Evidence map›Paper›PMID 36697680›Full record

ArticleCommunications chemistry2022

Global analysis of the energy landscapes of molecular crystal structures by applying the threshold algorithm.

Shiyue Yang, Graeme M Day

Abstract read
In one paragraph

Article in Communications chemistry, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing 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

17 citing papers in PubMed.

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  14. Experimental Confirmation of a Predicted Porous Hydrogen-Bonded Organic Framework.Angewandte Chemie (International ed. in English) · 2023
    Article
  15. Reducing overprediction of molecular crystal structures via threshold clustering.Proceedings of the National Academy of Sciences of the United States of America · 2023
    Article
  16. Article
  17. 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

2 authors.

Shiyue YangSchool of Chemistry, University of Southampton, Southampton, SO17 1BJ, UK.
Graeme M DaySchool of Chemistry, University of Southampton, Southampton, SO17 1BJ, UK. G.M.Day@soton.ac.uk.ORCID http://orcid.org/0000-0001-8396-2771

Funding

China Scholarship Council (CSC) 201706230229
6 · The paper itself

Abstract

Polymorphism in molecular crystals has important consequences for the control of materials properties and our understanding of crystallization. Computational methods, including crystal structure prediction, have provided important insight into polymorphism, but have usually been limited to assessing the relative energies of structures. We describe the implementation of the Monte Carlo threshold algorithm as a method to provide an estimate of the energy barriers separating crystal structures. By sampling the local energy minima accessible from multiple starting structures, the simulations yield a global picture of the crystal energy landscapes and provide valuable information on the depth of the energy minima associated with crystal structures. We present results from applying the threshold algorithm to four polymorphic organic molecular crystals, examine the influence of applying space group symmetry constraints during the simulations, and discuss the relationship between the structure of the energy landscape and the intermolecular interactions present in the crystals.

Identifiers

PMID36697680
PMCPMC9814927

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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.