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    • 81. 发明申请
    • AN X-RAY DIFFRACTION (XRD) MEANS FOR IDENTIFYING THE CONTENT IN A VOLUME OF INTEREST AND A METHOD THEREOF
    • 一种X射线衍射(XRD)手段,用于识别一系列利益的内容及其方法
    • WO2005065039A3
    • 2006-02-02
    • PCT/IL2005000037
    • 2005-01-11
    • HOMELAND SECUR E THAREL ZE EVZUK ASAFBURSHTEIN ZEEV
    • HAREL ZE EVZUK ASAFBURSHTEIN ZEEV
    • G01T1/36G01N23/20G01N23/207G01T7/12
    • G01N23/207
    • The present invention discloses an XRD means for identifying the content of a volume of interest (VOI) and a method thereof. A remote XRD means is comprised of a plurality of X-ray sources (41A-41C) targeted towards said VOI (44) ; a plurality of X-ray detectors (46) adapted to receive diffracted X-rays (47A-47C) ; a processor adapted to measure said patterns; a database comprising records of pattern parameters; and an alerting means adapted for identifying a material in the VOI as one of a predetermined group. This invention also discloses a method of acquiring XRD images of a material in a VOI (44), comprised of receiving VOI coordinates; irradiating the material in the VOI; acquiring, extracting and converting of XRD patterns (47A-47C) of said VOI to standard powder X-ray diffraction spectrum; matching records in a database for material identification; and alerting when said material is in matches a predetermined record.
    • 本发明公开了一种用于识别感兴趣体积(VOI)的内容的XRD装置及其方法。 远程XRD装置由面向所述VOI(44)的多个X射线源(41A-41C)组成。 适于接收衍射X射线的多个X射线检测器(46)(47A-47C); 适于测量所述图案的处理器; 包括模式参数记录的数据库; 以及适于将VOI中的材料识别为预定组之一的警报装置。 本发明还公开了一种获取VOI(44)中的材料的XRD图像的方法,包括接收VOI坐标; 在VOI中照射材料; 获取,提取和转换所述VOI的XRD图谱(47A-47C)至标准粉末X射线衍射光谱; 在数据库中匹配记录以进行材料识别; 并且当所述材料匹配预定记录时发出警报。
    • 83. 发明申请
    • AN X-RAY DIFFRACTION (XRD) MEANS FOR IDENTIFYING THE CONTENT IN A VOLUME OF INTEREST AND A METHOD THEREOF
    • 一种X射线衍射(XRD)手段,用于识别一系列利益的内容及其方法
    • WO2005065039A2
    • 2005-07-21
    • PCT/IL2005/000037
    • 2005-01-11
    • Homeland Secur-E.T.HAREL, Ze'evZUK, AsafBURSHTEIN, Zeev
    • HAREL, Ze'evZUK, AsafBURSHTEIN, Zeev
    • G01N23/207
    • G01N23/207
    • The present invention discloses an XRD means for identifying the content of a volume of interest (VOI) and a method thereof. A remote XRD means is comprised inter alia of a plurality of X-ray sources targeted towards said VOI; a plurality of X-ray detectors adapted to receive diffracted X-rays; a processor adapted to measure said patterns; a database comprising records of patterns' parameters; and, an alerting means adapted for identifying material as one of said predetermined group. This invention also discloses a method of acquiring XRD image of a material in a VOI, comprised of receiving VOI coordinates; irradiating the material in the VOI; acquiring, extracting and converting of XRD patterns of said VOI to standard powder X-ray diffraction spectrum; matching records in a database for material identification; and alerting when said material is in matching a predetermined record.
