TY - MANSCPT DB - Science History Institute DP - Science History Institute M2 - Courtesy of Science History Institute. Rights: In Copyright - Rights-holder(s) Unlocatable or Unidentifiable TI - Completion of first Beckman LS 9800 liquid scintillation instrument ID - b8515n39j DA - 1981/10// YR - 1981 AV - Beckman Historical Collection, Box 55, Folder 42 VL - Beckman Historical Collection, Box 55, Folder 42 AN - Beckman Historical Collection, Box 55, Folder 42 UR - https://digital.sciencehistory.org/works/b8515n39j AB - Unidentified Beckman Instruments employees who worked on the LS 9800 liquid scintillation counter. Liquid scintillation counters measure the radioactivity of a sample by mixing the sample with a solvent containing a scintillator, which will emit photons in the presence of radioactive materials. The counter measures the pulses of photons as wavelengths of light detected through phototubes. KW - Liquid scintillation counting KW - Employees KW - Scientific apparatus and instruments--Design and construction KW - Women employees KW - Beckman Instruments, Inc. LA - ER -