Evidence map›Paper›PMID 35893163›Full record

ArticleMicromachines2022

Mechanical Force Acting on Ferrogel in a Non-Uniform Magnetic Field: Measurements and Modeling.

Felix A Blyakhman, Alexander P Safronov, Andrey Yu Zubarev, Grigory Yu Melnikov, Sergey Yu Sokolov, Aitor Larrañaga Varga, Galina V Kurlyandskaya

Abstract read
In one paragraph

Article in Micromachines, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing 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

2 citing papers in PubMed.

  1. Article
  2. Article
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

7 authors.

Felix A BlyakhmanDepartment of Biomedical Physics and Engineering, Ural State Medical University, Ekaterinburg 620028, Russia.ORCID 0000-0003-4434-2873
Alexander P SafronovInstitute of Natural Sciences and Mathematics, Ural Federal University, Ekaterinburg 620002, Russia.ORCID 0000-0002-0725-7015
Andrey Yu ZubarevInstitute of Natural Sciences and Mathematics, Ural Federal University, Ekaterinburg 620002, Russia.ORCID 0000-0001-5826-9852
Grigory Yu MelnikovInstitute of Natural Sciences and Mathematics, Ural Federal University, Ekaterinburg 620002, Russia.
Sergey Yu SokolovDepartment of Biomedical Physics and Engineering, Ural State Medical University, Ekaterinburg 620028, Russia.ORCID 0000-0002-7124-6185
Aitor Larrañaga VargaAdvanced Research Facilities (SGIKER), Basque Country University UPV/EHU, 48940 Leioa, Spain.
Galina V KurlyandskayaInstitute of Natural Sciences and Mathematics, Ural Federal University, Ekaterinburg 620002, Russia.ORCID 0000-0002-3712-1637

Funding

Ministry of Science and Higher Education of the Russian Federation FEUZ-2020-0051Russian Science Foundation 20-12-00031the Ministry of Health of the Russian Federation 121032300335-1
6 · The paper itself

Abstract

The development of magnetoactive microsystems for targeted drug delivery, magnetic biodetection, and replacement therapy is an important task of present day biomedical research. In this work, we experimentally studied the mechanical force acting in cylindrical ferrogel samples due to the application of a non-uniform magnetic field. A commercial microsystem is not available for this type of experimental study. Therefore, the original experimental setup for measuring the mechanical force on ferrogel in a non-uniform magnetic field was designed, calibrated, and tested. An external magnetic field was provided by an electromagnet. The maximum intensity at the surface of the electromagnet was 39.8 kA/m and it linearly decreased within 10 mm distance from the magnet. The Ferrogel samples were based on a double networking polymeric structure which included a chemical network of polyacrylamide and a physical network of natural polysaccharide guar. Magnetite particles, 0.25 micron in diameter, were embedded in the hydrogel structure, up to 24% by weight. The forces of attraction between an electromagnet and cylindrical ferrogel samples, 9 mm in height and 13 mm in diameter, increased with field intensity and the concentration of magnetic particles, and varied within 0.1-30 mN. The model provided a fair evaluation of the mechanical forces that emerged in ferrogel samples placed in a non-uniform magnetic field and proved to be useful for predicting the deformation of ferrogels in practical bioengineering applications.

Indexed as

attractive forcebiomedical applicationsbiomimetic materialsferrogelsmagnetic fieldmagnetic particlesmodeling

Identifiers

PMID35893163
PMCPMC9394417

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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.