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Related papers: Trapping polar molecules by surface acoustic waves

200 papers

We investigate theoretically the interaction of polar molecules with optical lattices and microwave fields. We demonstrate the existence of frequency windows in the optical domain where the complex internal structure of the molecule does…

Quantum Physics · Physics 2009-11-13 S. Kotochigova , E. Tiesinga

A Rayleigh-type surface acoustic wave (SAW) is used in various fields as classical and quantum information carriers because of its surface localization, high electrical controllability, and low propagation loss. Coupling and hybridization…

Applied Physics · Physics 2023-04-25 Ryusuke Hisatomi , Kotaro Taga , Ryo Sasaki , Yoichi Shiota , Takahiro Moriyama , Teruo Ono

We suggest a technique for the observation of a predicted supersolid phase in extended Bose-Hubbard models which are potentially realizable in cold atom optical lattice systems. In particular, we discuss important subtleties arising from…

Other Condensed Matter · Physics 2009-11-11 V. W. Scarola , E. Demler , S. Das Sarma

We report the magnetic confinement of neutral, ground state hydroxyl radicals (OH) at a density of $\sim3\times10^{3}$ cm$^{-3}$ and temperature of $\sim$30 mK. An adjustable electric field of sufficient magnitude to polarize the OH is…

In the last years, it was demonstrated that neutral molecules can be loaded on a microchip directly from a supersonic beam. The molecules are confined in microscopic traps that can be moved smoothly over the surface of the chip. Once the…

Atomic Physics · Physics 2015-09-15 Gabriele Santambrogio

Acoustic trapping uses forces exerted by sound waves to transport small objects along specified trajectories in three dimensions. The structure of the acoustic force landscape is governed by the amplitude and phase profiles of the sound's…

Soft Condensed Matter · Physics 2023-12-08 Mia C. Morrell , Julianne Lee , David G. Grier

We propose a new mechanism to produce ultracold polar molecules with microwave fields. The proposed mechanism converts trapped ultracold atoms of different species into vibrationally excited molecules by a single microwave transition and…

Quantum Physics · Physics 2009-11-13 Svetlana Kotochigova

A surface acoustic wave (SAW) can produce a moving potential wave that can trap and drag electrons along with it. We review work on using a SAW to create moving quantum dots containing single electrons, with the aims of developing a current…

Mesoscale and Nanoscale Physics · Physics 2017-02-23 Christopher J. B. Ford

We describe experiments demonstrating efficient transfer of molecules from a magneto-optical trap (MOT) into a conservative magnetic quadrupole trap. Our scheme begins with a blue-detuned optical molasses to cool SrF molecules to $\sim\!50$…

Atomic Physics · Physics 2018-07-11 D. J. McCarron , M. H. Steinecker , Y. Zhu , D. DeMille

The rich internal structure and long-range dipole-dipole interactions establish polar molecules as unique instruments for quantum-controlled applications and fundamental investigations. Their potential fully unfolds at ultracold…

Heavy polar molecules can be used to measure the electric dipole moment of the electron, which is a sensitive probe of physics beyond the Standard Model. The value is determined by measuring the precession of the molecule's spin in a plane…

Atomic Physics · Physics 2010-01-29 M. R. Tarbutt , J. J. Hudson , B. E. Sauer , E. A. Hinds

Surface acoustic waves (SAWs) traveling on the surface of a piezoelectric crystal can, through the magnetoelastic interaction, excite traveling spin-wave resonance in a magnetic film deposited on the substrate. This spin-wave resonance in…

Materials Science · Physics 2016-09-29 Praveen G. Gowtham , Dominic Labanowski , Sayeef Salahuddin

In a thin film of superconducting YBCO the impact of surface acoustic waves (SAWs) traveling on the piezoelectric substrate is investigated. A pronounced interaction between the ultrasonic waves and the vortex system in the type II…

Superconductivity · Physics 2009-11-11 F. Jachmann , C. Hucho

We present experiments on decelerating and trapping ammonia molecules using a combination of a Stark decelerator and a traveling wave decelerator. In the traveling wave decelerator a moving potential is created by a series of ring-shaped…

Selection of "magic" trapping conditions with ultracold atoms or molecules, where pairs of internal states experience identical trapping potentials, brings substantial benefits to precision measurements and quantum computing schemes.…

Quantum Physics · Physics 2011-01-04 Svetlana Kotochigova , David DeMille

Polarization switches are of great technological interest because of their many applications in long distance electromagnetic communication (e.g., polarization division multiplexing). Binary bits can be encoded in the two orthogonal…

Mesoscale and Nanoscale Physics · Physics 2025-08-26 Raisa Fabiha , Erdem Topsakal , Supriyo Bandyopadhyay

Manipulation of mechanical motion at the micro-scale has been attracting continuous attention, leading to the successful implementation of various strategies with potential impact on classical and quantum information processing. We here…

Since the recent discovery of polar topologies, a recurrent question has been in the way to remotely tune them. Many efforts have focused on the pumping of polar optical phonons from optical methods but with limited success, as only…

Materials Science · Physics 2024-10-16 Louis Bastogne , Fernando Gómez-Ortiz , Sriram Anand , Philippe Ghosez

An analytical and numerical approach is developped to pinpoint the optimal experimental conditions to irreversibly switch magnetization using surface acoustic waves (SAWs). The layers are magnetized perpendicular to the plane and two…

Electrical currents at the surface or edge of a topological insulator are intrinsically spin-polarized. We show that such surface/edge currents can be used to switch the orientation of a molecular magnet weakly coupled to the surface or…

Mesoscale and Nanoscale Physics · Physics 2017-04-05 Elina Locane , Piet W. Brouwer