Evidence map›Paper›PMID 25985206›Full record

ArticlePloS one2015

Effect of heat-pressing temperature and holding time on the microstructure and flexural strength of lithium disilicate glass-ceramics.

Fu Wang, Zhiguo Chai, Zaixi Deng, Jing Gao, Hui Wang, Jihua Chen

Erratum issuedAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

5 citing papers in PubMed.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors.

Fu WangState Key Laboratory of Medical Stomatology, Department of Prosthodontics, 2; Department of Dental Technical Laboratory, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.
Zhiguo ChaiState Key Laboratory of Medical Stomatology, Department of Prosthodontics, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.
Zaixi DengState Key Laboratory of Medical Stomatology, Department of Dental Technical Laboratory, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.
Jing GaoState Key Laboratory of Medical Stomatology, Department of Prosthodontics, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.
Hui WangState Key Laboratory of Medical Stomatology, Department of Prosthodontics, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.
Jihua ChenState Key Laboratory of Medical Stomatology, Department of Prosthodontics, School of Stomatology, Fourth Military Medical University, Xi'an, PR China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The present study aimed to evaluate the influence of various heat-pressing procedures (different holding time and heat pressing temperature) on the microstructure and flexural strength of lithium disilicate glass ceramic. An experimental lithium silicate glass ceramic (ELDC) was prepared from the SiO2-Li2O-K2O-Al2O3-ZrO2-P2O5 system and heat-pressed following different procedures by varying temperature and holding time. The flexural strength was tested and microstructure was analyzed. The relationships between the microstructure, mechanical properties and heat-pressing procedures were discussed in-depth. Results verified the feasibility of the application of dental heat-pressing technique in processing the experimental lithium disilicate glass ceramic. Different heat-pressing procedures showed significant influence on microstructure and flexural strength. ELDC heat-pressed at 950℃ with holding time of 15 min achieved an almost pore-free microstructure and the highest flexural strength, which was suitable for dental restorative application.

Indexed as

Hot TemperatureCeramicsDental PorcelainMicroscopy, Electron, ScanningSurface PropertiesTime FactorsX-Ray DiffractionDental PorcelainGlass ceramicslithia disilicate

Identifiers

PMID25985206
PMCPMC4436011

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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.