@article{13359, author = {{Ma, Xuekai and Egorov, Oleg A. and Schumacher, Stefan}}, issn = {{0031-9007}}, journal = {{Physical Review Letters}}, number = {{15}}, title = {{{Creation and Manipulation of Stable Dark Solitons and Vortices in Microcavity Polariton Condensates}}}, doi = {{10.1103/physrevlett.118.157401}}, volume = {{118}}, year = {{2017}}, } @article{13358, author = {{Vollbrecht, Joachim and Wiebeler, Christian and Schumacher, Stefan and Bock, Harald and Kitzerow, Heinz-Siegfried}}, issn = {{1542-1406}}, journal = {{Molecular Crystals and Liquid Crystals}}, pages = {{66--73}}, title = {{{Enhanced columnar mesophase range through distortions in arene cores}}}, doi = {{10.1080/15421406.2017.1284387}}, year = {{2017}}, } @article{13361, author = {{Lafont, O. and Luk, S. M. H. and Lewandowski, P. and Kwong, N. H. and Leung, P. T. and Galopin, E. and Lemaitre, A. and Tignon, J. and Schumacher, Stefan and Baudin, E. and Binder, R.}}, issn = {{0003-6951}}, journal = {{Applied Physics Letters}}, title = {{{Controlling the optical spin Hall effect with light}}}, doi = {{10.1063/1.4975681}}, year = {{2017}}, } @article{13356, author = {{Ma, Xuekai and Schumacher, Stefan}}, issn = {{2469-9950}}, journal = {{Physical Review B}}, number = {{23}}, title = {{{Vortex-vortex control in exciton-polariton condensates}}}, doi = {{10.1103/physrevb.95.235301}}, volume = {{95}}, year = {{2017}}, } @article{13803, author = {{Giannozzi, P and Andreussi, O and Brumme, T and Bunau, O and Buongiorno Nardelli, M and Calandra, M and Car, R and Cavazzoni, C and Ceresoli, D and Cococcioni, M and Colonna, N and Carnimeo, I and Dal Corso, A and de Gironcoli, S and Delugas, P and DiStasio, R A and Ferretti, A and Floris, A and Fratesi, G and Fugallo, G and Gebauer, R and Gerstmann, Uwe and Giustino, F and Gorni, T and Jia, J and Kawamura, M and Ko, H-Y and Kokalj, A and Küçükbenli, E and Lazzeri, M and Marsili, M and Marzari, N and Mauri, F and Nguyen, N L and Nguyen, H-V and Otero-de-la-Roza, A and Paulatto, L and Poncé, S and Rocca, D and Sabatini, R and Santra, B and Schlipf, M and Seitsonen, A P and Smogunov, A and Timrov, I and Thonhauser, T and Umari, P and Vast, N and Wu, X and Baroni, S}}, issn = {{0953-8984}}, journal = {{Journal of Physics: Condensed Matter}}, number = {{46}}, title = {{{Advanced capabilities for materials modelling with Quantum ESPRESSO}}}, doi = {{10.1088/1361-648x/aa8f79}}, volume = {{29}}, year = {{2017}}, } @article{7481, abstract = {{The electronic band structures of hexagonal ZnO and cubic ZnS, ZnSe, and ZnTe compounds are determined within hybrid-density-functional theory and quasiparticle calculations. It is found that the band-edge energies calculated on the G0W0 (Zn chalcogenides) or GW (ZnO) level of theory agree well with experiment, while fully self-consistent QSGW calculations are required for the correct description of the Zn 3d bands. The quasiparticle band structures are used to calculate the linear response and second-harmonic-generation (SHG) spectra of the Zn–VI compounds. Excitonic effects in the optical absorption are accounted for within the Bethe–Salpeter approach. The calculated spectra are discussed in the context of previous experimental data and present SHG measurements for ZnO.}}, author = {{Riefer, Arthur and Weber, Nils and Mund, Johannes and Yakovlev, Dmitri R. and Bayer, Manfred and Schindlmayr, Arno and Meier, Cedrik and Schmidt, Wolf Gero}}, issn = {{1361-648X}}, journal = {{Journal of Physics: Condensed Matter}}, number = {{21}}, publisher = {{IOP Publishing}}, title = {{{Zn–VI quasiparticle gaps and optical spectra from many-body calculations}}}, doi = {{10.1088/1361-648x/aa6b2a}}, volume = {{29}}, year = {{2017}}, } @article{13289, author = {{Yulin, A. and Driben, R. and Meier, Torsten}}, issn = {{2469-9926}}, journal = {{Physical Review A}}, number = {{3}}, title = {{{Bloch oscillations and resonant radiation of light propagating in arrays of nonlinear fibers with high-order dispersion}}}, doi = {{10.1103/physreva.96.033827}}, volume = {{96}}, year = {{2017}}, } @article{13332, author = {{Podzimski, Reinold and Duc, Huynh Thanh and Meier, Torsten}}, issn = {{2469-9950}}, journal = {{Physical Review B}}, number = {{20}}, title = {{{Anisotropic excitons and their contributions to shift current transients in bulk GaAs}}}, doi = {{10.1103/physrevb.96.205201}}, volume = {{96}}, year = {{2017}}, } @article{3834, abstract = {{The problem of light scattering by ice crystals of cirrus clouds is considered in the case