Charge lifetime measurements at high average current using a<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mi mathvariant="bold">K</mml:mi><mml:mn>2</mml:mn></mml:msub><mml:mi>CsSb</mml:mi></mml:math>photocathode inside a dc high voltage photogun
Physical review special topics. Accelerators and beams