ZA842056B - Radiation scatter apparatus and method - Google Patents
Radiation scatter apparatus and methodInfo
- Publication number
- ZA842056B ZA842056B ZA842056A ZA842056A ZA842056B ZA 842056 B ZA842056 B ZA 842056B ZA 842056 A ZA842056 A ZA 842056A ZA 842056 A ZA842056 A ZA 842056A ZA 842056 B ZA842056 B ZA 842056B
- Authority
- ZA
- South Africa
- Prior art keywords
- density
- determined
- radiation scatter
- pavement
- radiation
- Prior art date
Links
Classifications
-
- 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
- G01N23/203—Measuring back scattering
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B15/00—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons
- G01B15/02—Measuring arrangements characterised by the use of electromagnetic waves or particle radiation, e.g. by the use of microwaves, X-rays, gamma rays or electrons for measuring thickness
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Immunology (AREA)
- Health & Medical Sciences (AREA)
- Electromagnetism (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Length-Measuring Devices Using Wave Or Particle Radiation (AREA)
- Radiation-Therapy Devices (AREA)
- Measurement Of Radiation (AREA)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/477,820 US4525854A (en) | 1983-03-22 | 1983-03-22 | Radiation scatter apparatus and method |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA842056B true ZA842056B (en) | 1984-10-31 |
Family
ID=23897498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA842056A ZA842056B (en) | 1983-03-22 | 1984-03-20 | Radiation scatter apparatus and method |
Country Status (11)
Country | Link |
---|---|
US (1) | US4525854A (de) |
EP (1) | EP0120676B1 (de) |
JP (1) | JPS59218941A (de) |
AT (1) | ATE40750T1 (de) |
AU (1) | AU557007B2 (de) |
CA (1) | CA1219970A (de) |
DE (1) | DE3476698D1 (de) |
ES (1) | ES8607546A1 (de) |
IL (1) | IL71299A (de) |
NZ (1) | NZ207628A (de) |
ZA (1) | ZA842056B (de) |
Families Citing this family (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU578501B2 (en) * | 1984-02-09 | 1988-10-27 | Kawasaki Steel Corporation | Method of determining thickness and composition of alloy film |
US4641030A (en) * | 1984-12-13 | 1987-02-03 | Troxler Electronic Laboratories, Inc. | Apparatus and method for directly measuring the density of a thin layer |
ATE64484T1 (de) * | 1986-05-06 | 1991-06-15 | Siemens Ag | Anordnung und verfahren zur ermittelung der berechtigung von personen durch ueberpruefen ihrer fingerabdruecke. |
US4979197A (en) * | 1986-05-22 | 1990-12-18 | Troxler Electronic Laboratories, Inc. | Nuclear radiation apparatus and method for dynamically measuring density of test materials during compaction |
WO1988005116A1 (en) * | 1986-12-25 | 1988-07-02 | Institut Gornogo Dela Imeni A.A.Skochinskogo | Method and pick-up for checking of hidden boundary coal-rock |
US4766319A (en) * | 1987-02-12 | 1988-08-23 | Troxler Electronic Laboratories, Inc. | Portable nuclear moisture-density gauge with low activity nuclear sources |
AU630933B2 (en) * | 1987-03-31 | 1992-11-12 | Adaptive Technologies Inc. | Thickness/density measuring apparatus |
