Quantum information processing elements and quantum information processing platforms using such elements

• US 7,216,038 B2
• Filed: 09/11/2003
• Issued: 05/08/2007
• Est. Priority Date: 09/11/2003
• Status: Active Grant

• Current Assignee: Metaqor LLC
• Original Assignee: Franco Vitaliano, Gordana Vitaliano
• Inventors: Vitaliano, Gordana, Vitaliano, Franco
• Primary Examiner(s): Brusca; John S.
• Assistant Examiner(s): NEGIN, RUSSELL SCOTT
• Application Number:
  US10/661,465
• Publication Number:
  US 20050059167A1
• Time in Patent Office: 1,335 Days
• Field of Search: None
• US Class Current: 702/19
• CPC Class Codes: B82Y 10/00 Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
• CPC Class Codes: B82Y 15/00 Nanotechnology for interacting, sensing or actuating, e.g. quantum dots as markers in protein assays or molecular motors
• CPC Class Codes: G01N 33/588 with semiconductor nanocrystal label, e.g. quantum dots
• CPC Class Codes: G06N 10/00 Quantum computing, i.e. information processing based on quantum-mechanical phenomena

Abstract

The invention in various embodiments is directed to quantum information processing elements and quantum information processing platforms employing such elements. In one aspect, the quantum information processing elements are formed with self-assembling protein molecules.

Claims

1. An isolated quantum information processing element comprising

a cage, up to 100 nanometers in diameter, defining a cavity formed from a plurality of self-assembling purified Clathrin protein molecules, and

one or more cargo elements located within the cavity, wherein at least one of the cargo elements comprises a qubit programmable into one or more logical states.

2. An isolated quantum information processing element according to claim 1, comprising receptors for capturing and positioning one or more cargo elements within the cavity vesicle.

3. An isolated quantum information processing element according to claim 2, comprising a vesicle located within the cage and enclosing one or more cargo elements, wherein the receptors extend through the vesicle to capture and position a cargo element within the vesicle.

4. An isolated quantum information processing element according to claim 3, comprising adaptors disposed between the receptors and the cage and binding to the receptors.

5. An isolated quantum information processing element according to claim 1, comprising a vesicle located within the cage and enclosing one or more cargo elements.

6. An isolated quantum information processing element according to claim 1, comprising molecular tethers for capturing and positioning one or more cargo elements within and or outside the cavity.

7. An isolated quantum information processing element according to claim 1, comprising direct cage bonding for capturing and positioning one or more cargo elements within the cavity.

8. An isolated quantum information processing element according to claim 1, comprising receptors, molecular tethers and direct cage bonding for capturing and positioning one or more cargo elements within the cavity.

9. An isolated quantum information processing element according to claim 1, wherein the one or more cargo elements of a subset of the quantum information processing elements further comprises a non-permeable cavity.

10. An isolated quantum information processing element according to claim 3, comprising a vesicle forming non-permeable cavity.

11. An isolated quantum information processing element according to claim 1, comprising a self-assembling cage that is electrically neutral and inhibits charge transfer between the cage and its enclosed cargo elements.

12. An isolated quantum information processing element according to claim 1, comprising a self-assembling cage that reduces the tendency of a plurality of logical states in a quantum coherent state to collapse into a classical decoherent state.

13. An isolated quantum information processing element according to claim 1, comprising a non-qubit-only cage that inhibits non-quantum information processing cargo elements from interfering with qubit cargo element operation in one or more other cages.

14. An isolated quantum information processing element according to claim 3, comprising a self-assembling vesicle that is electrically neutral and inhibits charge transfer between the man-made vesicle and its enclosed, cargo elements.

15. An isolated quantum information processing element according to claim 3, comprising an, self-assembling insulative vesicle that reduces the tendency of a plurality of logical states in a quantum coherent state to collapse into a classical decoherent state.

16. An isolated quantum information processing element according to claim 4, comprising self-assembling receptors and adaptors that are electrically neutral and inhibit charge transfer between the vesicle and cage and their enclosed, cargo elements.

17. An isolated quantum information processing element according to claim 1, comprising a self-assembling cage that reduces contaminant background radiation to cargo carried within the cage.

18. An isolated quantum information processing element according to claim 3, comprising self-assembling vesicle that reduces contaminant background radiation to cargo carried within the vesicle.

19. An isolated quantum information processing element according to claim 1, comprising self-assembling framework of cages that structurally support one or more self-assembling quantum information processing elements.

20. An isolated quantum information processing element according to claim 1, comprising a self-assembling, electrically neutral substrate of cages to structurally support one or more of the self-assembling, quantum information processing elements.

