News about Quantum physics

Extreme measuring device can bring quantum technology to your smartphone

University of Copenhagen researchers have invented a “quantum drum” that can measure pressure, a gas leak, heat, magnetism and a host of other things with extreme precision. It can even scan the shape of a single virus.…

Extreme measuring device can bring quantum technology to your smartphone

University of Copenhagen researchers have invented a “quantum drum” that can measure pressure, a gas leak, heat, magnetism and a host of other things with extreme precision. It can even scan the shape of a single virus.…

Sune Skelgaard Forchhammer and Anas Youssef Idiab

Title: Efficient Simulation of Quantum Trajectories for Multiple Qubits in a Resonator Cavity Under Continuous Heterodyne Detection Supervisor: Klaus Mølmer

Rasmus Bruhn Nielsen

Title: Towards cluster state generation using charged quantum dot Supervisors: Peter Lodahl, Alexey Tiranov

Nikolaj Aagaard Larsen

Title: Engineering an effective oscillator with negative mass and down-converted frequency in quantum optomechanics using two-tone driving Supervisors: Assoc. Prof. Emil Zeuthen, Prof. Eugene S. Polzik

Jonas Lauritsen

Title: Quantum teleportation between oscillators interacting with light in cascades Supervisors: Assoc. Prof. Emil Zeuthen, Prof. Eugene S. Polzik

Jonathan Guldberg Elsborg

Title: Towards Continuous NICE-OHMS Supervisors: Jörg Helge Müller, Asbjørn Arvad Jørgensen

Christian Folkersen Bærentsen

Generation of non-classical states in a hybrid spin-optomechanical system Supervisor: Prof. Dr. Eugene S. Polzik

Professor: We must revive and relive Niels Bohr's joy of science

Niels Bohr would have had difficulty settling into the much more fragmented approach to science we have today, says Hans Halvorson.

Promising building blocks for photonic quantum simulators

Deterministic single photon light sources, creating quantum bits at extreme rates and speed are now coupled to specially designed, integrated photonic circuits, capable of processing quantum information with adequate…

Leading mathematician wants to solve the riddle of a million quantum particles

One of Europe’s leading mathematicians - Professor Søren Fournais of the University of Copenhagen – is dedicating the next five years to understanding a mysterious quantum phenomenon through extremely complex equations.…

Dags Olsteins

Cryogenic On-Chip Multiplexing Using SAG Nanowires Academic advisor: Thomas Sand Jespersen

Nils Valentin Hauff

Topological Waveguides and Symmetrical Droplet Quantum Dots for Scalable Photonic Quantum Technology Supervisor: Prof. Peter Lodahl

Rebecca Schmieg

Ph.D. thesis: Collective Spin-Oscillators for Light-Atom Interfaces Supervisor: Prof. Dr. Eugene S. Polzik

Mikkel Tang

Superradiant Lasers Based on Strontium-88 Supervisors: Jörg Helge Müller

Ivan Galinskiy

Ph.D. thesis: Counting the uncountable: Non-Gaussian quantum optomechanics Supervisor: Prof. Dr. Eugene S. Polzik

Martin Asbjørn Krehbiel

Title: Single photon sources and applications Supervisors: Leonardo Midolo, Mikkel Mikkelsen, Beatricie da Lio

Camille Papon

Photonic circuits with multiple quantum dots -Towards scalable operation of deterministic single-photon sources Supervisors: Prof. Peter Lodahl & Assoc. Prof. Leonardo Midolo

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…

Eva Maria Gonzalez Ruiz

Single-photon sources as a key resource for developing a global quantum network Supervisor: Prof. Anders S. Sørensen

Hanna Krystyna Salamon

Title: Novel nanophotonic interface for droplet GaAs quantum dots Supervisors: Peter Lodahl, Alexey Tiranov

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.