News about Quantum physics

Danish quantum physicists make nanoscopic advance of colossal significance

In a new breakthrough, researchers at the University of Copenhagen, in collaboration with Ruhr University Bochum, have solved a problem that has caused quantum researchers headaches for years. The researchers can now…

Asbjørn Arvad Jørgensen

Ph.D. thesis: OPTICAL FREQUENCY COMBS FROM MICRO RING RESONATORS Supervisors: Jan W. Thomsen and Helge Müller

Christoffer Østfeldt

Ph.D. thesis: Quantum Optomechanics for Hybrid Spin–Membrane Entanglement Supervisor: Prof. Dr. Eugene S. Polzik

Denmark’s first quantum-secured fibre-optic link established between NBI and DTU

On 22 November, DTU and the Niels Bohr Institute successfully demonstrated an absolutely secure connection – a video connection that cannot be hacked.

Felix Frohnert

Variational Autoencoder Analysis of Quantum Systems Supervisors: Karsten Flensberg, Evert van Nieuwenburg

Georgios Georgogiannis

Field Theoretical Modeling of Parafermion Devices for Quantum Transport Supervisor: Michele Burrello

Kian Gao

Towards tantalum superconducting qubits with shadowed junction nanowires Supervisor: Morten Kjaergaard

Andreas Pöschl

Nonlocal transport signatures of Andreev bound states in superconductor-semiconductor hybrid devices Supervisor: Charles M. Marcus

Steffen Zelzer

Scanning Tunnelling Microscopy of Molecular Beam Epitaxy Grown Intrinsic and Buried InAs Quantum Well Structures Supervisor: Kasper Grove-Rasmussen

Major investment for developing Denmark’s first fully functional quantum computer

Denmark’s first fully functional generally applicable quantum computer will be available in 2034. This is the objective of the ambitious Novo Nordisk Foundation Quantum Computing Programme that is being launched in…

Researcher: Cultural aspects of quantum theory are missing in physics classes 

Quantum mechanics is interpreted in many different – often unscientific – ways. This opens up questions about the foundations of quantum theory and its relationship with culture that physics educators should not ignore,…

Sebastian Riis Reventlov Husted

O-Lattice Interface Matching Supervisors: Peter Krogstrup & Tobias Særkjær

Denmark's first quantum information science programme to open soon

With quantum technologies blossoming globally, the demand for quantum experts is already high across several sectors. To meet this demand, the University of Copenhagen will soon open Denmark's first quantum science…

Denmark's first quantum information science programme to open soon

With quantum technologies blossoming globally, the demand for quantum experts is already high across several sectors. To meet this demand, the University of Copenhagen will soon open Denmark's first quantum science…

Jakob D. Olsen

Charge Noise and Stability of Foundry-Fabricated Silicon Spin-Qubit Devices Supervisors: Anasua Chatterjee & Ferdinand Kuemmeth

A quantum drum that stores quantum states for record-long times

With a coherence time of one hundred milliseconds, the membrane can for example store sensitive quantum information for further processing in a quantum computer or network.

Scientific advance leads to a new tool in the fight against hackers

A new form of security identification could soon see the light of day and help us protect our data from hackers and cybercriminals. Quantum mathematicians at the University of Copenhagen have solved a mathematical riddl…

Letizia Catalini

Ph.D. thesis: Nonlinear Phenomena in Dissipation Diluted Nanomechanical Resonators Supervisor: Prof. Dr. Albert Schliesser

Breakthrough of the year

Today the renowned journal Physics World announced the 2021 Breakthrough of the Year – and the two winning papers on quantum entanglement of two macroscopic objects are based on work of Professor Eugene Polzik from the…

Yannick Seis

Ultra-Coherent Electro-Mechanics in the Quantum Regime Supervisor: Prof. Dr. Albert Schliesser

Innovative chip built by UCPH physicists resolves quantum headache

Quantum physicists at the University of Copenhagen are reporting an international achievement for Denmark in the field of quantum technology. By simultaneously operating multiple spin qubits on the same quantum chip,…

Arianne Brooks

Whispering-gallery-modes in QD-embedded micro disc resonators for optical routing

Sampo Saarinen

Optomechanics at the room temperature - Towards classical and quantum applications Supervisor: Prof. Dr. Albert Schliesser

Asli Dilara Ugurlu

Novel Optical Polymer-Based Interfaces to Quantum Photonic Integrated Circuits Supervisors: Prof. Peter Lodahl & Assoc. Prof. Leonardo Midolo