21. An isolated quantum information processing element according to claim 1, comprising a self-assembling framework of cages to structurally order one or more self-aligning quantum information processing elements.

22. An isolated quantum information processing element according to claim 1, wherein a cage is empty and includes no cargo elements.

23. An isolated quantum information processing element according to claim 1, wherein the one or more cargo elements is a single cargo element comprising a qubit programmable into one or more logical states.

24. An isolated quantum information processing element according to claim 1, wherein the one or more cargo elements are a plurality of cargo elements.

25. An isolated quantum information processing element according to claim 24, wherein the plurality of cargo elements are qubits programmable into a plurality of logical states.

26. An isolated quantum information processing element according to claim 24, wherein at least some of the plurality of cargo elements are quantum information processing cargo elements.

27. An isolated quantum information processing element according to claim 24, wherein at least some of the plurality of cargo elements are non-quantum information processing cargo elements.

28. An isolated quantum information processing element according to claim 1, wherein the cargo elements respond to stimuli internal and external to the cage.

29. An isolated quantum information processing element according to claim 3, wherein a man-made vesicle and its contained cargo elements respond to stimuli internal and external to the vesicle.

30. An isolated quantum information processing element according to claim 24, wherein a subset of the non-quantum information processing cargo elements include one or more therapeutic.

31. An isolated quantum information processing element according to claim 24, wherein a subset of qubit cargo elements include one or more quantum dots.

32. An isolated quantum information processing element according to claim 24, wherein a subset of the cargo elements include one or more, photonic dots.

33. An isolated quantum information processing element according to claim 24, wherein a subset of the cargo elements include one or more liquids without dopants or with one or more dopants of any suitable type.

34. An isolated quantum information processing element according to claim 24, wherein a subset of the artificially configured cargo elements include a gas or vapor without dopants or with one or more dopants of any suitable type.

35. An isolated quantum information processing element according to claim 1, wherein one or more qubit cargo elements are programmed by one or more pulses of electromagnetic radiation.

36. An isolated quantum information processing element according to claim 1, wherein the qubit includes an unpaired electron and the plurality of logical states of the qubit are defined by spin polarization.

37. An isolated quantum information processing element according to claim 1, wherein the qubit includes a nitroxide molecule.

38. An isolated quantum information processing element according to claim 1, wherein the qubit is photon-based and the plurality of logical states of the photon-based qubit include coherent logical state.

39. An isolated quantum information processing element according to claim 1, wherein the plurality of logical states includes coherent state.

40. An isolated quantum information processing element according to claim 1, wherein the plurality of logical states includes a coherent state at room temperature.

41. An isolated quantum information processing element according to claim 1, wherein the self-assembling protein molecule is a purified clathrin molecule.

42. An isolated quantum information processing element according to claim 1, wherein the cage comprises self-assembling synthetic protein molecules.

43. An isolated quantum information processing element according to claim 4, wherein receptors, adaptors, and vesicle comprise natural and or synthetic protein molecules.

44. An isolated quantum information processing element according to claim 1, comprising a coating on part or the entirety of the cage.

45. An isolated quantum information processing element according to claim 4, comprising a coating on a portion or an entirety of the receptors, adaptors, and vesicles.

46. An isolated quantum information processing element according to claim 1, wherein the cage is substantially greater than one nanometer in diameter.

47. An isolated quantum information processing element according to claim 1, wherein the cage is at least about 50 nanometers in diameter.

48. An isolated quantum information processing element according to claim 1, wherein the cage is at least about 100 nanometers in diameter.

49. An isolated quantum information processing element according to claim 1, wherein the cage is symmetric with respect to a plane.

50. An isolated quantum information processing element according to claim 1, wherein the cage has icosahedral geometry.

51. An isolated quantum information processing element according to claim 1, wherein qubits are linearly positioned at vertices along a single plane using circulant ordering.

52. An isolated quantum information processing element according to claim 1, wherein multiple quantum information processing elements are physically linked together.

53. An isolated quantum information processing element according to claim 1, wherein multiple, self-assembling quantum information processing elements are functionally linked together.

54. An isolated quantum information processing element according to claim 1, wherein the quantum information processing element forms a hybrid system.

56. An isolated quantum information processing element according to claim 1, wherein the quantum information processing element comprises,

a functionalized, cage for attaching one or more elements external to the cage.

55. A method for forming quantum information processing element comprising

a cage, up to 100 nanometers in diameter, defining a cavity from a plurality of self-assembling purified Clathrin protein molecules, and

one or more cargo elements located within the cavity, wherein at least one of the cargo elements comprises a qubit programmable into one or more logical states.