FR2474175A1 - Detecteur pour tomographie par diffusion compton a 90o et appareil de tomographie comprenant un tel detecteur - Google Patents
Detecteur pour tomographie par diffusion compton a 90o et appareil de tomographie comprenant un tel detecteur Download PDFInfo
- Publication number
- FR2474175A1 FR2474175A1 FR8001327A FR8001327A FR2474175A1 FR 2474175 A1 FR2474175 A1 FR 2474175A1 FR 8001327 A FR8001327 A FR 8001327A FR 8001327 A FR8001327 A FR 8001327A FR 2474175 A1 FR2474175 A1 FR 2474175A1
- Authority
- FR
- France
- Prior art keywords
- detector
- detector according
- signal
- rays
- radiation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 30
- 238000003325 tomography Methods 0.000 title claims abstract description 12
- 238000009792 diffusion process Methods 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000005865 ionizing radiation Effects 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 230000004907 flux Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 2
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- XQPRBTXUXXVTKB-UHFFFAOYSA-M caesium iodide Chemical compound [I-].[Cs+] XQPRBTXUXXVTKB-UHFFFAOYSA-M 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/48—Diagnostic techniques
- A61B6/483—Diagnostic techniques involving scattered radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
- A61B6/03—Computed tomography [CT]
- A61B6/032—Transmission computed tomography [CT]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
- G01N23/20066—Measuring inelastic scatter of gamma rays, e.g. Compton effect
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Optics & Photonics (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- High Energy & Nuclear Physics (AREA)
- Public Health (AREA)
- Pulmonology (AREA)
- Theoretical Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Toxicology (AREA)
- Measurement Of Radiation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001327A FR2474175A1 (fr) | 1980-01-22 | 1980-01-22 | Detecteur pour tomographie par diffusion compton a 90o et appareil de tomographie comprenant un tel detecteur |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8001327A FR2474175A1 (fr) | 1980-01-22 | 1980-01-22 | Detecteur pour tomographie par diffusion compton a 90o et appareil de tomographie comprenant un tel detecteur |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2474175A1 true FR2474175A1 (fr) | 1981-07-24 |
| FR2474175B1 FR2474175B1 (https=) | 1982-03-12 |
Family
ID=9237750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8001327A Granted FR2474175A1 (fr) | 1980-01-22 | 1980-01-22 | Detecteur pour tomographie par diffusion compton a 90o et appareil de tomographie comprenant un tel detecteur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2474175A1 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0089148A1 (en) * | 1982-03-15 | 1983-09-21 | The Board Of Trustees Of The Leland Stanford Junior University | Multiple line detector for use in radiography |
| EP0311177A3 (en) * | 1987-10-05 | 1990-05-23 | Philips Patentverwaltung Gmbh | System for examining a body with a radiance source |
-
1980
- 1980-01-22 FR FR8001327A patent/FR2474175A1/fr active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0089148A1 (en) * | 1982-03-15 | 1983-09-21 | The Board Of Trustees Of The Leland Stanford Junior University | Multiple line detector for use in radiography |
| EP0311177A3 (en) * | 1987-10-05 | 1990-05-23 | Philips Patentverwaltung Gmbh | System for examining a body with a radiance source |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2474175B1 (https=) | 1982-03-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |