Invited by Technical Institute of Physics and Chemistry, Chinese Academy of Sciences (TIPC,CAS), Prof. Thummes, Guenter E from Institute of Applied Physics，University of Giessen visited TIPC CAS on June, 28 and gave an academic report entitled Development of low and high-power Stirling-type PTCs in Giessen.

Prof. ZHAO Zhensheng, deputy director of TIPCCAS, attended certificate of “CHINESE ACADEMY OF SCIENCES VISITING PROFESSORSHIP FOR SENIOR INTERNATIONAL SCIENTISTS” to Prof. Thummes, Guenter E.

Prof. Thummes, Guenter E has been involved in low-temperature solid state physics, low-temperature transport properties of metals and alloys, development and applications of pulse tube cryocoolers. He has published about 100 papers in International Journals or in the Proceedings of important International Conferences in the past 30 years.