Unveiling the Synchronized Effect of Bulk and Surface Dual Modification of In Situ Nb-Doping and Microwave-Assisted Co(OH)x Cocatalyst for Boosting Photoelectrochemical Water …

P Anushkkaran, TS Koh, WS Chae… - ACS Sustainable …, 2023 - ACS Publications
Herein, in order to improve the conductivity and slack water oxidation kinetics of the hematite
(α-Fe2O3) photoanode, we propose the Nb-doped and Co (OH) x cocatalyst-deposited α …

Kinetic study of the enhanced photoelectrochemical properties of microwave-assisted Al and Si co-doped Zr-Fe2O3 photoanodes

TS Koh, P Anushkkaran, MA Mahadik, WS Chae… - Applied Surface …, 2024 - Elsevier
Unintended metal oxide layer development during co-doping has been suggested as being
highly effective in intensifying the oxygen evolution reaction. Herein, we studied the …

Influence of CoOx surface passivation and Sn/Zr-co-doping on the photocatalytic activity of Fe2O3 nanorod photocatalysts for bacterial inactivation and photo-Fenton …

V Manikandan, P Anushkkaran, IS Hwang, MS Song… - Chemosphere, 2023 - Elsevier
Hydrothermal and wet impregnation methods are presented in this study for synthesizing
CoO x (1 wt%)/Sn/Zr-codoped Fe 2 O 3 nanorod photocatalysts for the degradation of …

Co-dependency of TiO 2 underlayer and ZrO 2 top layer in sandwiched microwave-assisted Zr-Fe 2 O 3 photoanodes for photoelectrochemical water splitting

JB Hwang, MA Mahadik, P Anushkkaran… - Sustainable Energy & …, 2023 - pubs.rsc.org
A variety of electron/hole recombination pathways limit the photoelectrochemical capabilities
of hematite (Fe2O3) photoanodes. To address the recombination issue in hematite …

Photoelectrochemical water oxidation and methylene blue degradation enhanced by Nb doping and CoPi modification for hematite photoanodes

Q Liu, C Chen, Y Wei, L Jiang, L Wang, G Li - Journal of Alloys and …, 2023 - Elsevier
Nanostructured α-Fe 2 O 3 films doped with niobium and supported with CoPi cocatalyst (Nb-
α-Fe 2 O 3@ CoPi) are prepared by hydrothermal growth together with electrochemical …

Influence of Successive Zirconium and Beryllium Codoping Strategies on Advancing Bulk and Surface Properties of Hematite Photoanodes for Boosting …

JB Hwang, P Anushkkaran, WS Chae… - ACS Applied Energy …, 2023 - ACS Publications
Photoelectrochemical (PEC) water splitting activity of Fe2O3 is restricted by the rapid
recombination of photocarriers both in bulk and on the surface and slack water oxidation …

Acceleration of bulk and surface charger transfer dynamics via FePi cocatalyst-coated Ti/(Sb)-Fe2O3: Sb/(Ti)-Fe2O3 type-II homojunction photoanode for …

P Anushkkaran, RP Patil, WS Chae, M Kumar… - Chemical Engineering …, 2024 - Elsevier
Abstract Hematite (α-Fe 2 O 3) possesses notable benefits in the field of
photoelectrochemical (PEC) water splitting. However, the overall low efficiency of the …

Magnetron Sputtered Al Co-Doped with Zr-Fe2O3 Photoanode with Fortuitous Al2O3 Passivation Layer to Lower the Onset Potential for Photoelectrochemical Solar …

TS Koh, P Anushkkaran, JB Hwang, SH Choi… - Catalysts, 2022 - mdpi.com
In this paper, we investigate the magnetron sputtering deposition of an Al-layer on Zr-doped
FeOOH (Zr-FeOOH) samples to fabricate a Zr/Al co-doped Fe2O3 (Al-Zr/HT) photoanode. An …