Michael Hanack
German chemist (1931-2019)
Georg Michael Hanack (22 October 1931 – 6 November 2019) was a German chemist. He was a Professor emeritus of Chemistry at the University of Tübingen (Germany). Hanack was born in Luckenwalde, Germany. He was best known for his works on vinyl cations and phthalocyanines. He retired in 2001.[1]