Evidence map›Paper›PMID 39406722›Full record

ArticleNature communications2024

Snapshotting quantum dynamics at multiple time points.

Pengfei Wang, Hyukjoon Kwon, Chun-Yang Luan, Wentao Chen, Mu Qiao, Zinan Zhou, Kaizhao Wang, M S Kim, Kihwan Kim

Erratum issuedAbstract read
In one paragraph

Article in Nature communications, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

1 citing paper in PubMed.

  1. Article
4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

9 authors.

Pengfei Wang *Beijing Academy of Quantum Information Sciences, Beijing, China.ORCID http://orcid.org/0000-0002-2660-2427
Hyukjoon Kwon *Korea Institute for Advanced Study, Seoul, Korea. hjkwon@kias.re.kr.ORCID http://orcid.org/0000-0001-5520-0905
Chun-Yang Luan *State Key Laboratory of Low Dimensional Quantum Physics, Department of Physics, Tsinghua University, Beijing, China.ORCID http://orcid.org/0000-0002-0443-4346
Wentao ChenState Key Laboratory of Low Dimensional Quantum Physics, Department of Physics, Tsinghua University, Beijing, China.
Mu QiaoState Key Laboratory of Low Dimensional Quantum Physics, Department of Physics, Tsinghua University, Beijing, China.
Zinan ZhouState Key Laboratory of Low Dimensional Quantum Physics, Department of Physics, Tsinghua University, Beijing, China.
Kaizhao WangState Key Laboratory of Low Dimensional Quantum Physics, Department of Physics, Tsinghua University, Beijing, China.
M S KimKorea Institute for Advanced Study, Seoul, Korea. m.kim@imperial.ac.uk.ORCID http://orcid.org/0000-0001-5543-5050
Kihwan KimBeijing Academy of Quantum Information Sciences, Beijing, China. kimkihwan@mail.tsinghua.edu.cn.ORCID http://orcid.org/0000-0003-0257-1707

Funding

National Natural Science Foundation of China (National Science Foundation of China) 11974200National Natural Science Foundation of China (National Science Foundation of China) 12304551National Natural Science Foundation of China (National Science Foundation of China) 92065205
6 · The paper itself

Abstract

Measurement-induced state disturbance is a major challenge in obtaining quantum statistics at multiple time points. We propose a method to extract dynamic information from a quantum system at intermediate time points, namely snapshotting quantum dynamics. To this end, we apply classical post-processing after performing the ancilla-assisted measurements to cancel out the impact of the measurements at each time point. Based on this, we reconstruct a multi-time quasi-probability distribution (QPD) that correctly recovers the probability distributions at the respective time points. Our approach can also be applied to simultaneously extract exponentially many correlation functions with various time-orderings. We provide a proof-of-principle experimental demonstration of the proposed protocol using a dual-species trapped-ion system by employing

Identifiers

PMID39406722
PMCPMC11480370

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.