搜索结果: 1-12 共查到“物理学 Orbital Angular Momentum”相关记录12条 . 查询时间(0.1 秒)
Show by a theoretical and experimental argument that potassium atoms possess a permanent electric dipole moment based on the orbital angular momentum
a theoretical and experimental argument potassium atoms orbital angular momentum
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2011/9/6
The permanent electric dipole moment (EDM) of the ground state of potassium has been found by measuring the electric susceptibility. We find dK=[1.58±0.19(stat)±0.13(syst)]×10-8e.cm and the induced ED...
Quark Wigner Distributions and Orbital Angular Momentum
Quark Wigner Distributions Orbital Angular Momentum
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2011/7/21
We study the Wigner functions of the nucleon which provide multidimensional images of the quark distributions in phase space. These functions can be obtained through a Fourier transform in the transve...
Orbital Angular Momentum in Noncollinear Second Harmonic Generation by off-axis vortex beams
Harmonic generation and mixing Optical Vortices Orbital Angular Momentum
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2011/8/31
We experimentally study the behavior of orbital angular momentum (OAM) of light in a noncollinear second harmonic generation (SHG) process. The experiment is performed by using a type I BBO crystal un...
Method for exploring the orbital angular momentum of an optica l vortex beam with a triangula r multipoin t plate
Method exploring the orbital angular momentum optica l vortex beam triangular multipoint plate
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2013/7/3
An efficient method for exploring the orbital angular momentum of an optical vortex beam is provided.The method, based on a triangular multipoint plate, can easily determine both the sign and the magn...
Optimal quantum cloning of orbital angular momentum photon qubits via Hong-Ou-Mandel coalescence
Optimal quantum cloning orbital angular momentum photon via Hong-Ou-Mandel coalescence
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2010/11/8
The orbital angular momentum (OAM) of light, associated with a helical structure of the wavefunction, has a great potential for quantum photonics, as it allows attaching a higher dimensional quantum s...
Measuring the orbital angular momentum of elliptical vortex beams by using a slit hexagon aperture
Orbital angular momentum Elliptical vortex beam Hexagon aperture
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2013/7/3
The far- fi eld diffraction pattern of an elliptical vortex beam by a slit hexagon aperture is investigated theoretically and experimentally. It is found that the number of the dark spots or stripes i...
Decoherence of orbital angular momentum entanglement in a turbulent atmosphere
Infinitesimal propagation equation entangle photons
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2010/10/26
The evolution of an entangled photon state propagating through a turbulent atmosphere is formulated in terms of a set of coupled first order differential equations, by using an infinitesimal propagati...
Experimental generation and characterization of single-photon hybrid ququarts based on polarization-orbital angular momentum encoding
Experimental generation characterization single-photon hybrid ququarts polarization-orbital angular momentum encoding
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2010/10/20
High-dimensional quantum states, or qudits, represent a promising resource in the quantum infor-mation field. Here we present the experimental generation of four-dimensional quantum states, or ququart...
Continuous Variable Entanglement and Squeezing of Orbital Angular Momentum States
Continuous Variable Entanglement and Squeezing Orbital Angular Momentum States
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2010/4/8
We report the first experimental characterization of the first-order continuous variable orbital angular momentum states. Using a spatially non-degenerate optical parametric oscillator (OPO) we produc...
Quantum Multiplexing with the Orbital Angular Momentum of light
Quantum Multiplexing Orbital Angular Momentum of light
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2010/4/12
The orbital angular momentum, OAM, of photons offers a suitable support to carry the quantum data of multiple users. We present two novel optical setups that send the information of n quantum communic...
Collapses and revivals of stored orbital angular momentum of light in a cold atomic ensemble
Collapses orbital angular momentum light atomic ensemble
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2010/4/8
We report on the storage of orbital angular momentum of light in a cold ensemble of cesium atoms. We employ Bragg diffraction to retrieve the stored optical information impressed into the atomic coher...
Effect of Coma Aberration on Orbital Angular Momentum Spectrum of Vortex Beams
Effect Coma Aberration Orbital Angular Momentum Spectrum Vortex Beams
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2013/7/3
Spiral spectra of vortex beams with coma aberration are studied. It is shown that the orbital angular momentum(OAM) states of vortex beams with coma aberration are different from those aberration-free...