For approximately 10 years, superconducting quantum circuits printed on silicon chips are used to study the fundamental laws of quantum mechanics. Two prototypical examples for such circuits are
The BMBF funded program "Grand Challenge in Quantum Communication" had its kick-off meeting at TUM.
Walther-Meißner-Seminar 2021/22
Seminar Program WS 2021/22
Time: Friday, 11.15 h Place: Seminar Room 143, Walther-Meißner-Institute,
Seminar Program WS 2021/22
Time: Friday, 11.15 h Place: Seminar Room 143, Walther-Meißner-Institute, Walther-Meißner-Str. 8, D-85748 Garching
Ling Zhong was member of the Gross group at WMI as a Ph.D. student between November 2011 and August 2015.
Ph.D. Thesis: Generation and Reconstruction of Propagating Quantum Microwaves (2015)
In his
Edwin Menzel was member of the Gross groups as a Master and Ph.D. Student, as well as a postdoctoral researcher between 2006 and 2015.
Master Thesis: Geometrieabhängigkeit des TMR-Effekts in
Developing schemes for efficient and broadband frequency conversion of quantum signals is an ongoing challenge in the field of modern quantum information. The coherent conversion between microwave
Peter Rabl Joins WMI as a New Scientific Director
01 January 2023
We heartly welcome Peter Rabl at WMI as a new Scientific Director.
Peter Rabl, who previously was affiliated with the Technical
The new theory group at WMI is also an important cornerstone of the Munich Quantum Valley e.V. (MQV). It particularly aims at strengthening the theory activities in the field of interdisciplinary
We develop analytic and numerical methods for modelling the quantum properties of superconducting circuits, nanomechanical devices, spin ensembles and hybrid quantum systems. Our goal is to identify
Dr. Peter Rabl is Full Professor (Chair) in Physics at the TU Munich and Scientific Director of the Walther-Meißner-Institute (WMI) of the Bavarian Academy of Sciences and Humanities. Peter Rabl
Quantum networks with photons and phonons
The distribution of entanglement between separated nodes of a quantum network is a fundamental task for almost all quantum communication and quantum
The SuperQuLAN project addresses the long-term goal of realizing large-scale Quantum Local Area Networks (QuLANs), where many individual superconducting quantum computing modules are linked by
Magnons Prefer a Sense of Rotation Dancing the Waltz
Observation of the Nonreciprocal Magnon Hanle Effect in Antiferromagnets
A team of researchers from the Bavarian Academy of Sciences and
Rabl Group: Open Topics for Master Theses
We are a theory group working on the modeling of quantum information processing and quantum simulation schemes in solid-state and hybrid quantum systems
Nanoscale quantum optics explores quantum phenomena in nanophotonics systems for advancing fundamental knowledge in nano and quantum optics and for harnessing the laws of quantum physics in the
| Xiang, Ze-Liang and Zhang, Mengzhen and Jiang, Liang and Rabl, Peter
| Stannigel, K. and Rabl, P. and Sorensen, A. S. and Zoller, P. and Lukin, M. D.
Scalable quantum information processing with superconducting circuits is expected to advance from individual processors located in single dilution refrigerators to more powerful distributed quantum
Security of modern classical data encryption often relies on computationally hard problems, which can be trivialized with the advent of quantum computers. A potential remedy for this is quantum
Applied Quantum Theory: quantum communication and quantum computation protocols theory of superconducting qubits and hybrid quantum systems quantum many-body effects in strongly- and
In information technology, nonreciprocal devices are of key importance. They let information carriers only move forward and not backward or let them circulate only clockwise and not
Fabrication of a superconducting transmission line in the reflection regime (experiment)
The rare earth spin ensembles are well established by now in the optical domain where the microwave states
Interaction of electronic spin ensembles with propagating quantum microwaves (experiment)
The rare earth spin ensembles are well established by now in the optical domain where the microwave states
Broadband electron spin resonance spectroscopy of 170Erbium spins in Silicon
Silicon-based devices are deeply integrated into our todays information and communication technology. Therefore, silicon
Broadband electron spin resonance spectroscopy of 167Erbium spins in Silicon
Silicon-based devices are deeply integrated into our todays information and communication technology. Therefore, silicon
We are a theory group working on the modeling of quantum information processing and quantum simulation schemes in solid-state and hybrid quantum systems and we are always looking for highly
WMI demonstrates that open air QKD with propagating microwaves can be unconditionally secure with communication at room temperature up to 200 m
Within the Walther-Meißner-Seminar national and international experts present talks on current research related to the research topics of the Walther-Meißner-Institute such as quantum information
Content
Within the seminar Superconducting Quantum Circuits, students present state-of-the-art developments in modern quantum technology with superconducting quantum circuits. In this field,
Within the Walther-Meißner-Seminar national and international experts present talks on current research related to the research topics of the Walther-Meißner-Institute such as quantum information
Content
Within the seminar Superconducting Quantum Circuits, students present state-of-the-art developments in modern quantum technology with superconducting quantum circuits. In this field,
Within the Walther-Meißner-Seminar national and international experts present talks on current research related to the research topics of the Walther-Meißner-Institute such as quantum information
The optical manipulation of magnon states in antiferromagnets (AFMs) holds significant potential for advancing AFM-based computing devices. In particular, two-magnon Raman scattering processes are
Quantum communication exploits non-classical correlations to achieve efficient and unconditionally secure exchange of information. In particular, the quantum teleportation protocol allows for a
The main objective of this thesis is quantum communication with propagating quantum microwaves. The central result is the successful experimental realization of analog quantum teleportation of
The distribution of remote entanglement within small- and large-scale quantum networks is becoming a fundamental task as quantum computing and quantum communication mature into more advanced fields.
The efficient transfer of quantum states into a long-lived storage unit such as solid-state spin ensembles is widely recognized as a critical challenge with significant implications for quantum
Microwave quantum communication and sensing
Microwaves in the frequency range of 1-10 GHz are the natural frequency scale for many well-known applications, such as radar, mobile communication, or
Content
The application of superconducting circuits for the realization of future quantum electronics has attracted strong interest, in particular regarding the implementation of quantum information
Within the Walther-Meißner-Seminar national and international experts present talks on current research related to the research topics of the Walther-Meißner-Institute such as quantum information
We describe a novel scheme for the generation of stationary entanglement between two separated qubits that are driven by a purely thermal photon source. While in this scenario the qubits remain in a
Quantum communication in the microwave regime is set to play an important role in distributed quantum computing and hybrid quantum networks. However, typical superconducting quantum circuits require
S. Pogorzalek, K. G. Fedorov, M. Xu, A. Parra-Rodriguez, M. Sanz, M. Fischer, E. Xie, K. Inomata, Y. Nakamura, E. Solano, A. Marx, F. Deppe, R. Gross, Secure Quantum Remote State Preparation of
A 40-year journey towards understanding the Duffing oscillator
26 May 2023
WMI scientists resolve a longstanding puzzle about the Duffing oscillator
A team of researchers from the Bavarian
Figure: Wigner function of the steady-state during dissipative phase transition with increasing driving stregth ξ0 (top: theory, bottom: experiment). At small and large driving strength, the
