Evidence map›Paper›PMID 38276585›Full record

ArticleMolecules (Basel, Switzerland)2024

Eclipsed and Twisted Excimers of Pyrene and 2-Azapyrene: How Nitrogen Substitution Impacts Excimer Emission.

Yasi Dai, Filippo Rambaldi, Fabrizia Negri

Abstract read
In one paragraph

Article in Molecules (Basel, Switzerland), 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. Steric Control of Molecular Packing Governs Excimer Emission in Fluorene-Based Molecular Solids.Chemistry of materials : a publication of the American Chemical Society · 2026
    Article
  2. On the Potential Energy Surface of the Pyrene Dimer.International journal of molecular sciences · 2024
    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

3 authors.

Yasi DaiDepartment of Chemistry "Giacomo Ciamician", University of Bologna, 40126 Bologna, Italy.ORCID 0000-0002-4508-7547
Filippo RambaldiDepartment of Chemistry "Giacomo Ciamician", University of Bologna, 40126 Bologna, Italy.
Fabrizia NegriDepartment of Chemistry "Giacomo Ciamician", University of Bologna, 40126 Bologna, Italy.ORCID 0000-0002-0359-0128

Funding

European Union Next Generation EU under the Italian National Recovery and Resilience Plan (PNRR M4C2, Investimento 1.4) J33C22001170001
6 · The paper itself

Abstract

Due to their unique photophysical and electronic properties, pyrene and its analogues have been the subject of extensive research in recent decades. The propensity of pyrene and its derivatives to form excimers has found wide application in various fields. Nitrogen-substituted pyrene derivatives display similar photophysical properties, but for them, excimer emission has not been reported to date. Here, we use time-dependent density functional theory (TD-DFT) calculations to investigate the low-lying exciton states of dimers of pyrene and 2-azapyrene. The excimer equilibrium structures are determined and the contribution of charge transfer (

Indexed as

2-azapyrenecharge transfer statesdiabatizationexcimerexciton statesFrenkel excitonspolycyclic aromatic hydrocarbonspyreneTD-DFT

Identifiers

PMID38276585
PMCPMC11154402

What OpenQuestion holds

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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.