Evidence map›Paper›PMID 31172029›Full record

ArticleScience advances2019

A unified picture of the covalent bond within quantum-accurate force fields: From organic molecules to metallic complexes' reactivity.

Alessandro Lunghi, Stefano Sanvito

Abstract read
In one paragraph

Article in Science advances, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing 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

10 citing papers in PubMed.

  1. Article
  2. Article
  3. Machine-Learning-Assisted Construction of Ternary Convex Hull Diagrams.Journal of chemical information and modeling · 2024
    Article
  4. Article
  5. Stiffness and Atomic-Scale Friction in Superlubricant MoSThe journal of physical chemistry letters · 2023
    Article
  6. Review
  7. Article
  8. "Dividing and Conquering" and "Caching" in Molecular Modeling.International journal of molecular sciences · 2021
    Review
  9. Review
  10. 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.

Alessandro LunghiSchool of Physics and CRANN Institute, Trinity College, Dublin 2, Ireland.ORCID 0000-0002-1948-4434
Stefano SanvitoSchool of Physics and CRANN Institute, Trinity College, Dublin 2, Ireland.ORCID 0000-0002-0291-715X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Computational studies of chemical processes taking place over extended size and time scales are inaccessible by electronic structure theories and can be tackled only by atomistic models such as force fields. These have evolved over the years to describe the most diverse systems. However, as we improve the performance of a force field for a particular physical/chemical situation, we are also moving away from a unified description. Here, we demonstrate that a unified picture of the covalent bond is achievable within the framework of machine learning-based force fields. Ridge regression, together with a representation of the atomic environment in terms of bispectrum components, can be used to map a general potential energy surface for molecular systems at chemical accuracy. This protocol sets the ground for the generation of an accurate and universal class of potentials for both organic and organometallic compounds with no specific assumptions on the chemistry involved.

Identifiers

PMID31172029
PMCPMC6544456

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LicenceCC BY-NC
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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.