Klaus Biemann (1926-2016) was a renowned German-American chemist known for his significant contributions to the field of mass spectrometry. He was born on June 18, 1926, in Breslau, Germany (now Wrocław, Poland), and passed away on March 24, 2016.

Key Contributions and Achievements:

1. Mass Spectrometry: Biemann’s groundbreaking research and innovations in mass spectrometry revolutionized the field. He made significant advancements in the development and application of mass spectrometry techniques, which are crucial for analyzing the structure and composition of molecules.
2. High-Resolution Mass Spectrometry: Biemann was a pioneer in high-resolution mass spectrometry, which allows for more accurate determination of molecular masses and structural elucidation of complex molecules.
3. Amino Acid Sequencing: He played a pivotal role in the early sequencing of proteins using mass spectrometry. His work on the sequencing of peptides and proteins greatly contributed to the understanding of their structures and functions.
4. Nobel Prize Nomination: Biemann’s groundbreaking research in mass spectrometry earned him a nomination for the Nobel Prize in Chemistry in 1986.
5. Teaching and Academic Career: Biemann served as a professor of chemistry at the Massachusetts Institute of Technology (MIT) and mentored numerous students and researchers who later became prominent figures in the field of mass spectrometry.
6. Research on Lunar Samples: Biemann also made significant contributions to the field of planetary science by analyzing lunar samples brought back from the Apollo 11 moon mission in 1969 using mass spectrometry.
7. Awards and Recognitions: Throughout his career, Biemann received numerous awards and honors, including the American Chemical Society Award in Analytical Chemistry and the Pittsburgh Analytical Chemistry Award.

Klaus Biemann’s pioneering work in mass spectrometry has had a profound impact on analytical chemistry, biochemistry, and planetary science. His research and innovations continue to be foundational in the field, and he is remembered as one of the most influential figures in mass spectrometry and analytical chemistry.