News about Quantum physics

Weiyuan Chen

Pb etchant development towards Pb-based quantum device fabrication Supervisor: Yu Liu

Camilla Birch Okkels

Title: Theoretical optimizations of quantum repeaters based on atomic ensembles Supervisor: Anders Søndberg Sørensen

Beñat Martinez de Aguirre Jokisch

Title: Dispersion engineering of atom-nanophotonic crystal waveguide interfaces Supervisors: Prof. Eugene Simon Polzik, Jean-Baptiste Béguin

Love Alexander Mandla Pettersson

Title: Exploring near-term quantum applications with graph states from quantum emitters Supervisors: Peter Lodahl, Stefano Paesani

Nicolas Remy Høegh Pedersen

Title: Nano-Opto-Mechanical Systems for photon control Supervisor: Leonardo Midolo

Zihua Wang

Title: Characterization of high-Q ultralight membranes towards novel optomechanical designs Supervisors: Prof. Eugene Simon Polzik, Dr. Georg Enzian

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.

Alan Sven Oesterle

Title: Quantum Enhanced Optical Magnetic Induction Tomography through Back-Action Evasion and Conditional Spin Squeezing Supervisor: Prof. Eugene Simon Polzik

Georgia Anyfantaki

Title: Characterization of quantum state of light emitted by quantum emitter Supervisors: Alexey Tiranov, Peter Lodahl

Isaac Roca Caritg

Title: Experimental implementation of a Top Hat beam shaper Supervisor: Prof. Eugene Simon Polzik

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

Jonas Højsted Dalgaard

Title: Violating Bell's inequality with continuous variables & qubit-cavity interaction Supervisor: Anders Søndberg Sørensen

Anna Torp Åkesso

Title: Correcting Control Pulse Distortions in Superconducting Qubits Supervisor: Morten Kjaergaard

Breakthrough of the year

Our team at the Quantum Optics group (QUANTOP) at the Niels Bohr Institute has applied the basic principle behind these achievements for quantum entanglement between very distant and different quantum objects,” says…

Christian Bjørnholt

Analyzing spin-qubit traces and dynamical quantum phase transitions using machine learning Supervisor: Evert van Nieuwenburg

Yannick Seis

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

Buyuan Luo

Title: Selection Rules of a simple model of a Quantum Dot Supervisor: Anders Søndberg Sørensen

Elias Najarro

Title: Machine-learning methods applied to inverse problems in motor neuronal networks Supervisors: James E. Avery, Henrik Lindén, Rune Berg

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,…

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,…

Sif Kristine Fugger

Title: Design and characterization of nano-mechanical quantum photonic devices Supervisors: Leonardo Midolo, Peter Lodahl

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