G
SECTION G — PHYSICS
  
INSTRUMENTS
 G01
MEASURING (counting G06M); TESTING
 G01T
MEASUREMENT OF NUCLEAR OR X-RADIATION (radiation analysis of materials, mass spectrometry G01N; counters per se G06M, H03K; electric discharge tubes for analysing radiation or particles H01J 39/00)
 G01T

Note(s)

  1. Attention is drawn to the notes immediately following the class title (G01).
  2. This sub-class deals with the measurement of X-radiation, gamma radiation, corpuscular radiation, cosmic radiation, or neutron radiation.
 G01T 1/00
Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation (G01T 3/00, G01T 5/00 take precedence)  [2]
 G01T 1/02
·  Dosimeters (G01T 1/15 takes precedence; measuring exposure time to X-rays H05G 1/28)  [2]
 G01T 1/04
·  ·  Chemical dosimeters (G01T 1/06, G01T 1/08 take precedence)
 G01T 1/06
·  ·  Glass dosimeters
 G01T 1/08
·  ·  Photographic dosimeters (sensitive materials, processing thereof G03C)
 G01T 1/10
·  ·  Luminescent dosimeters
 G01T 1/105
·  ·  ·  Read-out devices (G01T 1/115 takes precedence)  [2]
 G01T 1/11
·  ·  ·  Thermo-luminescent dosimeters
 G01T 1/115
·  ·  ·  ·  Read-out devices  [2]
 G01T 1/12
·  ·  Calorimetric dosimeters
 G01T 1/14
·  ·  Electrostatic dosimeters (construction of ionisation chambers H01J 39/28)
 G01T 1/142
·  ·  ·  Charging devices; Read-out devices  [2]
 G01T 1/15
·  Instruments in which pulses generated by a radiation detector are integrated, e.g. by a diode pump circuit (pulse rate meters in general G01R 23/02)
 G01T 1/16
·  Measuring radiation intensity (G01T 1/29 takes precedence)  [2]
 G01T 1/161
·  ·  Applications in the field of nuclear medicine, e.g. in vivo counting  [2]
 G01T 1/163
·  ·  ·  Whole-body counters  [2]
 G01T 1/164
·  ·  ·  Scintigraphy (radio isotopes G21G 4/00; tracers G21H 5/00)  [2]
 G01T 1/166
·  ·  ·  ·  involving relative movement between detector and subject  [2]
 G01T 1/167
·  ·  Measuring radioactive content of objects, e.g. contamination (whole-body counters G01T 1/163)  [2]
 G01T 1/169
·  ·  Exploration, location of contaminated surface areas (prospecting by the use of nuclear radiation, natural or induced G01V 5/00)  [2]
 G01T 1/17
·  ·  Circuit arrangements not adapted to a particular type of detector
 G01T 1/172
·  ·  ·  with coincidence circuit arrangements (G01T 1/178 takes precedence)  [2]
 G01T 1/175
·  ·  ·  Power supply circuits (power supply circuits per se H02J; converters H02M)  [2]
 G01T 1/178
·  ·  ·  for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain-water  [2]
 G01T 1/18
·  ·  with counting-tube arrangements, e.g. with Geiger counters (tubes H01J 39/26)
 G01T 1/185
·  ·  with ionisation-chamber arrangements (construction of ionisation chambers H01J 39/28)  [2]
 G01T 1/20
·  ·  with scintillation detectors
 G01T 1/202
·  ·  ·  the detector being a crystal
 G01T 1/203
·  ·  ·  the detector being made of plastics
 G01T 1/204
·  ·  ·  the detector being a liquid
 G01T 1/205
·  ·  ·  the detector being a gas
 G01T 1/208
·  ·  ·  Circuits specially adapted for scintillation detectors, e.g. for the photo-multiplier section  [2]
 G01T 1/22
·  ·  with Cerenkov detectors
 G01T 1/24
·  ·  with semiconductor detectors (semiconductor detectors per se H01L 31/00)
 G01T 1/26
·  ·  with resistance detectors
 G01T 1/28
·  ·  with secondary-emission detectors (secondary-electron-emitting electrodes in general H01J 1/32)
 G01T 1/29
·  Measurement performed on radiation beams, e.g. position or section of the beam; Measurement of spatial distribution of radiation (scintigraphy G01T 1/164; mass-spectrometers H01J 39/34)  [2]
 G01T 1/30
·  Measuring half-life of a radioactive substance
 G01T 1/32
·  Measuring polarisation of particles
 G01T 1/34
·  Measuring cross-section, e.g. absorption cross-section of particles
 G01T 1/36
·  Measuring spectral distribution of X-rays or of nuclear radiation
 G01T 1/38
·  ·  Particle discrimination and measurement of relative mass, e.g. by measurement of loss of energy with distance (dE/dx)  [2]
 G01T 1/40
·  ·  Stabilisation of spectrometers  [2]
 G01T 3/00
Measuring neutron radiation (G01T 5/00 takes precedence)  [2]
 G01T 3/02
·  by shielding other radiation
 G01T 3/04
·  using calorimetric devices
 G01T 3/06
·  with scintillation detectors  [2]
 G01T 3/08
·  with semiconductor detectors (semiconductor detectors per se H01L 31/00)  [2]
 G01T 5/00
Recording of movements or tracks of particles (spark chambers H01J 39/26); Processing or analysis of such tracks  [2]
 G01T 5/02
·  Processing of tracks; Analysis of tracks
 G01T 5/04
·  Cloud chambers, e.g. Wilson chamber
 G01T 5/06
·  Bubble chambers
 G01T 5/08
·  Scintillation chambers (discharge tubes H01J 39/00; semiconductor devices H01L)
 G01T 5/10
·  Plates or blocks in which tracks of nuclear particles are made visible by after-treatment, e.g. using photographic emulsion, using mica
 G01T 5/12
·  Circuit arrangements with multi-wire or parallel-plate chambers, e.g. spark chambers (tubes per se H01J 39/26)  [2]
 G01T 7/00
Details of radiation-measuring instruments
 G01T 7/02
·  Collecting-means for receiving or storing samples to be investigated
 G01T 7/04
·  ·  by filtration
 G01T 7/06
·  ·  by electrostatic precipitation (G01T 7/04 takes precedence)
 G01T 7/08
·  Means for conveying samples received
 G01T 7/10
·  ·  using turntables
 G01T 7/12
·  Provision for actuation of an alarm