FR2629914B1 (fr) * | 1988-04-06 | 1991-09-06 | Aerospatiale | Procede et dispositif pour determiner la masse volumique d'un volume elementaire de matiere |
GB9417419D0 (en) | 1994-08-30 | 1994-10-19 | Mackenzie Innes | Method of measuring film thickness and monitoring liquid flow using backscattered x-rays and gamma-rays |
GB2323440A (en) * | 1997-03-17 | 1998-09-23 | Johnson & Johnson Medical | Measuring thickness of a layer within a body |
US6190917B1 (en) | 1998-03-20 | 2001-02-20 | Cem Corporation | Microwave apparatus and method for analysis of asphalt-aggregate compositions |
US6207462B1 (en) | 1998-03-20 | 2001-03-27 | Cem Corporation | Microwave apparatus and method for analysis of asphalt-aggregate compositions |
US6320933B1 (en) * | 1998-11-30 | 2001-11-20 | American Science And Engineering, Inc. | Multiple scatter system for threat identification |
CN1156689C (zh) | 1999-03-03 | 2004-07-07 | 特罗克斯勒电子实验有限公司 | 一种改进的薄层核子密度计 |
US6284986B1 (en) * | 1999-03-15 | 2001-09-04 | Seh America, Inc. | Method of determining the thickness of a layer on a silicon substrate |
US6492641B1 (en) * | 2000-06-29 | 2002-12-10 | Troxler Electronic Laboratories, Inc. | Apparatus and method for gamma-ray determination of bulk density of samples |
US6567498B1 (en) * | 2002-01-10 | 2003-05-20 | Troxler Electronic Laboratories, Inc. | Low activity nuclear density gauge |
EP1357382A1 (de) * | 2002-04-26 | 2003-10-29 | Rijksuniversiteit te Groningen | Verfahren und System zur Bestimmung der Eigenschaft eines Strassenbelags durch Messung der natürlichen Gammastrahlung |
US9958569B2 (en) | 2002-07-23 | 2018-05-01 | Rapiscan Systems, Inc. | Mobile imaging system and method for detection of contraband |
US8503605B2 (en) | 2002-07-23 | 2013-08-06 | Rapiscan Systems, Inc. | Four sided imaging system and method for detection of contraband |
US8275091B2 (en) | 2002-07-23 | 2012-09-25 | Rapiscan Systems, Inc. | Compact mobile cargo scanning system |
US7963695B2 (en) | 2002-07-23 | 2011-06-21 | Rapiscan Systems, Inc. | Rotatable boom cargo scanning system |
US6995667B2 (en) * | 2002-12-23 | 2006-02-07 | Instrotek, Inc. | Systems, methods, and computer program products for automatic tracking and/or remote monitoring of nuclear gauges and/or data communication therewith |
US6928141B2 (en) | 2003-06-20 | 2005-08-09 | Rapiscan, Inc. | Relocatable X-ray imaging system and method for inspecting commercial vehicles and cargo containers |
US7809109B2 (en) * | 2004-04-09 | 2010-10-05 | American Science And Engineering, Inc. | Multiple image collection and synthesis for personnel screening |
JP4689663B2 (ja) * | 2004-04-09 | 2011-05-25 | アメリカン サイエンス アンド エンジニアリング,インコーポレイテッド | 一度に1つのみの供給源が放射線を発光することを確実にすることによって、複数の供給源を備える門形の後方散乱検査器におけるクロストークを排除すること |
US7471764B2 (en) | 2005-04-15 | 2008-12-30 | Rapiscan Security Products, Inc. | X-ray imaging system having improved weather resistance |
WO2007027760A2 (en) * | 2005-08-30 | 2007-03-08 | Troxler Electronic Laboratories, Inc. | Methods, systems, and computer program products for determining a property of construction material |
US7605366B2 (en) * | 2005-09-21 | 2009-10-20 | Troxler Electronic Laboratories, Inc. | Nuclear density gauge |
