Introductory Course on Ultracold Quantum Gases 2023
9-12.06.2023, Innsbruck. Our course will give a basic introduction into the fascinating research field of cold atoms and ultracold quantum gases, which offers many exciting opportunities for young researchers.
Summer 2023: Aurora Excellence Fellowship Program
Open call: The Aurora Excellence Fellowship Program for Visiting Bachelor, Master and PhD Students is now accepting applications.
Cluster of Excellence Quantum Science Austria granted
Three Clusters of Excellence in Innsbruck have been funded! With highly endowed clusters of excellence, the Austrian Science Fund FWF creates Austrian flagships of basic research. The University of Innsbruck will coordinate the Cluster of Excellence for Quantum Sciences.
Atoms in Tweezers
In the T-REQS lab we have now loaded atoms in our optical tweezers.
Vortices in a dysprosium gas
By stirring the magnetic field which polarizes the atoms in a dysprosium condensate, we were able to generate vortices–tiny quantum tornadoes–in a dipolar gas for the first time!
Bloch Oscillations
By letting an erbium quantum droplet fall under gravity through an optical lattice, it is possible to understand the inter-atomic interactions and quantum fluctuations through variations of the Bloch oscillation.
ERC Advanced Grant DymetEr has been funded!
Happy 10th Birthday to the first Erbium BEC!
Phase coherence in out-of-equilibrium supersolid states of ultracold dipolar atoms
By quenching the contact interaction, it is possible to destroy the phase coherence in a dipolar supersolid. However, the supersolidity is “repaired” when reversing the dephasing process.
3D array of large-spin fermions
In joint theoretical and experimental work with our theory colleagues A.-M. Rey (JILA) and B. Zhu (ITAMP) we investigate dipolar induced magnetization-conserving spin exchange dynamics with fermionic Er in a 3D optical lattice
Our group studies dipolar quantum gases made of Erbium (Er) and Dysprosium (Dy) atoms. These extraordinarily magnetic species are a powerful new resource for reaching quantum simulation with strong connectivity, in which each atom is coupled to the other over long distances, and exploring exotic phases of matter that have no classical counterpart.
We have three labs: the ERBIUM LAB, where Er was Bose condensed for the first time ever, the Er-Dy LAB which studies quantum dipolar mixtures under a quantum-gas microscope, and the T-Reqs LAB, where we trap Er atoms in arrays of optical tweezers for Rydberg physics. Recently, we have established a theoretical subdivision aimed at studying and predicting dipolar phenomena in dipoalr quantum gases and mixtures.
The group, led by Francesca Ferlaino, is jointly located at the Institute for Experimental Physics (IExP) of the University of Innsbruck and at the Institute for Quantum Optics and Quantum Information (IQOQI) of the Austrian Academy of Sciences, and it is part of the Innsbruck Center for Ultracold Atoms and Quantum Gases.
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News from the labs
Supersolids go circular! Our Er-Dy and theory labs collaborate together to realise supersolidity in round traps. We also investigate effective formation protocols for two-dimensional supersolids, and explore the rich excitation spectra of these objects.
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Our experimental work on the lifecycle of a supersolid got selected as APS Editors' Suggestion, featured in Physics Viewpoint with an article by Chinmayee Mishra and in Physics World with an article by Oliver Stockdale. Congratulation to the Er-Dy Team!
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Now in PRL! The supersolid phase transition at finite temperature is poorly understood since tools for an adequate theoretical simulation are still lacking. We have characterised the evaporative formation of a dipolar supersolid from a thermal gas using in-situ imaging. The work is to appear in PRL.
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Group news
On the 25/02/2020, Sandra held her defense for her master thesis and is now officially a Master of Science! Congratulations!
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Simon Baier is honored for his dissertation "Ultracold Dipolar Erbium Atoms: From Scattering Phenomena to Quantum Simulations", which gives an overview of his research on dipolar quantum phenomena. It documents Simon Baier's research on the long-range magnetic interaction of ultracold particles, which he studied in the group of Francesca Ferlaino.
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The Physics magazine of the American Physical Society (APS) has named the discovery of super solidity in ultra cold quantum gases as one of the top ten Highlights of 2019.
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Welcome and goodbye
Welcome to Elena, who has joined the Theory team as PhD Student.
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Welcome to Amal El-Arrach and Simon Gschwendter, who have joined respectively the T-REQS and the Erbium teams for their master thesis.
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Welcome to Dr. Hagai Edri (right) and Julián Maloberti (left) who have joined the T-Reqs team as postdoctoral fellow and Phd student, respectively.
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