The distribution of entanglement across distant qubits is a central challenge for the operation of scalable quantum computers and large-scale quantum networks. Existing approaches rely on
Quantum computing is transitioning from small noisy prototypes toward architectures capable of fault-tolerant operation. Current research focuses on scaling systems, improving coherence and control,
Nonreciprocity-the ability to transmit signals in one direction while blocking them in the reverse-has become a powerful resource in quantum technologies, enabling directional amplification, routing
| T. Böhm, F. Kretzschmar, A. Baum, M. Rehm, D. Jost, R. Hosseinian Ahangharnejhad, R. Thomale, C. Platt, T. A. Maier, W. Hanke, B. Moritz, T. P. Devereaux, D. J. Scalapino, S. Maiti, P. J.
| T. Böhm, A. F. Kemper, B. Moritz, F. Kretzschmar, B. Muschler, H.-M. Eiter, R. Hackl, T. P. Devereaux, D. J. Scalapino, Hai-Hu Wen
Utilizing the program of expectation values in coherent states and its recently developed algorithmic tools, this letter investigates the dynamical properties of cosmological coherent states for loop
Contactless High Performance Power Transmission
12 March 2021
Superconducting coils boost performance of contactless power transmission
A team led by Technical University of Munich (TUM)
Contactless High Performance Power Transmission
12 March 2021
Superconducting coils boost performance of contactless power transmission
A team led by Technical University of Munich (TUM)
We study the fundamental physics of solid-state based quantum systems and advance their fabrication technology to lay the basis for applications in quantum computing, quantum communication, and
We study the foundations of quantum microwave communication and sensing. We also develop quantum microwave technologies for the realization of quantum local area networks and advanced sensing methods.
Rudolf Gross conducts research in the field of quantum matter and solid-state quantum systems. He is particularly interested in quantum phenomena in superconducting and magnetic materials. He also
Prof. Hans Huebl is permanent staff scientist and scientific director (interim) at the Walther-Meißner-Institut of the Bavarian Academy of Sciences and Humanities and adjunct Professor at the
Applications for noisy intermediate-scale quantum computing devices rely on the efficient entanglement of many qubits to reach a potential quantum advantage. Although entanglement is typically
High-temperature superconducting cuprates respond to doping with a dome-like dependence of their critical temperature (Tc). But the family-specific maximum Tc can be surpassed by application of
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
The EU project OpenSuperQPlus gets underway
01 March 2023
OpenSuperQPlus unites 28 European research partners from 10 countries aiming to develop a 1,000 qubit quantum computer
The project
The Quantum Flagship was launched in 2018 as one of the largest and most ambitious research initiatives of the European Union. With a budget of €1 billion and a duration of 10 years, the flagship
Gross Group: Open Topics for Master Theses
Microwave quantum communication and sensing
Microwaves in the frequency range of 1-10 GHz are the natural frequency scale for many well-known
We present a cavity-electromechanical system comprising a superconducting quantum interference device which is embedded in a microwave resonator and coupled via a pickup loop to a 6-μg magnetically
We analyze the implementation of high-fidelity, phonon-mediated gate operations and quantum simulation schemes for spin qubits associated with silicon vacancy centers in diamond. Specifically, we
Optical detection of magnetization dynamics at low temperatures (experiment)
Utilizing magneto-optical effects enables the investigation of excitations in magnetic systems like magnons or spin waves
Magnon transport in laterally confined magnetic insulators (experiment)
In antiferromagnetic insulators, we obtain two magnon modes with opposite spin chirality due to the two opposing magnetic
Within the seminar, students give talks on current topics in condensed matter physics. The seminar aims to give a closer look at new developments in condensed matter physics and to show how these
Within the seminar, students give talks on current topics in condensed matter physics. The seminar aims to give a closer look at new developments in condensed matter physics and to show how these
We analyze the implementation of high-fidelity, phonon-mediated gate operations and quantum simulation schemes for spin qubits associated with silicon vacancy centers in diamond. Specifically, we
Walther-Meißner-Seminar WS 2023/24
Seminar Program WS 2023/2024
Time: Friday, 11.15 h Place: Seminar Room 143,
Seminar Program WS 2023/2024
Time: Friday, 11.15 h Place: Seminar Room 143, Walther-Meißner-Institute,
Universal quantum computers promise to solve computational problems that are beyond the capabilities of known classical algorithms. To realize such quantum hardware on a superconducting material
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
We study the collective emission of a disordered array of N excited two-level atoms into a one-dimensional photonic waveguide. In the perfectly ordered case, where atoms are spaced by exact integer
What Do We Use Helium-4 For?
Today, more than one-third of the helium consumption is for cryogenic applications (mostly MRI: 22%, laboratory use: 10%, other cryogenics: 4%). Complementary use for
The collaborative research center TRR 80 connects fundamental research on emergent new materials properties driven by strong electronic correlations with the focussed exploration for possible new
Content
This module provides a detailed discussion of the fascinating properties of quantum fluids, mesoscopic solid state systems (nanostructures) as well as experimental low temperature
I. Networked Quantum Systems (NeQuS)
In quantum technologies, presently no hardware platform fulfills all requirements for useful applications. Thus, hybrid systems that fortuitously combine the
Ferroelectricity, where electronic degrees of freedom determine the polar order—thereby enabling fast switching and phase control—is an important research field in current condensed-matter physics.
Antiferromagnetic materials promise improved performance for spintronic applications, as they are robust against external magnetic field perturbations and allow for faster magnetization dynamics
Content
This module provides a detailed discussion of the fascinating properties of quantum liquids, mesoscopic solid state systems (nanostructures) as well as experimental low temperature
Content
This module provides a detailed discussion of the fascinating properties of quantum liquids, mesoscopic solid state systems (nanostructures) as well as experimental low temperature
The research unit ‘Chiral phonons for spintronics (CHIPS)‘ wants to understand the physical properties of these chiral phonons in connection with magnetism and spintronics, i.e. in connection with
We analyze the recently observed breakdown of the integer quantum Hall effect in a two-dimensional electron gas embedded in a metallic split-ring resonator. By accounting for both the quantized
