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Related papers: A new concept multi-stage Zeeman decelerator

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We present the first crossed beam scattering experiment using a Zeeman decelerated molecular beam. The narrow velocity spreads of Zeeman decelerated NO ($X ^2\Pi_{3/2}, j=3/2$) radicals result in high-resolution scattering images, thereby…

We present a robust, continuous molecular decelerator that employs high magnetic fields and few optical pumping steps. CaOH molecules are slowed, accumulating at low velocities in a range sufficient for loading both magnetic and…

We report on an investigation of a method that applies simultaneously two different mathematical models in order to optimize the design of a Zeeman Slower towards the implementation of ultra cold atoms in solid state physics. We introduce…

We here report on the experimental realization of a microwave decelerator for neutral polar molecules, suitable for decelerating and focusing molecules in high-field-seeking states. The multi-stage decelerator consists of a cylindrical…

Chemical Physics · Physics 2015-06-04 Simon Merz , Nicolas Vanhaecke , Wolfgang Jäger , Melanie Schnell , Gerard Meijer

We present two new approaches for the design of a Zeeman-Slower, which rely on optimal compliance with the adiabatic following condition and are applicable to a wide variety of systems. The first approach is an analytical one, based on the…

Atomic Physics · Physics 2013-02-25 Ben Ohayon , Guy Ron

Longitudinal Zeeman slowers composed of arrays of compact discrete neodymium magnets are proposed. The general properties of these slowers, as well as specific designs of short spin-flip Zeeman slowers for Sr and Rb atoms are described. The…

Atomic Physics · Physics 2015-05-28 Yuri B. Ovchinnikov

We demonstrate and characterize Zeeman-Sisyphus (ZS) deceleration of a beam of ytterbium monohydroxide (YbOH). Our method uses a combination of large magnetic fields ($\sim$ 2.5 T) and optical spin-flip transitions to decelerate molecules…

Producing large samples of slow molecules from thermal-velocity ensembles is a formidable challenge. Here we employ a centrifugal force to produce a continuous molecular beam with a high flux at near-zero velocities. We demonstrate…

Chemical Physics · Physics 2018-12-04 S. Chervenkov , X. Wu , J. Bayerl , A. Rohlfes , T. Gantner , M. Zeppenfeld , G. Rempe

Recently, high-resolution spectroscopy of slow beams of metastable helium molecules (He$_2^*$) generated by multistage Zeeman deceleration was used in combination with Rydberg-series extrapolation techniques to obtain the lowest rotational…

Chemical Physics · Physics 2017-01-16 Paul Jansen , Luca Semeria , Frédéric Merkt

A Stark decelerator is an effective tool for controlling motional degrees of freedom of polar molecules. Due to technical limitations, many of the current Stark decelerators focus on molecules in low-field-seeking quantum states and are…

Atomic Physics · Physics 2017-05-25 Demitri Y. Balabanov , Liam M. Duffy

Anisotropy of atomic states is characterized by population differences and coherences between Zeeman sublevels. It can be efficiently created and probed via resonant interactions with light, the technique which is at the heart of modern…

We report on the implementation of a dynamically configurable, servomotor- controlled, permanent magnet Zeeman slower for quantum optics experiments with ultracold atoms and molecules. This atom slower allows for switching between magnetic…

Atomic Physics · Physics 2015-05-30 G. Reinaudi , C. B. Osborn , K. Bega , T. Zelevinsky

We present a compact design of dual-beam Zeeman slower optimized for efficient production of cold atom applications. Traditional single-beam configurations face challenges from substantial residual atomic flux impacting downstream optical…

Atomic Physics · Physics 2026-02-25 Chen Chen , Kejun Liu , Dezhou Deng , Shuchang Ma , Peng Zhu , Zhichang He , J. F. Che , Xiaoxiao Wu , Peng Chen

We proposed a general Zeeman slower scheme applicable to the majority of the laser-coolable molecules. Different from previous schemes, the key idea of our scheme lies in that the compensation of the detuning with the magnetic field is done…

Atomic Physics · Physics 2019-11-13 Qian Liang , Wenhao Bu , Yuhe Zhang , Tao Chen , Bo Yan

In this paper we describe the high-voltage generation system we have developed for a traveling-wave Stark decelerator (TWSD). The TWSD can reduce the forward velocity of a molecular beam of heavy neutral polar molecules such as strontium…

Atomic Physics · Physics 2026-02-12 Lucas van Sloten , Leo Huisman , Steven Hoekstra

We demonstrate a two-element oven and Zeeman slower that produce simultaneous and overlapped slow beams of rubidium and lithium. The slower uses a three-stage design with a long, low acceleration middle stage for decelerating rubidium…

Atomic Physics · Physics 2012-10-05 G. Edward Marti , Ryan Olf , Enrico Vogt , Anton Öttl , Dan M. Stamper-Kurn

The collimation system is an essential part of the design of any high-power accelerator. Its functions include protection of components from accidental and intentional energy deposition, reduction of backgrounds, and beam diagnostics.…

Accelerator Physics · Physics 2015-03-19 Giulio Stancari

A new type of decelerator is presented where polar neutral molecules are guided and decelerated using the principle of traveling electric potential wells, such that molecules are confined in stable three-dimensional traps throughout. This…

Atomic Physics · Physics 2010-05-24 Andreas Osterwalder , Samuel A. Meek , Georg Hammer , Henrik Haak , Gerard Meijer

Recently, a decelerator for neutral polar molecules has been presented that operates on the basis of macroscopic, three-dimensional, traveling electrostatic traps (Osterwalder et al., Phys. Rev. A 81, 051401 (2010)). In the present paper, a…

Stark deceleration allows for precise control over the velocity of a pulsed molecular beam and, by the nature of its limited phase-space acceptance, reduces the energy width of the decelerated packet. We describe an alternate method of…

Atomic Physics · Physics 2015-05-13 L. P. Parazzoli , N. Fitch , D. S. Lobser , H. J. Lewandowski