Multi-qubit gates and Schrödinger cat states in an optical clock.
Journal
Nature
ISSN: 1476-4687
Titre abrégé: Nature
Pays: England
ID NLM: 0410462
Informations de publication
Date de publication:
Oct 2024
Oct 2024
Historique:
received:
26
02
2024
accepted:
06
08
2024
medline:
10
10
2024
pubmed:
10
10
2024
entrez:
9
10
2024
Statut:
ppublish
Résumé
Many-particle entanglement is a key resource for achieving the fundamental precision limits of a quantum sensor
Identifiants
pubmed: 39385052
doi: 10.1038/s41586-024-07913-z
pii: 10.1038/s41586-024-07913-z
doi:
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
315-320Informations de copyright
© 2024. This is a U.S. Government work and not under copyright protection in the US; foreign copyright protection may apply.
Références
Pezzè, L., Smerzi, A., Oberthaler, M. K., Schmied, R. & Treutlein, P. Quantum metrology with nonclassical states of atomic ensembles. Rev. Mod. Phys. 90, 035005 (2018).
Ludlow, A. D., Boyd, M. M., Ye, J., Peik, E. & Schmidt, P. O. Optical atomic clocks. Rev. Mod. Phys. 87, 637 (2015).
Colombo, S., Pedrozo-Peñafiel, E. & Vuletić, V. Entanglement-enhanced optical atomic clocks. Appl. Phys. Lett. 121, 210502 (2022).
Pedrozo-Peñafiel, E. et al. Entanglement on an optical atomic-clock transition. Nature 588, 414–418 (2020).
pubmed: 33328668
Robinson, J. M. et al. Direct comparison of two spin-squeezed optical clock ensembles at the 10
Eckner, W. J. et al. Realizing spin squeezing with Rydberg interactions in an optical clock. Nature 621, 734–739 (2023).
pubmed: 37648865
Norcia, M. A. et al. Seconds-scale coherence on an optical clock transition in a tweezer array. Science 366, 93–97 (2019).
pubmed: 31515245
Madjarov, I. S. et al. An atomic-array optical clock with single-atom readout. Phys. Rev. X 9, 041052 (2019).
Young, A. W. et al. Half-minute-scale atomic coherence and high relative stability in a tweezer clock. Nature 588, 408–413 (2020).
pubmed: 33328666
Shaw, A. L. et al. Multi-ensemble metrology by programming local rotations with atom movements. Nat. Phys. 20, 195–201 (2024).
Evered, S. J. et al. High-fidelity parallel entangling gates on a neutral-atom quantum computer. Nature 622, 268–272 (2023).
pubmed: 37821591
pmcid: 10567572
Ma, S. et al. High-fidelity gates and mid-circuit erasure conversion in an atomic qubit. Nature 622, 279–284 (2023).
pubmed: 37821593
Huelga, S. F. et al. Improvement of frequency standards with quantum entanglement. Phys. Rev. Lett. 79, 3865 (1997).
Higgins, B. et al. Demonstrating Heisenberg-limited unambiguous phase estimation without adaptive measurements. New J. Phys. 11, 073023 (2009).
Berry, D. W. et al. How to perform the most accurate possible phase measurements. Phys. Rev. A 80, 052114 (2009).
Kessler, E. M. et al. Heisenberg-limited atom clocks based on entangled qubits. Phys. Rev. Lett. 112, 190403 (2014).
pubmed: 24877919
Komar, P. et al. A quantum network of clocks. Nat. Phys. 10, 582–587 (2014).
Degen, C. L., Reinhard, F. & Cappellaro, P. Quantum sensing. Rev. Mod. Phys. 89, 035002 (2017).
Schirhagl, R., Chang, K., Loretz, M. & Degen, C. L. Nitrogen-vacancy centers in diamond: nanoscale sensors for physics and biology. Annu. Rev. Phys. Chem. 65, 83–105 (2014).
pubmed: 24274702
Bongs, K. et al. Taking atom interferometric quantum sensors from the laboratory to real-world applications. Nat. Rev. Phys. 1, 731–739 (2019).
Tse, M. et al. Quantum-enhanced advanced LIGO detectors in the era of gravitational-wave astronomy. Phys. Rev. Lett. 123, 231107 (2019).
pubmed: 31868462
Backes, K. M. et al. A quantum enhanced search for dark matter axions. Nature 590, 238–242 (2021).
pubmed: 33568823
Casacio, C. A. et al. Quantum-enhanced nonlinear microscopy. Nature 594, 201–206 (2021).
pubmed: 34108694
Bluvstein, D. et al. A quantum processor based on coherent transport of entangled atom arrays. Nature 604, 451–456 (2022).
pubmed: 35444318
pmcid: 9021024
Graham, T. M. et al. Multi-qubit entanglement and algorithms on a neutral-atom quantum computer. Nature 604, 457–462 (2022).
pubmed: 35444321
Bluvstein, D. et al. Logical quantum processor based on reconfigurable atom arrays. Nature 626, 58–65 (2024).
pubmed: 38056497
Jandura, S. & Pupillo, G. Time-optimal two- and three-qubit gates for Rydberg atoms. Quantum 6, 712 (2022).
