Group News

With the supervisor Prof. Dr. Paul Seifert (right) and Dr. Claudio Piemonte, Head of Radiation Sensor R&D at Broadcom Inc. (second from right) Prof...

This week we had our first dedicated LGAD test beam at the DESY II test beam facility. During the testbeam campaign two different sets of TI-LGADS...

Cedric defended his bachelor theses on "Simulation of the response of Silicon Photomultipliers with Julia".

Congratulations, Cedric!

For its first time, the MADMAX (Magnetized Disc and Mirror Axion eXperiment) collaboration has set limits on axion dark matter with its prototype...

Jacob Mathias Egge defended his thesis on "The Sensitivity of Dielectric Haloscopes to Dark Matter Axions and Dark Photons".

Congratulations, Jacob!

MADMAX (Magnetized Disc and Mirror Axion eXperiment) at University of Hamburg & DESY is being developed to look for Galactic axion dark matter using a...

The "First mechanical realization of a tunable dielectric haloscope for the MADMAX axion search experiment" is now available on arXiv:2407.10716

We...

In this test beam, we tested various tuning configurations of a single CROC module to study in detail the calibration of the ToT response of...

On Saturday, 1 June 2024, the Campus turned into an unseen special discovery ground – not only for many different new scientists but also for their...

In February and March this year, the two new prototypes of MADMAX have come into action to collect physics data at room temperature and, for the first...

Nabil Salama defended his bachelor thesis on "Automated Antenna Calibration of the MADMAX Booster System using Deep Learning" today.

Congratulations...

In these two weeks of test beam, we have continued the detailed program of systematic studies on the modules.
We tested three fluences and collected...

Our paper "Correcting the non-Linear Response of Silicon Photomultipliers",
L. Brinkmann, E. Garutti, S. Martens, J. Schwandt

was selected for the...

Lukas Brinkmann defended his master thesis on "Non-linear Response of Silicon Photomultipliers" today.

Congratulations, Lukas!

Stephan Lachnit defended his master thesis on "Time Resolution of a Fully-Integrated Digital Silicon Photo-Multiplier" today.

Congratulations...

We wish everyone happy holidays and a healthy and happy new year 2024!

The last survivors - of work, of Corona or other winter illnesses - strongly resisted and successfully joined for an after-work trip to a Christmas...

Lukas Eikelmann defended his master thesis on "Cluster reconstruction in CMS pixel sensor modules at shallow angles including radiation damage...

Let's meet at the Axion knowledge-bar tonight!

On December, 13th, 2023, our team from the MADMAX collaboration had the great chance to welcome Olivier...

This time, we tested new methods for tuning the chips and collected important data to characterize the final modules that will go into the new Inner...

The preparations for the commissioning of the MADMAX Prototype (Cryostat) in the SHELL laboratory at the begin of 2024 were supported today by the...

Chuan Liao defended his thesis on the "Boron removal effect in p-type silicon sensors".

Congratulations, Chuan!

Jack Christopher Hutchinson Rolph defended his thesis on "Shower Separation in Five Dimensions using Machine Learning Techniques".

Congratulations...

What happend on this sunny thursday afternoon on the parking space infront of IEXP-building? Innovative experiments could be observed and strange...

The series of lectures on the subject of the Big Bang

Together with scientists from the Cluster of Excellence Quantum Universe of Universität Hamburg...

Yesterday evening, another "Wissen vom Fass" event took place in many pubs in Hamburg.

One of the contributions was by Erika Garutti on the question...

Freshly assembled only last week - and this week we are already testing the new HPK quad module for the CMS inner tracker upgrade (aka "the Quadule")...

Our family of quad modules (2x2 CROC prototypes for the Phase-II upgrade of the CMS pixel detector) has a new member:

This is the first HPK one -...

Our first 2x2 CROC prototype module for the Phase-II upgrade of the CMS pixel detector is fully assembled now, including all the wire bonds.

After...

This year's spring meeting of the DPG (German Physical Society) in Dresden just came to an end. 
Many of our group members profited from the...

The High-D consortium held its third consortium meeting yesterday and today. We enjoyed a lot of fruitful exchange and lively discussions about our...

A Python program to characterize silicon photomultipliers has been developed in our group: the PeakOTron.
This program can fit a published detector...

We wish everyone happy holidays and a healthy and happy new year 2023!

We have successfully glued the first CMS Inner Tracker Pixel 2x2 CROC Prototype Module for the Phase-II upgrade of the CMS pixel detector.

On the...

Winter is here! And for the first time after three years, this also means a group outing to the Christmas market. This year with "winter golf"  in the...

Amala Augusthy defended her master thesis on the "Measurment of position resolution of small pixel sensors" today.

Congratulations, Amala!

The 21st episode of the podcast "Exzellent erklärt. Spitzenforschung für alle" (Excellent Explained. Cutting-edge research for all)  is all about dark...

For the past few month, a large hole graced the lawn next to our building entrance - all in preparation for the new signpost that arrived today.

It's...

At the CERN cryolab, the MADMAX team just completed successfully the first cooling test of a tiled disk, i.e. multiple smaller hexagons glued together...

Julius Römer defended his master thesis on "Radiation Hardness of a Wide Spectral Range SiPM with Quasi-Spherical Implant" today.

Congratulations...

A big thanks to Stephan and Carmen for the conception and realization of the "as of now traditional" Dr. QU hat.

The first hat-award-ceremony for PhD...

Mohammadtaghi Hajheidari defended his PhD thesis on Charge collection of irradiated silicon pad diodes and characterization of pixel sensor for the...

The High-D consortium held its second consortium meeting last Friday and today. We learned about the progress the consortium members made in their...

David Leppla-Weber defended his master thesis on optimizing the MADMAX booster today.

Congratulations, David!

Jacob Egge presented his work on Axion Haloscope Calibration from Reciprocity at the 17th Patras Workshop on Axions, WIMPs and WISPs in Mainz.

For...

Dominik Breitmoser defended his master thesis on the development of a dielectric disk for an axion haloscope today.

Congratulations, Dominik!

Why travel far away in the summer time, when you can have so much fun much closer to home?

We are taking data with another CMS Read-Out Chip (CROC)...

The July edition of the Physik Journal -  the official journal of the Deutsche Physikalische Gesellschaft with a circulation of 60,000 copies -...