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The ELGAR initiative supports the realization of a European underground infrastructure based on the latest progress in atomic physics, to study space-time and gravitation with the primary goal of detecting GWs in the infrasound band (0.1 Hz to 10 Hz). In view of organizing an answer to a forthcoming European research infrastructure call, the scope of the workshop will be to review the current developments related to the main technological building blocks of the antenna.

The web page of the workshop can be found at:

The meeting will take place in Bordeaux at the Institut d’Optique d’Aquitaine the 9th and 10th November 2023.

Registration to the workshop is free of charge but mandatory: Please register hereRegistration deadline is 25th of October. To help the organisation, please, don’t wait until the last minute to register 😉

Lunch and coffee breaks will be covered by the local organization committee. Participant should book themself their travel tickets and lodging. More informations can be found here.

If you have any question, please send a mail to: