Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Precipitate Formation and Particle Size Control

Precipitate Formation and Particle Size Control

In precipitation gravimetry, the precipitating agent should react specifically or selectively with the analyte. While a specific reagent reacts with the analyte alone, a selective reagent can react with a limited number of chemical species.
The obtained precipitate should be either a pure substance of known composition or easily converted to one by a simple process, such as ignition or drying. In addition, the precipitate should be insoluble and easily filterable. In general, filterability...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Heat treatment influences adsorption of potato protein at the oil-water interface and emulsion droplet stability at short timescales.

Journal of colloid and interface science·2026

Same author

Mechanical characterization of elastic edible films with single, crosslinked and interpenetrating biopolymer networks using combined uniaxial and biaxial analysis.

Current research in food science·2026

Same author

Interfacial properties of dry-fractionated lentil protein concentrates and their water-extracted soluble and insoluble fractions as affected by pH.

Food research international (Ottawa, Ont.)·2026

Same author

Structure-functionality impact of heat treatment on the interfacial adsorption of whey proteins at millisecond time scales.

Journal of colloid and interface science·2026

Same author

Size- and density-dependent gastric emptying of emulsion-alginate beads for tailored <i>in vitro</i> intestinal lipolysis.

Current research in food science·2026

Same author

Unifying lipolysis under intestinal INFOGEST conditions by total surface area and coalescence.

Food & function·2025

Same journal

Tunable self-assembling cellular microarray for single-neutrophil vital and suicidal extracellular traps.

Lab on a chip·2026

Same journal

Precise programmable tumor cell subpopulation sorting <i>via</i> an electromagnetic microfluidic platform.

Lab on a chip·2026

Same journal

Bridging dimensions: combining one- and two-photon 3D printing for microfluidic device fabrication.

Lab on a chip·2026

Same journal

Microfluidic rare cell analysis beyond counting: workflow design from enrichment to multi-omics.

Lab on a chip·2026

Same journal

A sperm racetrack to separate sperm by swim speed.

Lab on a chip·2026

Same journal

Controlled encapsulation and droplet size prediction in two-step microfluidic double emulsions.

Lab on a chip·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jun 18, 2026

Double Emulsion Generation Using a Polydimethylsiloxane (PDMS) Co-axial Flow Focus Device

Double Emulsion Generation Using a Polydimethylsiloxane (PDMS) Co-axial Flow Focus Device

Published on: December 25, 2015

Parallelized edge-based droplet generation (EDGE) devices.

Koen van Dijke¹, Gert Veldhuis, Karin Schroën

¹Food Process Engineering Group, Wageningen University, Wageningen, The Netherlands.

|December 8, 2009

Summary

This summary is machine-generated.

This study introduces a novel edge-based droplet generation mechanism capable of producing numerous uniform droplets simultaneously. This scalable and robust EDGE technology simplifies microfluidic droplet production for various applications.

More Related Videos

Bilayer Microfluidic Device for Combinatorial Plug Production

Bilayer Microfluidic Device for Combinatorial Plug Production

Published on: December 1, 2023

Glass-Based Devices to Generate Drops and Emulsions

Glass-Based Devices to Generate Drops and Emulsions

Published on: April 5, 2022

Related Experiment Videos

Last Updated: Jun 18, 2026

Double Emulsion Generation Using a Polydimethylsiloxane (PDMS) Co-axial Flow Focus Device

Double Emulsion Generation Using a Polydimethylsiloxane (PDMS) Co-axial Flow Focus Device

Published on: December 25, 2015

Bilayer Microfluidic Device for Combinatorial Plug Production

Bilayer Microfluidic Device for Combinatorial Plug Production

Published on: December 1, 2023

Glass-Based Devices to Generate Drops and Emulsions

Glass-Based Devices to Generate Drops and Emulsions

Published on: April 5, 2022

Area of Science:

Microfluidics
Materials Science
Chemical Engineering

Background:

Existing droplet generation methods often face limitations in scalability and simultaneous production of uniform droplets.
There is a need for robust and easily operable microfluidic devices for high-throughput applications.

Purpose of the Study:

To report on three parallelized designs of a new edge-based droplet generation mechanism.
To demonstrate the simultaneous production of equally sized droplets at a single formation unit.
To assess the scalability and robustness of the developed EDGE devices.

Main Methods:

Development of three parallelized designs for an edge-based droplet generation mechanism.
Controlled oil inlet pressure to regulate droplet formation.
Characterization of droplet size and uniformity using microscopy and image analysis.

Main Results:

The EDGE mechanism produces numerous equally sized droplets simultaneously from a single unit.
With a typical nozzle depth of 1.2 microm, mean droplet diameter is 7.5 microm with a coefficient of variation below 10%.
Scalability is achieved by increasing unit length, and stable monodisperse droplet formation is possible within an extended pressure range.

Conclusions:

The EDGE devices offer a simple, robust, and scalable solution for massive microfluidic droplet production.
The technology is suitable for high-throughput applications requiring uniform droplet generation.
The straightforward operation and design facilitate widespread adoption in microfluidic research and industry.