The direct catalytic oxidation of methane to methanol—a critical assessment

M Ravi, M Ranocchiari… - Angewandte Chemie …, 2017 - Wiley Online Library
Despite the large number of disparate approaches for the direct selective partial oxidation of
methane, none of them has translated into an industrial process. The oxidation of methane …

Active sites and mechanisms in the direct conversion of methane to methanol using Cu in zeolitic hosts: a critical examination

MA Newton, AJ Knorpp, VL Sushkevich… - Chemical Society …, 2020 - pubs.rsc.org
In this critical review we examine the current state of our knowledge in respect of the nature
of the active sites in copper containing zeolites for the selective conversion of methane to …

Chemical looping beyond combustion–a perspective

X Zhu, Q Imtiaz, F Donat, CR Müller, F Li - Energy & Environmental …, 2020 - pubs.rsc.org
As a promising approach for carbon dioxide capture, chemical looping combustion has been
extensively investigated for more than two decades. However, the chemical looping strategy …

Highly selective oxidation of methane to methanol at ambient conditions by titanium dioxide-supported iron species

J Xie, R Jin, A Li, Y Bi, Q Ruan, Y Deng, Y Zhang… - Nature Catalysis, 2018 - nature.com
Methane activation under moderate conditions and with good selectivity for value-added
chemicals still remains a huge challenge. Here, we present a highly selective catalyst for the …

Aqueous Au-Pd colloids catalyze selective CH4 oxidation to CH3OH with O2 under mild conditions

N Agarwal, SJ Freakley, RU McVicker, SM Althahban… - Science, 2017 - science.org
The selective oxidation of methane, the primary component of natural gas, remains an
important challenge in catalysis. We used colloidal gold-palladium nanoparticles, rather …

Direct conversion of methane to methanol under mild conditions over Cu-zeolites and beyond

P Tomkins, M Ranocchiari… - Accounts of chemical …, 2017 - ACS Publications
Conspectus In the recent years methane has become increasingly abundant. However,
transportation costs are high and methane recovered as side product is often flared rather …

Methane to methanol: structure–activity relationships for Cu-CHA

DK Pappas, E Borfecchia, M Dyballa… - Journal of the …, 2017 - ACS Publications
Cu-exchanged zeolites possess active sites that are able to cleave the C–H bond of
methane at temperatures≤ 200° C, enabling its selective partial oxidation to methanol …

Cu-CHA–a model system for applied selective redox catalysis

E Borfecchia, P Beato, S Svelle, U Olsbye… - Chemical Society …, 2018 - pubs.rsc.org
We review the structural chemistry and reactivity of copper-exchanged molecular sieves with
chabazite (CHA) topology, as an industrially applied catalyst in ammonia mediated …

Isothermal cyclic conversion of methane into methanol over copper‐exchanged zeolite at low temperature

P Tomkins, A Mansouri, SE Bozbag… - Angewandte …, 2016 - Wiley Online Library
Direct partial oxidation of methane into methanol is a cornerstone of catalysis. The stepped
conversion of methane into methanol currently involves activation at high temperature and …

Formation of [Cu2O2]2+ and [Cu2O]2+ toward C–H Bond Activation in Cu-SSZ-13 and Cu-SSZ-39

B Ipek, MJ Wulfers, H Kim, F Goltl, I Hermans… - Acs …, 2017 - ACS Publications
Cu-exchanged small-pore zeolites (CHA and AEI) form methanol from methane (> 95%
selectivity) using a 3-step cyclic procedure (Wulfers et al. Chem. Commun. 2015, 51, 4447 …