In Situ/Operando Electrocatalyst Characterization by X-ray Absorption Spectroscopy

J Timoshenko, B Roldan Cuenya - Chemical reviews, 2020 - ACS Publications
During the last decades, X-ray absorption spectroscopy (XAS) has become an
indispensable method for probing the structure and composition of heterogeneous catalysts …

[PDF][PDF] EXAFS and XANES analysis of oxides at the nanoscale

A Kuzmin, J Chaboy - IUCrJ, 2014 - journals.iucr.org
Worldwide research activity at the nanoscale is triggering the appearance of new, and
frequently surprising, materials properties in which the increasing importance of surface and …

Atomic‐level platinum filling into Ni‐vacancies of dual‐deficient NiO for boosting electrocatalytic hydrogen evolution

Y Yan, J Lin, T Xu, B Liu, K Huang… - Advanced Energy …, 2022 - Wiley Online Library
Developing low‐cost and high‐efficiency catalysts for sustainable hydrogen production
through electrocatalytic hydrogen evolution reaction (HER) is crucial yet remains …

Ultrafine NiO Nanosheets Stabilized by TiO2 from Monolayer NiTi-LDH Precursors: An Active Water Oxidation Electrocatalyst

Y Zhao, X Jia, G Chen, L Shang… - Journal of the …, 2016 - ACS Publications
Faceted NiO nanoparticles preferentially exposing high surface energy planes demand
attention due to their excellent electrocatalytic properties. However, the activity of faceted …

A robust fuel cell operated on nearly dry methane at 500° C enabled by synergistic thermal catalysis and electrocatalysis

Y Chen, B DeGlee, Y Tang, Z Wang, B Zhao, Y Wei… - Nature Energy, 2018 - nature.com
Solid oxide fuel cells (SOFCs) are potentially the most efficient technology for direct
conversion of hydrocarbons to electricity. While their commercial viability is greatest at …

Identifying copper vacancies and their role in the CuO based photocathode for water splitting

Z Wang, L Zhang, TU Schülli, Y Bai… - Angewandte …, 2019 - Wiley Online Library
Metal oxides are an important family of semiconductors for effective photoelectrodes in solar‐
to‐chemical energy conversion. Defect engineering, such as modification of oxygen vacancy …

Strong deep-level-emission photoluminescence in NiO nanoparticles

AC Gandhi, SY Wu - Nanomaterials, 2017 - mdpi.com
Nickel oxide is one of the highly promising semiconducting materials, but its large band gap
(3.7 to 4 eV) limits its use in practical applications. Here we report the effect of nickel/oxygen …

“Inverting” X-ray absorption spectra of catalysts by machine learning in search for activity descriptors

J Timoshenko, AI Frenkel - Acs Catalysis, 2019 - ACS Publications
The rapid growth of methods emerging in the past decade for synthesis of “designer”
catalysts—ranging from the size and shape-selected nanoparticles to mass-selected …

Ni, beyond thermodynamic tuning, maintains the catalytic activity of V species in Ni 3 (VO 4) 2 doped MgH 2

J Zang, S Wang, R Hu, H Man, J Zhang… - Journal of Materials …, 2021 - pubs.rsc.org
Magnesium hydride has been regarded as a promising hydrogen storage material.
However, its further commercialization is severely hampered by its stable thermodynamic …

Surface-enabled superior lithium storage of high-quality ultrathin NiO nanosheets

Y Zhu, H Guo, Y Wu, C Cao, S Tao, Z Wu - Journal of Materials …, 2014 - pubs.rsc.org
Two-dimensional nanomaterials hold great potential for next-generation energy storage and
conversion devices. Here, we report a large-scale synthesis of high-quality ultrathin NiO …