Scintillator with a matrix material body carrying nano-material scintillator media

• US 20070085010A1
• Filed: 06/08/2006
• Published: 04/19/2007
• Est. Priority Date: 06/14/2005
• Status: Abandoned Application

• Current Assignee: Lawrence Livermore National Security LLC (Government of the United States of America)
• Original Assignee: Regents of the University of California (University of California)
• Inventors: Letant, Sonia, Wang, Tzu-Fang, Cheung, Chin
• Application Number:
  US11/450,089
• Publication Number:
  US 20070085010A1
• Time in Patent Office: Days
• US Class Current: 250/361.R
• CPC Class Codes: G01T 1/16 Measuring radiation intensity G01T1/29 takes precedence ; self-powered detectors G01T3/006; using an ionisation chamber filled with a liquid or solid, e.g. frozen liquid, dielectric G01T3/008
• CPC Class Codes: G01T 1/20 with scintillation detectors
• CPC Class Codes: G01T 1/20187 Position of the scintillator with respect to the photodiode, e.g. photodiode surrounding the crystal, the crystal surrounding the photodiode, shape or size of the scintillator

Abstract

A scintillator comprising a matrix material body and nano-material scintillator media carried by the matrix body. One embodiment provides a scintillator apparatus comprising a matrix material body with nano-material scintillator media carried by the matrix body. In one embodiment the nano-material scintillator media is quantum dots. In another embodiment the nano-material scintillator media is nanowires.

Claims

1. A scintillator apparatus, comprising:

a matrix material body, and

nano-material scintillator media carried by said matrix body.

2. The scintillator apparatus of claim 1 wherein said nano-material scintillator media carried by said matrix material body are quantum dots.

3. The scintillator apparatus of claim 1 wherein said nano-material scintillator media carried by said matrix material body are nanowires.

4. The scintillator apparatus of claim 1 wherein said matrix material body is a porous matrix material body.

5. The scintillator apparatus of claim 1 wherein said matrix material body is a semiconductor material body.

6. The scintillator apparatus of claim 1 wherein said matrix material body is a transparent material body.

7. The scintillator apparatus of claim 1 wherein said matrix material body is a polymer body.

8. The scintillator apparatus of claim 1 wherein said matrix material body is a glass body.

9. The scintillator apparatus of claim 1 wherein said matrix material body has a sol-gel matrix.

10. The scintillator apparatus of claim 1 wherein said matrix material body has a porous glass matrix.

11. The scintillator apparatus of claim 1 wherein said matrix material body has a porous silicon matrix.

12. The scintillator apparatus of claim 1 wherein said matrix material body has a porous germanium matrix.

13. The scintillator apparatus of claim 1 wherein said matrix material body has a porous gallium arsenide matrix.

14. The scintillator apparatus of claim 1 wherein said matrix material body has a porous gallium phosphide matrix.

15. The scintillator apparatus of claim 1 wherein said matrix material body is doped with lithium.

16. A detector apparatus, comprising:

a matrix material body,

a nano-material scintillator media carried by said matrix body, and

a scintillation signal collector.

17. The detector apparatus of claim 16 wherein said matrix material body is a porous matrix.

18. The detector apparatus of claim 16 wherein said nano-material scintillator media carried by said matrix material body are quantum dots.

19. The detector apparatus of claim 16 wherein said nano-material scintillator media carried by said matrix material body are nanowires.

20. The detector apparatus of claim 16 wherein said matrix material body is a porous matrix material body.

21. The detector apparatus of claim 16 wherein said matrix material body is a semiconductor material body.

22. The detector apparatus of claim 16 wherein said matrix material body is a transparent material body.

23. The detector apparatus of claim 16 wherein said matrix material body is a polymer body.

24. The detector apparatus of claim 16 wherein said matrix material body is a glass body.

25. The detector apparatus of claim 16 wherein said matrix material body has a sol-gel matrix.

26. The detector apparatus of claim 16 wherein said matrix material body has a porous glass matrix.

27. The detector apparatus of claim 16 wherein said matrix material body has a porous silicon matrix.

28. The detector apparatus of claim 16 wherein said matrix material body has a porous germanium matrix.

29. The detector apparatus of claim 16 wherein said matrix material body has a porous gallium arsenide matrix.

30. The detector apparatus of claim 16 wherein said matrix material body has a porous gallium phosphide matrix.

31. The detector apparatus of claim 16 wherein said matrix material body is doped with lithium.

32. The detector apparatus of claim 16 wherein said scintillation signal collector includes a photomultiplier tube.

33. The detector apparatus of claim 16 wherein said scintillation signal collector includes a photodiode.

34. The detector apparatus of claim 16 wherein said scintillation signal collector includes a photomultiplier tube or a photodiode and optic fibers or waveguides.

35. A method of making a scintillator, comprising the steps of:

forming a matrix material body, and

providing nano-material scintillator media carried by said matrix body.

36. The scintillator apparatus of claim 35 wherein said nano-material scintillator media carried by said matrix material body are quantum dots.

37. The scintillator apparatus of claim 35 wherein said nano-material scintillator media carried by said matrix material body are nanowires.

38. The scintillator apparatus of claim 35 wherein said matrix material body is a porous matrix material body.

39. The scintillator apparatus of claim 35 wherein said matrix material body is a semiconductor material body.

40. The scintillator apparatus of claim 35 wherein said matrix material body is a transparent material body.

41. The scintillator apparatus of claim 35 wherein said matrix material body is a polymer body.

42. The scintillator apparatus of claim 35 wherein said matrix material body is a glass body.

43. The scintillator apparatus of claim 35 wherein said matrix material body has a sol-gel matrix.

44. The scintillator apparatus of claim 35 wherein said matrix material body has a porous glass matrix.

45. The scintillator apparatus of claim 35 wherein said matrix material body has a porous silicon matrix.

46. The scintillator apparatus of claim 35 wherein said matrix material body has a porous germanium matrix.

47. The scintillator apparatus of claim 35 wherein said matrix material body has a porous gallium arsenide matrix.

48. The scintillator apparatus of claim 35 wherein said matrix material body has a porous gallium phosphide matrix.

49. The scintillator apparatus of claim 35 wherein said matrix material body is doped with lithium.