Sensing gravity by holding atoms for 20 seconds

Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt

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Sensing gravity by holding atoms for 20 seconds. / Xu, Victoria; Jaffe, Matt; Panda, Cristian D.; Kristensen, Sofus L.; Clark, Logan W.; Müller, Holger.

Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II. red. / Selim M. Shahriar; Jacob Scheuer. San Francisco, California, USA : SPIE - International Society for Optical Engineering, 2020. 112961R (Proceedings of SPIE - The International Society for Optical Engineering, Bind 11296).

Publikation: Bidrag til bog/antologi/rapport › Konferencebidrag i proceedings › Forskning › fagfællebedømt

Harvard

Xu, V, Jaffe, M, Panda, CD, Kristensen, SL, Clark, LW & Müller, H 2020, Sensing gravity by holding atoms for 20 seconds. i SM Shahriar & J Scheuer (red), Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II., 112961R, SPIE - International Society for Optical Engineering, San Francisco, California, USA, Proceedings of SPIE - The International Society for Optical Engineering, bind 11296, Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II 2020, San Francisco, USA, 01/02/2020. https://doi.org/10.1117/12.2552611

APA

Xu, V., Jaffe, M., Panda, C. D., Kristensen, S. L., Clark, L. W., & Müller, H. (2020). Sensing gravity by holding atoms for 20 seconds. I S. M. Shahriar, & J. Scheuer (red.), Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II [112961R] SPIE - International Society for Optical Engineering. Proceedings of SPIE - The International Society for Optical Engineering Bind 11296 https://doi.org/10.1117/12.2552611

Vancouver

Xu V, Jaffe M, Panda CD, Kristensen SL, Clark LW, Müller H. Sensing gravity by holding atoms for 20 seconds. I Shahriar SM, Scheuer J, red., Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II. San Francisco, California, USA: SPIE - International Society for Optical Engineering. 2020. 112961R. (Proceedings of SPIE - The International Society for Optical Engineering, Bind 11296). https://doi.org/10.1117/12.2552611

Author

Xu, Victoria ; Jaffe, Matt ; Panda, Cristian D. ; Kristensen, Sofus L. ; Clark, Logan W. ; Müller, Holger. / Sensing gravity by holding atoms for 20 seconds. Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II. red. / Selim M. Shahriar ; Jacob Scheuer. San Francisco, California, USA : SPIE - International Society for Optical Engineering, 2020. (Proceedings of SPIE - The International Society for Optical Engineering, Bind 11296).

Bibtex

@inproceedings{a83ccf940329450182887664e453618e,
title = "Sensing gravity by holding atoms for 20 seconds",
abstract = "Atom interferometry has proven both a powerful means for probing fundamental physics, and a promising technology for high-precision inertial sensing. However, their performance has been limited by the available interrogation time of atoms falling freely in Earth's gravitational field. Trapped geometries have thus been explored as a means to improve the sensitivity of atom interferometers, but attempts to date have suffered from decoherence caused by trap inhomogeneities. We have demonstrated a trapped atom interferometer with an unprecedented interrogation time of 20 seconds,1 achieved by trapping the interferometer in the resonant mode of an optical cavity. The cavity is instrumental to this advance, as it provides spatial mode filtering for the trapping potential. Because the interferometer is held with the arms vertically separated along the gravitational axis, a phase shift accumulates due to the gravitational potential energy difference between the arms. Moreover, this phase accumulates continuously during the hold time, providing an orders-of-magnitude greater immunity to vibrations than previous atom-interferometric gravimeters at the same sensitivity.",
keywords = "Atom interferometry, Atomic physics, metrology, optical cavities, optical lattices, quantum sensors",
author = "Victoria Xu and Matt Jaffe and Panda, {Cristian D.} and Kristensen, {Sofus L.} and Clark, {Logan W.} and Holger M{\"u}ller",
note = "Publisher Copyright: {\textcopyright} 2020 SPIE.; Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II 2020 ; Conference date: 01-02-2020 Through 06-02-2020",
year = "2020",
doi = "10.1117/12.2552611",
language = "English",
series = "Proceedings of SPIE - The International Society for Optical Engineering",
publisher = "SPIE - International Society for Optical Engineering",
editor = "Shahriar, {Selim M.} and Jacob Scheuer",
booktitle = "Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II",

}

RIS

TY - GEN

T1 - Sensing gravity by holding atoms for 20 seconds

AU - Xu, Victoria

AU - Jaffe, Matt

AU - Panda, Cristian D.

AU - Kristensen, Sofus L.

AU - Clark, Logan W.

AU - Müller, Holger

N1 - Publisher Copyright: © 2020 SPIE.

PY - 2020

Y1 - 2020

N2 - Atom interferometry has proven both a powerful means for probing fundamental physics, and a promising technology for high-precision inertial sensing. However, their performance has been limited by the available interrogation time of atoms falling freely in Earth's gravitational field. Trapped geometries have thus been explored as a means to improve the sensitivity of atom interferometers, but attempts to date have suffered from decoherence caused by trap inhomogeneities. We have demonstrated a trapped atom interferometer with an unprecedented interrogation time of 20 seconds,1 achieved by trapping the interferometer in the resonant mode of an optical cavity. The cavity is instrumental to this advance, as it provides spatial mode filtering for the trapping potential. Because the interferometer is held with the arms vertically separated along the gravitational axis, a phase shift accumulates due to the gravitational potential energy difference between the arms. Moreover, this phase accumulates continuously during the hold time, providing an orders-of-magnitude greater immunity to vibrations than previous atom-interferometric gravimeters at the same sensitivity.

AB - Atom interferometry has proven both a powerful means for probing fundamental physics, and a promising technology for high-precision inertial sensing. However, their performance has been limited by the available interrogation time of atoms falling freely in Earth's gravitational field. Trapped geometries have thus been explored as a means to improve the sensitivity of atom interferometers, but attempts to date have suffered from decoherence caused by trap inhomogeneities. We have demonstrated a trapped atom interferometer with an unprecedented interrogation time of 20 seconds,1 achieved by trapping the interferometer in the resonant mode of an optical cavity. The cavity is instrumental to this advance, as it provides spatial mode filtering for the trapping potential. Because the interferometer is held with the arms vertically separated along the gravitational axis, a phase shift accumulates due to the gravitational potential energy difference between the arms. Moreover, this phase accumulates continuously during the hold time, providing an orders-of-magnitude greater immunity to vibrations than previous atom-interferometric gravimeters at the same sensitivity.

KW - Atom interferometry

KW - Atomic physics

KW - metrology

KW - optical cavities

KW - optical lattices

KW - quantum sensors

UR - http://www.scopus.com/inward/record.url?scp=85083038141&partnerID=8YFLogxK

U2 - 10.1117/12.2552611

DO - 10.1117/12.2552611

M3 - Article in proceedings

AN - SCOPUS:85083038141

T3 - Proceedings of SPIE - The International Society for Optical Engineering

BT - Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II

A2 - Shahriar, Selim M.

A2 - Scheuer, Jacob

PB - SPIE - International Society for Optical Engineering

CY - San Francisco, California, USA

T2 - Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II 2020

Y2 - 1 February 2020 through 6 February 2020

ER -

ID: 271554648