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We present an extensive study of the unique thermal and mechanical dynamics for narrow-line cooling on the 1S0 - 3P1 88Sr transition. For negative detuning, trap dynamics reveal a transition from the semiclassical regime to the…

Atomic Physics · Physics 2009-11-10 Thomas H. Loftus , Tetsuya Ido , Andrew D. Ludlow , Martin M. Boyd , Jun Ye

Plane-wave electrons undergo momentum transfer as they scatter off a target in overlapping spherical waves. The transferred momentum leads to target structural information to be encoded in angle and energy differential scattering. For…

Atomic and Molecular Clusters · Physics 2024-02-14 Aiswarya R. , Rasheed Shaik , Jobin Jose , Hari R. Varma , Himadri S. Chakraborty

Contamination of signals by pickup and interference is a recurrent problem in physics experiments, the suppression of which consumes much time and effort. Techniques are presented which allow the time-domain assessment of mitigation…

Instrumentation and Detectors · Physics 2019-09-27 John McMillan

The purpose of this paper is to evaluate the possibility of constructing a large-scale storage-ring-type ion-trap system capable of storing, cooling, and controlling a large number of ions as a platform for scalable quantum computing (QC)…

Quantum Physics · Physics 2021-09-22 Timur Shaftan , Boris B. Blinov

In order to achieve the physics goals of future Linear Colliders, it is important that electron and positron beams are polarized. The baseline design at the International Linear Collider (ILC) foresees an e+ source based on helical…

Accelerator Physics · Physics 2012-02-06 V. Kovalenko , O. S. Adeyemi , A. Hartin , G. Moortgat-Pick , L. Malysheva , S. Riemann , F. Staufenbiel , A. Ushakov

Optomechanics is a prime example of light matter interaction, where photons directly couple to phonons, allowing to precisely control and measure the state of a mechanical object. This makes it a very appealing platform for testing…

The role of energy exchange between a quantum system and its environment is investigated from the perspective of the Onsager conductance matrix. We consider the thermoelectric linear transport of an interacting quantum dot coupled to two…

Mesoscale and Nanoscale Physics · Physics 2017-06-07 Guillem Rosselló , Rosa López , Rafael Sánchez

The Integrable Optics Test Accelerator at Fermilab will explore beam dynamics in a ring with intense space-charge using 2.5 MeV proton beams with an incoherent tune shift approaching -0.5. We will use this machine to explore the interplay…

Accelerator Physics · Physics 2023-10-24 N. Banerjee , G. Stancari , M. K. Bossard , J. Brandt , Y-K. Kim , S. Nagaitsev

We experimentally investigate a scheme for studying lattice transport phenomena, based on the controlled momentum-space dynamics of ultracold atomic matter waves. In the effective tight-binding models that can be simulated, we demonstrate…

Quantum Gases · Physics 2016-07-12 Eric J. Meier , Fangzhao Alex An , Bryce Gadway

Sympathetic cooling of molecular ions through the Coulomb interaction with laser-cooled atomic ions is an efficient tool to prepare translationally cold molecules without, ideally, affecting the internal state of the molecular ions.…

Quantum Physics · Physics 2026-04-20 J. Martin Berglund , Michael Drewsen , Christiane P. Koch

We attract attention that interaction of particle in downstream undulator with its own wavelet emitted in upstream undulator could be as strong as with the frictional field in undulator itself. This phenomenon could be used for enhancement…

Accelerator Physics · Physics 2015-05-18 E. G. Bessonov , M. V. Gorbunkov , A. A. Mikhailichenko , A. L. Osipov

The full three-dimensional photoelectron momentum distributions of argon are measured in intense near-circularly polarized laser fields. We observed that the transverse momentum distribution of ejected electrons by 410-nm near-circularly…

Atomic Physics · Physics 2020-02-19 Xiang Huang , Qingbin Zhang , Shengliang Xu , Xianglong Fu , Xu Han , Wei Cao , Peixiang Lu

Atoms in spatially dependent light fields are attracted to local intensity maxima or minima depending on the sign of the frequency difference between the light and the atomic resonance. For light fields confined in open high-Q optical…

Quantum Physics · Physics 2019-08-05 Arthur Jungkind , Wolfgang Niedenzu , Helmut Ritsch

We experimentally investigate the atom optics kicked particle at quantum resonance using finite duration kicks. Even though the underlying process is quantum interference it can be well described by an $\epsilon$-pseudoclassical model. The…

Quantum Physics · Physics 2017-03-08 Julia Fekete , Shijie Chai , Simon A. Gardiner , Mikkel F. Andersen

A prerequisite for laser cooling a molecular anion, which has not been achieved so far, is the precise knowledge of the relevant transition frequencies in the cooling scheme. To determine these frequencies we present a versatile method that…

Atomic Physics · Physics 2022-08-31 Markus Nötzold , Robert Wild , Christine Lochmann , Roland Wester

We model the efficiency of loading atoms of various species into a one dimensional optical lattice from a cold ensemble taking into account the initial cloud temperature and size, the lattice laser properties affecting the trapping…

Atomic Physics · Physics 2020-12-03 Raymon S. Watson , John J. McFerran

Application of electron cooling at ion energies above a few GeV has been limited due to reduction of electron cooling efficiency with energy and difficulty in producing and accelerating a high-current high-quality electron beam. A…

Accelerator Physics · Physics 2016-05-10 F. Lin , Y. S. Derbenev , D. Douglas , J. Guo , R. P. Johnson , G. Krafft , V. S. Morozov , Y. Zhang

Laser cooling of alkali atoms typically requires time-varying magnetic fields, introducing unwanted coupling between atom preparation and coherent operations. Here we demonstrate sub-Doppler laser cooling and optical transport of alkali…

As integrated circuits continue to scale down and adopt three-dimensional (3D) stacking, thermal management in the back-end-of-line (BEOL) has emerged as a critical design constraint. In this study, we present a combined experimental and…

Mesoscale and Nanoscale Physics · Physics 2025-08-12 Yang Shen , Shangzhi Song , Tao Chen , Kexin Zhang , Yu Chen , Lu Zhao , Puqing Jiang