of a hexagonal ice plate with different distributions over crystal orientations. The physical-optics approximation based on (E, M)-diffraction theory is compared with two exact numerical methods: the finite difference time domain (FDTD) and the discontinuous Galerkin time domain (DGTD) in order to estimate its accuracy and limits of applicability. It is shown that the accuracy of the physical-optics approximation is estimated as 95% for the averaged backscattering Mueller matrix for particles with size parameter more than 120. Furthermore, the simple expression that allows one to estimate the minimal number of particle orientations required for appropriate spatial averaging has been derived.}}, author = {{Konoshonkin, Alexander and Borovoi, Anatoli and Kustova, Natalia and Okamoto, Hajime and Ishimoto, Hiroshi and Grynko, Yevgen and Förstner, Jens}}, issn = {{0022-4073}}, journal = {{Journal of Quantitative Spectroscopy and Radiative Transfer}}, keywords = {{tet_topic_scattering}}, pages = {{132--140}}, publisher = {{Elsevier BV}}, title = {{{Light scattering by ice crystals of cirrus clouds: From exact numerical methods to physical-optics approximation}}}, doi = {{10.1016/j.jqsrt.2016.12.024}}, volume = {{195}}, year = {{2016}}, } @article{3843, abstract = {{We simulate light scattering by random irregular particles that have dimensions much larger than the wavelength of incident light at the size parameter of 𝑋=200 using the discontinuous Galerkin time domain method. A comparison of the DGTD solution for smoothly faceted particles with that obtained with a geometric optics model shows good agreement for the scattering angle curves of intensity and polarization. If a wavelength-scale surface roughness is introduced, diffuse scattering at rough interface results in smooth and featureless curves for all scattering matrix elements which is consistent with the laboratory measurements of real samples.}}, author = {{Grynko, Yevgen and Shkuratov, Yuriy and Förstner, Jens}}, issn = {{0146-9592}}, journal = {{Optics Letters}}, keywords = {{tet_topic_scattering}}, number = {{15}}, pages = {{3491--3493}}, publisher = {{The Optical Society}}, title = {{{Light scattering by irregular particles much larger than the wavelength with wavelength-scale surface roughness}}}, doi = {{10.1364/ol.41.003491}}, volume = {{41}}, year = {{2016}}, } @article{3849, abstract = {{The physical optics approximations are derived from the Maxwell equations. The scattered field equations by Kirchhoff, Stratton-Chu, Kottler and Franz are compared and discussed. It is shown that in the case of faceted particles, these equations reduce to a sum of the diffraction integrals, where every diffraction integral is associated with one plane–parallel optical beam leaving a particle facet. In the far zone, these diffraction integrals correspond to the Fraunhofer diffraction patterns. The paper discusses the E-, M- and (E, M)-diffraction theories as applied to ice crystals of cirrus clouds. The comparison to the exact solution obtained by the discontinuous Galerkin time domain method shows that the Kirchhoff diffraction theory is preferable.}}, author = {{Konoshonkin, Alexander V. and Kustova, Natalia V. and Borovoi, Anatoli G. and Grynko, Yevgen and Förstner, Jens}}, issn = {{0022-4073}}, journal = {{Journal of Quantitative Spectroscopy and Radiative Transfer}}, keywords = {{tet_topic_scattering}}, pages = {{12--23}}, publisher = {{Elsevier BV}}, title = {{{Light scattering by ice crystals of cirrus clouds: comparison of the physical optics methods}}}, doi = {{10.1016/j.jqsrt.2016.05.006}}, volume = {{182}}, year = {{2016}}, } @article{3886, abstract = {{ We report on second harmonic generation spectroscopy on a series of rectangular arrays of split-ring resonators. Within the sample series, the lattice constants are varied, but the area of the unit cell is kept fixed. The SHG signal intensity of the different arrays upon resonant excitation of the fundamental plasmonic mode strongly depends on the respective arrangement of the split-ring resonators. This finding can be explained by variations of the electromagnetic interactions between the split-ring resonators in the different arrays. The experimental results are in agreement with numerical calculations based on the discontinuous Galerkin time-domain method. (PDF) The role of electromagnetic interactions.... Available from: https://www.researchgate.net/publication/297612326_The_role_of_electromagnetic_interactions_in_second_harmonic_generation_from_plasmonic_metamaterials [accessed Aug 13 2018].