User profiles for Raman Kumari

Raman Kumari

Associate professor, Atam Institute of Pharmacy, hisar
Verified email at osgu.ac.in
Cited by 9

Sb2Se3 heterostructure solar cells: Techniques to improve efficiency

Y Singh, S Rani, R Parmar, R Kumari, M Kumar… - Solar Energy, 2023 - Elsevier
Compounds made up of metalloid/metallic cations and chalcogen anions like SnS, GeSe, and
Sb 2 Se 3 have made a nonnegotiable impact in new and emerging absorbers for thin film …

24% Efficient, Simple ZnSe/Sb2Se3 Heterojunction Solar Cell: An Analysis of PV Characteristics and Defects

R Kumari, M Mamta, R Kumar, Y Singh, VN Singh - ACS omega, 2022 - ACS Publications
In this work, a new wide-band-gap n-type buffer layer, ZnSe, has been proposed and
investigated for an antimony selenide (Sb 2 Se 3 )-based thin-film solar cell. The study aims to …

[HTML][HTML] SnO2-Based NO2 Gas Sensor with Outstanding Sensing Performance at Room Temperature

R Kumar, Mamta, R Kumari, VN Singh - Micromachines, 2023 - mdpi.com
The controlled and efficient formation of oxygen vacancies on the surface of metal oxide
semiconductors is required for their use in gas sensors. This work addresses the gas-sensing …

[HTML][HTML] Thermally Deposited Sb2Se3/CdS-Based Solar Cell: Experimental and Theoretical Analysis

Mamta, R Kumari, C Yadav, R Kumar, KK Maurya… - Nanomaterials, 2023 - mdpi.com
Raman spectroscopy was used to analyze the phase of thin … Raman spectroscopy is based
on the inelastic scattering that … Raman mode symmetry determines the nature of a material’s …

[HTML][HTML] Ideal HTLs May Open the Door for Further Development of Sb2Se3 Solar Cells—A Numerical Approach

Mamta, R Kumari, R Kumar, KK Maurya, VN Singh - Sustainability, 2023 - mdpi.com
Antimony selenide (Sb 2 Se 3 ) material has been brought into sharp focus in the solar cell
field due to its remarkable performance in recent times. Solar cell efficiency increases daily …

[PDF][PDF] Oral delivery of peptide and protein therapeutics: challenges and strategies.

P Vishvakarma, R Kumari, SM Vanmathi… - Journal of …, 2023 - researchgate.net
This review explores the challenges and strategies in oral delivery of peptide and protein
therapeutics. Physiological barriers such as the gastrointestinal tract, enzymatic degradation, …

Performance of Sb2Se3‐Based Solar Cell: With and Without a Back Surface Field Layer

M Mamta, R Kumari, KK Maurya… - Energy …, 2023 - Wiley Online Library
Optimizing thin‐film‐based solar cells’ efficiency is essential for expanding renewable energy
deployment. Fundamental device properties such as life‐span and optical properties must …

[PDF][PDF] SnTe as a BSF enhances the performance of Sb2Se3 based solar cell: A numerical approach

R Kumari, R Kumar, VN Singh - Heliyon, 2022 - cell.com
This theoretical investigation's primary goal is to investigate how the Sb 2 Se 3 solar cell's
performance may be improved. Here, SnTe, as an innovative back surface field (BSF) layer, …

Performance Analysis of CdS‐Free, Sb2Se3/ZnSe p–n Junction Cells with Various Hole Transport Layers and Contacts

R Kumari, Mamta, AK Chaudhary… - Advanced Theory and …, 2023 - Wiley Online Library
Sb 2 Se 3 , a promising thin‐film photovoltaic (TFPV) absorber material known for its non‐toxic
nature, abundance on Earth, and stability has the inherent limitations of low doping …

Patient satisfaction with inhaled medication for asthma

AN Aggarwal, R Kumari, S Grover - Respiratory Care, 2018 - rc.rcjournal.com
BACKGROUND: We sought to compare treatment satisfaction with inhaled medications
among asthmatics using a metered-dose inhaler (MDI) or a dry-powder inhaler (DPI), and to …