@article{8670, author = {{Mallet, F. and Ericsson, J. and Mailly, D. and Ünlübayir, S. and Reuter, Dirk and Melnikov, A. and Wieck, A. D. and Micklitz, T. and Rosch, A. and Costi, T. A. and Saminadayar, L. and Bäuerle, C.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Scaling of the Low-Temperature Dephasing Rate in Kondo Systems}}}, doi = {{10.1103/physrevlett.97.226804}}, year = {{2006}}, } @article{18597, abstract = {{We propose a new method for calculating optical defect levels and thermodynamic charge-transition levels of point defects in semiconductors, which includes quasiparticle corrections to the Kohn-Sham eigenvalues of density-functional theory. Its applicability is demonstrated for anion vacancies at the (110) surfaces of III–V semiconductors. We find the (+/0) charge-transition level to be 0.49 eV above the surface valence-band maximum for GaAs(110) and 0.82 eV for InP(110). The results show a clear improvement over the local-density approximation and agree closely with an experimental analysis.}}, author = {{Hedström, Magnus and Schindlmayr, Arno and Schwarz, Günther and Scheffler, Matthias}}, issn = {{1079-7114}}, journal = {{Physical Review Letters}}, number = {{22}}, publisher = {{American Physical Society}}, title = {{{Quasiparticle corrections to the electronic properties of anion vacancies at GaAs(110) and InP(110)}}}, doi = {{10.1103/PhysRevLett.97.226401}}, volume = {{97}}, year = {{2006}}, } @article{41284, author = {{Liu, Xiong and Bauer, Matthias and Bertagnolli, Helmut and Roduner, Emil and van Slageren, Joris and Phillipp, Fritz}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, keywords = {{General Physics and Astronomy}}, number = {{25}}, publisher = {{American Physical Society (APS)}}, title = {{{Structure and Magnetization of Small Monodisperse Platinum Clusters}}}, doi = {{10.1103/physrevlett.97.253401}}, volume = {{97}}, year = {{2006}}, } @article{23495, abstract = {{The method of angular photonic correlations of spontaneous emission is introduced as an experimental, purely optical scheme to characterize disorder in semiconductor nanostructures. The theoretical expression for the angular correlations is derived and numerically evaluated for a model system. The results demonstrate how the proposed experimental method yields direct information about the spatial distribution of the relevant states and thus on the disorder present in the system.}}, author = {{Bozsoki, P. and Thomas, P. and Kira, M. and Hoyer, W. and Meier, Torsten and Koch, S. W. and Maschke, K. and Varga, I. and Stolz, H.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{22}}, title = {{{Characterization of Disorder in Semiconductors via Single-Photon Interferometry}}}, doi = {{10.1103/physrevlett.97.227402}}, volume = {{97}}, year = {{2006}}, } @article{7658, author = {{Reuter, D. and Kailuweit, P. and Wieck, A. D. and Zeitler, U. and Wibbelhoff, O. and Meier, Cedrik and Lorke, A. and Maan, J. C.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{2}}, publisher = {{American Physical Society (APS)}}, title = {{{Coulomb-Interaction-Induced Incomplete Shell Filling in the Hole System of InAs Quantum Dots}}}, doi = {{10.1103/physrevlett.94.026808}}, volume = {{94}}, year = {{2005}}, } @article{8674, author = {{Reuter, Dirk and Kailuweit, P. and Wieck, A. D. and Zeitler, U. and Wibbelhoff, O. and Meier, Cedrik and Lorke, A. and Maan, J. C.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Coulomb-Interaction-Induced Incomplete Shell Filling in the Hole System of InAs Quantum Dots}}}, doi = {{10.1103/physrevlett.94.026808}}, year = {{2005}}, } @article{8686, author = {{Würtz, A. and Müller, T. and Lorke, A. and Reuter, Dirk and Wieck, A. D.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Electrical Readout of the Local Nuclear Polarization in the Quantum Hall Effect: A Hyperfine Battery}}}, doi = {{10.1103/physrevlett.95.056802}}, year = {{2005}}, } @article{8694, author = {{Scheibner, R. and Buhmann, H. and Reuter, Dirk and Kiselev, M. N. and Molenkamp, L. W.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Thermopower of a Kondo Spin-Correlated Quantum Dot}}}, doi = {{10.1103/physrevlett.95.176602}}, year = {{2005}}, } @article{4262, abstract = {{Time-dependent two-photon photoemission spectra are used to resolve the femtosecond dynamics of hot electrons at the energetically lowest surface resonance of reconstructed InP(100). Two different cases are studied, where electrons either are lifted into the surface resonance via a direct optical transition or are captured from bulk states. These data are the first of this kind recorded with a time resolution below 70 fs. The microscopic analysis shows that electron-phonon scattering is a major mechanism for electron transfer between surface and bulk states.}}, author = {{Töben, L. and Gundlach, L. and Ernstorfer, R. and Eichberger, R. and Hannappel, T. and Willig, F. and Zeiser, A. and Förstner, Jens and Knorr, A. and Hahn, P. H. and Schmidt, W. G.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{6}}, publisher = {{American Physical Society (APS)}}, title = {{{Femtosecond Transfer Dynamics of Photogenerated Electrons at a Surface Resonance of Reconstructed InP(100)}}}, doi = {{10.1103/physrevlett.94.067601}}, volume = {{94}}, year = {{2005}}, } @article{4264, abstract = {{We demonstrate that the temporal pulse phase remains essentially unaltered before separate phase characteristics are developed when propagating high-intensity pulses coherently on the exciton resonance of an optically thick semiconductor. This behavior is a clear manifestation of self-induced transmission and pulse breakup into solitonlike pulses due to Rabi flopping of the carrier density. Experiments using a novel fast-scan cross-correlation frequency-resolved optical gating (XFROG) method are in good agreement with numerical calculations based on the semiconductor Bloch equations.