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Stable flux configurati on H igher critical parameters j c , H c. Antidot array. Science 274 ,1167 (1996) Lorentz microscop y of fluxon s. 0.2 µm. Au (200 – 500 Å ) Ge (~200 Å ). 0. SC sample + substrate. 4. 3. 2. 4. 3. 1. 2. Square vortex lattice. 1. µm. 0. 0. SHPM
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Stable fluxconfiguration Highercritical parameters jc, Hc Antidot array Science 274 ,1167 (1996) Lorentz microscopyof fluxons
0.2 µm Au (200 – 500Å) Ge (~200Å) 0 SC sample + substrate 4 3 2 4 3 1 2 Square vortex lattice 1 µm 0 0 SHPM T = 5.5K < Tc FC first matching field H1 Local field above surface H1 = f0/(1.5 mm)2 10 x 10 mm2 Vortex lattice in Pb antidot film (SHPM) Pb (500Å), period 1.5 mm