Negative resistance state in superconducting NbSe <sub>2</sub> induced by surface acoustic waves
Masahiko Yokoi, Satoshi Fujiwara, Tomoya Kawamura, Tomonori Arakawa, Kazushi Aoyama, Hiroshi Fukuyama, Kensuke Kobayashi, Yasuhiro Niimi
Abstract
modulated by the SAW serve as a time-dependent capacitance in the superconducting state, leading to the dc negative resistance. The present experimental result would provide a previously unexplored way to examine nonequilibrium manipulation of the superconductivity.
Topics & Concepts
Condensed matter physicsSuperconductivityCapacitanceAmplitudeVoltage dropMaterials scienceNegative resistanceSurface acoustic waveDrop (telecommunication)Acoustic waveNegative impedance converterVoltageSurface waveThin filmCharge density wavePhysicsCharge (physics)Surface chargeSurface (topology)Current (fluid)Non-equilibrium thermodynamicsCharge densityElectrical resistivity and conductivitySurface statesElectric currentState (computer science)Organic and Molecular Conductors Research2D Materials and ApplicationsIron-based superconductors research