    • 本发明公开了一种用于识别感兴趣体积(VOI)的内容的XRD装置及其方法。 远程XRD装置尤其包括针对所述VOI的多个X射线源; 适用于接收衍射X射线的多个X射线检测器; 适于测量所述图案的处理器; 包括模式参数记录的数据库; 以及适于将材料识别为所述预定组之一的报警装置。 本发明还公开了一种获取VOI中的材料的XRD图像的方法,包括接收VOI坐标; 在VOI中照射材料; 将所述VOI的XRD图案获取,提取和转换为标准粉末X射线衍射光谱; 在数据库中匹配记录以进行材料识别; 并且当所述材料匹配预定记录时发出警报。
    • 85. 发明申请
    • APPARATUS FOR FAST DETECTION OF X-RAYS
    • 快速检测X射线的装置
    • WO0144792A3
    • 2002-03-21
    • PCT/GB0004361
    • 2000-11-17
    • SECR DEFENCECARTER TONYJUPP IAN DAVIDDERMODY GERAINT SPENCERBOYD ANDREW JAMESBURROWS JOHN DAVID
    • CARTER TONYJUPP IAN DAVIDDERMODY GERAINT SPENCERBOYD ANDREW JAMESBURROWS JOHN DAVID
    • G01N23/207G01N23/20
    • G01N23/20
    • This invention relates to the field of X-ray inspection systems and more particularly to those that use X-ray diffraction to analyse an object under inspection. Essential to prior art diffraction systems employing angular dispersion is the provision of a monochromatic incident X-ray beam. Conventionally, this is provided by filtering out the desired spectral peak from a polychromatic or quasi-monochromatic X-ray beam by means of the balanced filter technique. There are disadvantages to this technique in that it requires two diffraction images to be subtracted form one another in order to get the desired spectral peak. This results in beam attenuation and data of poor statistical quality. The invention proposes the use of an array of semiconductor detector elements and associated electronics which are capable of extracting an essentially monochromatic diffraction pattern from scattered polychromatic or quasi-monochromatic X-rays.
    • 本发明涉及X射线检查系统的领域,更具体地涉及使用X射线衍射来分析被检查物体的那些。 采用角度色散的现有技术衍射系统的必要条件是提供单色入射X射线束。 通常,这是通过借助于平衡滤波器技术从多色或准单色X射线束滤出期望的光谱峰来提供的。 这种技术存在缺点,因为它需要相互减去两个衍射图像,以获得所需的光谱峰值。 这导致光束衰减和统计质量差的数据。 本发明提出使用能够从散射的多色或准单色X射线提取基本上单色的衍射图案的半导体检测器元件阵列和相关联的电子器件。
    • 87. 发明申请
    • ANALYSIS DEVICE WHICH USES X-RAY FLUORESCENCE
    • 设备X射线荧光分析
    • WO0102842A3
    • 2001-05-03
    • PCT/DE0002052
    • 2000-06-22
    • FRAUNHOFER GES FORSCHUNGHOLZ THOMAS
    • HOLZ THOMAS
    • G01N23/207G01N23/223
    • G01N23/223G01N23/2076G01N2223/076
    • The invention relates to an analysis device which uses x-ray fluorescence, in which X-rays from an X-ray source are directed at a sample which is located on a sample carrier and the fluorescent radiation is measured by a detector. The aim of the invention is to increase the detection sensitivity for all manner of samples, in particular, in relation to the analysis of the total reflection X-ray fluorescence. To this end, the sample to be analysed is placed on a multi-layer system, or a fluidic sample flows over a multi-layer system of this type. Said multi-layer system consists of at least two or more individual layers which are arranged in a periodically repeating pattern. Neighbouring individual layers consist of materials with a different X-ray optical refractive index, whereby the period thickness d in the multi-layer system and the angle of incidence theta of the X-rays satisfy the BRAGG equation for the wavelength of X-rays that is used.
