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 …

Reactivity of surface species in heterogeneous catalysts probed by in situ X-ray absorption techniques

S Bordiga, E Groppo, G Agostini… - Chemical …, 2013 - ACS Publications
Starting from the late seventies, the progressively increased availability of synchrotron light
sources allowed the execution of experiments requiring a high X-ray flux in a continuous …

Supervised machine-learning-based determination of three-dimensional structure of metallic nanoparticles

J Timoshenko, D Lu, Y Lin… - The journal of physical …, 2017 - ACS Publications
Tracking the structure of heterogeneous catalysts under operando conditions remains a
challenge due to the paucity of experimental techniques that can provide atomic-level …

Nanocatalysis: size-and shape-dependent chemisorption and catalytic reactivity

BR Cuenya, F Behafarid - Surface Science Reports, 2015 - Elsevier
In recent years, the field of catalysis has experienced an astonishing transformation, driven
in part by more demanding environmental standards and critical societal and industrial …

Operando insights into nanoparticle transformations during catalysis

A Bergmann, B Roldan Cuenya - Acs Catalysis, 2019 - ACS Publications
Nanostructured materials play an important role in today's chemical industry, acting as
catalysts in heterogeneous thermal and electrocatalytic processes for chemical energy …

One-pot pyrolysis to N-doped graphene with high-density Pt single atomic sites as heterogeneous catalyst for alkene hydrosilylation

Y Zhu, T Cao, C Cao, J Luo, W Chen, L Zheng… - Acs …, 2018 - ACS Publications
Development of noble-metal single atomic site catalysts with high metal loading is highly
required for many important chemical reactions but proves to be very challenging. Herein …

Metal nanoparticle catalysts beginning to shape-up

B Roldan Cuenya - Accounts of chemical research, 2013 - ACS Publications
The field of heterogeneous catalysis has received a remarkable amount of interest from
scientific and industrial perspectives because of its enormous impact on the world's …

Promoted synergic catalysis between metal Ni and acid–base sites toward oxidant-free dehydrogenation of alcohols

H Chen, S He, M Xu, M Wei, DG Evans, X Duan - ACS Catalysis, 2017 - ACS Publications
In a number of heterogeneous catalysis processes, synergic catalysis of metal and acid–
base sites of supports is of vital importance and remains a challenge to obtain largely …

Coordination environment of active sites and their effect on catalytic performance of heterogeneous catalysts

C Wang, Z Wang, S Mao, Z Chen, Y Wang - Chinese Journal of Catalysis, 2022 - Elsevier
The structural complexity of supported metal catalysts, playing significant role in a wide
range of chemical technologies, have prevented us from deeply understanding their catalytic …

Catalytic hydrodeoxygenation of guaiacol over platinum supported on metal oxides and zeolites

M Hellinger, HWP Carvalho, S Baier, D Wang… - Applied Catalysis A …, 2015 - Elsevier
Hydrodeoxygenation of guaiacol over Pt-based catalysts was studied as a representative for
phenolic compounds in pyrolysis oil. Screening of various Pt-based catalysts supported on …