[HTML][HTML] Heterostructured core-shell metal oxide-based nanobrushes for ultrafast UV photodetectors

N Jain, D Kumar, K Bhardwaj, RK Sharma… - Materials Science and …, 2024 - Elsevier
Abstract Ultrafast UV photodetectors (UV PDs) are crucial components in modern
optoelectronics because conventional detectors have reached a bottleneck with low …

Nanocarbons decorated TiO2 as advanced nanocomposite fabric for photocatalytic degradation of methylene blue dye and ciprofloxacin

VK Pal, D Kumar, A Gupta, PP Neelratan… - Diamond and Related …, 2024 - Elsevier
In this research, C [graphene (Gr), multi-walled carbon nanotubes (MWCNTs), and single-
walled carbon nanotubes (SWCNTs)] decorated TiO 2 nanostructures were developed and …

Ag-catalyzed strain engineering in ZnO for tailoring defects towards bacterial inactivation and removal of organic dyes for environmental sustainability

V Kumar, D Kumar, V Singh, N Kaushik… - Colloids and Surfaces A …, 2024 - Elsevier
This study explored Ag-guided strain formation in ZnO that can manipulate defects in related
properties, which are helpful in enhancing the photocatalytic performance of ZnO. Ag@ ZnO …

[HTML][HTML] Carbon monoxide detection, separation, and conversion into valuable products via smart nanomaterials: Challenges and perspectives

K Bhardwaj, D Kumar, VS Saji, V Singh, Y Lee, S Lee… - Materials Today, 2025 - Elsevier
Develo** efficient detectors for noxious carbon monoxide (CO) in the environment and
separating CO from other gases for converting concentrated CO to energy sources with …

[HTML][HTML] Effect of various processing parameters on the properties of ZnO thin films

V Kaushik, K Bhardwaj, D Kumar, M Kumar… - Hybrid Advances, 2024 - Elsevier
Zinc oxide (ZnO) thin films are essential in opto-/piezo-electronics due to their transparency,
high electron mobility, wide bandgap (∼ 3.37 eV), and high excitonic binding energy (60 …

Enhanced Photo‐Catalytic Degradation of MB Dye over Hydrothermal Grown‐Up of ZnO/SnO2 Catalyst

G Dharmana, SK Nadikatla, TR Gurugubelli… - Journal of …, 2024 - Wiley Online Library
In this work, pure ZnO, SnO2, and ZnO‐SnO2 nanostructured composites (Z‐S
heterostructure) are fabricated by a facile and environmental savvy hydrothermal method at …

Z‐scheme CeO2‐TiO2@CNT Heterojunction for Efficient Photoredox Removal of Mix Pollutants (CPF, MB, MO, and RhB)

D Kumar, AR Sharma, YK Mishra, SK Sharma - Small, 2025 - Wiley Online Library
Abstract Z‐scheme CeO2‐TiO2@ CNT (CTC) heterojunction is fabricated using
hydrothermal method and evaluated for removing mixed pollutants (MIX‐P) from …

Electrocatalytic degradation of naphthenic acids using reduced graphene oxide modified nickel foam cathode: Role of surface structure and superoxide radical

D Li, Y Zhao, J Zhang, Y Wang, D Ghani, X Yang… - Chemical Engineering …, 2024 - Elsevier
In this work, the reduced graphene oxide (RGO) modified nickel foam (Ni-foam) was
prepared via the hydrothermal reduction self-assembly method and was applied as the …

Enhanced photocatalytic removal efficiency of textile and pharmaceutical mixed pollutants from Ag-decorated TiO2-Gr nanospheres

VK Pal, D Kumar, PP Neelratan, NK Kaushik… - Materials Science and …, 2025 - Elsevier
Abstract Ag-decorated TiO 2-Gr (TiO 2-Gr: Ag) nanocomposites (NCs) were synthesized
concerning Ag-dopant concentrations (0, 1, 3, 5, and 7 at.%) using the hydrothermal method …