Levine, H. et al. Parallel implementation of high-fidelity multiqubit gates with neutral atoms. Phys. Rev. Lett. 123, 170503 (2019).
pubmed: 31702233
Bloom, B. et al. An optical lattice clock with accuracy and stability at the 10
pubmed: 24463513
Ushijima, I., Takamoto, M., Das, M., Ohkubo, T. & Katori, H. Cryogenic optical lattice clocks. Nat. Photon. 9, 185–189 (2015).
McGrew, W. F. et al. Atomic clock performance enabling geodesy below the centimetre level. Nature 564, 87–90 (2018).
pubmed: 30487601
Brewer, S. M. et al.
pubmed: 31386450
Oelker, E. et al. Demonstration of 4.8 × 10
Bothwell, T. et al. Resolving the gravitational redshift across a millimetre-scale atomic sample. Nature 602, 420–424 (2022).
pubmed: 35173346
Zheng, X. et al. Differential clock comparisons with a multiplexed optical lattice clock. Nature 602, 425–430 (2022).
pubmed: 35173344
Schine, N., Young, A. W., Eckner, W. J., Martin, M. J. & Kaufman, A. M. Long-lived Bell states in an array of optical clock qubits. Nat. Phys. 18, 1067–1073 (2022).
Scholl, P. et al. Erasure-cooling, control, and hyper-entanglement of motion in optical tweezers. Preprint at https://arxiv.org/abs/2311.15580 (2023).
Fröwis, F. & Dür, W. Measures of macroscopicity for quantum spin systems. New J. Phys. 14, 093039 (2012).
Tóth, G. & Apellaniz, I. Quantum metrology from a quantum information science perspective. J. Phys. A 47, 424006 (2014).
Pogorelov, I. et al. Compact ion-trap quantum computing demonstrator. PRX Quantum 2, 020343 (2021).
Moses, S. A. et al. A race-track trapped-ion quantum processor. Phys. Rev. X 13, 041052 (2023).
Bao, Z. et al. Schrödinger cats growing up to 60 qubits and dancing in a cat scar enforced discrete time crystal. Preprint at https://arxiv.org/abs/2401.08284 (2024).
Leibfried, D. et al. Toward Heisenberg-limited spectroscopy with multiparticle entangled states. Science 304, 1476–1478 (2004).
pubmed: 15178794
Nagata, T., Okamoto, R., O’Brien, J. L., Sasaki, K. & Takeuchi, S. Beating the standard quantum limit with four-entangled photons. Science 316, 726–729 (2007).
pubmed: 17478715
Jones, J. A. et al. Magnetic field sensing beyond the standard quantum limit using 10-spin NOON states. Science 324, 1166–1168 (2009).
pubmed: 19389997
Facon, A. et al. A sensitive electrometer based on a Rydberg atom in a Schrödinger-cat state. Nature 535, 262–265 (2016).
pubmed: 27411632
Lukin, M. D. et al. Dipole blockade and quantum information processing in mesoscopic atomic ensembles. Phys. Rev. Lett. 87, 037901 (2001).
pubmed: 11461592
Urban, E. et al. Observation of Rydberg blockade between two atoms. Nat. Phys. 5, 110–114 (2009).
Dudin, Y., Li, L., Bariani, F. & Kuzmich, A. Observation of coherent many-body Rabi oscillations. Nat. Phys. 8, 790–794 (2012).
Sackett, C. A. et al. Experimental entanglement of four particles. Nature 404, 256–259 (2000).
pubmed: 10749201
Omran, A. et al. Generation and manipulation of Schrödinger cat states in Rydberg atom arrays. Science 365, 570–574 (2019).
pubmed: 31395778
Monz, T. et al. 14-qubit entanglement: creation and coherence. Phys. Rev. Lett. 106, 130506 (2011).
pubmed: 21517367
Leroux, I. D. et al. On-line estimation of local oscillator noise and optimisation of servo parameters in atomic clocks. Metrologia 54, 307 (2017).
Matei, D. G. et al. 1.5 μm lasers with sub-10 mHz linewidth. Phys. Rev. Lett. 118, 263202 (2017).
pubmed: 28707932
Kaubruegger, R., Vasilyev, D. V., Schulte, M., Hammerer, K. & Zoller, P. Quantum variational optimization of Ramsey interferometry and atomic clocks. Phys. Rev. X 11, 041045 (2021).
