English
Related papers

Related papers: Principles of tractor atom interferometry

200 papers

We propose a configuration of a magnetic microtrap which can be used as an interferometer for three-dimensionally trapped atoms. The interferometer is realized via a dynamic splitting potential that transforms from a single well into two…

Quantum Physics · Physics 2009-11-07 W. Hänsel , J. Reichel , P. Hommelhoff , T. W. Hänsch

We investigate an atom interferometer in which large momentum differences between the arms are obtained by using quantum resonances in the atom optics $\delta$-kicked rotor. The interferometer can potentially measure the Talbot time (from…

Quantum Physics · Physics 2019-06-28 Boris Daszuta , Mikkel F. Andersen

The past three decades have shown dramatic progress in the ability to manipulate and coherently control the motion of atoms. This exquisite control offers the prospect of a new generation of inertial sensors with unprecedented sensitivity…

Atom interferometric inertial sensors offer exceptional sensitivity but are fundamentally constrained by the periodic phase response of matter-wave interference, which imposes an intrinsic half-fringe dynamic-range limit and prevents…

A theory for thermodynamic induction (TI) under isothermal conditions is presented. This includes a treatment of the Helmholtz free energy budget available for a gate variable to utilize towards aiding another variable's approach towards…

Mesoscale and Nanoscale Physics · Physics 2021-10-07 S. N. Patitsas

Point source atom interferometry (PSI) uses the velocity distribution in a cold atom cloud to simultaneously measure one axis of acceleration and two axes of rotation from the phase, orientation, and period of atomic interference fringe…

We focus on the optimization of neutral atom transport and transfer between optical tweezers, both critical steps towards the implementation of quantum processors and simulators. We consider four different types of experimentally relevant…

Cold-atom inertial sensors target several applications in navigation, geoscience and tests of fundamental physics. Reaching high sampling rates and high inertial sensitivities, obtained with long interrogation times, represents a challenge…

Atomic Physics · Physics 2019-01-09 D. Savoie , M. Altorio , B. Fang , L. A. Sidorenkov , R. Geiger , A. Landragin

In an atomic interferometer, the phase shift due to rotation is proportional to the area enclosed by the split components of the atom. However, this model is unclear for an atomic interferometer demonstrated recently by Shahriar et al., for…

Quantum Physics · Physics 2007-05-23 M. S. Shahriar , M. Jheeta , Y. Tan , P. Pradhan , A. Gangat

We introduce shaken lattice interferometry with atoms trapped in a one-dimensional optical lattice. By phase modulating (shaking) the lattice, we control the momentum state of the atoms. Through a sequence of shaking functions, the atoms…

Quantum Physics · Physics 2017-04-25 C. A. Weidner , Hoon Yu , Ronnie Kosloff , and Dana Z. Anderson

Ultra-cold atoms provide ideal platforms for interferometry. The macroscopic matter-wave property of ultra-cold atoms leads to large coherent length and long coherent time, which enable high accuracy and sensitivity to measurement. Here, we…

Quantum Gases · Physics 2021-01-25 Xiangyu Dong , Shengjie Jin , Hongmian Shui , Peng Peng , Xiaoji Zhou

In the field of cold atom inertial sensors, we present and analyze innovative configurations for improving their measurement range and sensitivity, especially attracting for onboard applications. These configurations rely on multi-species…

Atom interferometers require precise control of digital, analog, and radio frequency signals for effective operation. In this paper, we propose and implement a control system for mobile atom interferometers. The system consists of a…

Atomic Physics · Physics 2019-09-04 Bola Malek , Zachary Pagel , Xuejian Wu , Holger Müller

We show how an experimentally realized set of operations on a single trapped ion is sufficient to simulate a wide class of Hamiltonians of a spin-1/2 particle in an external potential. This system is also able to simulate other physical…

We report a theoretical study of a double-well Ramsey interferometer using internal state labelling. We consider the use of a thermal ensemble of cold atoms rather than a Bose-Einstein condensate to minimize the effects of atomic…

Atomic Physics · Physics 2016-11-23 M. Dupont-Nivet , C. I. Westbrook , S. Schwartz

We propose to combine neutral atom and trapped ion qubits in one scalable modular architecture that uses shuttling of individual neutral atoms in optical tweezers to realize atomic interconnects between trapped ion quantum registers. These…

Quantum Physics · Physics 2025-01-09 Svetlana Kotochigova , Subhadeep Gupta , Boris Blinov

Recent progresses on quantum control of cold atoms and trapped ions in both the scientific and technological aspects greatly advance the applications in precision measurement. Thanks to the exceptional controllability and versatility of…

Atomic Physics · Physics 2020-09-07 Qiuxin Zhang , Yirong Wang , Chenhao Zhu , Yuxin Wang , Xiang Zhang , Kuiyi Gao , Wei Zhang

Fast and nearly lossless atomic transport, enabled by moving the confining trap, is a prerequisite for many quantum-technology applications. While theoretical studies of this problem have heretofore focussed almost exclusively on simplified…

Quantum Physics · Physics 2021-11-18 Sascha H. Hauck , Gernot Alber , Vladimir M. Stojanovic

We propose a new scalable architecture for trapped ion quantum computing that combines optical tweezers delivering qubit state-dependent local potentials with oscillating electric fields. Since the electric field allows for long-range…

Quantum Physics · Physics 2022-01-05 M. Mazzanti , R. X. Schüssler , J. D. Arias Espinoza , Z. Wu , R. Gerritsma , A. Safavi-Naini

Current optical atomic clocks do not utilize their resources optimally. In particular, an exponential gain in sensitivity could be achieved if multiple atomic ensembles were to be controlled or read-out individually, even without…