Evidence map›Paper›PMID 32518282›Full record

ArticleScientific reports2020

Density Scaling Based Detection of Thermodynamic Regions of Complex Intermolecular Interactions Characterizing Supramolecular Structures.

Sebastian Pawlus, Andrzej Grzybowski, Sławomir Kołodziej, Michał Wikarek, Marzena Dzida, Paweł Góralski, Scott Bair, Marian Paluch

Abstract read
In one paragraph

Article in Scientific reports, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
  2. Article
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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

8 authors.

Sebastian PawlusAugust Chełkowski Institute of Physics, University of Silesia in Katowice, ul. 75 Pułku Piechoty 1, 41-500, Chorzów, Poland. sebastian.pawlus@us.edu.pl.
Andrzej GrzybowskiAugust Chełkowski Institute of Physics, University of Silesia in Katowice, ul. 75 Pułku Piechoty 1, 41-500, Chorzów, Poland.
Sławomir KołodziejInstitute of Materials Science, University of Silesia in Katowice, ul. 75 Pułku Piechoty 1, 41-500, Chorzów, Poland.
Michał WikarekAugust Chełkowski Institute of Physics, University of Silesia in Katowice, ul. 75 Pułku Piechoty 1, 41-500, Chorzów, Poland.
Marzena DzidaInstitute of Chemistry, University of Silesia in Katowice, ul. Szkolna 9, 40-006, Katowice, Poland.
Paweł GóralskiDepartment of Physical Chemistry, Faculty of Chemistry, University of Lodz, ul. Pomorska 163/165, 90-236, Łódź, Poland.
Scott BairGeorge W. Woodruff School of Mechanical Engineering, Atlanta, GA, 30332-0405, USA.
Marian PaluchAugust Chełkowski Institute of Physics, University of Silesia in Katowice, ul. 75 Pułku Piechoty 1, 41-500, Chorzów, Poland.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this paper, applying the density scaling idea to an associated liquid 4-methyl-2-pentanol used as an example, we identify different pressure-volume-temperature ranges within which molecular dynamics is dominated by either complex H-bonded networks most probably leading to supramolecular structures or non-specific intermolecular interactions like van der Waals forces. In this way, we show that the density scaling law for molecular dynamics near the glass transition provides a sensitive tool to detect thermodynamic regions characterized by intermolecular interactions of different type and complexity for a given material in the wide pressure-volume-temperature domain even if its typical form with constant scaling exponent is not obeyed. Moreover, we quantify the observed decoupling between dielectric and mechanical relaxations of the material in the density scaling regime. The suggested methods of analyses and their interpretations open new prospects for formulating models based on proper effective intermolecular potentials describing physicochemical phenomena near the glass transition.

Identifiers

PMID32518282
PMCPMC7283260

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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.