Doped cesium barium halide scintillator films
First Claim
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1. A scintillator comprising, a ternary scintillator compound comprising a dopant and cesium barium halide, wherein the scintillator is in the form of a microcolumnar scintillator film or a noncolumnar polycrystalline film, and wherein the scintillator has the formula CsBa2I5:
- Eu or CsBa2I5;
Eu+Tl.
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Abstract
Strontium halide scintillators, calcium halide scintillators, cerium halide scintillators, cesium barium halide scintillators, and related devices and methods are provided.
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Citations
32 Claims
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1. A scintillator comprising, a ternary scintillator compound comprising a dopant and cesium barium halide, wherein the scintillator is in the form of a microcolumnar scintillator film or a noncolumnar polycrystalline film, and wherein the scintillator has the formula CsBa2I5:
- Eu or CsBa2I5;
Eu+Tl. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
- Eu or CsBa2I5;
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14. A hot wall evaporation method of making a doped cesium barium halide scintillator, the method comprising:
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providing an evaporation apparatus comprising an evaporation chamber having a first end portion with a substrate positioned in a holder, a second end portion with at least one source boat, and one or more chamber walls at least partially disposed between the first and second end portions; positioning a dopant and a source at the second end portion so as to allow evaporation of the dopant and the source into the evaporation apparatus; and depositing a scintillator film comprising the dopant and the source on a surface of the positioned substrate, the scintillator film comprising doped cesium barium halide having the formula CsBa2I5;
Eu or CsBa2I5;
Eu+Tl. - View Dependent Claims (15, 16, 17, 18, 19, 20)
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21. A deposition method of making a doped cesium barium halide scintillator, the method comprising:
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providing a deposition apparatus comprising a vacuum chamber having a substrate at a first end and at least one source boat at a second end of the chamber; positioning a source material and a dopant material in the at least one source boat; and depositing a scintillator film comprising doped cesium barium halide on the substrate, wherein the doped cesium barium halide has the formula CsBa2I5;
Eu or CsBa2I5;
Eu+Tl. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32)
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Specification