3 papers
physics.acc-ph2025
Heating of Cs2Te Photocathode via Field Emission and RF Pulsed Heating: Implication Toward Breakdown
Ryo Shinohara, Soumendu Bagchi, Evgenya Simakov +2
The occurrence of radio-frequency (rf) breakdown limits operational electromagnetic gradients in accelerator structures. Experimental evidence often suggests that breakdown events…
cond-mat.mes-hall2023
Formation of field-induced breakdown precursors on metallic electrode surfaces
Soumendu Bagchi, Evgenya Simakov, Danny Perez
Understanding the underlying factors responsible for higher-than-anticipated local field enhancements that trigger vacuum breakdown on pristine metal surfaces is crucial for the de…
physics.app-ph2023
Thermal and electric field driven breakdown precursor formation on metal surfaces
Ryo Shinohara, Soumendu Bagchi, Evgenya Simakov +2
The phenomenon of electric breakdown poses serious challenge to the design of devices that operate under high gradient environments. Experimental evidence often points towards brea…