Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Representing dental restoration materials in the oral health and disease ontology.

Journal of biomedical semantics·2026
Same author

Strain-driven enhancement of magnetic frustration in quantum spin-liquid TbInO<sub>3</sub>thin films.

Nanotechnology·2026
Same author

Q-optimised nanoelectromechanical diamond resonators.

Microsystems & nanoengineering·2026
Same author

Sub-optimal menstrual materials and vaginal microbiome disruption in women relying on sex for livelihood.

Frontiers in cellular and infection microbiology·2026
Same author

Integrated microfluidic device for rapid and accurate point-of-care detection of high-risk HPV16 and HPV18.

The Analyst·2026
Same author

A bi-functional pH-responsive chip with a soft hydrogel-supported 3D-like renal tumor model for sustained drug delivery.

Soft matter·2026
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

Related Experiment Video

Updated: Dec 17, 2025

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography
08:21

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Published on: September 2, 2017

7.5K

Gold-nanoparticle-embedded microchannel array for enhanced power generation.

Soumen Mandal1, Souvik Paul, Saswata Mukhopadhyay

  • 1CSIR-Central Mechanical Engineering Research Institute, Durgapur, India. somandal88@cmeri.res.in n_chanda@cmeri.res.in.

Lab on a Chip
|June 25, 2020
PubMed
Summary
This summary is machine-generated.

This study demonstrates a significant increase in streaming potential and current generation using gold nanoparticle-embedded microchannels. This advancement offers potential for powering micro-scale devices with enhanced energy harvesting capabilities.

More Related Videos

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation
09:29

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation

Published on: September 27, 2011

12.6K
Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing
08:45

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing

Published on: November 9, 2015

8.1K

Related Experiment Videos

Last Updated: Dec 17, 2025

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography
08:21

Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography

Published on: September 2, 2017

7.5K
Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation
09:29

Utilization of Plasmonic and Photonic Crystal Nanostructures for Enhanced Micro- and Nanoparticle Manipulation

Published on: September 27, 2011

12.6K
Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing
08:45

Integration of Light Trapping Silver Nanostructures in Hydrogenated Microcrystalline Silicon Solar Cells by Transfer Printing

Published on: November 9, 2015

8.1K

Area of Science:

  • Microfluidics
  • Nanotechnology
  • Materials Science

Background:

  • Microfluidic devices require efficient methods for generating electrical power.
  • Gold nanoparticles can enhance surface properties and catalytic activity.

Purpose of the Study:

  • To investigate the generation of streaming potential and current in gold nanoparticle-embedded patterned polydimethylsiloxane (PDMS) microchannels.
  • To evaluate the impact of gold nanoparticles on power generation efficiency.

Main Methods:

  • Fabrication of a PDMS microchannel array with ridge-shaped patterns using soft lithography and UV-laser micromachining.
  • Embedding gold nanoparticles (∼70 nm) within the hydrophobic microchannels.
  • Flowing various fluids (ultrapure water, NaCl, HCl, H2O2) through the microchannels at different pressures and flow rates.

Main Results:

  • Achieved a maximum streaming potential of 2.6 V and current of 1.3 μA with ultrapure water at 1 bar inlet pressure.
  • Generated a maximum power density of 4.3 μW cm⁻², which is approximately 256 times higher than that of microchannels without gold nanoparticles.
  • Demonstrated the significant benefit of gold nanoparticles in enhancing electrokinetic energy conversion.

Conclusions:

  • Gold nanoparticle-embedded PDMS microchannels are highly effective for generating significant streaming potential and current.
  • The enhanced power density suggests potential applications in self-powered lab-on-chip devices.
  • This technology offers a promising route for micro-scale energy harvesting.