User profiles for "author:Abin Varghese"

Abin Varghese

- Verified email at kcl.ac.uk - Cited by 425

Abin Varghese

- Verified email at aiimsnagpur.edu.in - Cited by 350

[HTML][HTML] Decline in the mental health of nurses across the globe during COVID-19: A systematic review and meta-analysis

A Varghese, G George, SV Kondaguli… - Journal of global …, 2021 - ncbi.nlm.nih.gov
Background Nurses represent the major proportion of frontline health care professionals
delivering 24/7 services to patients with an increased vulnerability towards COVID-19 …

Prevalence and determinants of workplace violence among nurses in the South‐East Asian and Western Pacific Regions: a systematic review and meta‐analysis

A Varghese, J Joseph, VR Vijay… - Journal of clinical …, 2022 - Wiley Online Library
Background Workplace violence (WPV) includes verbal abuse, physical violence, bullying or
mobbing, assault and sexual harassment. The area has been well researched in the …

[HTML][HTML] Prevalence of internet addiction among college students in the Indian setting: a systematic review and meta-analysis

J Joseph, A Varghese, VR Vijay, M Dhandapani… - General …, 2021 - ncbi.nlm.nih.gov
Prevalence of internet addiction among college students in the Indian setting: a systematic
review and meta-analysis - PMC Back to Top Skip to main content NIH NLM Logo Access keys …

Near-Direct Bandgap WSe2/ReS2 Type-II pn Heterojunction for Enhanced Ultrafast Photodetection and High-Performance Photovoltaics

A Varghese, D Saha, K Thakar, V Jindal, S Ghosh… - Nano …, 2020 - ACS Publications
Pn heterojunctions comprising layered van der Waals (vdW) semiconductors have been
used to demonstrate current-rectifiers, photodetectors, and photovoltaic devices. However, a …

[HTML][HTML] Enhanced responsivity and detectivity of fast WSe2 phototransistor using electrostatically tunable in-plane lateral pn homojunction

S Ghosh, A Varghese, K Thakar, S Dhara… - Nature …, 2021 - nature.com
Layered transition metal dichalcogenides have shown tremendous potential for
photodetection due to their non-zero direct bandgaps, high light absorption coefficients and …

Polarity-Tunable Photocurrent through Band Alignment Engineering in a High-Speed WSe2/SnSe2 Diode with Large Negative Responsivity

S Ghosh, A Varghese, H Jawa, Y Yin, NV Medhekar… - ACS …, 2022 - ACS Publications
Excellent light–matter interaction and a wide range of thickness-tunable bandgaps in
layered vdW materials coupled by the facile fabrication of heterostructures have enabled …

All-Electrical High-Sensitivity, Low-Power Dual-Mode Gas Sensing and Recovery with a WSe2/MoS2 pn Heterodiode

S Dhara, H Jawa, S Ghosh, A Varghese… - … Applied Materials & …, 2021 - ACS Publications
Two-dimensional MoS2 gas sensors have conventionally relied on a change in field-effect-
transistor (FET) channel resistance or in the Schottky contact/pn homojunction barrier. We …

Wavelength‐Controlled Photocurrent Polarity Switching in BP‐MoS2 Heterostructure

H Jawa, A Varghese, S Ghosh, S Sahoo… - Advanced Functional …, 2022 - Wiley Online Library
Layered 2D van der Waals semiconductors and their heterostructures have been shown to
exhibit positive photoconductance (PPC) in many studies. A few recent reports have …

[HTML][HTML] Stable and scalable 1T MoS2 with low temperature-coefficient of resistance

CH Sharma, AP Surendran, A Varghese… - Scientific reports, 2018 - nature.com
Monolithic realization of metallic 1T and semiconducting 2H phases makes MoS2 a potential
candidate for future microelectronic circuits. A method for engineering a stable 1T phase …

[HTML][HTML] Organochlorine pesticides in the soils of Cardamom Hill Reserve (CHR), Kerala, India: Geo spatial distribution, ecological and human health risk assessment

L Joseph, SV Paulose, N Cyril, SK Santhosh… - Environmental …, 2020 - Elsevier
The present study assessed the organochlorine pesticides (OCPs) residues in the soils of
Cardamom Hill Reserve (CHR), a tropical humid forest landscape of Idukki District of Kerala …