crookes

listen to the pronunciation of crookes
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English chemist and physicist; discovered thallium; invented the radiometer and studied cathode rays (1832-1919)
Crookes tube
An early experimental electrical discharge tube by means of which cathode rays and X-rays were discovered
Crookes tube
A low-pressure discharge tube used to study the properties of cathode rays
crookes radiometer
electromagnetic radiometer consisting of a small paddlewheel that rotates when placed in daylight
crookes space
The dark space within the negative-pole glow at the cathode of a vacuum tube, observed only when the pressure is low enough to give a striated discharge; called also Crookes layer
crookes tube
A vacuum tube in which the exhaustion is carried to a very high degree, with the production of a distinct class of effects; so called from W
crookes tube
Crookes who introduced it
crookes tube
the original gas-discharge cathode-ray tube