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    • 6. 发明授权
    • Radiation image recording and reproducing method and radiation image
storage panel employed for the same
    • 用于其的辐射图像记录和再现方法和放射图像存储面板
    • US4926047A
    • 1990-05-15
    • US110025
    • 1987-10-15
    • Kenji TakahashiTakashi Nakamura
    • Kenji TakahashiTakashi Nakamura
    • C09K11/08C09K11/77G21K4/00
    • C09K11/7731C09K11/7734G21K4/00
    • A radiation image recording and reproducing method comprising steps of:causing a stimulable phosphor to absorb a radiation having passed through an object or radiated by an object,exposing said stimulable phosphor to an electromagnetic wave having a wavelength within the range of 450-800 nm to release the radiation energy stored therein as light emission, anddetecting the emitted light,in which said stimulable phosphor is a divalent europium activated complex halide phosphor having the formula (I):M.sup.II FX.aM.sup.I X'.bM'.sup.II X".sub.2.cM.sup.III X'".sub.3.xA:yEu.sup.2+ (I)in which M.sup.II is at least one alkaline earth metal selected from the group consisting of Ba, Sr and Ca; M.sup.I is a least one alkali metal selected from the group consisting of Li, Na, K, Rb and Cs; M'.sup.II is at least one divalent metal selected from the group consisting of Be and Mg; M.sup.III is at least one trivalent metal selected from the group consisting of Al, Ga, In and Tl; A is at least one metal oxide; X is at least one halogen selected from the group consisting of Cl, Br and I; each of X', X" and X'" is at least one halogen selected from the group consisting of F, Cl, Br and I; a, b and c are numbers satisfying the conditions of 0.ltoreq.a.ltoreq.2, 0.ltoreq.b.ltoreq.10.sup.-2, 0.ltoreq.c.ltoreq.10.sup.-2 and a+b+c.gtoreq.10.sup.-6 ; and x and y are numbers satifying the conditions of 0
    • 一种放射线图像记录和再现方法,包括以下步骤:使可刺激的荧光体吸收已经通过物体的辐射或被物体辐射的辐射,将所述可激发的荧光体暴露于波长在450-800nm范围内的电磁波到 释放存储在其中的辐射能量作为发光,并且检测所发射的光,其中所述可激发的荧光体是具有式(I)的二价铕活化的配合物卤化物荧光体:MIIFX.aMIX'.bM'IIX'2.cMIIIX' “3.xA:yE2 +(I)其中MII为选自Ba,Sr和Ca中的至少一种碱土金属; MI是选自Li,Na,K,Rb和Cs中的至少一种碱金属; M'II是选自Be和Mg中的至少一种二价金属; MIII是选自Al,Ga,In和Tl中的至少一种三价金属; A是至少一种金属氧化物; X是选自Cl,Br和I中的至少一种卤素; X',X“和X”'中的每一个是选自由F,Cl,Br和I组成的组中的至少一种卤素; a,b和c是满足0≤a≤2,0≤b≤10-2,0≤c≤10-2和a + b + c的条件的数字 > = = 10-6; x和y分别是0≤x≤0.5且0≤y≤0.2的条件的数字。 还公开了用于该方法的辐射图像存储面板。
    • 8. 发明授权
    • Radiation image recording and reproducing method
    • 辐射图像记录和再现方法
    • US4535237A
    • 1985-08-13
    • US560924
    • 1983-12-13
    • Kenji TakahashiTakashi Nakamura
    • Kenji TakahashiTakashi Nakamura
    • G03B42/02G01T1/29G21K4/00G03C5/16C09K11/46
    • G21K4/00G01T1/2012G01T1/2016
    • A radiation image recording and reproducing method comprising steps of:(i) causing a radiation image storage panel to absorb a radiation having passed through an object or having radiated from an object, the radiation image storage panel containing a divalent europium activated barium fluorobromide phosphor showing a stimulation spectrum in which the emission intensity at the stimulation wavelength of 500 nm is higher than the emission intensity at the stimulation wavelength of 600 nm;(ii) exposing said radiation image storage panel to an electromagnetic wave having a wavelength within the range of 550-800 nm such as He-Ne laser beam to release the radiation energy stored therein as light emission; and(iii) detecting the emitted light.
    • 一种放射线图像记录和再现方法,包括以下步骤:(i)使辐射图像存储面板吸收已经通过物体或已经从物体辐射的辐射,所述放射线图像存储面板包含二价铕活化的氟化钡荧光体,其显示 激发波长500nm的发光强度高于600nm的刺激波长的发光强度的刺激光谱; (ii)将所述放射线图像存储面板暴露于具有550-800nm范围内的波长的电磁波,例如He-Ne激光束,以释放其中存储的辐射能量作为发光; 和(iii)检测发射的光。