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• "Coherent population trapping by dark state formation in a carbon nanotube quantum dot", Donarini, Niklas, Schafberger, Paradiso, Strunk, Grifoni, 2019

  Publication

  Illumination of atoms by resonant lasers can pump electrons into a coherent superposition of hyperfine levels which can no longer absorb the light....

  Publication on epub.uni-regensburg.de: "Coherent population trapping by dark state formation in a carbon nanotube quantum dot" (external link, opens in a new window)

• "Control of Spin Relaxation in Disordered Quantum Wells and Nanowires", Kammermeier, 2018

  Publication

  A central theme in semiconductor spintronics is the control of spin-polarized charge carriers. In order to utilize the spin for information...

  Publication on epub.uni-regensburg.de: "Control of Spin Relaxation in Disordered Quantum Wells and Nanowires" (external link, opens in a new window)

• "Comparing time-dependent density functional theory with many-body perturbation theory for semiconductors: Screened range-separated hybrids and the GW plus Bethe-Salpeter approach", Wing, Haber, Noff, Barker, Egger, Ramasubramaniam, Louie, Neaton, Kronik, 2019

  Publication

  We present band structure and optical absorption spectra obtained from density functional theory (DFT) and linear response time-dependent DFT (TDDFT)...

  Publication on epub.uni-regensburg.de: "Comparing time-dependent density functional theory with many-body perturbation theory for semiconductors: Screened range-separated hybrids and the GW plus Bethe-Salpeter approach" (external link, opens in a new window)

• "Constructing the Electronic Structure of CH3NH3PbI3 and CH3NH3PbBr3 Perovskite Thin Films from Single-Crystal Band Structure Measurements", Zu, Amsalem, Egger, Wang, Wolff, Fang, Loi, Neher, Kronik, Duhm, Koch, 2019

  Publication

  Photovoltaic cells based on halide perovskites, possessing remarkably high power conversion efficiencies have been reported. To push the development...

  Publication on epub.uni-regensburg.de: "Constructing the Electronic Structure of CH3NH3PbI3 and CH3NH3PbBr3 Perovskite Thin Films from Single-Crystal Band Structure Measurements" (external link, opens in a new window)

• "Spin relaxation in wurtzite nanowires", Kammermeier, Wenk, Dirnberger, Bougeard, Schliemann, 2018

  Publication

  We theoretically investigate the D'yakonov-Perel' spin-relaxation properties in diffusive wurtzite semiconductor nanowires and their impact on the...

  Publication on epub.uni-regensburg.de: "Spin relaxation in wurtzite nanowires" (external link, opens in a new window)

• "In-plane magnetoelectric response in bilayer graphene", Kammermeier, Wenk, Zülicke, 2019

  Publication

  A graphene bilayer shows an unusual magnetoelectric response whose magnitude is controlled by the valley-isospin density, making it possible to link...

  Publication on epub.uni-regensburg.de: "In-plane magnetoelectric response in bilayer graphene" (external link, opens in a new window)

• "Breakdown of the Static Picture of Defect Energetics in Halide Perovskites: The Case of the Br Vacancy in CsPbBr3", Cohen, Egger, Rappe, Kronik, 2019

  Publication

  We consider the Br vacancy in CsPbBr3 as a prototype for the impact of structural dynamics on defect energetics in halide perovskites (HaPs). Using...

  Publication on epub.uni-regensburg.de: "Breakdown of the Static Picture of Defect Energetics in Halide Perovskites: The Case of the Br Vacancy in CsPbBr3" (external link, opens in a new window)

• "Dynamic shortening of disorder potentials in anharmonic halide perovskites", Gehrmann, Egger, 2019

  Publication

  Halide perovskites are semiconductors that exhibit sharp optical absorption edges and small Urbach energies allowing for efficient collection of...

  Publication on epub.uni-regensburg.de: "Dynamic shortening of disorder potentials in anharmonic halide perovskites" (external link, opens in a new window)

• "Photoinduced polarization enhancement on biased bilayer graphene in the Landau level regime", López, Berche, Schliemann, Mireles, Santos, 2019

  Publication

  We investigate the charge carrier dynamics in bilayer graphene subject to monochromatic laser irradiation within the Landau level quantization regime....

  Publication on epub.uni-regensburg.de: "Photoinduced polarization enhancement on biased bilayer graphene in the Landau level regime" (external link, opens in a new window)

• "What Remains Unexplained about the Properties of Halide Perovskites?", Egger, Bera, Cahen, Hodes, Kirchartz, Kronik, Lovrincic, Rappe, Reichman, Yaffe, 2018

  Publication

  The notion that halide perovskite crystals (ABX(3), where X is a halide) exhibit unique structural and optoelectronic behavior deserves serious...

  Publication on epub.uni-regensburg.de: "What Remains Unexplained about the Properties of Halide Perovskites?" (external link, opens in a new window)