Obituary

Prof. Dr. Hans-Joachim Schweitzer (February 7, 1928 - July 20, 2007)

Kaiser, Helmut

Abstract

On July 20, 2007, Prof. Dr. Hans-Joachim Schweitzer passed away after a long illness at the age of 79. The mourning of his family is shared by a large community of friends, students and colleagues. To appreciate his work, a complete picture is necessary to portray his scientific achievements and his personality.