Giant nonreciprocal magnetotransport in bulk trigonal superconductor PbTaSe_{2}

Giant nonreciprocal magnetotransport in bulk trigonal superconductor PbTaSe_{2}

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We report giant bulk rectification in Course a pied - Femme - Vetements - Chandail - Long sleeves brosse the bulk trigonal superconductor PbTaSe_{2}.Nonreciprocal magnetotransport originating from a vortex ratchet motion was successfully observed, showing a significant enhancement during the superconducting transition, which is considered a model behavior for three-dimensional noncentrosymmetric superconductors with strong vortex pinning.Moreover, an unprecedented sign change of nonreciprocal transport was observed with increasing current, which indicates that the rectification effect can be tuned E-Juice by the current value as well as the magnetic field.The present results represent the rich vortex dynamics and offer a principle for current control of rectification in noncentrosymmetric bulk superconductors.