Bialkaline photocathode a spectral response widened and method of manufacturing

摘要

Photocathode sbkcs, intended to any tube electro - optic. / p & & p & photocathode 11 comprising a layer 12 of potassium and cesium antimonide sbkcs filed on a substrate 13, having also a - layer 14 of manganese oxide mno, intermediate between the substrate 13 and the said layer 12 of sbkcs, said under - layer 14 of mno improving in the red the spectral response of the layer 12 of sbkcs. / p & & p & application, in particular, the photomultiplier tubes used in resonance.