Ultrafast optical control of entanglement between two quantum-dot spins

Nature Physics

Volumn 7, Issue 3, 2011, Pages 223-229

  Kim, Danny ^a   Carter, Samuel G ^a   Greilich, Alex ^a   Bracker, Allan S ^a   Gammon, Daniel ^a  

^a NAVAL RESEARCH LABORATORY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ARSENIC COMPOUNDS; ELECTROSPINNING; III-V SEMICONDUCTORS; INDIUM ARSENIDE; NANOCRYSTALS; QUANTUM DOT LASERS; QUANTUM OPTICS; QUBITS; SEMICONDUCTOR QUANTUM DOTS; ULTRAFAST LASERS;

ENTANGLING OPERATION; OF QUANTUM-INFORMATION; OPTICAL TECHNIQUE; OPTICALLY CONTROLLED; QUANTUM INFORMATION; TWO PARTICLE CORRELATION; ULTRAFAST LASER TECHNIQUE; VERTICALLY STACKED QUANTUM DOTS;

QUANTUM ENTANGLEMENT;

EID: 79952446328     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys1863     Document Type: Article

References (50)

1. Lloyd, S. A potentially realizable quantum computer. Science 261, 1569-1571 (1993).
2. Warburton, R. J. et al. Optical emission from a charge-tunable quantum ring. Nature 405, 926-929 (2000). (Pubitemid 30435043)
3. Englund, D., Faraon, A., Zhang, B., Yamamoto, Y. & Vuckovic, J. Generation and transfer of single photons on a photonic chip. Opt. Express 15, 5550-5558 (2007). (Pubitemid 46698993)
4. Kiravittaya, S., Rastelli, A. & Schmidt, O. G. Advanced quantum dot configurations. Rep. Prog. Phys. 72, 046502 (2009).
5. Cirac, J. I., Zoller, P., Kimble, H. J. & Mabuchi, H. Quantum state transfer and entanglement distribution among distant nodes in a quantum network. Phys. Rev. Lett. 78, 3221-3224 (1997). (Pubitemid 127657328)
6. Benjamin, S. C., Lovett, B. J. & Smith, J. M. Prospects for measurement-based quantum computing with solid state spins. Laser Photon. Rev. 3, 556-574 (2009).
7. Chen, P., Piermarocchi, C. & Sham, L. J. Control of exciton dynamics in nanodots for quantum operations. Phys. Rev. Lett. 87, 067401 (2001).
8. Bonadeo, N. H. et al. Coherent optical control of the quantum state of a single quantum dot. Science 282, 1473-1476 (1998). (Pubitemid 28538605)
9. Stievater, T. H. et al. Rabi oscillations of excitons in single quantum dots. Phys. Rev. Lett. 87, 133603 (2001).
10. Zrenner, A. et al. Coherent properties of a two-level system based on a quantum-dot photodiode. Nature 418, 612-614 (2002).
11. Li, X. et al. An all-optical quantum gate in a semiconductor quantum dot. Science 301, 809-811 (2003). (Pubitemid 36962616)
12. Kroutvar, M. et al. Optically programmable electron spin memory using semiconductor quantum dots. Nature 432, 81-84 (2004). (Pubitemid 39490829)
13. Greilich, A. et al. Nuclei-induced frequency focusing of electron spin coherence. Science 317, 1896-1899 (2007). (Pubitemid 47509430)
14. Xu, X. et al. Optically controlled locking of the nuclear field via coherent dark-state spectroscopy. Nature 459, 1105-1109 (2009).
15. Brunner, D. et al. A coherent single-hole spin in a semiconductor. Science 325, 70-72 (2009).
16. Press, D. et al. Ultrafast optical spin echo in a single quantum dot. Nature Photon. 4, 367-370 (2010).
17. Imamoglu, A. et al. Quantum information processing using quantum dot spins and cavity QED. Phys. Rev. Lett. 83, 4204-4207 (1999). (Pubitemid 129585304)
18. Atature, M. et al. Quantum-dot spin-state preparation with near-unity fidelity. Science 312, 551-553 (2006).
19. Xu, X. et al. Fast spin state initialization in a singly charged InAs-GaAs quantum dot by optical cooling. Phys. Rev. Lett. 99, 097401 (2007).
20. Kim, D. et al. Optical spin initialization and nondestructive measurement in a quantum dot molecule. Phys. Rev. Lett. 101, 236804 (2008).
21. Atature, M., Dreiser, J., Badolato, A. & Imamoglu, A. Observation of Faraday rotation from a single confined spin. Nature Phys. 3, 101-105 (2007).
22. Berezovsky, J., Mikkelson, M. H., Stoltz, N. G., Coldren, L. A. & Awschalom, D. D. Picosecond coherent optical manipulation of a single electron spin in a quantum dot. Science 320, 349-352 (2008). (Pubitemid 351559595)
23. Ramsay, A. J. et al. Fast optical preparation, control, and readout of a single quantum dot spin. Phys. Rev. Lett. 100, 197401 (2008).
