Mesoscopic Josephson effect: Andreev Bound States in weak links

Conduction Channels of an InAs-Al nanowire Josephson weak link M. F. Goffman, C. Urbina, H. Pothier, J. Nygård, C. M. Marcus, P. Krogstrup, New J. Phys. 19, 092002 (2017). See arxiv:1706.09150
Determination of the evolution with gate voltages of the transmissions of the conducting transport channels in InAs nanowires.

Coherent manipulation of Andreev states in superconducting atomic contacts C. Janvier, L. Tosi, L. Bretheau, Ç. Ö. Girit, M. Stern, P. Bertet, P. Joyez, D. Vion, D. Esteve, M. F. Goffman, H. Pothier, C. Urbina, Science 349, 1199 (2015). See arxiv 1509.03961.
First experimental demonstration of the manipulation of Andreev states, with single shot read-out.

Superconducting atomic contacts inductively coupled to a microwave resonator C. Janvier, L. Tosi, Ç. Girit, M. Goffman, H. Pothier, C. Urbina, J. Phys.: Condens. Matter 26, 474208 (2014). See arxiv:1409.8065
Presentation of first measurements of atomic contacts in resonators.

Theory of Microwave Spectroscopy of Andreev bound states with a Josephson junction L. Bretheau, Ç. Girit, M. Houzet, H. Pothier, D. Esteve, C. Urbina, Phys. Rev. B 90,134506 (2014). arXiv 1406.6301
Related to the results of the experiment presented in Nature 499, 312 (2013).

Dynamics of quasiparticle trapping in Andreev levels D. G. Olivares, A. Levy Yeyati, L. Bretheau, Ç. Girit, H. Pothier, D. Esteve, C. Urbina, Phys. Rev. B 89, 104504 (2014) arXiv 1309.7283
Role of an electromagnetic environment in the trapping dynamics of quasiparticles. Gives a theoretical understanding of the experimental results of PRL 106, 257003 (2011).

Supercurrent Spectroscopy of Andreev States L. Bretheau, Ç. Girit, C. Urbina, D. Esteve, H. Pothier, Phys. Rev. X 3, 041034 (2013). arXiv 1311.3540.
Detect single excitations in single channels caused by microwave excitation, through the related change in the supercurrent

Exciting Andreev pairs in a superconducting atomic contact, L. Bretheau, Ç. Girit, H. Pothier, D. Esteve, C. Urbina, Nature 499, 312 (2013). Supplementary material HERE.
Absorption spectroscopy of transitions between Andreev states

Superconducting Quantum Point Contacts L. Bretheau, Ç. Girit, L. Tosi, M. Goffman, P. Joyez, H. Pothier, D. Esteve, C. Urbina, C. R. Physique 13 (2012) 89-100 arxiv:1201.4739
Review article

Evidence for long-lived quasiparticles trapped in superconducting contacts M. Zgirski, L. Bretheau, Q. Le Masne, H. Pothier, D. Esteve and C. Urbina, arXiv:1105.5039 (contains Supplemental Material), PRL 106, 257003 (2011).
Probing dynamics of single quasiparticle trapping dynamics in superconducting weak links

Revealing the electronic structure of a carbon nanotube carrying a supercurrent J.-D. Pillet, C. Quay, P. Morfin, C. Bena, A. Levy Yeyati, P. Joyez, Nature Phys. 6, 965 (2010).
Tunneling spectroscopy of Andreev states in Carbon nanotubes

Measurement of the Current-Phase Relation of Superconducting Atomic Contacts M. L. Della Rocca, M. Chauvin, B. Huard, H. Pothier, D. Esteve, and C. Urbina, Phys. Rev. Lett. 99 127005 (2007)

Crossover from Josephson to Multiple Andreev Reflection Currents in Atomic Contacts M. Chauvin, P. vom Stein, D. Esteve, C. Urbina, J. C. Cuevas, and A. Levy Yeyati, Phys. Rev. Lett. 99 067008 (2007)

Superconducting Atomic Contacts under Microwave Irradiation M. Chauvin, P. vom Stein, H. Pothier, P. Joyez, M.E. Huber, D. Esteve, and C. Urbina,.Phys. Rev. Lett. 97, 067006 (2006)

Proximity effect and multiple Andreev reflections in gold atomic contacts E. Scheer, W. Belzig, Y. Naveh, M.H. Devoret, D. Esteve, C. Urbina, Phys. Rev. Lett. 86, 284 (2001).

Multiple-Charge-Quanta Shot Noise in Superconducting Atomic Contacts R. Cron, M.F. Goffman, D. Esteve, and C. Urbina, Phys. Rev. Lett. 86, 4104 (2001)

Supercurrent in atomic point contacts and Andreev states M.F. Goffman, R. Cron, A. Levy Yeyati, P. Joyez, M.H. Devoret, D. Esteve, C. Urbina, Phys. Rev. Lett. 85, 170 (2000).

Comments are closed.