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Sentences with dewar

Dew·ar
D d
  • A large thermos-like container called a dewar contained 645 gallons of liquid helium to be cooled to within two degrees of absolute zero.
  • But in 1999 the project experienced major development problems when the large thermos bottle, called a dewar, which holds the supercold helium surrounding the instruments, did not cool down as quickly as expected.
  • However, only the sample dewar was filled with liquid nitrogen.
  • Liquid helium will boil off constantly through a special porous plug in the dewar to maintain the science probe at its required temperature for up to 18 months.
  • The detector would be placed in a dewar, in effect a huge Thermos bottle.
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