Quantum simulations of relativistic quantum physics in circuit QED

We present a scheme for simulating relativistic quantum physics in circuit quantum electrodynamics. By using three classical microwave drives, we show that a superconducting qubit strongly coupled to a resonator field mode can be used to simulate the dynamics of the Dirac equation and Klein paradox...

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Detalles Bibliográficos
Autores: Simón Pedernales, Julen Jon, Di Candia, Roberto, Ballester, D., Solano Villanueva, Enrique Leónidas
Tipo de recurso: artículo
Fecha de publicación:2013
País:España
Institución:Universidad del País Vasco
Repositorio:Addi. Archivo Digital para la Docencia y la Investigación
OAI Identifier:oai:addi.ehu.eus:10810/11358
Acceso en línea:http://hdl.handle.net/10810/11358
Access Level:acceso abierto
Palabra clave:dirac
zitterbewegung
comuter
PHYSICS AND ASTRONOMY
Descripción
Sumario:We present a scheme for simulating relativistic quantum physics in circuit quantum electrodynamics. By using three classical microwave drives, we show that a superconducting qubit strongly coupled to a resonator field mode can be used to simulate the dynamics of the Dirac equation and Klein paradox in all regimes. Using the same setup we also propose the implementation of the Foldy-Wouthuysen canonical transformation, after which the time derivative of the position operator becomes a constant of the motion.