Flux Pinning and Forced
نویسندگان
چکیده
We propose controlled splay of artiicial columnar defects in cuprate super-conductors as a strategy to enhance transport properties in a eld compared to parallel columns. The theory predicts a new \splayed glass" phase characterized by a reduced ux creep, an entangled ground state, and an astronomically slow response to an applied transverse eld.
منابع مشابه
Effects of the sintering temperature on the flux-pinning mechanism and the activation energy of malic-acid doped MgB2
The flux-pinning mechanism and activation energy of 10 wt % malic acid-doped MgB2 were investigated by measuring of the critical current density and resistivity as a function of magnetic field and temperature. A crossover field, Bsb, was observed from the single vortex to the small vortex bundle pinning regime. For the sintered sample, the temperature dependence of Bsb(T) at low temperature i...
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