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Cavity optomechanics aims to establish optical control over vibrations of mechanical systems, to heat, cool or to drive them toward coherent, or nonclassical states. This field was recently extended to include molecular optomechanics, which…

Quantum Physics · Physics 2023-06-28 Mikołaj K. Schmidt , Michael J. Steel

Several laser techniques have been suggested and demonstrated recently for preparing polarizable molecules in rapidly spinning states with a disc-like angular distribution. We consider motion of these spinning discs in inhomogeneous fields,…

Chemical Physics · Physics 2015-05-20 Johannes Floss , Erez Gershnabel , Ilya Sh. Averbukh

When circularly polarized light is scattered from a rotating target, a rotational Doppler shift (RDS) emerges from an exchange of angular momentum between the spinning object and the electromagnetic field. Here, we used coherently spinning…

When the interaction between a molecular system and confined light modes in an optical or plasmonic cavity is strong enough to overcome the dissipative process, hybrid light-matter states (polaritons) become the fundamental excitations in…

Mesoscale and Nanoscale Physics · Physics 2020-01-08 Yu Zhang , Tammie Nelson , Sergei Tretiak

The dynamic electric dipole polarizability function for the magnesium atom is formed by assembling the atomic electric dipole oscillator strength distribution from combinations of theoretical and experimental data for resonance oscillator…

Atomic Physics · Physics 2015-08-28 James F. Babb

So-called polar liquid crystals possess spontaneous long-range mutual orientation of their electric dipole moments, conferring bulk polarity to fluid phases of matter. The combination of polarity and fluidity leads to complex phase…

Soft Condensed Matter · Physics 2025-08-22 Jordan Hobbs , Calum J. Gibb , Richard J. Mandle

Amorphous solids under mechanical strains are prone to plastic responses. Recent work showed that in amorphous granular system these plastic events, that are typically quadrupolar in nature, can screen the elastic response. When the density…

Materials Science · Physics 2022-07-20 Avanish Kumar , Michael Moshe , Itamar Procaccia , Murari Singh

The charge state of a molecule governs its physicochemical properties, such as conformation, reactivity and aromaticity, with implications for on-surface synthesis, catalysis, photo conversion and applications in molecular electronics. On…

Mesoscale and Nanoscale Physics · Physics 2019-07-22 Shadi Fatayer , Florian Albrecht , Yunlong Zhang , Darius Urbonas , Diego Peña , Nikolaj Moll , Leo Gross

We consider bosonic dipolar molecules in an optical lattice prepared in a mixture of different rotational states. The 1/r^3 interaction between molecules for this system is produced by exchanging a quantum of angular momentum between two…

Strongly Correlated Electrons · Physics 2009-11-11 Ryan Barnett , Dmitry Petrov , Mikhail Lukin , Eugene Demler

We propose a very sensitive method for measuring the electric dipole moment of the electron using polar molecules embedded in a cryogenic solid matrix of inert-gas atoms. The polar molecules can be oriented in the $\hat{\rm{z}}$ direction…

Atomic Physics · Physics 2018-01-29 A. C. Vutha , M. Horbatsch , E. A. Hessels

In weakly bound diatomic molecules, energy levels are closely spaced and thus more susceptible to mixing by magnetic fields than in the constituent atoms. We use this effect to control the strengths of forbidden optical transitions in…

Atomic Physics · Physics 2015-12-22 B. H. McGuyer , M. McDonald , G. Z. Iwata , W. Skomorowski , R. Moszynski , T. Zelevinsky

We report on the optical polarizability of microwave-shielded ultracold NaCs molecules in an optical dipole trap. While dressing a pair of rotational states with a microwave field, we observe a marked dependence of the optical…

Quantum Gases · Physics 2025-01-16 Siwei Zhang , Weijun Yuan , Niccolò Bigagli , Claire Warner , Ian Stevenson , Sebastian Will

We investigate the influence of thermally activated internal molecular dynamics on the phase shifts of matter waves inside a molecule interferometer. While de Broglie physics generally describes only the center-of-mass motion of a quantum…

The induced polarization of a beam of polar clusters or molecules passing through an electric or magnetic field region differs from the textbook Langevin-Debye susceptibility. This distinction, which is important for the interpretation of…

Atomic and Molecular Clusters · Physics 2008-07-09 J. Bulthuis , J. A. Becker , R. Moro , V. V. Kresin

Electrostatic interactions involving proteins depend not just on the ionic charges involved but also on their chemical identities. Here we examine the origins of incompletely understood differences in the strength of association of…

Chemical Physics · Physics 2023-08-15 Chase E. Herman , Arjun Valiya Parambathu , D. N. Asthagiri , Abraham M. Lenhoff

In conventional optical Stark-shift spectroscopy, molecules are exposed to spatially homogeneous static electric fields that shift the energies of their spectral lines. These shifts are attributed to the molecular electronic properties,…

In this letter, we analyze the dipole-dipole correlations obtained from the molecular dynamics simulations for strongly- and weakly-polar model liquids. As a result, we found that cross-correlations contribution to the systems total dipole…

Soft Condensed Matter · Physics 2022-07-07 Kajetan Koperwas , Marian Paluch

Diatomic polar molecules are one of the most promising platforms of quantum computing due to their rich internal states and large electric dipole moments. Here, we propose entangling rotational states of adjacent polar molecules via a…

Atomic Physics · Physics 2021-05-07 Eunmi Chae

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 in stacks of planes, the number of which…

Quantum Gases · Physics 2011-09-12 A. G. Volosniev , N. T. Zinner , D. V. Fedorov , A. S. Jensen , B. Wunsch

The effect that dipole-dipole interactions have on the magneto-optical (MO) properties of magnetoplasmonic dimers is theoretically studied. The specific plasmonic versus magnetoplasmonic nature of the dimer's metallic components and their…

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