JP2009534669A (ja) * | 2006-04-21 | 2009-09-24 | アメリカン サイエンス アンド エンジニアリング,インコーポレイテッド | 離散供給源のアレイおよび複数の平行ビームを用いた荷物および人間のx線画像化 |
US7526064B2 (en) | 2006-05-05 | 2009-04-28 | Rapiscan Security Products, Inc. | Multiple pass cargo inspection system |
SG165402A1 (en) | 2006-08-11 | 2010-10-28 | American Science & Eng Inc | X-ray inspection with contemporaneous and proximal transmission and backscatter imaging |
US8576982B2 (en) | 2008-02-01 | 2013-11-05 | Rapiscan Systems, Inc. | Personnel screening system |
US8995619B2 (en) | 2010-03-14 | 2015-03-31 | Rapiscan Systems, Inc. | Personnel screening system |
US8638904B2 (en) | 2010-03-14 | 2014-01-28 | Rapiscan Systems, Inc. | Personnel screening system |
WO2009089172A2 (en) | 2008-01-04 | 2009-07-16 | Troxler Electronic Laboratories, Inc. | Nuclear gauges and methods of configuration and calibration of nuclear gauges |
GB0809110D0 (en) | 2008-05-20 | 2008-06-25 | Rapiscan Security Products Inc | Gantry scanner systems |
EP2459991B1 (de) * | 2009-07-29 | 2019-09-11 | American Science & Engineering, Inc. | Anhänger für röntgenstrahleninspektion von oben nach unten |
US8824632B2 (en) | 2009-07-29 | 2014-09-02 | American Science And Engineering, Inc. | Backscatter X-ray inspection van with top-down imaging |
BR112012023117A2 (pt) | 2010-03-14 | 2016-05-24 | Rapiscan Systems Inc | equipamento de formação de feixe |
EP3252506B1 (de) | 2011-02-08 | 2020-11-18 | Rapiscan Systems, Inc. | Verdeckte überwachung unter verwendung multimodaler erfassung |
US9218933B2 (en) | 2011-06-09 | 2015-12-22 | Rapidscan Systems, Inc. | Low-dose radiographic imaging system |
EP2810296A4 (de) | 2012-02-03 | 2015-12-30 | Rapiscan Systems Inc | Kombiniertes streu- und übertragungssystem mit mehrfachansicht |
US10670740B2 (en) | 2012-02-14 | 2020-06-02 | American Science And Engineering, Inc. | Spectral discrimination using wavelength-shifting fiber-coupled scintillation detectors |
KR102167245B1 (ko) | 2013-01-31 | 2020-10-19 | 라피스캔 시스템스, 인코포레이티드 | 이동식 보안검사시스템 |
US10515731B1 (en) | 2013-03-14 | 2019-12-24 | Troxler Electronic Laboratories, Inc. | Nuclear Gauge |
US11280898B2 (en) | 2014-03-07 | 2022-03-22 | Rapiscan Systems, Inc. | Radar-based baggage and parcel inspection systems |
MX361149B (es) | 2014-03-07 | 2018-11-28 | Rapiscan Systems Inc | Detectores de banda ultra ancha. |
GB2530394B (en) | 2014-07-24 | 2017-11-22 | Johnson Matthey Plc | Apparatus for determining thickness of lining layer |
BR112017011068A2 (pt) | 2014-11-25 | 2018-07-10 | Rapiscan Systems, Inc. | sistema de gerenciamento de segurança inteligente |
CN107615052A (zh) | 2015-03-20 | 2018-01-19 | 拉皮斯坎系统股份有限公司 | 手持式便携反向散射检查系统 |
US10720300B2 (en) | 2016-09-30 | 2020-07-21 | American Science And Engineering, Inc. | X-ray source for 2D scanning beam imaging |
SK8449Y1 (sk) * | 2018-05-11 | 2019-05-06 | Fulop Marko | Zariadenie na odhaľovanie nelegálnych úkrytov v náklade železnej rudy |
WO2019245636A1 (en) | 2018-06-20 | 2019-12-26 | American Science And Engineering, Inc. | Wavelength-shifting sheet-coupled scintillation detectors |
WO2020160106A1 (en) * | 2019-01-30 | 2020-08-06 | Ndc Technologies Inc. | Radiation-based thickness gauge |