}}, author = {{Nielsen, N. C. and zu Siederdissen, T. Höner and Kuhl, J. and Schaarschmidt, M. and Förstner, Jens and Knorr, A. and Giessen, H.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, keywords = {{tet_topic_qd}}, number = {{5}}, publisher = {{American Physical Society (APS)}}, title = {{{Phase Evolution of Solitonlike Optical Pulses during Excitonic Rabi Flopping in a Semiconductor}}}, doi = {{10.1103/physrevlett.94.057406}}, volume = {{94}}, year = {{2005}}, } @article{16558, author = {{Dellnitz, Michael and Junge, Oliver and Lo, Martin W. and Marsden, Jerrold E. and Padberg, Kathrin and Preis, Robert and Ross, Shane D. and Thiere, Bianca}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Transport of Mars-Crossing Asteroids from the Quasi-Hilda Region}}}, doi = {{10.1103/physrevlett.94.231102}}, year = {{2005}}, } @article{23504, abstract = {{The coherent optical injection and temporal decay of spin and charge currents in semiconductor heterostructures is described microscopically, including excitonic effects, many-body Coulomb correlations, and the carrier LO-phonon coupling on the second-order Born-Markov level, as well as nonperturbative light-field-induced intraband and interband excitations. A nonmonotonic dependence of the currents on the intensities of the laser beams is predicted. Enhanced damping of the spin current relative to the charge current is obtained as a consequence of Coulomb scattering.}}, author = {{Duc, Huynh Thanh and Meier, Torsten and Koch, S. W.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{8}}, title = {{{Microscopic Analysis of the Coherent Optical Generation and the Decay of Charge and Spin Currents in Semiconductor Heterostructures}}}, doi = {{10.1103/physrevlett.95.086606}}, volume = {{95}}, year = {{2005}}, } @article{13709, author = {{Hahn, P. H. and Schmidt, Wolf Gero and Seino, K. and Preuss, M. and Bechstedt, F. and Bernholc, J.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, pages = {{037404}}, title = {{{Optical Absorption of Water: Coulomb Effects versus Hydrogen Bonding}}}, doi = {{10.1103/physrevlett.94.037404}}, volume = {{94}}, year = {{2005}}, } @article{13697, author = {{Ortmann, F. and Schmidt, Wolf Gero and Bechstedt, F.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{18}}, title = {{{Attracted by Long-Range Electron Correlation: Adenine on Graphite}}}, doi = {{10.1103/physrevlett.95.186101}}, volume = {{95}}, year = {{2005}}, } @article{13703, author = {{Preuss, M. and Schmidt, Wolf Gero and Bechstedt, F.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, title = {{{Coulombic Amino Group-Metal Bonding: Adsorption of Adenine on Cu(110)}}}, doi = {{10.1103/physrevlett.94.236102}}, volume = {{94}}, year = {{2005}}, } @article{1747, author = {{Zentgraf, Thomas and Christ, A. and Kuhl, J. and Giessen, H.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{24}}, publisher = {{American Physical Society (APS)}}, title = {{{Tailoring the Ultrafast Dephasing of Quasiparticles in Metallic Photonic Crystals}}}, doi = {{10.1103/physrevlett.93.243901}}, volume = {{93}}, year = {{2004}}, } @article{23512, abstract = {{The optically induced electron dynamics at a Si(001) surface is studied using a five-wave-mixing setup which measures the diffracted second-harmonic intensity induced by three ultrashort (13 fs) laser pulses. Depending on the time ordering of the pulses, this technique is capable of monitoring the temporal evolution of photoexcited one- or two-photon coherences, or populations. For a particular pulse sequence, the experiments show a delayed rise and a decay of the diffracted signal intensity on time scales of 50 and 250 fs, respectively. This response can be described by optical Bloch equations by including rapid scattering of the photoexcited carriers in the D(down)band of Si(001).}}, author = {{Voelkmann, C. and Reichelt, Matthias and Meier, Torsten and Koch, S. W. and Höfer, U.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{12}}, title = {{{Five-Wave-Mixing Spectroscopy of Ultrafast Electron Dynamics at a Si(001) Surface}}}, doi = {{10.1103/physrevlett.92.127405}}, volume = {{92}}, year = {{2004}}, } @article{13710, author = {{Ohtake, Akihiro and Kocán, Pavel and Seino, Kaori and Schmidt, Wolf Gero and Koguchi, Nobuyuki}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, pages = {{266101}}, title = {{{Ga-Rich Limit of Surface Reconstructions on GaAs(001): Atomic Structure of the(4×6)Phase}}}, doi = {{10.1103/physrevlett.93.266101}}, volume = {{93}}, year = {{2004}}, } @article{13717, author = {{Seino, K. and Schmidt, Wolf Gero and Bechstedt, F.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{3}}, title = {{{Energetics of Si(001) Surfaces Exposed to Electric Fields and Charge Injection}}}, doi = {{10.1103/physrevlett.93.036101}}, volume = {{93}}, year = {{2004}}, } @article{671, author = {{Förstner, Jens and Weber, C. and Danckwerts, J. and Knorr, A.}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, keywords = {{tet_topic_qd}}, number = {{12}}, pages = {{127401}}, publisher = {{American Physical Society (APS)}}, title = {{{Phonon-Assisted Damping of Rabi Oscillations in Semiconductor Quantum Dots}}}, doi = {{10.1103/physrevlett.91.127401}}, volume = {{91}}, year = {{2003}}, }