Department of Molecular Physics

The research in the Department of Molecular Physics focuses on the structure and the intra- and inter-molecular dynamics of molecular systems, from diatomic molecules to biological macromolecules, either in isolation or in interaction with their environment. For this, new experimental methods to manipulate and control, to characterise and to spectroscopically investigate these molecular systems are developed and exploited. 
 

Research themes

“Spree Monitoring” wins Main Prize at the 2026 BPW Business Plan Competition Berlin-Brandenburg

2026 BPW Business Plan Competition Berlin-Brandenburg:  Daniel Fontoura Barroso and his team win the Main Prize

2026 BPW Business Plan Competition Berlin-Brandenburg: Daniel Fontoura Barroso and his team win the Main Prize

On January 22, 2026, Daniel Fontoura Barroso, member of the Molecular Physics Department, and his team have been awarded the Main Prize of the BPW Business Plan Competition Berlin‑Brandenburg. The team convinced the jury with its sensor-based monitoring system for bridges and other engineering structures — a solution addressing a challenge of significant public and infrastructure relevance.The BPW Business Plan Competition Berlin-Brandenburg is Germany’s largest regional start-up initiative, supporting founders in developing sustainable business models and bringing innovations to market.

The announcement by ILB Investitionsbank des Landes Brandenburg is available here:
https://www.ilb.de/de/bc-capital/news/pressemeldungen/2022/pressemeldung-2022_2067651.html

A video by the founders of Spree Monitoring is available here:
https://www.youtube.com/watch?v=nxIBJrO1i_A

We warmly congratulate Daniel and the entire Spree Monitoring team on this achievement.

Start-up “Spree Monitoring” wins Berlin Brandenburg Innovation Award 2025

Daniel Fontoura Barroso and his team win Berlin Brandenburg Innovation Award 2025

Daniel Fontoura Barroso and his team win Berlin Brandenburg Innovation Award 2025

On November 28, 2025, Daniel Fontoura Barroso, member of the Molecular Physics Department, and his team received the prestigious  Berlin Brandenburg Innovation Award 2025 for their start-up “Spree Monitoring GmbH”.

The official announcements are available
on the Berlin Senate website: https://www.berlin.de/sen/web/presse/pressemitteilungen/2025/pressemitteilung.1620744.php
and on the BAM website: https://www.bam.de/Content/DE/Pressemitteilungen/2025/2025-12-01-innovationspreis.html


We warmly congratulate Daniel and his team on this award!

 

News

Researchers from the Molecular Physics and Physical Chemistry Departments of the Fritz Haber Institute have shown how two highly synchronized infrared (IR) laser beams can control molecules as they switch between different structural conformations. Their technique provides a new window into how molecules rearrange themselves during chemical reactions, offering fundamental insights into the microscopic processes that govern chemistry. more

On June 19, 2026, Prof. Dr. Gerard Meijer, Director of the Department of Molecular Physics at the Fritz Haber Institute, was awarded an honorary doctorate by the Faculty of Science at the University of Waterloo, Canada, in recognition of his outstanding scientific achievements as a molecular physicist. more

In recognition of their scientific work, the Alexander von Humboldt Foundation is supporting four young researchers of the Fritz Haber Institute with a Humboldt Research Fellowship for Postdocs: Dr. Alexander Gorfer from the Theory Department, Dr. Roey Ben David and Dr. Young Jae Kim from the Interface Science Department, and Dr. Sejun An from the Molecular Physics Department. more

As part of this year’s Girls’ Day on April 23, 2026, 32 girls aged 10 to 15 visited the Fritz Haber Institute and gained insight into the diverse work carried out in the research groups and workshops through hands-on experiments and craft projects. more

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