Evidence map›Paper›PMID 38589542›Full record

ArticleNature materials2024

Solution-phase sample-averaged single-particle spectroscopy of quantum emitters with femtosecond resolution.

Jiaojian Shi, Yuejun Shen, Feng Pan, Weiwei Sun, Anudeep Mangu, Cindy Shi, Amy McKeown-Green, Parivash Moradifar, Moungi G Bawendi, W E Moerner and 3 more

Abstract read
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In one paragraph

Article in Nature materials, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

13 authors.

Jiaojian Shi *Department of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID http://orcid.org/0000-0002-1703-6363
Yuejun Shen *Department of Materials Science and Engineering, Stanford University, Stanford, CA, USA.
Feng Pan *Department of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID http://orcid.org/0000-0002-0262-5843
Weiwei SunDepartment of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, USA.
Anudeep ManguDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID http://orcid.org/0000-0002-5596-8348
Cindy ShiDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.
Amy McKeown-GreenDepartment of Chemistry, Stanford University, Stanford, CA, USA.
Parivash MoradifarDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.
Moungi G BawendiDepartment of Chemistry, Massachusetts Institute of Technology, Cambridge, MA, USA.ORCID http://orcid.org/0000-0003-2220-4365
W E MoernerDepartment of Chemistry, Stanford University, Stanford, CA, USA.
Jennifer A DionneDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA.ORCID http://orcid.org/0000-0001-5287-4357
Fang LiuDepartment of Chemistry, Stanford University, Stanford, CA, USA.ORCID http://orcid.org/0000-0002-1467-8328
Aaron M LindenbergDepartment of Materials Science and Engineering, Stanford University, Stanford, CA, USA. aaronl@stanford.edu.ORCID http://orcid.org/0000-0003-3233-7161

Funding

DOE | Office of Science (SC) DE-AC02-76SF00515United States Department of Defense | United States Navy | Office of Naval Research (ONR) OSA00000256U.S. Department of Energy (DOE) DE-AC02-76SF00515U.S. Department of Energy (DOE) DE-SC0021650
6 · The paper itself

Abstract

The development of many quantum optical technologies depends on the availability of single quantum emitters with near-perfect coherence. Systematic improvement is limited by a lack of understanding of the microscopic energy flow at the single-emitter level and ultrafast timescales. Here we utilize a combination of fluorescence correlation spectroscopy and ultrafast spectroscopy to capture the sample-averaged dynamics of defects with single-particle sensitivity. We employ this approach to study heterogeneous emitters in two-dimensional hexagonal boron nitride. From milliseconds to nanoseconds, the translational, shelving, rotational and antibunching features are disentangled in time, which quantifies the normalized two-photon emission quantum yield. Leveraging the femtosecond resolution of this technique, we visualize electron-phonon coupling and discover the acceleration of polaronic formation on multi-electron excitation. Corroborated with theory, this translates to the photon fidelity characterization of cascaded emission efficiency and decoherence time. Our work provides a framework for ultrafast spectroscopy in heterogeneous emitters, opening new avenues of extreme-scale characterization for quantum applications.

Identifiers

PMID38589542

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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.