with Johann Deisenhofer and Hartmut Michel
"for the determination of the three-dimensional structure of a photosynthetic reaction centre"
with Geoffrey Wilkinson
"for their pioneering work, performed independently, on the chemistry of the organometallic, so called sandwich compounds"
"for his researches into the constitution of haemin and chlorophyll and especially for his synthesis of haemin"
"for his investigations of the constitution of the bile acids and related substances"