IP Library Granted Patent US 7,700,923
Granted Patent B2
US 7,700,923 · App. 12/234,647 · Granted Apr 20, 2010

Apparatus of photoconductor crystal growth

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Quick Facts
Patent No.
US 7,700,923
App. No.
12/234,647
Granted
Apr 20, 2010
Kind
B2
Abstract

An image acquisition device having a photoconductor, a substrate including a detector array and an interlayer between the photoconductor and the substrate is disclosed. The interlayer is formed of molecules having a first ligand selectively binding the substrate and a second ligand selectively binding the photoconductor.

Claims (51)

1. An image acquisition device comprising:

a photoconductor;

a substrate having a surface;

a detector array deposited above the surface of the substrate; and

an interlayer between the photoconductor and the substrate, wherein the interlayer is formed of molecules having a first ligand and a second ligand.

2. The image acquisition device of claim 1 wherein the photoconductor is made of a semiconductive material capable of converting photons to electrons and holes.

3. The image acquisition device of claim 2 wherein the semiconductive material has a crystallographic structure and the second ligand selectively binds a specific crystallographic face of the structure.

4. The image acquisition device of claim 2 wherein the semiconductive material comprises a metal halide.

5. The image acquisition device of claim 4 wherein the metal halide comprises at least one of mercuric iodide, lead iodide, thallium bromide, bismuth iodide, PbI2, Bi2Te3, CdTe, or CZT.

6. The image acquisition device claim 5 wherein the metal halide comprises mercuric iodide.

7. The image acquisition device of claim 6 wherein the second ligand selectively binds a selective face of the crystallographic mercuric iodide.

8. The image acquisition of device of claim 1 wherein the first ligand selectively binds the substrate and the second ligand selectively binds the photoconductor.

9. The image acquisition device of claim 1 wherein the first ligand and the second ligand are each individually selected from the group consisting of protein, polypeptides, poly peptide-analogs, chemical moieties, and any combination thereof.

10. The image acquisition device of claim 1 wherein the molecules further comprises a linker linking the first ligand and the second ligand.

11. The image acquisition device of claim 10 wherein the linker selectively binds a conducting material.

12. The image acquisition device of claim 1 wherein the interlayer comprises a protein, polypeptide, poly peptide-analogs, chemical moieties, or any combination thereof.

13. The image acquisition device of claim 1 wherein the interlayer comprises a bacteriophage, or modified bacteriophage.

14. The image acquisition device of claim 1 wherein the substrate is formed of a non-biological material.

15. The image acquisition device of claim 1 wherein the first ligand comprises two or more binding sites selectively bind two or more different substances exposed on the substance substrate.

16. The image acquisition device of claim 1 further comprising a barrier layer above the substrate and the first ligand binds the barrier layer.

17. The image acquisition device of claim 16 wherein the barrier layer comprises an insulator including conducting particles embedded therein.

18. The image acquisition device of claim 1 wherein the molecules further comprise a third ligand.

19. The image acquisition device of claim 18 wherein the molecules comprise the first ligand and the third ligand to selectively bind two or more different substances exposed on the substrate.

20. An image acquisition device comprising:

a photoconductor formed of a crystallographic semiconductive material capable of converting photons to electrons and holes;

a substrate formed of a non-biomaterial and a detector array; and

an interlayer between the photoconductor and the substrate, wherein the interlayer is formed of molecules having a first ligand and a second ligand.

21. The image acquisition device of claim 20 wherein the first ligand selectively binding the substrate and the second ligand selectively binding a specific crystallographic face of the semiconductive material.

22. The image acquisition device of claim 21 wherein the second ligand selectively binds a specific crystallographic face that has an axis substantially parallel to a direction of highest electrical resistivity of the semiconductive material.

23. The image acquisition device of claim 21 wherein the semiconductive material is mercuric iodide and the specific crystallographic face is the face of crystallographic mercuric iodide.

24. The image acquisition device of claim 20 wherein the molecules comprise a linker linking the first ligand and the second ligand and the linker selectively binds a conducting material.

25. The image acquisition device of claim 20 further comprising a barrier layer atop the substrate and the first ligand selectively binds the barrier layer.

26. The image acquisition device of claim 20 wherein the first ligand comprises two or more binding sites that selectively binds two or more different substances exposed on the substrate.

27. The image acquisition device of claim 20 wherein the molecules further comprise a third ligand.

28. The image acquisition device of claim 27 wherein the molecules comprise the first ligand and the third ligand to selectively bind two or more different substances exposed on the substrate.

29. A structure comprising:

a substrate formed of a first material; and

a layer formed of molecules having a first ligand selectively binding the first material, a second ligand selectively binding a second material, and a linker linking the first ligand and the second ligand;

wherein the second material is a semiconductive material having a crystallographic structure and the second ligand selectively binds a specific face of the crystallographic structure.

30. The structure of claim 29 wherein the semiconductive material is mercuric iodide and the second ligand selectively binds crystallographic face of mercuric iodide.

31. The structure of claim 29 wherein the second material is a crystallographic silicon.

32. The structure of claim 29 wherein the first material comprises a metal, a semiconductor, a polycrystalline silicon, or any combination thereof.

33. A structure comprising:

a substrate layer formed of a first material; and

a template layer above the substrate layer formed of template molecules for ordered inorganic crystal growth;

wherein the template molecule comprises a first ligand selectively binding the first material, a second ligand selectively binding a second material, and a linker linking the first ligand and the second ligand.

34. The structure of claim 33 further comprises a layer of inorganic crystal atop of the template layer.

35. The structure of claim 33 wherein the second material is an inorganic crystal and the second ligand selectively binds a specific face of the crystallographic structure of the inorganic crystal.

36. The structure of claim 35 wherein the inorganic crystal is a metal halide.

37. The structure of claim 36 wherein the metal halide comprises mercuric iodide, lead iodide, thallium bromide, bismuth iodide, PbI2, Bi2Te3, CdTe, or CZT.

38. The structure of claim 33 wherein the template molecule comprises proteins, polypeptides, poly peptide-analogs, chemical moieties, or any combination thereof.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 28, 2017
From: VARIAN MEDICAL SYSTEMS, INC.
To: VAREX IMAGING CORPORATION
Reel/Frame 041602/0309 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 5, 2008
From: GREEN, MICHAEL C.; SUTHERLAND, ROBERT M.
To: VARIAN MEDICAL SYSTEMS, INC.
Reel/Frame 021790/0659 →