Suchergebnisse - "Roduner, Emil"

Understanding catalysis von Roduner, Emil

“… The large majority of chemical compounds underwent at least one catalytic step during synthesis. While it is common knowledge that catalysts enhance reaction …”
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Size matters: why nanomaterials are different von Roduner, Emil

“… Gold is known as a shiny, yellow noble metal that does not tarnish, has a face centred cubic structure, is non-magnetic and melts at 1336 K. However, a small …”
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Superatom chemistry: promising properties of near-spherical noble metal clusters von Roduner, Emil

“… Properties of near-spherical metal clusters are best understood on the basis of the concept of conventional atoms. Their conduction electrons occupy cluster …”
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What Is Heat? Can Heat Capacities Be Negative? von Roduner, Emil

“… In the absence of work, the exchange of heat of a sample of matter corresponds to the change of its internal energy, given by the kinetic energy of random …”
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Nanoscopic materials: size-dependent phenomena von Roduner, Emil

“… Nanotechnology has been hailed as a key technology of the 21st century. The scope of this field is huge and could have a wide influence on many aspects of …”
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Technical principles of atmospheric carbon dioxide reduction and conversion: economic considerations for some developing countries von Roduner, Emil, Rohwer, Egmont R.

“… Since natural photosynthesis in our biosphere does not have the capacity to cope with the additional atmospheric CO 2 due to combustion of fossil fuels, CO 2 …”
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Correction to: Technical principles of atmospheric carbon dioxide reduction and conversion: economic considerations for some developing countries von Roduner, Emil, Rohwer, Egmont R.

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Platinum-hydrogen vibrations and low energy electronic excitations of 13-atom Pt nanoclusters von Keppeler, Melanie, Roduner, Emil

“… Two Pt-H vibrational bands at 1679 cm(-1) and 1392 cm(-1) observed with 13-atom Pt clusters supported in LTL zeolite by Fourier Transform Infrared (FTIR) …”
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Preserving Cultural Diversity in Rural Africa Using Renewable Energy von Roduner, Emil, Rohwer, Egmont R.

“… Ninety percent of the large interior, rural part of Africa is not an abundant user of fossil fuels and is not connected to an electricity grid. This limits …”
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Aerobic one-step oxidation of benzene to phenol on copper exchanged HZSM5 zeolites: A mechanistic study von Tabler, Andreas, Häusser, Anette, Roduner, Emil

“… •Dioxygen is activated at the copper centers in the zeolite.•Cu+ oxidation by O2 and Cu2+ reduction by benzene represent a catalytic redox cycle.•Both, …”
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Cloning and characterization of a new laccase from Bacillus licheniformis catalyzing dimerization of phenolic acids von Koschorreck, Katja, Richter, Sven M, Ene, Augusta B, Roduner, Emil, Schmid, Rolf D, Urlacher, Vlada B

“… A new laccase gene (cotA) was cloned from Bacillus licheniformis and expressed in Escherichia coli. The recombinant protein CotA was purified and showed …”
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Creativity is essential to the ethos of universities von Roduner, Emil

“… Letter to the Editor …”
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Anomalous Diamagnetic Susceptibility in 13-Atom Platinum Nanocluster Superatoms von Roduner, Emil, Jensen, Christopher, van Slageren, Joris, Rakoczy, Rainer A., Larlus, Oliver, Hunger, Michael

“… We are used to being able to predict diamagnetic susceptibilities χD to a good approximation in atomic increments since there is normally little dependence on …”
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Selected fundamentals of catalysis and electrocatalysis in energy conversion reactions—A tutorial von Roduner, Emil

“… •Upscaling power density requires downscaling transport distances to minimize loss.•Energy intensive reactions are driven by electricity instead of …”
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Structure and Magnetization of Small Monodisperse Platinum Clusters von Liu, Xiong, Bauer, Matthias, Bertagnolli, Helmut, Roduner, Emil, van Slageren, Joris, Phillipp, Fritz

“… Magnetization measurements of well-characterized monodisperse Pt clusters consisting of 13+/-2 atoms in a zeolite confirm the predicted extraordinary magnetic …”
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Tax fuel production, not emissions von Roduner, Emil

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Tax fossil-fuel production, not emissions von Roduner, Emil

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Symmetry and Electronic Properties of Metallic Nanoclusters von Roduner, Emil

“… Spherical nanoclusters with countable member atoms and delocalized valence orbitals are superatoms with properties analogous to those of simple atoms. This is …”
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EPR spectroscopic investigation of radical-induced degradation of partially fluorinated aromatic model compounds for fuel cell membranes von Schönberger, Frank, Kerres, Jochen, Dilger, Herbert, Roduner, Emil

“… EPR spectroscopic investigations of reactions between monomeric model compounds representing typical structural moieties of poly(aryl) ionomers and …”
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Platinum species in the pores of NaX, NaY and NaA zeolites studied using EPR, XAS and FTIR spectroscopies von Akdogan, Yasar, Vogt, Christina, Bauer, Matthias, Bertagnolli, Helmut, Giurgiu, Liviu, Roduner, Emil

“… The results of X-band EPR, X-ray absorption and Fourier transform infrared spectroscopy on Pt(NH(3))(4)(2+) exchanged NaX, NaY and NaA zeolites reveal after …”
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