The Schrödinger equation of two ultracold ions confined in xy plane of the Penning trap is exactly solved and the analytical form of the wave function of the system is obtained.A numerical calculation for a conti...The Schrödinger equation of two ultracold ions confined in xy plane of the Penning trap is exactly solved and the analytical form of the wave function of the system is obtained.A numerical calculation for a continued fraction presents the relation among the beigenenergies,the Coulomb interaction and the azimuthal number.展开更多
Variations of the hysteresis of the rf detection signals corresponding to the axial motion of an ion cloud in a Paul trap versus the detection voltage,operation parameters and number of ions have been observed.The fea...Variations of the hysteresis of the rf detection signals corresponding to the axial motion of an ion cloud in a Paul trap versus the detection voltage,operation parameters and number of ions have been observed.The features are explained by an extended pseudopotential model with an octupole potential correction and an effective potential from the ion cloud.展开更多
A scheme of teleportation of two unknown quantum states via quantum computation is proposed.The comparison with the former proposals shows that our scheme is more in tune with the original teleportation proposal and t...A scheme of teleportation of two unknown quantum states via quantum computation is proposed.The comparison with the former proposals shows that our scheme is more in tune with the original teleportation proposal and the efficiency is higher.The teleportation of an unknown entangled state is also discussed.展开更多
基金Supported by the National Natural Science Foundation of China under Grant No.19604013.
文摘The Schrödinger equation of two ultracold ions confined in xy plane of the Penning trap is exactly solved and the analytical form of the wave function of the system is obtained.A numerical calculation for a continued fraction presents the relation among the beigenenergies,the Coulomb interaction and the azimuthal number.
基金Supported by the National Natural Science Foundation of China under Grant No.19674066.
文摘Variations of the hysteresis of the rf detection signals corresponding to the axial motion of an ion cloud in a Paul trap versus the detection voltage,operation parameters and number of ions have been observed.The features are explained by an extended pseudopotential model with an octupole potential correction and an effective potential from the ion cloud.
基金Supported partly by the National Natural Science Foundation of China under Grant No.19734060,and the special support for the fundamental research by National Commit tee of Science and Technology of China.
文摘A scheme of teleportation of two unknown quantum states via quantum computation is proposed.The comparison with the former proposals shows that our scheme is more in tune with the original teleportation proposal and the efficiency is higher.The teleportation of an unknown entangled state is also discussed.
