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    • 65. 发明授权
    • Method for obtaining an electrical representation of a radiation image
using CCD sensors
    • 使用CCD传感器获得辐射图像的电气表示的方法
    • US5998802A
    • 1999-12-07
    • US15116
    • 1998-01-29
    • Luc StruyePaul LeblansPeter Willems
    • Luc StruyePaul LeblansPeter Willems
    • G01T1/29G03B42/02
    • G01T1/2014H04N5/32H04N5/3415
    • A method of obtaining an electrical representation of a radiation image by means of at least one CCD sensor. A stimulable phosphor plate, the area of which is divided into at least two different portions, is exposed to a radiation image. Each of the portions is stimulated by light guided from a light source, the light having a wavelength within the stimulating wavelength range of the phosphor on the plate and causing the phosphor plate to emit stimulated light. The stimulated light from each phosphor plate portion is guided to at least one two-dimensional CCD sensor kept in a static position relative to the phosphor plate portion, such that the CCD detects the stimulated light. The detected stimulated light is converted into an electrical representation of the plate portion, and the electrical representation of each of the different plate portions is combined to form an electrical representation of the radiation image. When using fiber optics a high readout efficiency can be obtained using a broad range of light sources in continuous or pulsed mode.
    • 一种通过至少一个CCD传感器获得辐射图像的电表示的方法。 可激发的荧光体板,其区域被分成至少两个不同部分,暴露于辐射图像。 每个部分由光源引导的光刺激,该光在该板上的荧光体的刺激波长范围内具有波长并使荧光板发射受激光。 来自每个荧光板部分的​​受激光被引导到保持在相对于荧光板部分的​​静止位置的至少一个二维CCD传感器,使得CCD检测到被激发的光。 检测到的受激光被转换成板部分的电气表示,并且将每个不同板部分的电气表示组合以形成辐射图像的电表示。 当使用光纤时,可以使用广泛的连续或脉冲模式的光源获得高的读出效率。
    • 67. 发明授权
    • Photostimulable phosphors
    • 光致发光荧光粉
    • US5422220A
    • 1995-06-06
    • US243516
    • 1994-05-16
    • Paul LeblansAlbert D. AdriaensensMelvin TecotzkyJan A. Van den Bogaert
    • Paul LeblansAlbert D. AdriaensensMelvin TecotzkyJan A. Van den Bogaert
    • C09K11/00C09K11/61C09K11/77C09K11/85G21K4/00G03C5/16
    • G21K4/00C09K11/7791G21K2004/06Y10S430/146Y10S430/167Y10S430/168
    • A photostimulable phosphor of which the emission intensity at the stimulation wavelength of 550 nm is higher than the emission intensity at the stimulation wavelength of 600 nm, characterized in that said phosphor is a divalent europium activated barium fluorobromide containing as codopant samarium, and wherein the terminology barium fluorobromide stands for an empirical formula wherein (1) a minor part of the barium (less than 50 atom %) is replaced optionally by at least one metal selected from the group consisting of a monovalent alkali metal, a divalent alkaline earth metal other than barium, and a trivalent metal selected from the group consisting of Al, Ga, In, Tl, Sb, Bi, Y, and a rare earth metal selected from the group consisting of Ce, Pr, Nd, Gd, Tb, Dy, Ho, Er, Tm, Yb and Lu, (2) a minor part (less than 50 atom %) of the bromine is replaced by chlorine, and/or iodine, and (3) wherein fluorine is present stoichiometrically in a larger atom % than bromine taken alone or bromine combined with chlorine and/or iodine.
    • 激发波长为550nm的发光强度高于600nm的刺激波长下的发光强度的光激发性荧光体,其特征在于,所述荧光体是含有共价掺杂钐的二价铕活化的氟化溴化钡,其特征在于, 氟溴化钡代表经验式,其中(1)少部分钡(小于50原子%)被任选地由至少一种选自以下的金属替代:一价碱金属,除二价碱金属以外的二价碱土金属 钡和选自Al,Ga,In,Tl,Sb,Bi,Y和选自Ce,Pr,Nd,Gd,Tb,Dy,Ho的稀土金属的三价金属 ,Er,Tm,Yb和Lu,(2)溴的少量部分(小于50原子%)被氯和/或碘取代,(3)其中氟以比原子%更大的原子比存在化学计量比 溴或溴 ne与氯和/或碘结合。
    • 70. 发明授权
    • Radiation pretreated stimulable phosphor screen or panel
    • 辐射预处理可激发荧光屏或面板
    • US07126135B2
    • 2006-10-24
    • US10736926
    • 2003-12-16
    • Johan LamotteJean VerelstLuc StruyePaul Leblans
    • Johan LamotteJean VerelstLuc StruyePaul Leblans
    • H05B33/00
    • G21K4/00C09K11/7733
    • A Eu-doped CsBr-type storage phosphor screen or panel has been disclosed, providing ratios of ultraviolet luminescence intensities of at least 10/9 after having been exposed to radiation having a wavelength in the range from 150 to 400 nm, measured at same sites without and with pretreatment exposure of said storage phosphor screen or panel with short ultraviolet radiation in the range from 150 to 300 nm and having an energy of 10 mJ/mm2, as well as a method of producing a stimulable phosphor screen or panel, characterized in that during or after at least one of the manufacturing steps a radiation exposure treatment is given with radiation sources emitting short ultraviolet radiation in the range from 150 to 300 nm with an energy of at least 10 mJ/mm2.
    • 已经公开了Eu掺杂的CsBr型存储荧光屏或面板,其在暴露于波长在150至400nm的辐射之后提供至少10/9的紫外发光强度的比率,在相同的位置 所述存储荧光屏或面板在150-300nm范围内具有短的紫外线辐射并具有10mJ / mm 2的能量的预处理曝光,以及一种制备 其特征在于,在至少一个制造步骤期间或之后,对发射150至300nm范围内的短紫外线辐射的辐射源进行辐射曝光处理,其能量至少为10mJ / mm 2