Proper spectroscopic analysis of transition metal oxides using ex-situ X-ray photoelectron spectroscopy

D Lee, S Park - Current Applied Physics, 2024 - Elsevier
Transition metal oxides (TMOs) are one of the most exciting classes of materials due to their
emergent phenomena over the past few decades. In general, the emergent phenomena in …

Electronic Structure, Optical Properties, and Photoelectrochemical Activity of Sn-Doped Fe2O3 Thin Films

CM Tian, WW Li, YM Lin, ZZ Yang, L Wang… - The Journal of …, 2020 - ACS Publications
Hematite (Fe2O3) is a well-known oxide semiconductor suitable for photoelectrochemical
(PEC) water splitting and industry gas sensing. It is widely known that Sn do** of Fe2O3 …

Study of Ag promoted Fe2O3@ CeO2 as superior soot oxidation catalysts: The role of Fe2O3 crystal plane and tandem oxygen delivery

H Wang, B **, H Wang, N Ma, W Liu, D Weng… - Applied Catalysis B …, 2018 - Elsevier
In this work, model α-Fe 2 O 3 catalysts with different morphologies were synthesized to
investigate crystal plane effects on soot oxidation. The results revealed that the electron-rich …

Boron do** of metal-doped hematite for reduced surface recombination in water splitting

HJ Ahn, KY Yoon, MJ Kwak, J Park, JH Jang - ACS Catalysis, 2018 - ACS Publications
We report that metal ions (M: Sn4+ and Ti4+) and boron-codoped hematite photoanodes
with an n–n+ homojunction showed significantly increased photoelectrochemical (PEC) …

Effect of Sn valence state in the in situ growth of FeOOH precursor on the performance of the α-Fe 2 O 3 photoanode

W **a, Z Chai, R Zhang, J He, X Zeng - Journal of Materials Chemistry …, 2024 - pubs.rsc.org
Sn-doped Fe2O3 photoanodes are fabricated by employing a tin salt precursor with different
Sn valence states, and Sn4+ ions are incorporated in the Fe2O3 photoanode. The valence …

Tin (Sn)-doped hematite (α-SnxFe2-xO3) nanostructures as high-performance electrodes for supercapacitor application

M Aalim, U Altaf, A Rashid, R Ahmad, A Sohail… - Journal of Solid State …, 2024 - Springer
Doped metal oxide nanostructures have emerged as a subject of considerable interest in the
domain of energy storage applications, owing to their exceptional characteristics in …

A highly transparent thin film hematite with multi-element dopability for an efficient unassisted water splitting system

J Park, KY Yoon, T Kim, H Jang, MJ Kwak, JY Kim… - Nano Energy, 2020 - Elsevier
A tandem system consisting of a combined hematite photoanode/perovskite solar cell is a
novel configuration enabling unbiased solar-driven water splitting in a cost-efficient way …

Real-space investigation of polarons in hematite Fe2O3

J Redondo, M Reticcioli, V Gabriel, D Wrana… - Science …, 2024 - science.org
In polarizable materials, electronic charge carriers interact with the surrounding ions,
leading to quasiparticle behavior. The resulting polarons play a central role in many …

Boosting the electrochemical performance of hematite nanorods via quenching-induced metal single atom functionalization

M Su, Z Pan, Y Chong, C Ye, X **, Q Wu… - Journal of Materials …, 2021 - pubs.rsc.org
Currently there is tremendous interest in supported metal single atom (MSA) materials owing
to their remarkable performance in many fields. Typically MSA materials are prepared by co …

CaSnO3: Pr3+ phosphor for new application in temperature sensing

Y Hu, F Zhou, X Tian, C Ji, Z Huang, J Wen… - … Acta Part A: Molecular …, 2020 - Elsevier
Abstract CaSnO 3: Pr 3+ phosphor for new application in temperature sensing was
investigated. CaSnO 3: 0.3% Pr 3+ had distorted orthorhombic perovskite structure and Pr …