Author/Authors :
Peng، نويسنده , , Q.L. and Yin، نويسنده , , Z.S. and Yang، نويسنده , , Y and Shi، نويسنده , , C.T. and Sun، نويسنده , , J، نويسنده ,
Abstract :
A large aperture and good field performance permanent quadrupole prototype for the Beijing Electron Positron Collider (BEPC) luminosity upgrade was made. This paper will describe the configuration, assembly, field measurement and tuning procedure used to get the required field quality.