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Related papers: Anisotropic Polarizability of Ultracold Ground-sta…

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We have produced ultracold heteronuclear YbRb$^*$ molecules in a combined magneto-optical trap by photoassociation. The formation of electronically excited molecules close to the dissociation limit was observed by trap loss spectroscopy in…

Quantum Physics · Physics 2016-01-20 N. Nemitz , F. Baumer , F. Münchow , S. Tassy , A. Görlitz

We present a measurement of the dynamic scalar and tensor polarizabilities of the excited state 3D1 in atomic ytterbium. The polarizabilities were measured by analyzing the spectral lineshape of the 408-nm 1S0->3D1 transition driven by a…

Atomic Physics · Physics 2010-12-15 D. R. Dounas-Frazer , K. Tsigutkin , A. Family , D. Budker

We develop an analytic model of thermal state-to-state rotationally inelastic collisions of asymmetric-top molecules with closed-shell atoms in electric fields, and apply it to the Ar--H$_2$O collision system. The predicted cross sections…

Chemical Physics · Physics 2010-01-05 Mikhail Lemeshko , Bretislav Friedrich

We have observed marked transport anisotropy in short period (a=92 nm) unidirectional lateral superlattices around filling factors nu=5/2 and 7/2: magnetoresistance shows a sharp peak for current along the modulation grating while a dip…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 A. Endo , Y. Iye

We report on polarimetric observations of 100 pulsars centered on 774 MHz, made using the Green Bank Telescope, presenting their polarization profiles and polarized flux densities and comparing them with previous observations when possible.…

Solar and Stellar Astrophysics · Physics 2009-03-25 J. L. Han , P. B. Demorest , W. van Straten , A. G. Lyne

We employ the transfer matrix approach combined with the Green's function method to theoretically study polarization resolved far-field angular distributions of photoluminescence from quantum nanorods (NRs) embedded in an anisotropic…

Optics · Physics 2019-09-12 Alexei D. Kiselev

Motivated in part by experiments performed by M.H. Pan et al. (nanoletters, v.5, p 83, 2005), we have undertaken a theoretical study of the the magnetic properties of two-monolayer thick Co nanoplatelets with an equilateral triangular…

Other Condensed Matter · Physics 2009-11-11 T. O. Strandberg , C. M. Canali , A. H. MacDonald

We report the observation of dressed states of a quantum dot. The optically excited exciton and biexciton states of the quantum dot are coupled by a strong laser field and the resulting spectral signatures are measured using differential…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Gregor Jundt , Lucio Robledo , Alexander Högele , Stefan Fält , Atac Imamoğlu

We present a novel approach to precisely synthesize arbitrary polarization states of light with a high modulation bandwidth. Our approach consists of superimposing two laser light fields with the same wavelength, but with opposite circular…

We report the observation of microwave coherent control of rotational states of ultracold $^{85}$Rb$^{133}$Cs molecules formed in their vibronic ground state by short-range photoassociation. Molecules are formed in the single rotational…

Atomic Physics · Physics 2020-07-10 Zhonghua Ji , Ting Gong , Yonglin He , Jeremy M. Hutson , Yanting Zhao , Liantuan Xiao , Suotang Jia

We present a technique for engineering quantum magnets via ultracold polar molecules in optical lattices and explore exotic interplay between its spin superfluidity and solidity. The molecular ground and first excited rotational states are…

Quantum Gases · Physics 2009-10-27 Hongyi Yu , W. M. Liu , Chaohong Lee

The polarizabilities $\alpha$ (electric), $\beta$ (magnetic) and $\gamma_\pi$ (backward spin) of the nucleon are investigated in terms of degrees of freedom of the nucleon using recent results for the CGLN amplitudes and resonance couplings…

High Energy Physics - Phenomenology · Physics 2013-06-26 Martin Schumacher

We have measured the magnetization of rare-earth chiral magnets Yb(Ni$_{1-x}$Cu$_x$)$_{3}$Al$_{9}$ for $x$=0 and 0.06 up to 14.5 T. Magnetization for the field direction $H \parallel c$, which is the hard axis at low temperatures and low…

Strongly Correlated Electrons · Physics 2022-02-11 D. Ito , T. Matsumura , S. Ohara

Precise magnetometry is vital in numerous scientific and technological applications. At the forefront of sensitivity, optical atomic magnetometry, particularly techniques utilizing nonlinear magneto-optical rotation (NMOR), enables…

Optics · Physics 2024-12-31 S. Pustelny , P. Włodarczyk

The polarization of the CMB offers a potentially valuable probe of the physics of the early universe, specifically of the velocity of the photon-baryon fluid on the last scattering surface. Here we discuss qualitatively the correlations…

Astrophysics · Physics 2007-05-23 Robert Crittenden

Exploring inelastic and reactive collisions on the quantum level is a main goal of the developing field of ultracold chemistry. We present first experimental studies of inelastic collisions of metastable ultracold triplet molecules in the…

We have obtained general expressions for the intensity of radiation and tangential force of a small polarizable particle in the process of translational-rotational motion in equilibrium radiation background (thermalized photon gas) of…

Quantum Physics · Physics 2016-04-20 G. V. Dedkov , A. A. Kyasov

Polarization in stars was first predicted by Chandrasekhar [1] who calculated a substantial linear polarization at the stellar limb for a pure electron-scattering atmosphere. This polarization will average to zero when integrated over a…

Solar and Stellar Astrophysics · Physics 2018-04-19 Daniel V. Cotton , Jeremy Bailey , Ian D. Howarth , Kimberly Bott , Lucyna Kedziora-Chudczer , P. W. Lucas , J. H. Hough

We report on rotating an optically trapped silica nanoparticle in vacuum by transferring spin angular momentum of light to the particle's mechanical angular momentum. At sufficiently low damping, realized at pressures below $10^{-5}$ mbar,…

The Resonant Optical Polarization Radiation (ROPR) in the Smith-Purcell geometry and the one from the inclined grating at the Tomsk synchrotron and 6-MeV microtron have been investigated. The polarization radiation was observed at 4.2o from…