Seminare

High-Fidelity Hot Gates for Generic Spin-Resonator Systems (Dr. M. Schütz)

Datum: 29.03.2017
Uhrzeit: 11:30 - 12:30
Vortragende(r): Dr. Martin Schütz
Harvard University, Department of Physics, USA
Raum: Herbert Walther Lecture Hall
Gastgeber: MPQ, Theory Division

We propose and analyze a high-fidelity hot gate for generic spin-resonator systems which allows for coherent spin-spin coupling, in the presence of a thermally populated resonator mode. [mehr]

Decoding Protocols for Classical Communication on Quantum Channels (M. Rosati)

Datum: 27.03.2017
Uhrzeit: 11:30 - 12:30
Vortragende(r): Matteo Rosati
Faculty of Mathematical and Natural Sciences, Scuola Normale Superiore, Pisa
Raum: Herbert Walther Lecture Hall
Gastgeber: MPQ, Theory Division

I discuss the transmission of classical information via quantum carriers with focus on the decoding stage. [mehr]

Quantum optomechanics with superfluid helium density waves (Alexey Shkarin)

Datum: 24.03.2017
Uhrzeit: 11:00 - 12:00
Vortragende(r): Alexey Shkarin
Department of Physics, Yale University, USA
Raum: Herbert Walther Lecture Hall
Gastgeber: MPQ, Quantum Dynamics Division

The field of optomechanics deals with the interaction between light and mechanical objects. [mehr]

DMRG with Subspace Expansion on Symmetry-Protected Tensor Networks (C. Hubig)

Datum: 23.03.2017
Uhrzeit: 14:00 - 15:00
Vortragende(r): Claudius Hubig
Department für Physik, Ludwig-Maximilians-Universität München
Raum: Seminar room Theory Division - B 2.46
Gastgeber: MPQ, Theory Division

The Density Matrix Renormalisation Group when applied to matrix-product states is the method of choice for ground-state search on one-dimensional systems and still highly competitive even in unfavourable circumstances, such as critical systems and higher dimensions. [mehr]

Quantum optics with semiconductor quantum dots (Prof. P. Senellart-Mardon)

Datum: 17.03.2017
Uhrzeit: 13:30 - 14:30
Vortragende(r): Prof. Dr. Pascale Senellart-Mardon
Center for Nanoscience and Nanotechnology - Marcoussis Campus, CNRS / Paris Sud Université
Raum: Herbert Walther Lecture Hall
Gastgeber: MPQ, Quantum Dynamics Division

Today, optical quantum technologies are limited both by the low efficiency of heralded single-photon sources and by the probabilistic operation of two-photon gates. [mehr]