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Related papers: Trapping polar molecules by surface acoustic waves

200 papers

Direct laser cooling of molecules has reached a phase space density exceeding 10$^{-6}$ in optical traps, but with rather small molecular numbers. To progress towards quantum degeneracy, a mechanism is needed that combines sub-Doppler…

Atomic Physics · Physics 2023-05-24 Justin J. Burau , Parul Aggarwal , Kameron Mehling , Jun Ye

The electromotive forces induced by surface acoustic waves (SAWs) are investigated in ferromagnetic thin films. CoFeB thin films deposited on LiNbO$_3$ substrates are patterned into Hall-bars to study the acoustoelectric transport…

Mesoscale and Nanoscale Physics · Physics 2019-10-08 Takuya Kawada , Masashi Kawaguchi , Masamitsu Hayashi

Surface acoustic waves (SAWs), coherent vibrational modes localized at solid surfaces, have been employed to manipulate and detect electronic and magnetic states in condensed-matter systems via strain. SAWs are commonly excited in a…

Surface Acoustic Wave (SAW) is a powerful technique for investigating quantum phases appearing in two-dimensional electron systems. The electrons respond to the piezoelectric field of SAWthrough screening, attenuating its amplitude and…

Mesoscale and Nanoscale Physics · Physics 2026-01-27 Xiao Liu , Mengmeng Wu , Renfei Wang , Xinghao Wang , Wenfeng Zhang , Yujiang Dong , Rui-Rui Du , Yang Liu , Xi Lin

Surface acoustic waves (SAWs) have been used to transport single electrons across long distances of several hundreds of microns. They can potentially be instrumental in the implementation of scalable quantum processors and quantum…

From radio-electronics signal analysis to biological samples actuation, surface acoustic waves (SAW) are involved in a multitude of modern devices. Despite this versatility, SAW transducers developed up to date only authorize the synthesis…

Instrumentation and Detectors · Physics 2015-09-23 Antoine Riaud , Jean-Louis Thomas , Eric Charron , Adrien Bussonnière , Olivier Bou Matar , Michaël Baudoin

Surface acoustic waves (SAWs) become a popular driving source in modern condensed matter physics, but most existing theories simplify them as electric fields and ignore the non-uniform Brillouin zone folding effect. We develop a…

Mesoscale and Nanoscale Physics · Physics 2026-03-26 Zi-Qian Zhou , Zhi-Fan Zhang , Cong Xiao , Hua Jiang , X. C. Xie

We propose a general method to cool the translational motion of molecules. Our method is an extension of single photon atomic cooling which was successfully implemented in our laboratory. Requiring a single event of absorption followed by a…

Chemical Physics · Physics 2015-05-13 Edvardas Narevicius , S. Travis Bannerman , Mark G. Raizen

The propagation of a surface acoustic wave (SAW) on GaAs/AlGaAs heterostructures is studied in the case where the two-dimensional electron gas (2DEG) is subject to a strong magnetic field and a smooth random potential with correlation…

Mesoscale and Nanoscale Physics · Physics 2009-10-28 Andreas Knaebchen , Yehoshua Levinson , Ora Entin-Wohlman

The contactless Surface Acoustic Wave (SAW) technique was implemented to probe the high-frequency (ac) conductivity in a high-mobility $p$-SiGe/Ge/SiGe structure in the integer quantum Hall (IQHE) regime. The structure was grown by…

Mesoscale and Nanoscale Physics · Physics 2013-12-12 I. L. Drichko , V. A. Malysh , I. Yu. Smirnov , A. V. Suslov , O. A. Mironov , M. Kummer , H. von Känel

Surface acoustic waves (SAWs) have emerged as innovative and energy-efficient means to manipulate domain walls (DWs) and skyrmions in thin films with perpendicular magnetic anisotropy (PMA) owing to the magnetoelastic coupling effect. This…

Applied Physics · Physics 2023-11-28 Jintao Shuai

Acoustic traps are used to capture and handle suspended microparticles and cells in microfluidic applications. A particular simple and much-used acoustic trap consists of a commercially available, millimeter-sized, liquid-filled glass…

Fluid Dynamics · Physics 2017-08-30 Mikkel W. H. Ley , Henrik Bruus

Control of the microwave signal generated by spin-transfer torque oscillators (STOs) is crucial for their applications in spin wave generation and neuromorphic computing. This study investigates injection locking of a DC-driven vortex STO…

Mesoscale and Nanoscale Physics · Physics 2024-11-01 R. Moukhader , D. R. Rodrigues , A. Riveros , A. Koujok , G. Finocchio , P. Pirro , A. Hamadeh

The efficiency of cavity sideband cooling of trapped molecules is theoretically investigated for the case where the IR transition between two rovibrational states is used as a cycling transition. The molecules are assumed to be trapped…

Quantum Physics · Physics 2011-11-30 Markus Kowalewski , Giovanna Morigi , Pepijn W. H. Pinkse , Regina de Vivie-Riedle

We demonstrate that collective vibrational strong coupling of molecules in thermal equilibrium can give rise to significant local electronic polarizations in the thermodynamic limit. We do so by first showing that the full non-relativistic…

We demonstrate a scheme for magneto-optically trapping strontium monofluoride (SrF) molecules at temperatures one order of magnitude lower and phase space densities three orders of magnitude higher than obtained previously with laser-cooled…

Atomic Physics · Physics 2016-02-17 E. B. Norrgard , D. J. McCarron , M. H. Steinecker , M. R. Tarbutt , D. DeMille

In red-detuned magneto-optical traps (MOTs) of molecules, sub-Doppler heating competes with Doppler cooling, resulting in high temperature and low density. A solution is offered by the blue-detuned MOT where sub-Doppler cooling dominates…

Atomic Physics · Physics 2026-01-30 Qinshu Lyu , M. R. Tarbutt

It is well known that acoustic fields can produce forces on single particles, however they can also induce inter-particle forces due to multiple scattering events. This multi-particle force -- here referred to as acoustic binding -- is…

Classical Physics · Physics 2022-03-10 Nicholas St. Clair , Dominique Davenport , Arnold D. Kim , Dustin Kleckner

We show that the interplay between antiferromagnetic interaction and hole motion gives rise to a topological superconducting phase. This is captured by the one dimensional anisotropic $t-J$ model which can be experimentally achieved with…

Quantum Gases · Physics 2019-03-13 S. Fazzini , L. Barbiero , A. Montorsi

As a heavy molecule, barium monofluoride (BaF) presents itself as a promising candidate for measuring permanent electric dipole moment. The precision of such measurements can be significantly enhanced by utilizing a cold molecular sample.…

Atomic Physics · Physics 2024-10-29 Zixuan Zeng , Shuhua Deng , Shoukang Yang , Bo Yan