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We investigate theoretically the application of Sawtooth Wave Adiabatic Passage (SWAP) in a 1D magneto-optical trap (MOT). As opposed to related methods that have been previously discussed, our approach utilizes repeated cycles of…

Atomic Physics · Physics 2020-06-01 John P. Bartolotta , Murray J. Holland

We demonstrate sawtooth wave adiabatic passage (SWAP) in a grating magneto-optical trap (MOT) operating on the $^1$S$_0$ $\rightarrow$ $^3$P$_1$ transition of neutral $^{88}$Sr. From numerical simulations of SWAP using our laser beam…

We improve the efficiency of sawtooth-wave-adiabatic-passage (SWAP) cooling for strontium atoms in three dimensions and combine it with standard narrow-line laser cooling. With this technique, we create strontium magneto-optical traps with…

Atomic Physics · Physics 2019-06-26 S. Snigirev , A. J. Park , A. Heinz , I. Bloch , S. Blatt

The results of simulations of cooling based on Sawtooth-Wave Adiabatic Passage (SWAP) are presented including the possibility of population leaking to states outside of the cycling transition. The amount of population leaking can be…

Atomic Physics · Physics 2020-01-22 Johann Gan , M. E. Pantalon , F. Robicheaux

Spatial adiabatic passage (SAP) is a process that facilitates the transfer of a wave packet between two localized modes that are not directly coupled, but rather interact through an intermediate third mode. By employing a counter-intuitive…

We report on an experimental investigation of rapid adiabatic passage (RAP) in a trapped barium ion system. RAP is implemented on the transition from the $6S_{1/2}$ ground state to the metastable $5D_{5/2}$ level by applying a laser at 1.76…

Atomic Physics · Physics 2015-05-30 T. Noel , M. R. Dietrich , N. Kurz , G. Shu , J. Wright , B. B. Blinov

We propose and demonstrate a novel laser cooling mechanism applicable to particles with narrow-linewidth optical transitions. By sweeping the frequency of counter-propagating laser beams in a sawtooth manner, we cause adiabatic transfer…

Using numerical simulations of two-photon electronic absorption with femtosecond pulses in Na$_2$ we show that: i) it is possible to avoid the characteristic saturation or dumped Rabi oscillations in the yield of absorption by time-delaying…

Atomic Physics · Physics 2016-05-25 Pablo Sampedro , Bo Y. Chang , Ignacio R. Sola

Shortcut to adiabatic passage (STAP), initially proposed to accelerate adiabatic quantum state transfer, has been widely explored and applied in quantum optics and integrated optics. Here we bring STAP into the field of acoustics to design…

Optics · Physics 2022-06-06 Shuai Tang , Jin-Lei Wu , Cheng Lü , Jie Song , Yongyuan Jiang

Adiabatic Rapid Passage (ARP) is a powerful technique for efficient transfer of population between quantum states. In the lab, the efficiency of ARP is often limited by noise on either the energies of the states or the frequency of the…

Quantum Physics · Physics 2023-08-02 Kehui Li , David C. Spierings , Aephraim M. Steinberg

Slow magnetoacoustic waves represent an important tool for probing the solar coronal plasma. We quantitatively assess the applicability of the weak thermal conduction theory to coronal seismology by slow waves. We numerically model the…

Solar and Stellar Astrophysics · Physics 2022-11-23 Dmitrii Y. Kolotkov

Using a femtosecond laser writing technique, we fabricate and characterise three-waveguide digital adiabatic passage devices, with the central waveguide digitised into five discrete waveguidelets. Strongly asymmetric behaviour was observed,…

A scheme is presented for the adiabatic transfer of average fluctuation in the phonon number between two membranes in an optical cavity. We show that by driving the cavity modes with external time-delayed pulses, one can obtain an effect…

Quantum Physics · Physics 2017-08-23 Devender Garg , Anil K. Chauhan , Asoka Biswas

Power consumption has become a critical concern in both high performance and portable applications. Methods for power reduction based on the application of adiabatic techniques to CMOS circuits have recently come under renewed…

Other Computer Science · Computer Science 2012-07-16 Sunil Jadav , Vikrant , Munish Vashisath

We propose the Subwavelength Localization via Adiabatic Passage (SLAP) technique to coherently achieve state-selective patterning of matter waves well beyond the diffraction limit. The SLAP technique consists in coupling two partially…

Quantum Physics · Physics 2015-05-13 J. Mompart , V. Ahufinger , G. Birkl

We present the APLIP process (Adiabatic Passage by Light Induced Potentials) for the adiabatic transfer of a wave packet from one molecular potential to the displaced ground vibrational state of another. The process uses an intermediate…

Chemical Physics · Physics 2009-10-30 B. M. Garraway , K. -A. Suominen

We characterize the properties of a new form of magneto-optical trap (MOT) that relies on non-equilibrium population dynamics associated with narrow-linewidth optical transitions. We demonstrate this mechanism using the 7.5 kHz linewidth…

Atomic Physics · Physics 2018-06-05 Juan A. Muniz , Matthew A. Norcia , Julia R. K. Cline , James K. Thompson

We investigate spatial adiabatic passage processes for sound waves propagation in sonic crystals, consisting of steel cylinders embedded in a water host medium, that present two linear defects. This work constitutes an extension of the…

Materials Science · Physics 2014-04-02 Ricard Menchon-Enrich , Jordi Mompart , Veronica Ahufinger

We theoretically study the dynamics of an adiabatic sweep through a Feshbach resonance, thereby converting a degenerate quantum gas of fermionic atoms into a degenerate quantum gas of bosonic dimers. Our analysis relies on a zero…

Other Condensed Matter · Physics 2009-11-11 I. Tikhonenkov , E. Pazy , Y. B. Band , M. Fleischhauer , A. Vardi

We report on a scheme for loading dysprosium atoms into a narrow-line three-dimensional magneto-optical trap (3D MOT). Our innovative approach replaces the conventional Zeeman slower with a 2D MOT operating on the broad 421-nm line to…

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