Engineering high‐spin state cobalt cations in spinel zinc cobalt oxide for spin channel propagation and active site enhancement in water oxidation

Y Sun, X Ren, S Sun, Z Liu, S Xi, ZJ Xu - Angewandte Chemie, 2021 - Wiley Online Library
Spinel zinc cobalt oxide (ZnCo2O4) is not considered as a superior catalyst for the
electrochemical oxygen evolution reaction (OER), which is the bottleneck reaction in water …

Engineering high-spin state cobalt cations in spinel ZnCo2O4 for spin channel propagation and electrocatalytic activity enhancement in Li-O2 battery

L Ren, X Wen, D Du, Y Yan, H Xu, T Zeng… - Chemical Engineering …, 2023 - Elsevier
Spinel zinc cobalt oxide (ZnCo 2 O 4) is considered as the promising electrocatalyst for the
electrochemical oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) …

Laser‐Ironing Induced Capping Layer on Co‐ZIF‐L Promoting In Situ Surface Modification to High‐Spin Oxide–Carbon Hybrids on the “Real Catalyst” for High OER …

W Liu, J Yang, Y Zhao, X Liu, J Heng… - Advanced …, 2024 - Wiley Online Library
Enhancing electrocatalytic performance through structural and compositional engineering
attracts considerable attention. However, most materials only function as pre‐catalysts and …

Local Structure of Determined from EXAFS <?format ?>and Neutron Pair Distribution Function Studies

N Sundaram, Y Jiang, IE Anderson, DP Belanger… - Physical review …, 2009 - APS
The combined local structure techniques, extended x-ray absorption fine structure and
neutron pair distribution function analysis, have been used for temperatures 4≤ T≤ 330 K …

Study of the local distortions of the perovskite system using the extended x-ray absorption fine structure technique

Y Jiang, F Bridges, N Sundaram, DP Belanger… - Physical Review B …, 2009 - APS
We present a temperature-dependent extended x-ray absorption fine structure (EXAFS)/x-
ray absorption near edge structure (XANES) investigation of La 1− x Sr x CoO 3 (LSCO) over …

Spray-flame-synthesized Sr- and Fe-substituted LaCoO3 perovskite nanoparticles with enhanced OER activities

B Alkan, M Braun, G Landrot, O Rüdiger… - Journal of Materials …, 2022 - Springer
Abstract La1–x Sr x CoO3 (x= 0, 0.1, 0.2) and LaCo0. 8Fe0. 2O3 perovskite nanoparticles
were synthesized by spray-flame synthesis, and their electrocatalytic water oxidation activity …

Influence of the ionic size on the evolution of local Jahn-Teller distortions in cobaltites

D Phelan, D Louca, K Kamazawa, MF Hundley… - Physical Review B …, 2007 - APS
The thermodynamic and atomic structure properties of La 1− x A x Co O 3 (A= Ba 2+ and Ca
2+) with 0⩽ x⩽ 0.5, a class of compounds that exhibit magnetoresistance in the presence of …

Role of entropy and structural parameters in the spin-state transition of

B Chakrabarti, T Birol, K Haule - Physical Review Materials, 2017 - APS
The spin-state transition in LaCoO 3 has eluded description for decades despite concerted
theoretical and experimental effort. In this study, we approach this problem using fully …

study of spin-charge-lattice coupling in covalent

H Park, R Nanguneri, AT Ngo - Physical Review B, 2020 - APS
We study energetics and the nature of both homogeneous and mixed spin (MS) states in
LaCoO 3 incorporating structural changes of the crystal volume expansion and the Co-O …

Investigation on temperature-dependent electrical properties of La 1− x A x CoO 3 (A–La, Li, Mg, Ca, Sr, Ba)

S Muraleedharan, V Thiruvenkatam, SO Karayi… - …, 2020 - pubs.rsc.org
This study focuses on temperature-dependent electrical property investigation of undoped
and defect induced A (La) site-doped LaCoO3 with Li, Mg, Ca, Sr and Ba synthesized by a …