2025

New WIMP search results from the XENONnT experiment published

Sun, 23 Nov 2025 23:00:00 GMT

The XENON collaboration has published their newest WIMP dark matter search results, using a dataset of 3.1 tonne-year exposure with the XENONnT experiment. With an about two times higher sensitivity, XENONnT set competitive limits on WIMP interactions with ordinary matter.

Characterization of the 2" Hamamatsu photomultiplier tube in cold xenon published

Sun, 14 Dec 2025 23:00:00 GMT

The characterization work carried out by our group on a new photosensor model manufactured by Hamamatsu has been published in JINST

LEGEND Collaboration Meeting at LNGS

Fri, 14 Nov 2025 10:48:47 GMT

The first week of November our group met the other members of the LEGEND Collaboration at LNGS, Gran Sasso National Laboratory in Italy, the same facility hosting LEGEND-200 and future house of LEGEND-1000.

Marie Skłodowska-Curie Postdoctoral Fellowship for Dr. Ricardo Peres

Thu, 09 Oct 2025 22:00:00 GMT

We are pleased to announce that Dr. Ricardo Peres has been awarded a prestigious and highly competitive Marie Skłodowska-Curie Postdoctoral Fellowship.

XENONnT workshop at UZH

Fri, 03 Oct 2025 10:26:52 GMT

We hosted the yearly XENONnT workshop on high energy electronic recoil analysis channels. Our group is highly involved in the coordination and in several analyses, working on double weak decays of Xe124, Xe136 and Xe134.

First QROCODILE paper published in Physical Review Letters

Thu, 02 Oct 2025 13:47:00 GMT

The first results from the QROCODILE (Quantum Resolution-Optimized Cryogenic Observatory for Dark matter Incident at Low Energy) experiment are published in Phys. Rev. Lett. 135, 081002.

XENONnT reaches world-record low in radon background

Wed, 01 Oct 2025 12:48:09 GMT

The XENONnT collaboration has achieved a breakthrough in reducing radon-related background in their dark matter research, achieving levels comparable to solar neutrino activity.

Award for best presentation in the CHIPP summer student program for Elena Muños Rivas

Sun, 07 Sep 2025 22:00:00 GMT

XENON and XLZD collaboration meetings at LNGS

Tue, 01 Jul 2025 22:00:00 GMT

Congratulations to Dr. Marta Babicz for winning the UZH Postdoc Grant!

Fri, 18 Jul 2025 12:14:14 GMT

27.06.2025: LEGEND Pulse Shape Simulation Workshop at UZH

Thu, 17 Jul 2025 11:54:13 GMT

We are pleased to report the successful organization of the Pulse Shape Simulation Workshop hosted by our group at the University of Zurich.

LEGEND Talk at WIN 2025 and Award at the International School of Subnuclear Physics

Mon, 30 Jun 2025 07:57:31 GMT

We congratulate our group member Sofia Calgaro for presenting at WIN 2025 and receiving the Giulio Racah diploma at the International School of Subnuclear Physics.

XENONnT Modeling and Inference Paper Published in Physical Review D

Wed, 28 May 2025 22:00:00 GMT

We are pleased to announce the publication of the paper XENONnT WIMP search: signal and background modeling and statistical inference in Physical Review D (link to publication).

First results of the Xenoscope TPC published

Sun, 13 Apr 2025 22:00:00 GMT

Xenoscope, one of the existing prototypes for the next generation of dark matter detectors, has already produced its first results.

Best "Astroparticles and Cosmology" talk prize awarded to Giovanna Saleh at IFAE 2025

Thu, 10 Apr 2025 22:00:00 GMT

We congratulate our group member Giovanna Saleh for winning the prize for the best talk in the Astroparticles and Cosmology track at the IFAE 2025 conference.

LEGEND Collaboration Meeting in L'Aquila

Wed, 09 Apr 2025 09:22:21 GMT

The first LEGEND Collaboration Meeting of the year 2025 was held in L'Aquila, Italy, in March. It was a precious opportunity for our group to present our work to the Collaboration, share important feedback and contribute to significant discussions for the future of the experiment.

Presentations at UCLA Dark Matter and Moriond conference

Thu, 03 Apr 2025 15:48:32 GMT

Three of our young researchers have presented the latest results from the XENONnT experiment at the well recognized Moriond conference on electroweak interactions in La Thuile (Italy) as well as at the UCLA Dark Matter conference hosted by the University of California in Los Angeles.

Assistant Professorship for Pin-Jung Chiu at National Taiwan University

Tue, 04 Mar 2025 16:58:35 GMT

We congratulate Dr. Pin-Jung Chiu, a former bachelor student and later postdoctoral fellow in our group, who started her new position as an Assistant Professor at National Taiwan University in February 2025.

Helmholtz Investigator Group grant for Yanina Biondi

Thu, 27 Feb 2025 17:16:31 GMT

Dr. Yanina Biondi, a former PhD student in our group, has been awarded a prestigious Helmholtz Investigator Group grant. This grant allows internationally outstanding postdocs to establish their own research group in a Helmholtz Association research centre.

XENONnT publication selected for the Physical Review Letters collection of 2024

Sun, 02 Feb 2025 23:00:00 GMT

The Physical Review Letters journal has made a selection of the most relevant articles published in 2024. The work of the XENON collaboration "First Indication of Solar ⁸B Neutrinos via Coherent Elastic Neutrino-Nucleus Scattering with XENONnT" is one of the selected articles.