Enhanced-performance self-powered solar-blind UV-C photodetector based on n-ZnO quantum dots functionalized by p-CuO micro-pyramids

N Alwadai, S Mitra, MN Hedhili… - … applied materials & …, 2021 - ACS Publications
Smart solar-blind UV-C band photodetectors suffer from low responsivity in a self-powered
mode. Here, we address this issue by fabricating a novel enhanced solar-blind UV-C …

High-performance solar-blind flexible deep-UV photodetectors based on quantum dots synthesized by femtosecond-laser ablation

S Mitra, A Aravindh, G Das, Y Pak, I Ajia, K Loganathan… - Nano Energy, 2018 - Elsevier
High-performance deep ultraviolet (DUV) photodetectors operating at ambient conditions
with< 280 nm detection wavelengths are in high demand because of their potential …

Role of hexamine in ZnO morphologies at different growth temperature with potential application in dye sensitized solar cell

A Saranya, T Devasena, H Sivaram… - Materials Science in …, 2019 - Elsevier
Zinc oxide (ZnO) is a potential semiconductor being investigated for a variety of applications
as many are dependent upon its typical shape. Using hydrothermal method, ZnO nanorods …

Superhydrophobic and ultraviolet protective nylon fabrics by modified nano silica coating

MD Teli, BN Annaldewar - The Journal of the Textile Institute, 2017 - Taylor & Francis
Superhydrophobic and UV protective textiles are of growing interest from the last few
decades. In this study, silica nanoparticles (SiO2) were synthesized by the sol-gel method …

[PDF][PDF] Effect of Tb3+ ions on the ZnO nanoparticles synthesized by chemical bath deposition method

LF Koao, BF Dejene, HC Swart, SV Motloung… - Adv. Mater …, 2016 - aml.iaamonline.org
Tb3+ doped ZnO nanoparticles were synthesized using the chemical bath deposition (CBD)
method at 80 ºC. All the samples were annealed at 700 ºC to remove the hydroxyl groups …

Optical characterization of ZnO nanoplates embedded in polymeric matrices for optical limiting applications

A Thankappan, S Divya, S Thomas… - Optics & Laser …, 2013 - Elsevier
We report on the optical characterization, including linear and non linear, of ZnO nanoplates
embedded in PVA. Nonlinear optical characterization of these films was studied by the Z …

Novel composites based on polymer micro-rods for photonic device applications

A Thankappan, S Thomas, VPN Nampoori - Optics & Laser Technology, 2014 - Elsevier
ZnO micro-crystals had been successfully fabricated on a large scale under mild conditions
without any additives, templates or substrates, exhibiting a hexagonal wurtzite structure and …

Investigations of intensity dependant nonlinear optical properties of betanin/ZnO composites embedded in PVA

A Thankappan, VPN Nampoori, S Thomas - Optics & Laser Technology, 2016 - Elsevier
In this report, we report the intensity dependant nonlinear absorption properties of bio-
inspired hybrid materials (betanin-ZnO) embedded in polymeric matrices through the Z-scan …

Optical nonlinear investigations on morphology controlled growth of ZnO crystals

A Thankappan, CL Linslal, S Divya, PV Sabitha… - Optics & Laser …, 2014 - Elsevier
We report a methodical study about the third order optical nonlinearity of anisotropic growth
of ZnO crystals embedded in polymeric matrices and nanowires on the glass substrate with …

The photocathodic behavior of hierarchical ZnO/hematite hetero nanoarchitectures

DK Bora - Journal of Materials Research, 2016 - cambridge.org
The photocathodic current density of ZnO/hematite hetero nanoarchitectures electrode has
been reported in the current investigation. The electrode was obtained with a cheap and two …