Radiometer used to illustrate Sir William Crookes' researches Radiometer used to illustrate Sir William Crookes' researches

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Radiometer used to illustrate Sir William Crookes' researches
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Radiometer used to illustrate Sir William Crookes' researches
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Radiometer used to illustrate Sir William Crookes' researches on the radiation of heat in high vacua, (lower suspension broken): contains torsion balance to measure repulsive force on blackened disc when exposed toradiation, 1872-79.

Details

Category:
Heat
Object Number:
1888-166/9
Materials:
glass, wood (unidentified), brass (copper, zinc alloy), wax, aluminium (metal) and metal (unknown)
Measurements:
tube: 450 mm x 160 mm x 35 mm, ,
type:
radiometer (crookes' type) and laboratory equipment (physics)
credit:
Sir William Crookes