Evidence map›Paper›PMID 30643136›Full record

ArticleNature communications2019

Controlling the fluorescence and room-temperature phosphorescence behaviour of carbon nanodots with inorganic crystalline nanocomposites.

David C Green, Mark A Holden, Mark A Levenstein, Shuheng Zhang, Benjamin R G Johnson, Julia Gala de Pablo, Andrew Ward, Stanley W Botchway, Fiona C Meldrum

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers.

0numbers the graph read from it
0cells of the map it votes in
29citing 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

29 citing papers in PubMed.

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  14. Positively Charged Additives Facilitate Incorporation in Inorganic Single Crystals.Chemistry of materials : a publication of the American Chemical Society · 2022
    Article
  15. Article
  16. Article
  17. Review
  18. Article
  19. Article
  20. Fluorescent Carbon Dots: Fantastic Electroluminescent Materials for Light-Emitting Diodes.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2021
    Review
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

9 authors.

David C GreenSchool of Chemistry, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, UK. D.C.Green@leeds.ac.uk.
Mark A HoldenSchool of Chemistry, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, UK.ORCID http://orcid.org/0000-0003-3060-7615
Mark A LevensteinSchool of Chemistry, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, UK.ORCID http://orcid.org/0000-0002-2309-3743
Shuheng ZhangSchool of Chemistry, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, UK.
Benjamin R G JohnsonSchool of Physics and Astronomy, University of Leeds, Leeds, LS2 9JT, UK.
Julia Gala de PabloSchool of Physics and Astronomy, University of Leeds, Leeds, LS2 9JT, UK.
Andrew WardCentral Laser Facility, Science and Technology Facilities Council, Research Complex at Harwell, Rutherford Appleton Laboratory, Didcot, OX11 0QX, UK.
Stanley W BotchwayCentral Laser Facility, Science and Technology Facilities Council, Research Complex at Harwell, Rutherford Appleton Laboratory, Didcot, OX11 0QX, UK.
Fiona C MeldrumSchool of Chemistry, University of Leeds, Woodhouse Lane, Leeds, LS2 9JT, UK. F.Meldrum@leeds.ac.uk.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

There is a significant drive to identify alternative materials that exhibit room temperature phosphorescence for technologies including bio-imaging, photodynamic therapy and organic light-emitting diodes. Ideally, these materials should be non-toxic and cheap, and it will be possible to control their photoluminescent properties. This was achieved here by embedding carbon nanodots within crystalline particles of alkaline earth carbonates, sulphates and oxalates. The resultant nanocomposites are luminescent and exhibit a bright, sub-second lifetime afterglow. Importantly, the excited state lifetimes, and steady-state and afterglow colours can all be systematically controlled by varying the cations and anions in the host inorganic phase, due to the influence of the cation size and material density on emissive and non-emissive electronic transitions. This simple strategy provides a flexible route for generating materials with specific, phosphorescent properties and is an exciting alternative to approaches relying on the synthesis of custom-made luminescent organic molecules.

Identifiers

PMID30643136
PMCPMC6331607

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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.