Sangita Bose, Bombay Antonio Bianconi, Rome Welcome !!! A. Garcia-Garcia, Cambridge Mesoscopic effects in conventional superconductors High T c heterostructures STO/LAO Heterostructures Carbon Superconductors atomic scale control of the thickness over a macroscopic area Schneider, et al., PRL 102, (2009) Islands PRL 108, (2012) Ribeiro, AGG. PRL 108, (2012) Theory: ? ? S. Bose, AGG., Nature Materials 9, 550 (2010), PRB (2011) Grains Sn Pb Theory: PRB, 74, (2006) PRL 100, (2008) PRL 108, (2012) ? ? Mason, Goldbart et al, Nature Physics 8 59 (2012) Josephson junctions SMS Spin Filtered Blamire et al, Nature Materials (2011) Kresin, Deutscher +Experimental Control +Predictive power No Control Theoreticians Drift High Tc superconductors? Bianconi, et al. Solid State Comm, 89, 933 (1994) Stripes Quantum size effects in high T c Bianconi, Perali, at al, Solid State Comm, 100, 181 (1996) > Blatts Shape resonances for high T c SC Cuprates high T c Heterostructures Bozovic et al., Nature 455, 782 (2008) SC 1 Single Layer Intrinsic inhomogeneities Why? Xue et al.: Arxiv: Iron Pnictides Heterostructures Enhancement of Tc by disorder Bianconi, et al., Nature 466, 841 (2010) Fractal distributions of dopants enhance Tc in cuprates InhomogeneitiesHigher T c PRL 108, (2012) LaAlO 3 /SrTiO 3 Heterostructures Triscone, Nature (2008) Control &Tunability Spin-Orbit Disorder Magnetism PRB (2012) PRL 104, (2010) Anderson, Mott Localization Exotic Quantum Matter Lesueur, arXiv: E Field effect Carbon nanotubes Fluctuations High Tc? How to suppress fluctuations?