Harmut Kallmann (5 February 1896 – 11 June 1978) was a German physicist.[1] He is known for his work on the scintillation counter for the detection of gamma rays.
- ^ "Tribute to Hartmut Kallmann". IEEE Transactions on Nuclear Science. 27 (1): 13. 1980. Bibcode:1980ITNS...27...13.. doi:10.1109/TNS.1980.4330792.