Recent GasPM advances: photon-feedback mitigation and LaB${}_6$ photocathode studies

Simone Garnero, Kenji Inami, Kodai Matsuoka +2

We report recent developments and tests with beams and cosmic rays of the gaseous photomultiplier (GasPM). The GasPM is a photosensor that combines a photocathode with the avalanch…