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SKM 2023 – wissenschaftliches Programm

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HL: Fachverband Halbleiterphysik

HL 24: Quantum dots: Optics

Mittwoch, 29. März 2023, 09:30–13:15, POT 151

09:30 HL 24.1 Raman spectroscopic structure analysis of colloidal semiconductor core-shell quantum dots for the achievement of near-unity quantum efficiency — •Sandra Zech, Sonja Krohn, Hannes Van Avermaet, Zeger Hens, Jan Steffen Niehaus, Janina Maultzsch, and Holger Lange
09:45 HL 24.2 Collective Excitation of Spatio-Spectrally Distinct Quantum Dots Enabled by Chirped PulsesFlorian Kappe, Yusuf Karli, Thomas Bracht, Saimon Covre da Silva, Tim Seidelmann, Vollrath Martin Axt, Armando Rastelli, Gregor Weihs, Doris Reiter, and •Vikas Remesh
10:00 HL 24.3 Prospects of atomic vapor-based storage of single photons emitted by a deterministically fabricated quantum dot device — •Avijit Barua, Benjamin Maass, Norman Vincenz Ewald, Suk-in Park, Sung-yul Park, Jin-Dong Song, Janik Wolters, and Stephan Reitzenstein
10:15 HL 24.4 Exploring the double pulse excitation scheme for generation of photon number coherent statesYusuf Karli, •Daniel Vajner, Florian Kappe, Paul Hagen, Lena Hansen, Saimon Filipe Covre da Silva, Thomas Bracht, René Schwarz, Christian Schimpf, Vikas Remesh, Juan Loredo, Armando Rastelli, Vollrath Martin Axt, Philip Walther, Doris Reiter, Tobias Heindel, and Gregor Weihs
10:30 HL 24.5 Towards deterministic generation of time-bin entangled photons from GaAs quantum dots — •Florian Kappe, Yusuf Karli, Thomas Bracht, Saimon Covre da Silva, Armando Rastelli, Vikas Remesh, Doris Reiter, and Gregor Weihs
10:45 HL 24.6 Generation of indistinguishable and entangled photons at telecom frequencies using tailored cavity designs — •David Bauch, Dustin Siebert, Jens Förstner, Klaus D. Jöns, and Stefan Schumacher
11:00 HL 24.7 Exciton diffusion in a quantum dot ensemble — •Karol Kawa and Paweł Machnikowski
  11:15 30 min. break
11:45 HL 24.8 Preparation of spin qubits in droplet-etched GaAs quantum dots using quasi-resonant excitation — •Caspar Hopfmann, Nand Lal Sharma, Weijie Nie, Robert Keil, Fei Ding, and Oliver G. Schmidt
12:00 HL 24.9 Effect of tunnel barrier thickness on optical properties of GaAs quantum dots embedded in Schottky diode structures — •Nand Lal Sharma, Moritz Langer, Ankita Choudhary, Oliver G. Schmidt, and Caspar Hopfmann
12:15 HL 24.10 Size-dependence of the Auger process in self-assembled quantum dots — •Hendrik Mannel, Marcel Zöllner, Fabio Rimek, Arne Ludwig, Andreas Wieck, Martin Geller, and Axel Lorke
12:30 HL 24.11 Single Mode Coupled Emission of Resonant Excited GaAs Quantum Dots — •Martin Kernbach, Julian Siller, Sophia Fuchs, and Andreas W. Schell
12:45 HL 24.12 The role of charge transfer for light emission from excitonic complexes in a single quantum emitter — •Marcel Zöllner, Fabio Rimek, Hendrik Mannel, Andreas D. Wieck, Arne Ludwig, Martin Geller, and Axel Lorke
13:00 HL 24.13 Single photon source in a topological cavityJonathan Jurkat, Sebastian Klembt, Marco De Gregorio, •Moritz Meinecke, Quirin Buchinger, Tristan Hader, Johannes Beierlein, Oleg Egorov, Monika Emmerling, Constantin Krause, Christian Schneider, Tobias Huber-Loyola, and Sven Höfling
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