搜索结果: 1-15 共查到“Quantum electrodynamics”相关记录15条 . 查询时间(0.132 秒)
A simple scheme for realizing four-photon GHZ state based on cavity quantum electrodynamics
量子光学 GHZ态 阶梯型三能级原子 双模腔
2012/3/31
提出一种利用阶梯型三能级原子与两个双模腔谐振相互作用制备四光子GHZ态的方案。在该方案中，量子信息编码在腔场的虎克态中。通过求解薛定谔方程，得到相互作用系统的量子态。原子通过两个腔后被测量时，场能崩塌到所需要的GHZ态。结果表明该方案简单且实验上可行。
Circuit Quantum Electrodynamics with a Superconducting Quantum Point Contact
Circuit Quantum Electrodynamics Superconducting Quantum Point Contact
2012/2/27
We consider a superconducting quantum point contact in a circuit quantum electrodynamics setup. We study three different configurations, attainable with current technology, where a quantum point conta...
Time Resolved Collective Entanglement Dynamics in Cavity Quantum Electrodynamics
Time Resolved Collective Entanglement Dynamics Cavity Quantum Electrodynamics
2012/2/27
Nonlinearity and entanglement are two important indications by which physical systems can be identified as non-classical. We study the dynamics of the resonant interaction of up to N=3 two-level syste...
Lattice quantum electrodynamics for graphene
Graphene Lattice Gauge Theory honeycomb lattice Kekule mass generation Ward Identities Renormalization Group Critical exponents
2011/10/9
Abstract: The effects of gauge interactions in graphene have been analyzed up to now in terms of effective models of Dirac fermions. However, in several cases lattice effects play an important role an...
Bloch-wave engineering of quantum dot-micropillars for cavity quantum electrodynamics experiments
Bloch-wave engineering quantum dot-micropillars cavity quantum electrodynamics experiments
2011/8/4
Abstract: We have employed Bloch-wave engineering to realize submicron diameter ultra-high quality factor GaAs/AlAs micropillars (MPs). The design features a tapered cavity in which the fundamental Bl...
Charged States In A Semiclassical Model Of Infrared Gupta-Bleuler Quantum Electrodynamics
infrared problem quantum electrodynamics local gauge quantization solvable models
2011/7/26
Abstract: We address the problem of the identification and characterization of charged states within local and covariant quantizations of abelian gauge theories, focusing on a semiclassical model of i...
Optical Lattice Hamiltonians for Relativistic Quantum Electrodynamics
Optical Lattice Hamiltonians Relativistic Quantum Electrodynamics
2011/1/7
We show how interpenetrating optical lattices containing Bose-Fermi mixtures can be constructed to emulate the thermodynamics of quantum electrodynamics (QED). We present models of neutral atoms on la...
Tunable coupling in circuit quantum electrodynamics with a superconducting V-system
Tunable coupling circuit quantum electrodynamics superconducting V-system
2010/11/24
Recent progress in superconducting qubits has demonstrated the potential of these devices for
the future of quantum information processing.
Quantum electrodynamics in a whispering-gallery microcavity coated with a polymer nanolayer
Quantum electrodynamics polymer nanolayer Quantum Physics
2010/11/8
Quasi-transverse-electric and -transverse-magnetic fundamental whispering gallery modes in a polymer-coated silica microtoroid are theoretically investigated and demonstrated to possess very high-qual...
Optical Lattice Hamiltonians for Relativistic Quantum Electrodynamics
Optical Lattice Hamiltonians Relativistic Quantum Electrodynamics
2011/1/14
We show how interpenetrating optical lattices containing Bose-Fermi mixtures can be constructed
to emulate the thermodynamics of quantum electrodynamics (QED). We present models of neutral
atoms on ...
Optical Lattice Hamiltonians for Relativistic Quantum Electrodynamics
Optical Lattice Hamiltonians Relativistic Quantum Electrodynamics
2010/11/24
We show how interpenetrating optical lattices containing Bose-Fermi mixtures can be constructed
to emulate the thermodynamics of quantum electrodynamics (QED). We present models of neutral
atoms on ...
A Superconducting 180° Hybrid Ring Coupler for circuit Quantum Electrodynamics
Superconducting circuit Quantum Electrodynamics
2010/10/27
Superconducting circuit quantum electrodynamics experiments with propagating microwaves require devices acting as beam splitters. Using niobium thin lms on silicon and sapphire substrates, we fabrica...
Solvable Models Of Infrared Gupta-Bleuler Quantum Electrodynamics
Infrared Problem Quantum Electrodynamics Local Gauge Quantization Solvable Models
2010/11/29
Solvable hamiltonian models are employed to investigate the extent and limitations of the procedures adopted in the perturbative treatment of the infrared divergences, occurring in the Feynman-Dyson e...
Quantum electrodynamics with arbitrary charge on a noncommutative space
noncommutative quantum electrodynamics charge
2009/8/14
Using the Seiberg-Witten map, we obtain a quantum electrodynamics on a
noncommutative space, which has arbitrary charge and keep the gauge
invariance to at the leading order in theta. The one-loop d...
Stopping single photons in one-dimensional circuit quantum electrodynamics systems
single photons one-dimensional circuit quantum electrodynamics systems
2015/8/11
We propose a mechanism to stop and time reverse single photons in one-dimensional circuit quantum electrodynamics systems. As a concrete example, we exploit the large tunability of the superconducting...