Evidence map›Paper›PMID 33546484›Full record

ArticleMicromachines2021

Generation and Dynamics of Janus Droplets in Shear-Thinning Fluid Flow in a Double Y-Type Microchannel.

Fan Bai, Hongna Zhang, Xiaobin Li, Fengchen Li, Sang Woo Joo

Abstract read
In one paragraph

Article in Micromachines, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. New 3D Spiral Microfluidic Platform Tested for FeMolecules (Basel, Switzerland) · 2025
    Article
  2. Regulating Monodispersity by Controlling Droplet Spacing.Langmuir : the ACS journal of surfaces and colloids · 2024
    Article
  3. Article
  4. A Review of Microfluidic Experimental Designs for Nanoparticle Synthesis.International journal of molecular sciences · 2022
    Review
  5. Article
  6. 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

5 authors.

Fan BaiSchool of Mechanical Engineering, Tianjin University, Tianjin 300072, China.ORCID 0000-0002-1080-5596
Hongna ZhangSchool of Mechanical Engineering, Tianjin University, Tianjin 300072, China.
Xiaobin LiSchool of Mechanical Engineering, Tianjin University, Tianjin 300072, China.
Fengchen LiSchool of Mechanical Engineering, Tianjin University, Tianjin 300072, China.
Sang Woo JooSchool of Mechanical Engineering, Yeungnam University, Gyeongsan 38541, Korea.

Funding

the National Natural Science Foundation of China NSFC-51976238the National Research Foundation of Korea NRF-2018R1A2B3001246
6 · The paper itself

Abstract

Droplets composed of two different materials, or Janus droplets, have diverse applications, including microfluidic digital laboratory systems, DNA chips, and self-assembly systems. A three-dimensional computational study of Janus droplet formation in a double Y-type microfluidic device filled with a shear-thinning fluid is performed by using the multiphaseInterDyMFoam solver of the OpenFOAM, based on a finite-volume method. The bi-phase volume-of-fluid method is adopted to track the interface with an adaptive dynamic mesh refinement for moving interfaces. The formation of Janus droplets in the shear-thinning fluid is characterized in five different states of tubbing, jetting, intermediate, dripping and unstable dripping in a multiphase microsystem under various flow conditions. The formation mechanism of Janus droplets is understood by analyzing the influencing factors, including the flow rates of the continuous phase and of the dispersed phase, surface tension, and non-Newtonian rheological parameters. Studies have found that the formation of the Janus droplets and their sizes are related to the flow rate at the inlet under low capillary numbers. The rheological parameters of shear-thinning fluid have a significant impact on the size of Janus droplets and their formation mechanism. As the apparent viscosity increases, the frequency of Janus droplet formation increases, while the droplet volume decreases. Compared with Newtonian fluid, the Janus droplet is more readily generated in shear-thinning fluid due to the interlay of diminishing viscous force, surface tension, and pressure drop.

Indexed as

adaptive dynamic mesh refinementJanus dropletmicrofluidicsOpenFOAMshear-thinning fluidvolume of fluid method

Identifiers

PMID33546484
PMCPMC7913643

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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.