Chemical and thermal sintering of supported metals with emphasis on cobalt catalysts during Fischer–Tropsch synthesis

M Rahmati, MS Safdari, TH Fletcher, MD Argyle… - Chemical …, 2020 - ACS Publications
This comprehensive critical review combines, for the first time, recent advances in nanoscale
surface chemistry, surface science, DFT, adsorption calorimetry, and in situ XRD and TEM to …

Low-dimensional hard magnetic materials

J Mohapatra, P Joshi, JP Liu - Progress in Materials Science, 2023 - Elsevier
When a piece of ferromagnetic material reduces its size to nanometer scale, its magnetic
ordering will be altered and its magnetic properties will be consequently changed, because …

Tuning the activity of carbon for electrocatalytic hydrogen evolution via an iridium‐cobalt alloy core encapsulated in nitrogen‐doped carbon cages

P Jiang, J Chen, C Wang, K Yang, S Gong… - Advanced …, 2018 - Wiley Online Library
Graphene, a 2D material consisting of a single layer of sp2‐hybridized carbon, exhibits inert
activity as an electrocatalyst, while the incorporation of heteroatoms (such as N) into the …

Non-noble metal catalysts for hydrogenation: A facile method for preparing Co nanoparticles covered with thin layered carbon

L Liu, P Concepción, A Corma - Journal of catalysis, 2016 - Elsevier
Metallic cobalt nanoparticles with surface CoO x patches covered by thin layered carbon
(named Co@ C) have been directly synthesized by thermal decomposition of Co-EDTA …

Combined TPR, XRD, and FTIR studies on the reduction behavior of Co3O4

AIM Rabee, CBA Gaid, GAH Mekhemer… - Materials Chemistry and …, 2022 - Elsevier
Abstract The test (Co 3 O 4) and two control cobalt oxides (CoO and Co 2 O 3) were the
study materials of the present investigation. The test oxide was a high purity (≥ 99%) …

Highly Stable COF‐Supported Co/Co(OH)2 Nanoparticles Heterogeneous Catalyst for Reduction of Nitrile/Nitro Compounds under Mild Conditions

D Mullangi, D Chakraborty, A Pradeep, V Koshti… - Small, 2018 - Wiley Online Library
Ordered nanoporosity in covalent organic framework (COF) offers excellent opportunity for
property development. Loading nanoparticles (nPs) onto them is one approach to …

Synthesis of magnetic cobalt nanoparticles anchored on graphene nanosheets and catalytic decomposition of orange II

Y Yao, C Xu, J Qin, F Wei, M Rao… - Industrial & Engineering …, 2013 - ACS Publications
Magnetic cobalt nanoparticles (NPs) at a size of approximately 29.9 nm anchored on
graphene sheets were prepared and tested for heterogeneous oxidation of a dyeing …

Tuning the Selectivity of Catalytic Nitrile Hydrogenation with Phase-Controlled Co Nanoparticles Prepared by Hydrosilane-Assisted Method

H Jiang, D Deng, Y Kita, M Hattori… - Journal of the …, 2024 - ACS Publications
Cobalt (Co) is a promising candidate to replace noble metals in the hydrogenation process,
which is widely employed in the chemical industry. Although the catalytic performance for …

Robust carbon quantum dots supported cobalt oxide composite particles prepared by hydrothermal process for green hydrogen generation via sodium borohydride …

E Onat, MS Izgi, Ö Şahin, C Saka - Fuel, 2024 - Elsevier
Carbon quantum dots (CQDs), a new class of carbon nanostructures with a particle size of
10 nm, exhibit important properties such as easy surface functionalization, low cost …

An efficient electrocatalyst for oxygen reduction reaction derived from a Co-porphyrin-based covalent organic framework

W Ma, P Yu, T Ohsaka, L Mao - Electrochemistry Communications, 2015 - Elsevier
A novel efficient electrocatalyst for oxygen reduction reaction (ORR) was synthesized by
pyrolysis of a cobalt-based covalent organic framework, which shows electrocatalytic …