Patents for G21K 1 - Arrangements for handling particles or ionising radiation, e.g. focusing or moderating (12,525)
12/1991
12/31/1991US5076971 Method for enhancing alpha decay in radioactive materials
12/27/1991EP0462658A2 Arrangement for the measurement of the pulse transfer spectrum of X-ray quanta
12/27/1991EP0462133A1 Method and apparatus for slit radiography.
12/27/1991EP0237559B1 Radiation source
12/25/1991CN1057359A Plastic sampling sheet
12/18/1991EP0461776A2 X-ray analysis apparatus, especially computer tomography apparatus
12/18/1991EP0461442A2 Particle beam apparatus
12/04/1991EP0459833A2 X-ray microscope
12/03/1991US5070519 Selective equalization radiography
11/1991
11/28/1991WO1991018399A1 Equalized radiography using special modulator pins
11/21/1991EP0457321A2 Method and apparatus for measuring ion beam collimation, shaping the ion beam and controlling scanning thereof
11/21/1991EP0457294A1 Electromagnetic field analyzer for devices in which electromagnetic field is present near conductor and electric charge moves in the electromagnetic field, and method of analyzing electromagnetic field
11/21/1991EP0456897A1 Measuring device for X-ray fluorescence analysis
11/19/1991US5067144 Equalized radiography using special modulator pins
11/19/1991US5067142 X-ray diagnostics installation with a gating unit for the dominant image region
11/14/1991WO1991016948A1 Selective radiation of pathological material
11/05/1991US5063586 Apparatus for semiconductor lithography
11/05/1991CA1291817C Short-period electron beam wiggler
10/1991
10/31/1991WO1991017549A1 X-ray imaging system
10/31/1991CA2049946A1 X-ray imaging system
10/29/1991US5062129 Device for slit radiography with image equalization
10/29/1991CA1291568C Array electron accelerator
10/23/1991EP0453174A2 X-ray collimation apparatus
10/23/1991EP0453027A1 X-ray examination apparatus and filter suitable for use therein
10/22/1991US5059866 Method and apparatus for cooling electrons, ions or plasma
10/22/1991US5059802 Collimator for measuring radioactive radiation
10/17/1991CA2034329A1 Collimation apparatus for x-ray beam correction
10/16/1991EP0419518A4 X-ray lens and collimator
10/15/1991US5058149 Equipment for slit radiography
10/08/1991US5056129 Apparatus for monitoring X-ray beam alignment
10/03/1991WO1991014973A1 Mirrors
10/02/1991EP0449740A1 Charged particle beam focussing device
10/02/1991EP0449083A1 Bow-tie X-ray filter assembly for dual energy tomography
10/02/1991EP0448722A1 Apparatus for controlling the dose of irradiation of a product
10/01/1991US5054048 X-ray radiography method and system
10/01/1991US5054041 High precision x-ray collimator
09/1991
09/27/1991CA2034476A1 Bow-tie x-ray filter assembly for dual energy tomography
09/25/1991EP0447879A2 Tomography system with high precision X-ray collimator
09/25/1991EP0356488A4 Radiation reduction filter for use in medical diagnosis
09/20/1991CA2034372A1 High precision x-ray collimator
09/18/1991EP0447175A2 Method of manufacture of semiconductor devices
09/17/1991US5050199 Radiographic apparatus
09/17/1991US5050196 Radiation gauge
09/10/1991US5048029 System for obtaining smooth laser beams where intensity variations are reduced by spectral dispersion of the laser light (SSD)
09/10/1991US5048025 Superconducting free electron laser
09/10/1991US5047650 Monochrometer
08/1991
08/28/1991EP0443836A2 Composition of matter having defined energy states
08/28/1991EP0443666A1 X-ray diagnostic apparatus with means for an enlarged visual presentation of a selectable sector of the total image area
08/27/1991US5044007 Improved slit radiography assembly having an x-ray source of variable hardness synchronized to varying slit height
08/27/1991US5044006 Microwave frequency modulation of x-ray beam for radio therapy treatment system
08/27/1991US5042931 System of mirrors for guiding an electromagnetic wave