    • 本发明涉及一种用于Röntgenfluoreszenzananlyse的装置,目的是一种X射线源,其被集成在一个样品载体上和荧光辐射与一个检测器测量的X辐射。 其目的是检测灵敏度,特别是向Totalreflexionröntgenfluroreszenzanalyse(TXRF)可以为veschiedenste样品增加。 为了解决这个问题,要分析的试样置于一个多层系统上,或者这样的多层系统上的流体样品流动。 多层系统由至少两个或更多个周期性重复排列各个层的。 相邻的单个层由具有不同的X射线的光学折射率的材料,其中,所述Periordendicken d在多层系统和X射线辐射的入射角θ表示在所使用的X射线波长的λ满足布拉格方程。
    • 88. 发明申请
    • METHOD AND APPARATUS FOR X-RAY DIFFRACTION ANALYSES
    • X射线衍射分析的方法和装置
    • WO00079252A1
    • 2000-12-28
    • PCT/AU2000/000697
    • 2000-06-21
    • G01N23/20G01N33/38G01N23/207
    • G01N23/20G01N33/383
    • A method and apparatus for continuously presenting a sample from a stream of particulate material which contains crystalline substances and effectively continuously analysing the sample by X-ray diffraction. An extracted sample flow (23-22-24) is fed onto a continuously moving carrier (10-12) and its surface smoothed and flattened (25-26-30-32) for X-ray diffraction patterns to be detected (34-36) and analysed (38) to provide a compositional analysis for the crystalline substances. The sample (24) is continuously removed (40) from the carrier (10) prior to further sample being fed onto the carrier. The invention is particularly applicable for phase composition analysis of cement and cement clinker and provides and effectively continuous analysis substantially in real time in contrast to prior art laboratory analysis of discrete samples.
    • 一种用于从含有结晶物质的颗粒材料流中连续呈现样品并通过X射线衍射有效连续分析样品的方法和装置。 提取的样品流(23-22-24)被馈送到连续移动的载体(10-12)上,其表面平滑并平坦化(25-26-30-32),以检测X射线衍射图案(34- 36)并分析(38)以提供结晶物质的组成分析。 在将进一步的样品送入载体之前,将样品(24)从载体(10)连续地除去(40)。 本发明特别适用于水泥和水泥熟料的相组成分析,与离散样品的现有技术实验室分析相比,实质上实时提供和有效连续分析。
    • 90. 发明申请
    • X-RAY ANALYSIS APPARATUS INCLUDING A PARABOLIC X-RAY MIRROR AND A CRYSTAL MONOCHROMATOR
    • 包含抛物面X射线镜和晶体单色仪的X射线分析装置
    • WO00031523A2
    • 2000-06-02
    • PCT/EP1999/008939
    • 1999-11-15
    • G01N23/207G01N23/20G02B17/00G21K1/06G21K5/02
    • G01N23/20G01N23/20016
    • An apparatus for X-ray analysis of materials advantageously utilizes a parabolic multilayer mirror for parallelizing the X-rays. Moreover, it may be desirable to monochromatize the parallelized radiation, for example by means of a crystal monochromator. According to the invention an influencing device for the X-rays is constructed as a single mechanical unit comprising a combination of an X-ray mirror (46) and a monochromator (48). This unit (66) can be arranged in the analysis apparatus in at least two positions (74, 76) in such a manner that the X-rays travel via the X-ray mirror (46) and the monochromator (48) in the first position (74) whereas the X-rays travel only via the X-ray mirror (46) in the second position (76). Consequently, no separate units comprising only an X-ray mirror or a combination of an X-ray mirror and a monochromator are required, so that a substantial saving in costs is achieved.
    • X射线材料扫描设备有利地利用多层抛物面镜来平行X射线。另外,可能期望例如使用晶体单色器对平行辐射进行单色化。 。 根据本发明,X射线影响装置被构造为包括X射线镜(46)和单色器(48)的组合的单独的机械单元。 该单元(66)可以在分析仪中布置在至少两个位置(74,76)中,使得X射线穿过X射线反射镜(46)和单色器(48) 第一位置(74),而X射线仅在第二位置(76)经由X射线反射镜(46)移动。 因此,不需要仅包括X射线反射镜或X射线反射镜与单色器的组合的单独单元,这允许显着节省成本。