Study of humidity sensing properties and ion beam induced modifications in SnO2-TiO2 nanocomposite thin films

V Kumar, V Chauhan, J Ram, R Gupta, S Kumar… - Surface and Coatings …, 2020 - Elsevier
Swift heavy ion beam induced dense electronic excitation in the nanocomposite thin film is a
unique way to introduce various modifications such as track formation, atomic transport and …

Influence of high energy ion irradiation on structural, morphological and optical properties of high-k dielectric hafnium oxide (HfO2) thin films grown by atomic layer …

R Kumar, V Chauhan, N Koratkar, S Kumar… - Journal of Alloys and …, 2020 - Elsevier
Modifications and resulting changes in various properties of nanocrystalline HfO 2 high-k
dielectric thin films with nominal thickness of 20 nm grown by atomic layer deposition …

High energy (MeV) ion beam induced modifications in Al2O3-ZnO multilayers thin films grown by ALD and enhancement in photoluminescence, optical and structural …

D Gupta, V Chauhan, N Koratkar, F Singh, A Kumar… - Vacuum, 2021 - Elsevier
Abstract Atomic Layer Deposition (ALD) is employed for the growth of nanometric conformal
layers on distinct substrates. In the present work, we demonstrated the attainable …

Modifications of optical, structural, chemical and morphological properties of molybdenum disulfide (MoS2) sputtered thin films under high dose gamma radiation

D Gupta, R Kumar - Radiation Physics and Chemistry, 2022 - Elsevier
Molybdenum disulfide (MoS 2) is considered to be a promising member of Transition metal
dichalcogenides (TMDCs) displays significant physical and chemical peculiarities that make …

Ion beam engineering in WO3-PEDOT: PSS hybrid nanocomposite thin films for gas sensing measurement at room temperature

J Ram, RG Singh, F Singh, V Chauhan, D Gupta… - Inorganic Chemistry …, 2020 - Elsevier
This work focus upon influence of low energy ion beam irradiation on the physico-chemical,
structural and optical properties of (Glass/WO 3-PEDOT: PSS) hybrid thin films. The hybrid …

Influence of high dose gamma radiation on optical, physico-chemical and surface morphology properties of nanocrystalline ZrO2 thin films

V Chauhan, D Gupta, S Upadhyay, A Mahajan, A Gaur… - Optical Materials, 2022 - Elsevier
Gamma rays cause the alteration in charge carriers' density of the target material which
tailors the material peculiarities in a considerable manner. In the present study Zirconium …

Phase transformation and modifications in high-k ZrO2 nanocrystalline thin films by low energy Kr5+ ion beam irradiation

V Chauhan, R Kumar - Materials Chemistry and Physics, 2020 - Elsevier
In present communication, zirconium oxide (ZrO 2) thin films of thickness (155 nm) were
grown by using RF sputtering technique. To address and systematically understand the …

Modification of WS2 thin film properties using high dose gamma irradiation

PR Jadhav, PT Kolhe, VS Ghemud, PN Shelke… - …, 2024 - iopscience.iop.org
The tunability of the transition metal dichalcogenide properties has gained attention from
numerous researchers due to their wide application in various fields including quantum …

Tuning the optical constants and thermal properties of CdS nanocrystals by SHI irradiation: A blended analysis through DFT+ U and TS model

D Nath, F Singh, RKL Singh, R Das - Materials Science in Semiconductor …, 2022 - Elsevier
Here, chemically synthesized CdS nanocrystals have been irradiated with swift heavy ions
(SHI) with an aim to study the changes in its optical constants such as refractive index and …

Ion beam-induced modifications in ZnO nanostructures and potential applications

V Chauhan, P Singh, R Kumar - Nanostructured Zinc Oxide, 2021 - Elsevier
Zinc oxide (ZnO) has been considered a multifunctional material due to its unique potential
physical, chemical, electrical, and magnetic properties. Various methods have been …