Selective placement of modifiers on hematite thin films for solar water splitting

FA Pires, GT dos Santos, J Bettini, CAR Costa… - Sustainable Energy & …, 2023 - pubs.rsc.org
The design of nanostructured materials for photoelectrochemical water splitting relies on a
detailed understanding of the reactional bottlenecks. For hematite, a model system for …

Commercial-scale reproducible GaN nanowires with 6.4% solar to hydrogen conversion efficiency in photoelectrochemical water splitting

A Abdullah, F Tariq, MA Kulkarni, H Thaalbi, JS Ha… - Materials Today …, 2023 - Elsevier
In this article, we demonstrate how commercial-scale reproducible GaN nanowires (GNWs)
passivated with metal oxide overlayers and assisted by an efficient co-catalyst with a visible …

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 …

Passivation strategies for enhanced photoelectrochemical water splitting

P Chen, B Kang, P Liu, X Cheng, S Zhong… - Journal of Power …, 2025 - Elsevier
Photoelectrochemical (PEC) water splitting is an efficient method of absorbing solar energy
and converting it to hydrogen energy. However, in actual applications, the photoelectric …

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 …

Unveiling the Significance of Diverse Valence State Second Dopants on Hf-Doped Fe2O3 Photoanodes for Enhanced Photoelectrochemical Water Splitting

P Anushkkaran, YB Kwon, TS Koh… - ACS Sustainable …, 2024 - ACS Publications
Hematite (α-Fe2O3)-based photoanodes offer great potential for use in solar hydrogen
production as part of efforts to construct a sustainable and renewable energy economy …

Ge‐Doped Hematite with FeCoNi‐Bi as Cocatalyst for High‐Performing Photoelectrochemical Water Splitting

Y Wang, S Cui, Z Tian, M Han, T Zhao, W Li - Small, 2024 - Wiley Online Library
Hematite is a promising photoanode material for photoelectrochemical water‐splitting
technology. However, the low current density associated with the low conductivity, low …

Dual modification on hematite to minimize small polaron effects and charge recombination for sustainable solar water splitting

NC Verissimo, FA Pires… - Journal of Materials …, 2024 - pubs.rsc.org
Hematite nanostructures are strong candidates for the development of sustainable water
splitting technologies. However, major challenges exist in improving charge density and …

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 …

Composition modulation of a hematite photoanode for highly efficient photoelectrochemical water oxidation

J Wang, K Lin, Y Cao, J Ran, X Liu, Y Chen, Y Li… - …, 2024 - pubs.rsc.org
Hematite (α-Fe2O3) has emerged as a promising candidate for photoelectrochemical (PEC)
water oxidation. Modulating its composition is pivotal for obtaining highly efficient PEC …