A Arora, S Mourya, N Singh, S Kumar… - … on Electron Devices, 2023 - ieeexplore.ieee.org
Despite being the cornerstone of high-temperature and high-power applications, the
fabrication of silicon carbide (SiC) thin films has been a major challenge among research …

Enhanced Hole Transport in Ni/Y₂O₃/n-4H-SiC MOS for Self-Biased Radiation Detection

SK Chaudhuri, OF Karadavut… - IEEE Electron …, 2022 - ieeexplore.ieee.org
We report the fabrication of novel self-biased high resolution radiation detectors achieved in
n-type 4H-SiC metal-oxide-semiconductor (MOS) devices. Vertical MOS structure has been …

Investigation of internal electric fields in graphene/6H-SiC under illumination by the Pockels effect

V Dědič, J Sanitrák, T Fridrišek, M Rejhon… - Optics …, 2023 - opg.optica.org
In this paper, we introduce a method for map** profiles of internal electric fields in
birefringent crystals based on the electro-optic Pockels effect and measuring phase …

Self-biased (p+)Diamond/(n)4H-SiC vertical Schottky diodes for UV detection

KC Mandal, SK Chaudhuri… - IEEE Electron Device …, 2024 - ieeexplore.ieee.org
We present a groundbreaking advancement in ultraviolet (UV) radiation detection
technology through the fabrication of a novel (p+) BDD/(n) 4H-SiC heterojunction Schottky …

Metal Halide Perovskite Solar Modules: The Challenge of Upscaling and Commercializing This Technology

AM Montgomery, NY Doumon, C Torrence… - Metal-Halide Perovskite …, 2023 - Springer
Metal halide perovskite solar cells (PSCs) and modules offer promise as an ultralow-cost,
high-performing renewable energy source due to their high-power conversion efficiency …

Fabrication and characterization of high-resolution 4H-SiC epitaxial radiation detectors for challenging reactor dosimetry environments

KC Mandal, SK Chaudhuri… - EPJ Web of …, 2023 - epj-conferences.org
Reactor dosimetry environments require radiation detectors that are capable of operating at
high temperatures in extremely high neutron and gamma-ray dose rates. Silicon carbide …