Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Jane Hvolbæk Nielsen"'
Autor:
Martin Nielsen, Ana Diaz, Thomas Pedersen, Jane Hvolbæk Nielsen, Jens Wenzel Andreasen, Jan Kehres, Federico Masini, Ole Hansen, Ib Chorkendorff
Publikováno v:
Journal of Synchrotron Radiation
Kehres, J, Pedersen, T, Masini, F, Andreasen, J W, Nielsen, M M, Diaz, A, Nielsen, J H, Hansen, O & Chorkendorff, I 2016, ' Novel micro-reactor flow cell for investigation of model catalysts using in situ grazing-incidence X-ray scattering ', Journal of Synchrotron Radiation, vol. 23, no. 2, pp. 455-463 . https://doi.org/10.1107/S1600577516001387
Kehres, J, Pedersen, T, Masini, F, Andreasen, J W, Nielsen, M M, Diaz, A, Nielsen, J H, Hansen, O & Chorkendorff, I 2016, ' Novel micro-reactor flow cell for investigation of model catalysts using in situ grazing-incidence X-ray scattering ', Journal of Synchrotron Radiation, vol. 23, no. 2, pp. 455-463 . https://doi.org/10.1107/S1600577516001387
The design and performance of a novel micro-reactor in situ flow cell permitting investigation of model catalysts with grazing-incidence small- and wide-angle X-ray scattering is presented.
The design, fabrication and performance of a novel and
The design, fabrication and performance of a novel and
Publikováno v:
The Journal of Physical Chemistry C. 119:29178-29185
Colloidal chemistry, in combination with nanoparticle (NP)/support epitaxial interactions is used here to synthesize shape-selected and thermodynamically stable metallic NPs over a broad range of NP sizes. The morphology of three-dimensional palladiu
Autor:
A.M. Molenbroek, Kristin Høydalsvik, Jan Kehres, Ib Chorkendorff, Tejs Vegge, Dag W. Breiby, Jens Wenzel Andreasen, Jon Geest Jakobsen, Jostein Bø Fløystad, Haihua Liu, Jane Hvolbæk Nielsen
Publikováno v:
The Journal of Physical Chemistry C. 119:1424-1432
A nickel/spinel (Ni/MgAl_2O_4) catalyst, w(Ni) = 22 wt %, was investigated in situ during reduction with wide-angle X-ray scattering (WAXS) in a laboratory setup and with anomalous small-angle X-ray scattering (ASAXS) at a synchrotron source. Complem
Autor:
Paolo Malacrida, Anders Nilsson, Ifan E. L. Stephens, Ib Chorkendorff, Anders Ulrik Fregerslev Nierhoff, Daniel Friebel, Thomas Willum Hansen, Federico Masini, Christian Ejersbo Strebel, Jane Hvolbæk Nielsen, Davide Deiana, Anna M. Wise, Patricia Hernandez-Fernandez, Anders Bodin, David Norman McCarthy
Publikováno v:
Nature Chemistry. 6:732-738
Low-temperature fuel cells are limited by the oxygen reduction reaction, and their widespread implementation in automotive vehicles is hindered by the cost of platinum, currently the best-known catalyst for reducing oxygen in terms of both activity a
Publikováno v:
Nielsen, K, Andersen, T, Jensen, R, Nielsen, J H & Chorkendorff, I 2014, ' An Open-Source Data Storage and Visualization Back End for Experimental Data ', SLAS TECHNOLOGY: Translating Life Sciences Innovation, vol. 19, no. 2, pp. 183-190 . https://doi.org/10.1177/2211068213503824
In this article, a flexible free and open-source software system for data logging and presentation will be described. The system is highly modular and adaptable and can be used in any laboratory in which continuous and/or ad hoc measurements require
Autor:
Jane Hvolbæk Nielsen, Anders Ulrik Fregerslev Nierhoff, Jan Kehres, Elisabetta Maria Fiordaliso, Ib Chorkendorff, Christian Ejersbo Strebel, David Norman McCarthy, Federico Masini
Publikováno v:
Journal of Catalysis. 308:282-290
Mass-selected Ru nanoparticles were deposited onto planar SiO 2 support and their capability for the methanation reaction investigated. The catalytic activity for the methanation reaction at 100 mbar under hydrogen rich conditions (1:99 CO/H 2 ratio)
Autor:
Anders Ulrik Fregerslev Nierhoff, Christian Ejersbo Strebel, A. den Dunnen, Jane Hvolbæk Nielsen, David Norman McCarthy, Ib Chorkendorff, Tobias Peter Johansson
Publikováno v:
The Journal of Physical Chemistry C. 116:15353-15360
Using temperature-programmed desorption experiments, we have studied the coordination dependent adsorption of CO on a platinum (Pt) single crystal, and mass-selected Pt nanoparticles in the size range of 3 to 11 nm, for CO dosing pressures in 10–7
Autor:
Christian Ejersbo Strebel, Rasmus Munksgård Nielsen, Shane Murphy, Jane Hvolbæk Nielsen, Martin Johansson
Publikováno v:
Carbon. 49:376-385
The scanning tunneling microscopy and temperature programmed oxidation methods were used to study the catalytic oxidation of graphite by mass-selected Ru nanoparticles. Channeling by the nanoparticles was observed on the unsputtered HOPG basal surfac
Autor:
Martin Johansson, Søren Bastholm Vendelbo, Jane Hvolbæk Nielsen, Ib Chorkendorff, Martin Andersson, Duncan J. Mowbray, Frank Abild-Pedersen, Jens K. Nørskov
Publikováno v:
Topics in Catalysis. 53:357-364
The influence of steps on CO reactions has been studied on a \( {\text{Ru}}(0\,1\,\bar{1}\,54) \) single crystal with a step density of 4%. Based on temperature programmed desorption (TPD) and oxygen titration experiments as well as density functiona
Autor:
Rasmus Munksgård Nielsen, Shane Murphy, Ib Chorkendorff, Martin Johansson, Jane Hvolbæk Nielsen, Christian Ejersbo Strebel
Publikováno v:
Journal of Nanoparticle Research. 12:1249-1262
We have investigated the morphology of mass selected ruthenium nanoparticles produced with a magnetron-sputter gas-aggregation source. The nanoparticles are mass selected using a quadrupole mass filter, resulting in narrow size distributions and aver