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    • 2. 发明授权
    • Method of preparing scintillation materials with reduced afterglow
    • 减少余辉制备闪烁材料的方法
    • US08709155B1
    • 2014-04-29
    • US13962997
    • 2013-08-09
    • Charles BrecherVivek Nagarkar
    • Charles BrecherVivek Nagarkar
    • C30B29/06
    • G01T1/2023C09K11/772C09K11/7733G21K4/00G21K2004/06
    • Scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, and a variety of second dopants (co-dopants). In another embodiment, the scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, a variety of second dopants (co-dopants), and a variety of third dopants (co-dopants). Co-dopants of this invention are capable of providing a second auxiliary luminescent cation dopant, capable of introducing an anion size and electronegativity mismatch, capable of introducing a mismatch of anion charge, or introducing a mismatch of cation charge in the host material.
    • 本发明的闪烁材料具有碱卤化物主体材料,各种类型的(第一)闪烁掺杂剂和各种第二掺杂剂(共掺杂剂)。 在另一个实施方案中,本发明的闪烁材料具有碱金属卤化物主体材料,各种类型的(第一)闪烁掺杂剂,各种第二掺杂剂(共掺杂剂)和各种第三掺杂剂(共掺杂剂)。 本发明的共掺杂物能够提供能够引入阴离子尺寸和电负性失配的第二辅助发光阳离子掺杂剂,其能够引入阴离子电荷的错配或引入阳离子电荷在主体材料中的失配。
    • 3. 发明授权
    • Scintillation materials with reduced afterglow and method of preparation
    • 闪烁材料具有减少的余辉和制备方法
    • US07180068B1
    • 2007-02-20
    • US10864063
    • 2004-06-09
    • Charles BrecherVivek Nagarkar
    • Charles BrecherVivek Nagarkar
    • G01T1/00
    • G01T1/2023C09K11/772C09K11/7733G21K4/00G21K2004/06
    • Scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, and a variety of second dopants (co-dopants). In another embodiment, the scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, a variety of second dopants (co-dopants), and a variety of third dopants (co-dopants). Co-dopants of this invention are capable of providing a second auxiliary luminescent cation dopant, capable of introducing an anion size and electronegativity mismatch, capable of introducing a mismatch of anion charge, or introducing a mismatch of cation charge in the host material.
    • 本发明的闪烁材料具有碱卤化物主体材料,各种类型的(第一)闪烁掺杂剂和各种第二掺杂剂(共掺杂剂)。 在另一个实施方案中,本发明的闪烁材料具有碱金属卤化物主体材料,各种类型的(第一)闪烁掺杂剂,各种第二掺杂剂(共掺杂剂)和各种第三掺杂剂(共掺杂剂)。 本发明的共掺杂物能够提供能够引入阴离子尺寸和电负性失配的第二辅助发光阳离子掺杂剂,其能够引入阴离子电荷的错配或引入阳离子电荷在主体材料中的失配。
    • 4. 发明授权
    • Scintillation materials with reduced afterglow and method of preparation
    • 闪烁材料具有减少的余辉和制备方法
    • US08507878B1
    • 2013-08-13
    • US12959437
    • 2010-12-03
    • Charles BrecherVivek Nagarkar
    • Charles BrecherVivek Nagarkar
    • G01J1/58G01T1/20
    • G01T1/2023C09K11/772C09K11/7733G21K4/00G21K2004/06
    • Scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, and a variety of second dopants (co-dopants). In another embodiment, the scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, a variety of second dopants (co-dopants), and a variety of third dopants (co-dopants). Co-dopants of this invention are capable of providing a second auxiliary luminescent cation dopant, capable of introducing an anion size and electronegativity mismatch, capable of introducing a mismatch of anion charge, or introducing a mismatch of cation charge in the host material.
    • 本发明的闪烁材料具有碱卤化物主体材料,各种类型的(第一)闪烁掺杂剂和各种第二掺杂剂(共掺杂剂)。 在另一个实施方案中,本发明的闪烁材料具有碱金属卤化物主体材料,各种类型的(第一)闪烁掺杂剂,各种第二掺杂剂(共掺杂剂)和各种第三掺杂剂(共掺杂剂)。 本发明的共掺杂物能够提供能够引入阴离子尺寸和电负性失配的第二辅助发光阳离子掺杂剂,其能够引入阴离子电荷的错配或引入阳离子电荷在主体材料中的失配。
    • 5. 发明授权
    • Scintillation materials with reduced afterglow and method of preparation
    • 闪烁材料具有减少的余辉和制备方法
    • US07854961B1
    • 2010-12-21
    • US11619354
    • 2007-01-03
    • Charles BrecherVivek Nagarkar
    • Charles BrecherVivek Nagarkar
    • B05D5/06
    • G01T1/2023C09K11/772C09K11/7733G21K4/00G21K2004/06
    • Scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, and a variety of second dopants (co-dopants). In another embodiment, the scintillation materials of this invention have an alkali halide host material, a (first) scintillation dopant of various types, a variety of second dopants (co-dopants), and a variety of third dopants (co-dopants). Co-dopants of this invention are capable of providing a second auxiliary luminescent cation dopant, capable of introducing an anion size and electronegativity mismatch, capable of introducing a mismatch of anion charge, or introducing a mismatch of cation charge in the host material.
    • 本发明的闪烁材料具有碱卤化物主体材料,各种类型的(第一)闪烁掺杂剂和各种第二掺杂剂(共掺杂剂)。 在另一个实施方案中,本发明的闪烁材料具有碱金属卤化物主体材料,各种类型的(第一)闪烁掺杂剂,各种第二掺杂剂(共掺杂剂)和各种第三掺杂剂(共掺杂剂)。 本发明的共掺杂物能够提供能够引入阴离子尺寸和电负性失配的第二辅助发光阳离子掺杂剂,其能够引入阴离子电荷的错配或引入阳离子电荷在主体材料中的失配。
    • 7. 发明授权
    • Beam-oriented pixellated scintillators for radiation imaging
    • 用于放射成像的光束取向像素化闪烁体
    • US07692156B1
    • 2010-04-06
    • US11843881
    • 2007-08-23
    • Vivek Nagarkar
    • Vivek Nagarkar
    • G01T1/20
    • G01T1/1644A61B6/037
    • The present invention provides radiation detectors and methods, including radiation detection devices having beam-oriented scintillators capable of high-performance, high resolution imaging, methods of fabricating scintillators, and methods of radiation detection. A radiation detection device includes a beam-oriented pixellated scintillator disposed on a substrate, the scintillator having a first pixel having a first pixel axis and a second pixel having a second pixel axis, wherein the first and second axes are at an angle relative to each other, and wherein each axis is substantially parallel to a predetermined beam direction for illuminating the corresponding pixel.
    • 本发明提供了辐射检测器和方法,包括具有能够进行高性能,高分辨率成像的射束取向闪烁体,制造闪烁体的方法和放射线检测方法的放射线检测装置。 放射线检测装置包括设置在基板上的光束取向像素化闪烁体,该闪烁体具有第一像素和第二像素,第一像素具有第一像素轴和第二像素,第二像素具有第二像素轴,其中第一和第二轴相对于每个像素轴成一角度 并且其中每个轴基本上平行于预定的波束方向以照射相应的像素。