the National Natural Science Foundation of China under Grant No.11405251;the Shanghai Municipal Science and Technology Major Project.
It is very important to increase the quantum efficiency(QE)and prolong the lifetime of the photocathode in a variety of applications.We have succeeded in preparing a high QE cesium potassium antimonide(K-Cs-Sb)photoca...
Supported by the National Natural Science Foundation of China under Grant No 60678043.
The mathematical expression of the electron diffusion and drift length LDE of exponential doping photocathode is deduced. In the quantum efficiency equation of the reflection-mode uniform doping cathode, substituting ...
Supported by the National Natural Science Foundation of China under Grant No 10735050, and the National Basic Research Programme of China under Grant No 2007CB815102.
Measurement of emittance for a space-charge dominated electron beam from a photocathode rf gun is performed by employing the multislit-based method at Accelerator Laboratory of Tsinghua University. We present the desi...
Supported by the National Natural Science Foundation of China under Grant No 10645002 and the Programme for New Century Excellent Talents in University (NCET).
During the last decades, photocathode rf gun has been proven to be successful in generating the high brightness electron beam (-lnC,-lπ mmmrad,-l ps) which is required by the ILC, XFEL, Thomson scattering x-ra y so...