Evidence map›Paper›PMID 32967263›Full record

ArticleMaterials (Basel, Switzerland)2020

THz Fingerprints of Cement-Based Materials.

Jorge S Dolado, Guido Goracci, Eduardo Duque, Pavel Martauz, Yibing Zuo, Guang Ye

Abstract read
In one paragraph

Article in Materials (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Review
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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

6 authors.

Jorge S DoladoCentro de Física de Materiales, CSIC-UPV/EHU, Paseo Manuel de Lardizabal 5, 20018 Donostia/San Sebastián, Spain.ORCID 0000-0003-3686-1438
Guido GoracciCentro de Física de Materiales, CSIC-UPV/EHU, Paseo Manuel de Lardizabal 5, 20018 Donostia/San Sebastián, Spain.
Eduardo DuqueDonostia International Physics Center (DIPC), Paseo Manuel de Lardizabal 4, 20018 Donostia/San Sebastián, Spain.ORCID 0000-0002-1890-4687
Pavel MartauzPovazska Cementaren a.s., Ladce, 01863 Ladce, Slovakia.
Yibing ZuoMicrolab, Section Materials and Environment, Faculty of Civil Engineering and Geosciences, Delft University of Technology (TU DELFT), Stevinweg 1, 2628 CN Delft, The Netherlands.
Guang YeMicrolab, Section Materials and Environment, Faculty of Civil Engineering and Geosciences, Delft University of Technology (TU DELFT), Stevinweg 1, 2628 CN Delft, The Netherlands.ORCID 0000-0001-8566-3863

Funding

Basque Goverment UPV/EHU IT1246-19Spanish Ministry of Science, Innovation and Universities PCI2019-103657Spanish Ministry of Science, Innovation and Universities RTI2018-098554-B-I00
6 · The paper itself

Abstract

To find materials with an appropriate response to THz radiation is key for the incoming THz technology revolution. Unfortunately, this region of the electromagnetic spectra remains largely unexplored in most materials. The present work aims at unveiling the most significant THz fingerprints of cement-based materials. To this end transmission experiments have been carried out over Ordinary Portland Cement (OPC) and geopolymer (GEO) binder cement pastes in combination with atomistic simulations. These simulations have calculated for the first time, the dielectric response of C-S-H and N-A-S-H gels, the most important hydration products of OPC and GEO cement pastes respectively. Interestingly both the experiments and simulations reveal that both varieties of cement pastes exhibit three main characteristic peaks at frequencies around ~0.6 THz, ~1.05 THz and ~1.35 THz, whose origin is governed by the complex dynamic of their water content, and two extra signals at ~1.95 THz and ~2.75 THz which are likely related to modes involving floppy parts of the dried skeleton.

Indexed as

atomistic modellingcementitious structureTHz characterization

Identifiers

PMID32967263
PMCPMC7560472

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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.