搜索结果: 1-9 共查到“理学 polar molecules”相关记录9条 . 查询时间(0.112 秒)
Making the best of mixed-field orientation of polar molecules: A recipe for achieving adiabatic dynamics in an electrostatic field combined with laser pulses
mixed-field orientation of polar molecules recipe adiabatic dynamics electrostatic field laser pulses Chemical Physics
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2012/4/24
We have experimentally and theoretically investigated the mixed-field orientation of rotational-state-selected OCS molecules and we achieve strong degrees of alignment and orientation. The applied mod...
Storage and Adiabatic Cooling of Polar Molecules in a Microstructured Trap
adiabatic cooling cold molecules electrostatic trapping
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2011/8/17
Abstract: We demonstrate loading, trapping and adiabatic cooling of polar molecules in a new type of electric trap. The trap consists of two microstructured capacitor plates with an additional perimet...
Population redistribution in optically trapped polar molecules
Population redistribution polar molecules Atomic Physics
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2011/8/3
Abstract: We investigate the rovibrational population redistribution of polar molecules in the electronic ground state induced by spontaneous emission and blackbody radiation. As a model system we use...
Two-center minima in harmonic spectra from aligned polar molecules
Two-center harmonic spectra aligned polar molecules
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2011/9/5
We extend a model of two-center interference to include the superposition of opposite orientations in aligned polar molecules. We show that the position of the minimum in the harmonic spectrum from bo...
Harmonics generation and intense terahertz radiation from polar molecules at multiphoton resonant excitation in laser fields
laser fields polar molecules Harmonics generation and intense terahertz radiation
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2011/9/1
The coherent radiation spectrum of two-level polar molecules with UV transition is studied at the multiphoton resonant excitation by a moderately strong laser field. The spectrum corresponding to harm...
Tunable Superfluidity and Quantum Magnetism with Ultracold Polar Molecules
Tunable Superfluidity Quantum Magnetism Ultracold Polar Molecules
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2011/9/13
By selecting two dressed rotational states of ultracold polar molecules in an optical lattice, we obtain a highly tunable generalization of the t-J model, which we refer to as the t-J-V -W model. In a...
Universal ultracold collision rates for polar molecules of two alkali-metal atoms
Physical Chemistry Chemical Physics cold molecules
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2011/8/29
Universal collision rate constants are calculated for ultracold collisions of two like bosonic or fermionic heteronuclear alkalimetal dimers involving the species Li, Na, K, Rb, or Cs. Universal colli...
Bound Dimers in Bilayers of Cold Polar Molecules
Bound Dimers Bilayers of Cold Polar Molecules
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2011/3/3
The exploration of cold polar molecules in different geometries is a rapidly developing
experimental and theoretical pursuit. Recently, the implementation of optical lattices has enabled confinement ...
Tunable exciton-phonon interactions in an optical lattice of polar molecules
Tunable exciton-phonon interactions optical lattice polar molecules
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2010/11/11
We show that an ensemble of polar molecules trapped in an optical lattice can be considered as a controllable open quantum system. The coupling between collective rotational excitations and the center...