Glass Microfluidics
Glass Microfluidics - Related Videos
10:35
Studies of Bacterial Chemotaxis Using Microfluidics - Interview
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Cited by 1 •
2007
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The Looking Glass Self
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2025
The concept of the looking-glass self describes how an individual's self-concept is shaped by their perception of how others see them. This psychological theory, first introduced by sociologist Charles Horton Cooley in 1902, posits that self-identity emerges in a social context and is influenced by the judgments—real or imagined—of others.Research suggests that individuals frequently overestimate how positively others perceive them. This is particularly evident in physical self-perception,...
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Multi-step Variable Height Photolithography for Valved Multilayer Microfluidic Devices
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Cited by 26 •
2017
Multilayer microfluidic devices often involve the fabrication of master molds with complex geometries for functionality. This article presents a complete protocol for multi-step photolithography with valves and variable height features tunable to any application. As a demonstration, we fabricate a microfluidic droplet generator capable of producing hydrogel beads.
05:41
Applying Microfluidics to Electrophysiology
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Cited by 1 •
2007
Microfluidics can be integrated with standard electrophysiology techniques to allow new experimental modalities. Specifically, the motivation for the ...
03:38
Preparation of a Microfluidic Plate with Bacterial Cells
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2025
Source: Sutlief, A. L., et al. Live Cell Analysis of Shear Stress on Pseudomonas aeruginosa Using an Automated Higher-Throughput Microfluidic System. J. Vis. Exp. (2019).This video demonstrates the preparation of a microfluidic plate for shear stress studies in bacterial cultures. After priming the channels with media, bacterial cells are introduced into the experimental channel and incubated for attachment. Residual media and culture are removed to prepare the system for subsequent shear...
FAQs
These forces move liquids through patterned microscale channels in different ways. Pressure-driven flow uses an applied pressure difference, capillary action draws liquid through the channel, and electrokinetic forces move fluid under an electrical influence. Selecting among them allows engineers to match fluid transport with the device design, sample characteristics, and intended analytical or handling function.
Glass surfaces support controlled electroosmotic flow, an electrically influenced liquid movement that can transport fluids through microscale channels. This surface behavior is especially relevant when precise fluid guidance is needed without relying only on external pressure. In engineering designs, controlling the glass-liquid interface helps determine how samples and reagents move through integrated microsystems.
Precisely patterned channels establish the routes and spaces through which very small liquid volumes travel, making dimensional control important for consistent operation. Glass also contributes chemical resistance and dimensional stability, so the channel structure can maintain its intended characteristics during use. Together, these properties support reliable transport, reactions, separations, and measurements.
A glass microfluidic platform can combine patterned channels with flow control and optical access to coordinate multiple tasks. The same microscale network may support rapid mixing, separation, chemical reactions, cell handling, and analytical measurements. Integrating these functions reduces the need for separate handling stages while preserving compatibility with optical detection.
Engineers may choose this approach when a device must handle very small liquid volumes while supporting rapid processing and measurement. Glass is particularly useful when chemical resistance, dimensional stability, and optical transparency matter. These characteristics make the platform relevant to lab-on-a-chip devices, biomedical analysis, and integrated microsystems that combine fluid handling with detection.
Optical transparency allows measurements to be made through or around the microscale device while fluids are transported, mixed, separated, or reacted. This compatibility supports analytical measurements without removing the sample from the integrated platform. In engineering research, it helps connect channel operations with direct observation or analysis in lab-on-a-chip and biomedical systems.