Evidence map›Paper›PMID 34264251›Full record

ArticlePhysical chemistry chemical physics : PCCP2021

Bicolour fluorescent molecular sensors for cations: design and experimental validation.

Zoraida Freixa, Iván Rivilla, Francesc Monrabal, Juan J Gómez-Cadenas, Fernando P Cossío

Abstract read
In one paragraph

Article in Physical chemistry chemical physics : PCCP, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

  1. A journey to ITACA: Ion Tracking with Ammonium Cations Apparatus.The European physical journal. C, Particles and fields · 2026
    Article
  2. Article
  3. On the aromaticity and photophysics of 1-arylbenzo[Beilstein journal of organic chemistry · 2025
    Article
  4. A PET Fluorescent Probe for Dynamic PdMolecules (Basel, Switzerland) · 2023
    Article
  5. 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

5 authors.

Zoraida FreixaIkerbasque, Basque Foundation for Science, 48009 Bilbao, Spain. zoraida_freixa@ehu.eus and Department of Applied Chemistry, Faculty of Chemistry, University of the Basque Country (UPV/EHU), 20018 San Sebastián/Donostia, Spain.ORCID http://orcid.org/0000-0002-2044-2725
Iván RivillaIkerbasque, Basque Foundation for Science, 48009 Bilbao, Spain. zoraida_freixa@ehu.eus and Donostia International Physics Center (DIPC), 20018 San Sebastián/Donostia, Spain.ORCID http://orcid.org/0000-0003-1984-7183
Francesc MonrabalIkerbasque, Basque Foundation for Science, 48009 Bilbao, Spain. zoraida_freixa@ehu.eus and Donostia International Physics Center (DIPC), 20018 San Sebastián/Donostia, Spain.ORCID http://orcid.org/0000-0002-4047-5620
Juan J Gómez-CadenasIkerbasque, Basque Foundation for Science, 48009 Bilbao, Spain. zoraida_freixa@ehu.eus and Donostia International Physics Center (DIPC), 20018 San Sebastián/Donostia, Spain.ORCID http://orcid.org/0000-0002-8224-7714
Fernando P CossíoDonostia International Physics Center (DIPC), 20018 San Sebastián/Donostia, Spain and Department of Organic Chemistry I, Faculty of Chemistry, University of the Basque Country (UPV/EHU), 20018 San Sebastián/Donostia, Spain.ORCID http://orcid.org/0000-0002-4526-2122

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Molecular entities whose fluorescence spectra are different when they bind metal cations are termed bicolour fluorescent molecular sensors. The basic design criteria of this kind of compound are presented and the different fluorescent responses are discussed in terms of their chemical behaviour and electronic features. These latter elements include intramolecular charge transfer (ICT), formation of intramolecular and intermolecular excimer/exciplex complexes and Förster resonance energy transfer (FRET). Changes in the electronic properties of the fluorophore based on the decoupling between its constitutive units upon metal binding are also discussed. The possibility of generating fluorescent bicolour indicators that can capture metal cations in the gas phase and at solid-gas interfaces is also discussed.

Identifiers

PMID34264251
PMCPMC8317197

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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.