Neutron scattering studies of heterogeneous catalysis

X Yu, Y Cheng, Y Li, F Polo-Garzon, J Liu… - Chemical …, 2023 - ACS Publications
Understanding the structural dynamics/evolution of catalysts and the related surface
chemistry is essential for establishing structure–catalysis relationships, where spectroscopic …

Layered double perovskites

HA Evans, L Mao, R Seshadri… - Annual Review of …, 2021 - annualreviews.org
Successful strategies for the design of crystalline materials with useful function are
frequently based on the systematic tuning of chemical composition within a given structural …

Hydride-ion-conducting K2NiF4-type Ba–Li oxyhydride solid electrolyte

F Takeiri, A Watanabe, K Okamoto, D Bresser… - Nature Materials, 2022 - nature.com
Hydrogen transport in solids, applied in electrochemical devices such as fuel cells and
electrolysis cells, is key to sustainable energy societies. Although using proton (H+) …

Homolytic H2 dissociation for enhanced hydrogenation catalysis on oxides

C Yang, S Ma, Y Liu, L Wang, D Yuan, WP Shao… - Nature …, 2024 - nature.com
The limited surface coverage and activity of active hydrides on oxide surfaces pose
challenges for efficient hydrogenation reactions. Herein, we quantitatively distinguish the …

Hydride conductivity in an anion-ordered fluorite structure LnHO with an enlarged bottleneck

H Ubukata, T Broux, F Takeiri, K Shitara… - Chemistry of …, 2019 - ACS Publications
We report on the hydride (H–) conductivity in fluorite-type LnHO oxyhydrides (Ln=
lanthanide) using samples prepared under high pressure. It is found that, despite its …

[HTML][HTML] The average and local structure of TiVCrNbDx (x= 0, 2.2, 8) from total scattering and neutron spectroscopy

MM Nygård, ØS Fjellvåg, MH Sørby, K Sakaki, K Ikeda… - Acta Materialia, 2021 - Elsevier
The volumetric hydrogen density of 160 kg H/m 3 in TiVCrNbH 8 is among the highest for
interstitial hydrides, but the reported reversible capacity is only about 2/3 of the full …

Ba2ScHO3: H Conductive Layered Oxyhydride with H Site Selectivity

F Takeiri, A Watanabe, A Kuwabara, H Nawaz… - Inorganic …, 2019 - ACS Publications
Hydride (H–) conduction is a new frontier related to hydrogen transport in solids. Here, a
new H–conductive oxyhydride Ba2ScHO3 was successfully synthesized using a high …

Synthesis, crystal structure, and ionic conductivity of hydride ion-conducting Ln 2 LiHO 3 (Ln= La, Pr, Nd) oxyhydrides

Y Iwasaki, N Matsui, K Suzuki, Y Hinuma… - Journal of Materials …, 2018 - pubs.rsc.org
Hydride ion (H−)-conducting solids could contribute to the development of novel
electrochemical devices using unique H− conduction phenomena. However, understanding …

Experimental evidence for vibrational entropy as driving parameter of flexibility in the metal–organic framework ZIF-4 (Zn)

KT Butler, P Vervoorts, MG Ehrenreich… - Chemistry of …, 2019 - ACS Publications
Large structural flexibility in some metal–organic frameworks (MOFs) is not only fascinating
from a fundamental point of view but offers exciting opportunities in the areas of gas sensing …

Characteristic mechanism for fast H− conduction in LaH2. 5O0. 25

A Iskandarov, T Tada, S Iimura, H Hosono - Acta Materialia, 2022 - Elsevier
Solid hydrides are a new class of ionic conductors promising for future applications for
hydrogen-carrier, catalysis, and energy conversion. The record-high H− conductivity …