}}, author = {{Alberti, Julian and Linnenbank, Heiko and Linden, Stefan and Grynko, Yevgen and Förstner, Jens}}, issn = {{0946-2171}}, journal = {{Applied Physics B}}, keywords = {{tet_topic_shg, tet_topic_meta}}, number = {{2}}, pages = {{45--50}}, publisher = {{Springer Nature}}, title = {{{The role of electromagnetic interactions in second harmonic generation from plasmonic metamaterials}}}, doi = {{10.1007/s00340-015-6311-x}}, volume = {{122}}, year = {{2016}}, } @inproceedings{23975, author = {{Zibart, Alexander and Cherkezova, Rositsa and Figge, Heiko and Kenig, Eugeny}}, location = {{Kassel}}, title = {{{Eine neue Rippengeometrie zur Verbesserung des Wärmeübergangs in flüssigkeitsdurchströmten Kanälen}}}, year = {{2016}}, } @article{6551, author = {{Bause, Fabian and Rautenberg, Jens and Feldmann, Nadine and Webersen, Manuel and Claes, Leander and Gravenkamp, Hauke and Henning, Bernd}}, journal = {{Measurement Science and Technology}}, keywords = {{material characterization, material parameters, acoustic waveguide, daming, ultrasonic transducer}}, number = {{10}}, title = {{{Ultrasonic transmission measurements in the characterization of viscoelasticity utilizing polymeric waveguides}}}, doi = {{10.1088/0957-0233/27/10/105601}}, volume = {{27}}, year = {{2016}}, } @inproceedings{6576, author = {{Webersen, Manuel and Johannesmann, Sarah and Claes, Leander and Henning, Bernd}}, booktitle = {{2016 IEEE IUS~Proceedings}}, title = {{{Characterization of Continuous-fiber Reinforced Thermoplastics Using Thermoacoustically Excited Ultrasonic Lamb Waves}}}, year = {{2016}}, } @article{16954, author = {{Hanske, Jonas and Aleksić, Stevan and Ballaschk, Martin and Jurk, Marcel and Shanina, Elena and Beerbaum, Monika and Schmieder, Peter and Keller, Bettina G. and Rademacher, Christoph}}, issn = {{0002-7863}}, journal = {{Journal of the American Chemical Society}}, keywords = {{pc2-ressources}}, pages = {{12176--12186}}, title = {{{Intradomain Allosteric Network Modulates Calcium Affinity of the C-Type Lectin Receptor Langerin}}}, doi = {{10.1021/jacs.6b05458}}, year = {{2016}}, } @article{16323, author = {{Vollmers, Nora Jenny and Müller, Patrick and Hoffmann, Alexander and Herres-Pawlis, Sonja and Rohrmüller, Martin and Schmidt, Wolf Gero and Gerstmann, Uwe and Bauer, Matthias}}, issn = {{0020-1669}}, journal = {{Inorganic Chemistry}}, pages = {{11694--11706}}, title = {{{Experimental and Theoretical High-Energy-Resolution X-ray Absorption Spectroscopy: Implications for the Investigation of the Entatic State}}}, doi = {{10.1021/acs.inorgchem.6b01704}}, year = {{2016}}, } @inproceedings{13151, author = {{Graf, Tobias and Platzner, Marco}}, booktitle = {{Computer and Games}}, title = {{{Using Deep Convolutional Neural Networks in Monte Carlo Tree Search}}}, year = {{2016}}, } @inproceedings{13152, author = {{Graf, Tobias and Platzner, Marco}}, booktitle = {{IEEE Computational Intelligence and Games}}, title = {{{Monte-Carlo Simulation Balancing Revisited}}}, year = {{2016}}, } @article{13240, abstract = {{Recently, the quantum harmonic oscillator model has been combined with maximally localized Wannier functions to account for long-range dispersion interactions in density functional theory calculations (Silvestrelli, J. Chem. Phys. 2013, 139, 054106). Here, we present a new, improved set of values for the three parameters involved in this scheme. To test the new parameter set we have computed the potential energy curves for various systems, including an isolated Ar2 dimer, two N2 dimers interacting within different configurations, and a water molecule physisorbed on pristine graphene. While the original set of parameters generally overestimates the interaction energies and underestimates the equilibrium distances, the new parameterization substantially improves the agreement with experimental and theoretical reference values. © 2016 Wiley Periodicals, Inc.}}, author = {{Partovi-Azar, Pouya and Berg, Matthias and Sanna, Simone and Kühne, Thomas D.}}, journal = {{International Journal of Quantum Chemistry}}, keywords = {{Wannier orbitals, Van der Waals interactions, density functional theory, quantum harmonic oscillator}}, number = {{15}}, pages = {{1160--1165}}, title = {{{Improved parameterization of the quantum harmonic oscillator model based on localized wannier functions to describe Van der Waals interactions in density functional theory}}}, doi = {{10.1002/qua.25150}}, volume = {{116}}, year = {{2016}}, }