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I promise this story about microwaves is interesting [video] (youtube.com)
19 points by polytely on May 17, 2021 | hide | past | favorite | 1 comment



Summary of video:

0:30 Newspaper article asserts "the microwave was invented to meet a need to heat hamsters humanely in 1950's laboratories"

0:45 Percy Spencer discovered standing nearby a radar station would heat a peanut bar in his pocket

1:50 Magnetron: what is it?

4:35 Using a magnetron for microwave diathermy

9:40 "Almost every rodent they froze was reanimated"

10:00 Medical applications

11:15 Size of animal constrains use of technique (humans too big)

from the youtube link, references:

PAPERS FROM NIMR: A Smith, J Lovelock, A Parkes, 1954: Resuscitation of Hamsters after Supercooling or Partial Crystallization at Body Temperatures Below 0° C.. Nature 173, 1136–1137. https://doi.org/10.1038/1731136a0

R K Andjus, J E Lovelock, 1955: Reanimation of rats from body temperatures between 0 and 1° C by microwave diathermy. The Journal of Physiology, 128.

Lovelock, J E, Smith A U, 1959, Heat transfer from and to animals in experimental hypothermia and freezing. Annals of the New York Academy of Sciences, 80: 487-499. https://nyaspubs.onlinelibrary.wiley.com/doi/abs/10.1111/j.1...




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