Prof. Rolfs is a German physicist, who received his doctor's degree in physics in the Freiburg University in 1966. Prof. Rolfs has been working in the field of nuclear astrophysics for a long time. He will collaborate on this subject with Prof. HE Jianjun at the IMP.

Prof. Pak is a senior scientist at the Uzbekistan National University, who is a distinguished Scholar in the nonperturbative field. He gave a talk titled by “Fundamental problems in modern QCD” at the certificate ceremony. He will collaborate on hadron physics and gauge field theory with Dr. ZHANG Pengming at the IMP.

The Visiting Professorship for Senior International Scientist of CAS is the CAS’s top recognition for outstanding cooperative work. The award was created in 2009 honoring the foreign scientists’ exceptional scholarly merit with a primary emphasis on the collaboration with their Chinese partners to advance the research at the Chinese Academy of Sciences.

Fig.1 Prof. XIAO Guoqing (right), the director-general of IMP, on behalf of CAS, presented the certificate of Senior International Scientist of CAS to Prof. Claus E. Rolfs. (Image by IMP)

Fig.2 Prof. XIAO Guoqing (right) presented the certificate of Senior International Scientist of CAS to Prof. Dmitriy Pak. (Image by IMP)