Free Electron Laser (FEL) is a new technology seeking to produce laser beams with very short wave lengths, down to nanometers and hard x-rays. Currently there is intense international competition in this field.

Dr. Yu will explain the two methods for producing FEL: HGHG and SASE; himself being the inventor of HGHG. He will also describe current projects in FEL laboratories in China, USA and several other countries.

报告人简介：余理华博士1970年毕业於吉林大学，1984年获美国石溪大学博士学位。现任美国BNL资深研究员。2003年获International FEL Prize。