Matthias Althammer was awarded a prestigious Consolidator Grant from the ERC with total funding of about 2 Mio. euros for 5 years.
Ternary hybrid thin films composed of a diblock copolymer templating two types of nanoparticles (NPs) expand the functionality of binary systems, which renders them interesting for magnetic sensing…
Dr. Hans Hübl has been appointed Adjunct Professor at TUM in recognition for many years of excellence in research and teaching.
The second place at the MCQST best poster award goes to Emily Wright from the Quantum Computing team at the WMI.
Joint development of superconducting quantum processors and quantum circuits within the Munich Quantum Valley initiated
Protecting qubits from environmental noise while maintaining strong coupling for fast high-fidelity control is a central challenge for quantum information processing. Here, we demonstrate a novel…
Multi-mode superconducting circuits offer a promising platform for engineering robust systems for quantum computation. Previous studies have shown that single-mode devices cannot simultaneously…
Achieving fast and high-fidelity qubit operations is crucial for unlocking the potential of quantum computers. In particular, reaching low gate errors in two-qubit gates has been a long-standing…
As systems for quantum computing keep growing in size and number of qubits, challenges in scaling the control capabilities are becoming increasingly relevant. Efficient schemes to simultaneously…
| G. Angloher, A. Erb et al., CRESST Collaboration
In recent times, the sensitivity of low-mass direct dark matter searches has been limited by unknown low energy backgrounds close to the energy threshold of the experiments known as the low energy…
Recently low-mass dark matter direct searches have been hindered by a low-energy background, drastically reducing the physics reach of the experiments. In the CRESST-III experiment, this signal is…
Diamond operated as a cryogenic calorimeter is an excellent target for direct detection of low-mass dark matter candidates. Following the realization of the first low-threshold cryogenic detector…
Magnomechanical devices, in which magnetic excitations couple to mechanical vibrations, have been discussed as efficient and broadband microwave signal transducers in the classical and quantum limit.…
In quantum illumination, various detection schemes have been proposed for harnessing remaining quantum correlations of the entanglement-based resource state. To this date, the only successful…
We study Y3Fe5O12 (YIG) nanoflakes that we produce via mechanical cleaving and exfoliation of YIG single crystals. By characterizing their structural and magnetic properties, we find that these YIG…
Converting angular momentum between different degrees of freedom within a magnetic material results from a dynamic interplay between electrons, magnons, and phonons. This interplay is pivotal to…
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…
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.…
Tailored magnon-phonon hybrid systems, in which high-overtone bulk acoustic resonators couple resonantly to the Kittel mode of a ferromagnetic thin film, are considered optimal for the creation of…
In the present work, a detailed field dependence of the resistivity of Ni75Co25 and Ni40Co60 bulk alloys was measured at T = 3 K and 300 K up to high magnetic fields. The focus of the study was to…
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 study the incoherent transport of bosonic particles through a one dimensional lattice with different left and right hopping rates, as modelled by the asymmetric simple inclusion process (ASIP).…
A Cu/Ti neutron supermirror was developed and optimized for high overall and low spin-dependent neutron reflectivities. Control of the roughness growth allowed to achieve 90% reflectivity at the…
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…
WMI researchers demonstrate the interconversion of magnons and chiral phonons using a versatile experimental platform
In November 2023, the SNSF Sinergia grant An acoustic quantum interface for circuits and spins (AcQuaInt) was funded by the Swiss National Science Foundation (SNSF). This four year long research…
This thesis explores nano-electromechanical devices, interfacing the motion of nanoscale mechanical oscillators with the magnetic flux in a superconducting SQUID. Fabrication techniques and…
Two-dimensional (2D) carrier systems exhibit various significant physical phenomena for electronics and spintronics, where one of the most promising traits is efficient spin-to-charge conversion…
The ability to control the Gilbert damping which determines the lifetime of spin information is crucial for designing spintronic and magnonic devices. Thus, controlling the Gilbert damping parameter…
State tomography allows quantum states to be characterized, and was recently applied to reveal the dynamic magnetization state of a parametrically driven magnet. The identification of nonclassical…
The Public Annual Report 2023 of the Munich Quantum Valley is available for download now.
MQV and BAdW jointly organize the symposium "Quantum Technologies. Expectations of an Important Future Technology" with top-class lectures.
By strongly driving a transmon-resonator system, the transmon qubit may eventually escape from its cosine-shaped potential. This process is called transmon ionization (TI) and known to be detrimental…
With 300 on-site visitors and more than 300 in the live stream, the symposium Quantum Technologies, organized by BAdW and MQV, was a big success.
WMI hosts the kick-off seminar of the jDPG-Kolleg "Next Generation Computing".
On May 4th the Bavarian Academy of Science opened its doors to the public. The WMI fascinated over 5.500 visitors with low-temperature physics.
WMI researchers clarify the physics of transmon ionization and its impact on the performance of microwave single-photon detectors based on sc qubits.
Superconducting nanowire single-photon detectors (SNSPDs) are a key building block for photonic quantum technologies, as they provide a means for efficient readout of optical circuits with low timing…
Spin currents carried by magnetic waves called magnons can be sent across a device without using insulating magnets.
In its new permanent exhibition on "Light & Matter", the Deutsches Museum provides insight into the interaction between light and matter.
We investigate the magnon transport in ferrimagnetic and antiferromagnetic materials in-depth. Our results shed further light into the present understanding of magnon transport manipulated via a…
| Munich Quantum Valley (MQV)
