Evidence map›Paper›PMID 33380738›Full record

ArticleScientific reports2020

Wettability control of polymeric microstructures replicated from laser-patterned stamps.

Yangxi Fu, Marcos Soldera, Wei Wang, Stephan Milles, Kangfa Deng, Bogdan Voisiat, Kornelius Nielsch, Andrés Fabián Lasagni

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 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

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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.

Yangxi FuInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany.
Marcos SolderaInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany. marcos.soldera@mailbox.tu-dresden.de.
Wei WangInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany.
Stephan MillesInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany.
Kangfa DengInstitute for Metallic Materials, IFW Dresden, Helmholtzstr. 20, 01069, Dresden, Germany.
Bogdan VoisiatInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany.
Kornelius NielschInstitute for Metallic Materials, IFW Dresden, Helmholtzstr. 20, 01069, Dresden, Germany.
Andrés Fabián LasagniInstitut Für Fertigungstechnik, Technische Universität Dresden, George-Bähr-Str. 3c, 01069, Dresden, Germany.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In this study, two-step approaches to fabricate periodic microstructures on polyethylene terephthalate (PET) and poly(methyl methacrylate) (PMMA) substrates are presented to control the wettability of polymeric surfaces. Micropillar arrays with periods between 1.6 and 4.6 µm are patterned by plate-to-plate hot embossing using chromium stamps structured by four-beam Direct Laser Interference Patterning (DLIP). By varying the laser parameters, the shape, spatial period, and structure height of the laser-induced topography on Cr stamps are controlled. After that, the wettability properties, namely the static, advancing/receding contact angles (CAs), and contact angle hysteresis were characterized on the patterned PET and PMMA surfaces. The results indicate that the micropillar arrays induced a hydrophobic state in both polymers with CAs up to 140° in the case of PET, without modifying the surface chemistry. However, the structured surfaces show high adhesion to water, as the droplets stick to the surfaces and do not roll down even upon turning the substrates upside down. To investigate the wetting state on the structured polymers, theoretical CAs predicted by Wenzel and Cassie-Baxter models for selected structured samples with different topographical characteristics are also calculated and compared with the experimental data.

Identifiers

PMID33380738
PMCPMC7773741

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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.