US11175245B1 (en) | 2020-06-15 | 2021-11-16 | American Science And Engineering, Inc. | Scatter X-ray imaging with adaptive scanning beam intensity |
US11340361B1 (en) | 2020-11-23 | 2022-05-24 | American Science And Engineering, Inc. | Wireless transmission detector panel for an X-ray scanner |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2781453A (en) * | 1953-02-11 | 1957-02-12 | Univ Cornell | Methods and apparatus for determination of characteristics of matter in a surface layer |
US2997586A (en) * | 1955-08-16 | 1961-08-22 | Serge A Scherbatskoy | Gamma ray testing |
US2943202A (en) * | 1956-01-26 | 1960-06-28 | Curtiss Wright Corp | Apparatus for measuring wall thickness or density by radiation detection |
US3148279A (en) * | 1961-05-04 | 1964-09-08 | Western Electric Co | Radiation method of measuring sheath thickness and eccentricity |
US3202822A (en) * | 1961-11-13 | 1965-08-24 | Phillips Petroleum Co | Method of determining density utilizing a gamma ray source and a pair of detectors |
US3497691A (en) * | 1967-06-30 | 1970-02-24 | Ohmart Corp | Dual mode fluorescence and backscatter coating thickness measuring gauge |
US3840746A (en) * | 1971-12-13 | 1974-10-08 | Applied Invention Corp | Gamma ray density probe utilizing a pair of gamma ray sources and a gamma ray detector |
JPS5222553B2 (de) * | 1973-02-20 | 1977-06-17 | ||
US3854042A (en) * | 1973-05-10 | 1974-12-10 | A Ott | Device for measuring the thickness of layers with a radionuclide irradiating the layer |
DE2544354A1 (de) * | 1975-10-03 | 1977-04-14 | Siemens Ag | Verfahren zur bestimmung der dichte von koerpern mittels durchdingender strahlen und geraet zu seiner durchfuehrung |
US4297575A (en) * | 1979-08-13 | 1981-10-27 | Halliburton Company | Simultaneous gamma ray measurement of formation bulk density and casing thickness |
-
1983
- 1983-03-22 US US06/477,820 patent/US4525854A/en not_active Expired - Lifetime
-
1984
- 1984-03-20 ZA ZA842056A patent/ZA842056B/xx unknown
- 1984-03-21 AU AU25986/84A patent/AU557007B2/en not_active Ceased
- 1984-03-21 CA CA000450152A patent/CA1219970A/en not_active Expired
- 1984-03-21 IL IL71299A patent/IL71299A/xx not_active IP Right Cessation
- 1984-03-21 AT AT84301920T patent/ATE40750T1/de not_active IP Right Cessation
- 1984-03-21 DE DE8484301920T patent/DE3476698D1/de not_active Expired
- 1984-03-21 EP EP84301920A patent/EP0120676B1/de not_active Expired
- 1984-03-22 ES ES531211A patent/ES8607546A1/es not_active Expired
- 1984-03-22 JP JP59055199A patent/JPS59218941A/ja active Granted
- 1984-03-26 NZ NZ207628A patent/NZ207628A/en unknown
Also Published As
Publication number | Publication date |
---|---|
US4525854A (en) | 1985-06-25 |
AU2598684A (en) | 1984-09-27 |
ES531211A0 (es) | 1986-06-01 |
AU557007B2 (en) | 1986-11-27 |
EP0120676A2 (de) | 1984-10-03 |
ATE40750T1 (de) | 1989-02-15 |
IL71299A (en) | 1988-11-15 |
JPH0247697B2 (de) | 1990-10-22 |
EP0120676B1 (de) | 1989-02-08 |
IL71299A0 (en) | 1984-06-29 |
DE3476698D1 (en) | 1989-03-16 |
JPS59218941A (ja) | 1984-12-10 |
EP0120676A3 (en) | 1985-06-12 |
CA1219970A (en) | 1987-03-31 |
NZ207628A (en) | 1988-02-29 |
ES8607546A1 (es) | 1986-06-01 |
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