G
SECTION G — PHYSICS
NUCLEONICS
G21
NUCLEAR PHYSICS
;
NUCLEAR ENGINEERING
G21K
TECHNIQUES FOR HANDLING PARTICLES OR ELECTROMAGNETIC RADIATION NOT OTHERWISE PROVIDED FOR
;
IRRADIATION DEVICES
;
GAMMA- OR X-RAY MICROSCOPES
(X-ray technique
Fulltext...
Hierarchy...
Expanded...
H05G
; plasma technique
Fulltext...
Hierarchy...
Expanded...
H05H
)
[2]
G21K 1/00
Arrangements for handling radiation or particles, e.g. focusing, moderating
(radiation filters
Fulltext...
Hierarchy...
Expanded...
G21K 3/00
)
[2]
G21K 1/02
·
using diaphragms, collimators
[2]
G21K 1/04
· ·
using variable diaphragms, shutters, choppers
[2]
G21K 1/06
·
using diffraction, refraction, or reflection, e.g. monochromators
(
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Hierarchy...
Expanded...
G21K 1/10
,
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Hierarchy...
Expanded...
G21K 7/00
take precedence)
[2]
G21K 1/08
·
Deviation, concentration, or focusing of the beam by electric or magnetic means
(electron-optical arrangements in electric discharge tubes
Fulltext...
Hierarchy...
Expanded...
H01J 29/46
)
[2]
G21K 1/10
·
Scattering devices
;
Absorbing devices
[2]
G21K 3/00
Radiation filters, e.g. X-ray filters
[2]
G21K 5/00
Irradiation devices
(discharge tubes for irradiating
Fulltext...
Hierarchy...
Expanded...
H01J 33/00
,
Fulltext...
Hierarchy...
Expanded...
H01J 37/00
)
[2]
G21K 5/02
·
having no beam-forming means
[2]
G21K 5/04
·
with beam-forming means
[2]
G21K 5/06
·
with provision for relative movement between the radiation source and the object to be irradiated
[2]
G21K 5/08
·
Holders for targets or for objects to be irradiated
[2]
G21K 7/00
Gamma- or X-ray microscopes
[2]