Positive noise cross-correlation in hybrid superconducting and normal-metal three-terminal devices

Nature Physics

Volumn 6, Issue 7, 2010, Pages 494-498

  Wei, Jian ^a   Chandrasekhar, V ^a  

^a NORTHWESTERN UNIVERSITY   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRONS; QUANTUM OPTICS; SUPERCONDUCTING DEVICES; SUPERCONDUCTING MATERIALS;

CROSS CORRELATIONS; NATURAL SOURCES; NORMAL METALS; POSITIVE CURRENT; QUANTUM-INFORMATION PROCESSING; SPIN ENTANGLED ELECTRONS; SPIN-ENTANGLED; THREE-TERMINAL DEVICES;

QUANTUM ENTANGLEMENT;

EID: 77954349460     PISSN: 17452473     EISSN: 17452481     Source Type: Journal    
DOI: 10.1038/nphys1669     Document Type: Article

References (30)

1. Zhao, Z. et al. Experimental demonstration of five-photon entanglement and open-destination teleportation. Nature 430, 54-58 (2004).
2. Lesovik, G. B., Martin, T. & Blatter, G. Electronic entanglement in the vicinity of a superconductor. Eur. Phys. J. B 24, 287-290 (2001).
3. Recher, P. & Loss, D. Dynamical Coulomb blockade and spin-entangled electrons. Phys. Rev. Lett. 91, 267003 (2003).
4. Hofstetter, L., Csonka, S., Nygrd, J. & Schnenberger, C. Cooper pair splitter realized in a two-quantum-dot Y-junction. Nature 461, 960-963 (2009).
5. Herrmann, L. G. et al. Carbon nanotubes as Cooper-pair beam splitters. Phys. Rev. Lett. 104, 026801 (2010).
6. Byers, J. M. & Flatté, M. E. Probing spatial correlations with nanoscale two-contact tunnelling. Phys. Rev. Lett. 74, 306-309 (1995).
7. Deutscher, G. & Feinberg, D. Coupling superconducting ferromagnetic point contacts by Andreev reflections. Appl. Phys. Lett. 76, 487-489 (2000).
8. Beckmann, D., Weber, H. B. & Löhneysen, H. v. Evidence for crossed Andreev reflection in superconductor ferromagnet hybrid structures. Phys. Rev. Lett. 93, 197003 (2004).
9. Russo, S., Kroug, M., Klapwijk, T. M. & Morpurgo, A. F. Experimental observation of bias-dependent nonlocal Andreev reflection. Phys. Rev. Lett. 95, 027002 (2005).
10. Samuelsson, P., Sukhorukov, E. V. & Büttiker, M. Two-particle Aharonov-Bohm effect and entanglement in the electronic Hanbury Brown Twiss setup. Phys. Rev. Lett. 92, 026805 (2004).
11. Neder, I. et al. Interference between two indistinguishable electrons from independent sources. Nature 448, 333-337 (2007).
12. Samuelsson, P., Neder, I. & Büttiker, M. Reduced and projected two-particle entanglement at finite temperatures. Phys. Rev. Lett. 102, 106804 (2009).
13. Andreev, A. The thermal conductivity of the intermediate state in superconductor. Sov. Phys. JETP 19, 1228-1231 (1964).
14. Cadden-Zimansky, P. & Chandrasekhar, V. Nonlocal correlations in normal-metal superconducting systems. Phys. Rev. Lett. 97, 237003 (2006).
15. Kleine, A., Baumgartner, A., Trbovic, J. & Schönenberger, C. Contact resistance dependence of crossed Andreev reflection. Europhys. Lett. 87, 27011 (2009).
16. Falci, G., Feinberg, D. & Hekking, F. W. J. Correlated tunnelling into a superconductor in a multiprobe hybrid structure. Europhys. Lett. 54, 255-261 (2001).
17. Kalenkov, M. S. & Zaikin, A. D. Nonlocal Andreev reflection at high transmissions. Phys. Rev. B 75, 172503 (2007).
18. Levy Yeyati, A., Bergeret, F. S., Martín-Rodero, A. & Klapwijk, T. M. Entangled Andreev pairs and collective excitations in nanoscale superconductors. Nature Phys. 3, 455-459 (2007).
19. Blanter, Y. M. & Buttiker, M. Shot noise in mesoscopic conductors. Phys. Rep. 336, 2-166 (2000).
20. Bignon, G., Houzet, M., Pistolesi, F. & Hekking, F. W. J. Current-current correlations in hybrid superconducting and normal-metal multiterminal structures. Europhys. Lett. 67, 110-116 (2004).
21. Mélin, R., Benjamin, C. & Martin, T. Positive cross correlations of noise in superconducting hybrid structures: Roles of interfaces and interactions. Phys. Rev. B 77, 094512 (2008).
22. Cottet, A., Belzig, W.&Bruder, C. Positive cross correlations in a three-terminal quantum dot with ferromagnetic contacts. Phys. Rev. Lett. 92, 206801 (2004).
23. Rychkov, V. & Büttiker, M. Mesoscopic versus macroscopic division of current fluctuations. Phys. Rev. Lett. 96, 166806 (2006).
24. Büttiker, M. Scattering theory of current and intensity noise correlations in conductors and wave guides. Phys. Rev. B 46, 12485-12507 (1992).
25. Jehl, X., Sanquer, M., Calemczuk, R. & Mailly, D. Detection of doubled shot noise in short normal-metal/superconductor junctions. Nature 405, 50-53 (2000).
26. Pothier, H., Guéron, S., Esteve, D. & Devoret, M. H. Flux-modulated Andreev current caused by electronic interference. Phys. Rev. Lett. 73, 2488-2491 (1994).
27. Eiles, T. M., Martinis, J. M. & Devoret, M. H. Even-odd symmetry breaking in the NSN Coulomb blockade electrometer. Physica B 189, 210-217 (1993).
28. Lefloch, F., Hoffmann, C., Sanquer, M. & Quirion, D. Doubled full shot noise in quantum coherent superconductor-semiconductor junctions. Phys. Rev. Lett. 90, 067002 (2003).
29. Kauppinen, J. P. & Pekola, J. P. Charging in solitary, voltage biased tunnel junctions. Phys. Rev. Lett. 77, 3889-3892 (1996).
30. Chtchelkatchev, N. M., Blatter, G., Lesovik, G. B. & Martin, T. Bell inequalities and entanglement in solid-state devices. Phys. Rev. B 66, 161320 (2002).