Marciniak, C. D. et al. Optimal metrology with programmable quantum sensors. Nature 603, 604–609 (2022).
pubmed: 35322252
Nichol, B. et al. An elementary quantum network of entangled optical atomic clocks. Nature 609, 689–694 (2022).
pubmed: 36071166
Norcia, M. A. et al. Iterative assembly of
Gyger, F. et al. Continuous operation of large-scale atom arrays in optical lattices. Phys. Rev. Res. 6, 033104 (2024).
Lis, J. W. et al. Midcircuit operations using the omg architecture in neutral atom arrays. Phys. Rev. X 13, 041035 (2023).
Finkelstein, R. et al. Universal quantum operations and ancilla-based readout for tweezer clocks. Nature https://doi.org/10.1038/s41586-024-08005-8 (2024).
Kaubruegger, R. et al. Variational spin-squeezing algorithms on programmable quantum sensors. Phys. Rev. Lett. 123, 260505 (2019).
pubmed: 31951449
Colombe, Y., Slichter, D. H., Wilson, A. C., Leibfried, D. & Wineland, D. J. Single-mode optical fiber for high-power, low-loss UV transmission. Opt. Express 22, 19783–19793 (2014).
pubmed: 25321060
Young, A. W., Eckner, W. J., Schine, N., Childs, A. M. & Kaufman, A. M. Tweezer-programmable 2D quantum walks in a Hubbard-regime lattice. Science 377, 885–889 (2022).
pubmed: 35981010
Dörscher, S. et al. Lattice-induced photon scattering in an optical lattice clock. Phys. Rev. A 97, 063419 (2018).
Scholl, P. et al. Erasure conversion in a high-fidelity Rydberg quantum simulator. Nature 622, 273–278 (2023).
pubmed: 37821592
pmcid: 10567575
Madjarov, I. S. et al. High-fidelity entanglement and detection of alkaline-earth Rydberg atoms. Nat. Phys. 16, 857–861 (2020).
Taichenachev, A. V. et al. Magnetic field-induced spectroscopy of forbidden optical transitions with application to lattice-based optical atomic clocks. Phys. Rev. Lett. 96, 083001 (2006).
pubmed: 16606175
Hein, M., Eisert, J. & Briegel, H. J. Multiparty entanglement in graph states. Phys. Rev. A 69, 062311 (2004).
Zeiher, J. et al. Microscopic characterization of scalable coherent Rydberg superatoms. Phys. Rev. X 5, 031015 (2015).
Bernien, H. et al. Probing many-body dynamics on a 51-atom quantum simulator. Nature 551, 579–584 (2017).
pubmed: 29189778
Khaneja, N., Reiss, T., Kehlet, C., Schulte-Herbrüggen, T. & Glaser, S. J. Optimal control of coupled spin dynamics: design of NMR pulse sequences by gradient ascent algorithms. J. Magn. Reson. 172, 296–305 (2005).
pubmed: 15649756
Löw, R. et al. An experimental and theoretical guide to strongly interacting Rydberg gases. J. Phys. B. 45, 113001 (2012).
Derevianko, A., Kómár, P., Topcu, T., Kroeze, R. M. & Lukin, M. D. Effects of molecular resonances on Rydberg blockade. Phys. Rev. A 92, 063419 (2015).
Young, A. W. et al. An atomic boson sampler. Nature 629, 311–316 (2024).
pubmed: 38720040
Jandura, S., Thompson, J. D. & Pupillo, G. Optimizing Rydberg gates for logical-qubit performance. PRX Quantum 4, 020336 (2023).
Demkowicz-Dobrzański, R., Jarzyna, M. & Kołodyński, J. in Progress in Optics (ed. Wolf, E.) 345–435 (Elsevier, 2015).
Rosenband, T. & Leibrandt, D. R. Exponential scaling of clock stability with atom number. Preprint at https://arxiv.org/abs/1303.6357 (2013).
Borregaard, J. & Sørensen, A. S. Efficient atomic clocks operated with several atomic ensembles. Phys. Rev. Lett. 111, 090802 (2013).
pubmed: 24033017
Macieszczak, K., Fraas, M. & Demkowicz-Dobrzański, R. Bayesian quantum frequency estimation in presence of collective dephasing. New J. Phys. 16, 113002 (2014).
Jarzyna, M. & Demkowicz-Dobrzański, R. True precision limits in quantum metrology. New J. Phys. 17, 013010 (2015).
Górecki, W., Demkowicz-Dobrzański, R., Wiseman, H. M. & Berry, D. W. π-corrected Heisenberg limit. Phys. Rev. Lett. 124, 030501 (2020).
pubmed: 32031843
Zheng, X., Dolde, J. & Kolkowitz, S. Reducing the instability of an optical lattice clock using multiple atomic ensembles. Phys. Rev. X 14, 011006 (2024).