08/22/1991CA2036216A1 Composition of matter having defined energy states
08/21/1991CN1013622B Method and device for slit radiography
08/20/1991US5042059 Used in optical instruments for x-rays spectroscopes or microscopes, lenses and monochromators
08/14/1991DE4004112A1 Neutron beam for sample positioning - has light-sealed housing with photographic film and neutron converter plate on film
08/14/1991DE4003757A1 Prodn. and measurement of sec. X=ray from target - comprising beam collimator as part of focusing assembly with focusing aids to ease focusing for thin film thickness measurement
08/14/1991CN1013531B Equipment for slit radiography
08/13/1991US5040202 Method and apparatus for reducing x-ray grid images
08/13/1991US5039861 Wire shadow emittance scanner
08/13/1991US5038664 Method for producing a shell of relativistic particles at an altitude above the earths surface
08/08/1991WO1991011813A1 Detector arrangement for a ct device
08/06/1991US5038370 Directional variable small cross-sectional X-ray or gamma ray beam generating diaphragm with rotating helical slits
08/06/1991US5038044 Method and device for the deflection of a beam
07/1991
07/24/1991EP0438345A1 Thin blade collimator
07/24/1991EP0437650A1 X-ray diagnostic apparatus
07/24/1991EP0437628A1 Method and device for reducing the emittance of the electron beam in an electron microscope
07/16/1991US5033075 Radiation reduction filter for use in medical diagnosis
07/16/1991US5033074 X-ray colllimator for eliminating the secondary radiation and shadow anomaly from microfocus projection radiographs
07/16/1991US5033046 Dental X-rays
07/10/1991EP0436522A2 Source of coherent short wavelength radiation
07/10/1991EP0436479A2 Free electron laser
07/10/1991EP0436043A1 Inverse-compton scattering apparatus
07/09/1991US5031199 X-ray lithography beamline method and apparatus
07/09/1991US5030885 Charged particle control device
07/03/1991EP0435644A2 Scanning system
07/02/1991US5029332 Exposure compensation apparatus for a radiographic equipment
07/02/1991US5028789 System and apparatus for neutron radiography
06/1991
06/26/1991EP0256034B1 Apparatus and method for spatially characterizing and controlling a particle beam
06/25/1991US5027098 Saddle type dipolar coil eliminating only sextupole components of magnetic field
06/25/1991US5026988 Method and apparatus for time of flight medium energy particle scattering
06/19/1991EP0432844A1 X-ray analysis apparatus comprising an adjustable slit diaphragm
06/19/1991EP0432730A2 Bone mineral content measuring apparatus
06/13/1991WO1991008471A1 X-ray spectrometer
06/13/1991DE3940251A1 Focused hard X=ray source for imaging or analysis - has ring formed anode and elliptical surface of rotation multiple coated mirror to increase target energy density
06/12/1991EP0431989A1 radiographic apparatus with homogenisation filter
06/11/1991US5023898 X-ray radiographic system
06/05/1991EP0430812A2 Charged particle convergence device
06/04/1991US5022064 X-ray optical system formed by multilayer reflecting mirrors for reflecting X-rays of different wavelengths
06/04/1991US5022061 An image focusing means by using an opaque object to diffract x-rays
06/04/1991US5021669 Process and system for the control of the focusing of a beam of monopolar charged particles
06/04/1991US5021667 Movable calibration collimator and system and method using same
05/1991
05/29/1991CN1051696A Device for regulation of radiant quantity
05/29/1991CN1012705B X-ray image-photographing device
05/28/1991US5020083 X-ray masks, their fabrication and use
05/28/1991US5019712 Production of focused ion cluster beams
05/28/1991US5019705 High brilliance negative ion and neutral beam source
05/21/1991US5017882 Proton source
05/21/1991US5017789 Raster scan control system for a charged-particle beam
05/15/1991EP0426861A1 Method of cooling charged particle beam
05/15/1991EP0426842A1 Quantitative imaging employing scanning equalization radiography