24. Press, D., Ladd, T. D., Zhang, B. & Yamamoto, Y. Complete quantum control of a single quantum dot spin using ultrafast optical pulses. Nature 456, 218-221 (2008).
25. Greilich, A. et al. Ultrafast optical rotations of electron spins in quantum dots. Nature Phys. 5, 262-266 (2009).
26. Kim, E. D. et al. Fast spin rotations by optically controlled geometric phases in a charge-tunable InAs quantum dot. Phys. Rev. Lett. 104, 167401 (2010).
27. Petta, J. R. et al. Coherent manipulation of coupled electron spins in semiconductor quantum dots. Science 309, 2180-2184 (2005). (Pubitemid 41396061)
28. DiCarlo, L. et al. Demonstration of two-qubit algorithms with a superconducting quantum processor. Nature 460, 240-244 (2009).
29. Neumann, P. et al. Quantum register based on coupled electron spins in a room-temperature solid. Nature Phys. 6, 249-253 (2010).
30. Yao, W., Liu, R-B. & Sham, L. J. Theory of control of the spin-photon interface for quantum networks. Phys. Rev. Lett. 95, 030504 (2005).
31. Clark, S. M., Fu, K-M. C., Ladd, T. D. & Yamamoto, Y. Quantum computers based on electron spins controlled by ultrafast off-resonant single optical pulses. Phys. Rev. Lett. 99, 040501 (2007).
32. Piermarocchi, C., Chen, P., Sham, L. J. & Steel, D. G. Optical RKKY interaction between charged semiconductor quantum dots. Phys. Rev. Lett. 89, 167402 (2002).
33. Calarco, T., Datta, A., Fedichev, P., Pazy, E. & Zoller, P. Spin-based all-optical quantum computation with quantum dots: Understanding and suppressing decoherence. Phys. Rev. A 68, 012310 (2003).
34. Lovett, B. W. et al. Quantum computing with spin qubits interacting through delocalized excitons: Overcoming hole mixing. Phys. Rev. B 72, 115324 (2005).
35. Emary, C. & Sham, L. J. Optically controlled logic gates for two spin qubits in vertically coupled quantum dots. Phys. Rev. B 75, 125317 (2007).
36. Economou, S. E. & Reinecke, T. L. Optically induced spin gates in coupled quantum dots using the electron-hole exchange interaction. Phys. Rev. B 78, 115306 (2008).
37. Bracker, A. S. et al. Engineering electron and hole tunneling with asymmetric InAs quantum dot molecules. Appl. Phys. Lett. 89, 233110 (2006).
38. Stinaff, E. A. et al. Optical signatures of coupled quantum dots. Science 311, 636-639 (2006). (Pubitemid 43191302)
39. Krenner, H. J. et al. Optically probing spin and charge interactions in a tunable artificial molecule. Phys. Rev. Lett. 97, 076403 (2006).
40. Robledo, L. et al. Conditional dynamics of interacting quantum dots. Science 320, 772-775 (2008). (Pubitemid 351929622)
41. Foletti, S., Bluhm, H., Mahalu, D., Umansky, V. & Yacoby, A. Universal quantum control of two-electron spin quantum bits using dynamic nuclear polarization. Nature Phys. 5, 903-908 (2009).
42. Doty, M. F. et al. Optical spectra of doubly charged quantum dot molecules in electric and magnetic fields. Phys. Rev. B 78, 115316 (2008).
43. Scheibner, M. et al. Spin fine structure of optically excited quantum dot molecules. Phys. Rev. B 75, 245318 (2007).
44. Scheibner, M., Bracker, A. S., Kim, D. & Gammon, D. Essential concepts in the optical properties of quantum dot molecules. Solid State Commun. 149, 1427-1435 (2009).
45. Economou, S. E. & Reinecke, T. L. Theory of fast optical spin rotation in a quantum dot based on geometric phases and trapped states. Phys. Rev. Lett. 99, 217401 (2007).
46. Tureci, H. E., Taylor, J. M. & Imamoglu, A. Coherent optical manipulation of triplet-singlet states in coupled quantum dots. Phys. Rev. B 75, 235313 (2007).
47. Vandersypen, L. M. K. & Chuang, I. L. NMR techniques for quantum control and computation. Rev. Mod. Phys. 76, 1037-1069 (2004). (Pubitemid 40648306)
48. Koppens, F. H. L. et al. Driven coherent oscillations of a single electron spin in a quantum dot. Nature 442, 766-771 (2006). (Pubitemid 44261899)
49. Neilsen, M. A. & Chuang, I. L. Quantum Computation and Quantum Information (Cambridge Univ. Press, 2000).
50. Economou, S. E., Lindner, N. & Rudolph, T. Optically generated 2-dimensional photonic cluster state from coupled quantum dots. Phys. Rev. Lett. 105, 093601 (2010).