Intracluster atomic and electronic structural heterogeneities in supported nanoscale metal catalysts

Autor: John J. Rehr, Annika Elsen, Anatoly I. Frenkel, Moniek Tromp, Yuanyuan Li, Ralph G. Nuzzo, Fernando D. Vila, Rowena Thomas, Ulrich Jung, Olga V. Safonova

Publikováno v: The Journal of Physical Chemistry. C, 119(45), 25615-25627. American Chemical Society

This work reveals and quantifies the inherent intracluster heterogeneity in the atomic structure and charge distribution present in supported metal catalysts. The results demonstrate that these distributions are pronounced and strongly coupled to bot

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d7bb4940e979a7af5b092d3f9813e76a
https://doi.org/10.1021/acs.jpcc.5b08267

In situ X-ray studies of adlayer-induced crystal nucleation at the liquid–liquid interface

Autor: Bridget M. Murphy, Moshe Deutsch, Benjamin M. Ocko, Benjamin Runge, Sven Festersen, C. T. Koops, Olaf M. Magnussen, Oliver H. Seeck, Annika Elsen

Publikováno v: Proceedings of the National Academy of Sciences of the United States of America 110(17), 6663-6668 (2013). doi:10.1073/pnas.1301800110

Crystal nucleation and growth at a liquid–liquid interface is studied on the atomic scale by in situ Å-resolution X-ray scattering methods for the case of liquid Hg and an electrochemical dilute electrolyte containing Pb 2+ , F − , and Br − io

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3aec0fe8adbc1512685ea2e80ea9434b
https://doi.org/10.1073/pnas.1301800110

Structure and redox behavior of azobenzene-containing monolayers on Au(111): A combined STM, X-ray reflectivity, and voltammetry study

Autor: Klaus Krug, Diego Raffa, Ulrich Jung, Belinda Baisch, Claudia Bornholdt, J. Stettner, D. Kaminski, Annika Elsen, Olaf M. Magnussen, Rainer Herges, Tobias Weineisen

Publikováno v: Journal of Electroanalytical Chemistry. :152-158

A combined structural and electrochemical study of self-assembled monolayers of the azobenzene-containing alkane thiol N-(2-mercaptoethyl)-4-phenylazobenzamide on Au(1 1 1) by scanning tunneling microscopy, synchrotron X-ray reflectivity, and cyclic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::24be3c6816e22966e8ebd70d5a1fac3e
https://doi.org/10.1016/j.jelechem.2008.04.002

ChemInform Abstract: Comparative in Operando Studies in Heterogeneous Catalysis: Atomic and Electronic Structural Features in the Hydrogenation of Ethylene over Supported Pd and Pt Catalysts

Autor: Matthew W. Small, Ralph G. Nuzzo, Anatoly I. Frenkel, Eric A. Stach, Yuanyuan Li, Jeremy G. Smith, Ulrich Jung, Annika Elsen

Publikováno v: ChemInform. 46

There exists an emerging opportunity, engendered by advances made in experimental methods of research, to address long-standing questions about the nature of the molecular mechanisms that are operative in important heterogeneous catalytic processes,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::98faad84b8deebef834e13bffc70a1fd
https://doi.org/10.1002/chin.201519327

Surface Layering at the Mercury-Electrolyte Interface

Autor: Bridget M. Murphy, L. Tamam, Ivan Kuzmenko, Moshe Deutsch, Annika Elsen, Olaf M. Magnussen, B. M. Ocko

Publikováno v: Physical Review Letters. 104

X-ray reflectometry reveals atomic layering at a liquid-liquid interface--mercury in a 0.01 M NaF solution. The interface width exceeds capillary wave theory predictions and displays an anomalous dependence on the voltage applied across it, displayin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c63e23d50f48f7526bfb922d18504f29
https://doi.org/10.1103/physrevlett.104.105501