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• "The semiclassical continuity equation for open chaotic systems", Kuipers, Waltner, Gutierrez, Richter, 2009

  Publikation

  We consider the continuity equation for open chaotic quantum systems in the semiclassical limit. First we explicitly calculate a semiclassical...

  Publikation auf epub.uni-regensburg.de: "The semiclassical continuity equation for open chaotic systems" (externer Link, öffnet neues Fenster)

• "The semiclassical origin of curvature effects in universal spectral statistics", Waltner, Heusler, Urbina, Richter, 2009

  Publikation

  We consider the energy-averaged two-point correlator of spectral determinants and calculate contributions beyond the diagonal approximation using...

  Publikation auf epub.uni-regensburg.de: "The semiclassical origin of curvature effects in universal spectral statistics" (externer Link, öffnet neues Fenster)

• "Resonant-tunneling-based spin ratchets", Scheid, Lassl, Richter, 2009

  Publikation

  We outline a generic ratchet mechanism for creating directed spin-polarized currents in ac-driven double-well or double-dot structures by employing...

  Publikation auf epub.uni-regensburg.de: "Resonant-tunneling-based spin ratchets" (externer Link, öffnet neues Fenster)

• "Orbital effects of tunneling anisotropic magnetoresistance in Fe/GaAs/Au junctions", Wimmer, Lobenhofer, Moser, Matos-Abiague, Schuh, Wegscheider, Fabian, Richter, Weiss, 2009

  Publikation

  We report experiments on epitaxially grown Fe/GaAs/Au tunnel junctions demonstrating that the magnitude of the tunneling anisotropic magnetoresistance...

  Publikation auf epub.uni-regensburg.de: "Orbital effects of tunneling anisotropic magnetoresistance in Fe/GaAs/Au junctions" (externer Link, öffnet neues Fenster)

• "Semiclassical approach to the ac conductance of chaotic cavities", Petitjean, Waltner, Kuipers, Adagideli, Richter, 2009

  Publikation

  We address frequency-dependent quantum transport through mesoscopic conductors in the semiclassical limit. By generalizing the trajectory-based...

  Publikation auf epub.uni-regensburg.de: "Semiclassical approach to the ac conductance of chaotic cavities" (externer Link, öffnet neues Fenster)

• "Revivals of quantum wave packets in graphene", Krueckl, Kramer, 2009

  Publikation

  We investigate the propagation of wave packets on graphene in a perpendicular magnetic field and the appearance of collapses and revivals in the time...

  Publikation auf epub.uni-regensburg.de: "Revivals of quantum wave packets in graphene" (externer Link, öffnet neues Fenster)

• "Interfaces Within Graphene Nanoribbons", Wurm, Wimmer, Adagideli, Richter, Baranger, 2009

  Publikation

  We study the conductance through two types of graphene nanostructures: nanoribbon junctions in which the width changes from wide to narrow, and curved...

  Publikation auf epub.uni-regensburg.de: "Interfaces Within Graphene Nanoribbons" (externer Link, öffnet neues Fenster)

• "Charge ratchet from spin flip: space-time symmetry paradox", Smirnov, Bercioux, Grifoni, Richter, 2009

  Publikation

  Traditionally the charge ratchet effect is considered as a consequence of either the spatial symmetry breaking engineered by asymmetric periodic...

  Publikation auf epub.uni-regensburg.de: "Charge ratchet from spin flip: space-time symmetry paradox" (externer Link, öffnet neues Fenster)

• "Quantum transport in nanostructures: From computational concepts to spintronics in graphene and magnetic tunnel junctions", Wimmer, 2009

  Publikation

  Both the field of spintronics - utilizing the spin degree of freedomof charge carriers - as well as the field of graphene - a single layerof...

  Publikation auf epub.uni-regensburg.de: "Quantum transport in nanostructures: From computational concepts to spintronics in graphene and magnetic tunnel junctions" (externer Link, öffnet neues Fenster)

• "Upstanding Rashba spin in honeycomb lattices: Electrically reversible surface spin polarization", Liu, Chang, 2009

  Publikation

  The spin-split states subject to Rashba spin-orbit coupling in two-dimensional systems have long been accepted as pointing inplane and perpendicular...

  Publikation auf epub.uni-regensburg.de: "Upstanding Rashba spin in honeycomb lattices: Electrically reversible surface spin polarization" (externer Link, öffnet neues Fenster)