Evidence map›Paper›PMID 34640040›Full record

ArticleMaterials (Basel, Switzerland)2021

The Variable Frequency Conductivity of Geopolymers during the Long Agieng Period.

Janusz Walter, Marimuthu Uthayakumar, Ponnambalam Balamurugan, Dariusz Mierzwiński

Abstract read
In one paragraph

Article in Materials (Basel, Switzerland), 2021. 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

4 authors.

Janusz WalterDepartment of Materials Engineering, Faculty of Materials Engineering and Physics, Tadeusz Kosciuszko Cracow University of Technology, 37 John Paul II Avenue, 31-864 Cracow, Poland.ORCID 0000-0003-4725-4393
Marimuthu UthayakumarFaculty of Mechanical Engineering, Kalasalingam Academy of Research and Education, Krishnankoil 626126, India.
Ponnambalam BalamuruganFaculty of Mechanical Engineering, Kalasalingam Academy of Research and Education, Krishnankoil 626126, India.
Dariusz MierzwińskiDepartment of Materials Engineering, Faculty of Materials Engineering and Physics, Tadeusz Kosciuszko Cracow University of Technology, 37 John Paul II Avenue, 31-864 Cracow, Poland.ORCID 0000-0003-2292-3546

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The variable frequency conductivity was applied to characterize the process of solidification of geopolymers based on fly ash with sand additives. XRD qualitative and quantitative analysis, porosity measurements, and sorption analysis of specific surface area were performed. The conductivity was correlated with porosity and specific surface area of geopolymer concretes. Both values of conductivity, real and imaginary parts, decreased during polymerization processing time. Characteristic maximum on graphs describing susceptance vs. frequency curve was observed. The frequency of this maximum depends on time of polymerization and ageing, and can also indicate porosity of material. Low-porous geopolymer concrete shows both low-conductivity values, and susceptance maximum frequency peak occurs more in the higher frequencies than in high-porous materials.

Indexed as

electro conductivitygeopolymerphysical sorption analysisporosityXRD

Identifiers

PMID34640040
PMCPMC8510076

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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.