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 Experiment Video

Updated: Dec 23, 2025

Hybrid Printing for the Fabrication of Smart Sensors
08:35

Hybrid Printing for the Fabrication of Smart Sensors

Published on: January 31, 2019

8.5K

Poly(lactic acid)-Based Ink for Biodegradable Printed Electronics With Conductivity Enhanced through Solvent Aging.

Madhur Atreya1, Karan Dikshit2, Gabrielle Marinick1

  • 1Paul M. Rady Department of Mechanical Engineering, University of Colorado Boulder, Boulder, Colorado 80309, United States.

ACS Applied Materials & Interfaces
|April 25, 2020
PubMed
Summary

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

Asymmetric Doping of a Polyelectrolyte Network Into a Tough Slide-Ring Hydrogel Membrane to Enhance Sustainable Osmotic Energy Harvesting.

Small science·2026
Same author

Multi-step femtosecond laser-fabricated membranes for regulated migration of biomolecules and cells.

bioRxiv : the preprint server for biology·2026
Same author

Synergistic Dual Slip-Link Toughening of a Water-Rich Double Network Hydrogel Combining Slide-Ring and Highly Entangled Networks.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Long-term on-leaf monitoring of plant electrophysiology with printed adhesive gel bioelectrodes.

Communications engineering·2026
Same author

LEGO® as a versatile platform for building reconfigurable low-cost lab equipment.

PloS one·2025
Same author

Pressure-Sensitive Supramolecular Adhesives Based on Lipoic Acid and Biofriendly Dynamic Cyclodextrin and Polyrotaxane Cross-Linkers.

ACS applied materials & interfaces·2023

Researchers developed printable conductive pastes using poly(lactic acid) and tungsten for biodegradable electronics. Solvent-aging boosted conductivity for applications like soil moisture sensors, overcoming thermal limitations.

Area of Science:

  • Materials Science
  • Electronics Engineering
  • Environmental Science

Background:

  • Biodegradable electronics require high-conductivity materials for additive manufacturing.
  • Controllable degradation and ambient condition processing are key challenges.
  • Existing methods often face limitations due to thermal constraints of biodegradable substrates.

Purpose of the Study:

  • To demonstrate printable conductive pastes for biodegradable electronics.
  • To enhance conductivity using post-processing techniques.
  • To fabricate and test a biodegradable electronic device.

Main Methods:

  • Formulation of printable conductive pastes using poly(lactic acid) (PLA) binder and tungsten conductor.
  • Additive manufacturing of conductive traces under ambient conditions.
Keywords:
biodegradable sensorsconductive compositesphysical agingprinted electronicstransient electronics

More Related Videos

Planar and Three-Dimensional Printing of Conductive Inks
10:49

Planar and Three-Dimensional Printing of Conductive Inks

Published on: December 9, 2011

37.7K
Inkjet-printed Polyvinyl Alcohol Multilayers
05:11

Inkjet-printed Polyvinyl Alcohol Multilayers

Published on: May 11, 2017

13.0K

Related Experiment Videos

Last Updated: Dec 23, 2025

Hybrid Printing for the Fabrication of Smart Sensors
08:35

Hybrid Printing for the Fabrication of Smart Sensors

Published on: January 31, 2019

8.5K
Planar and Three-Dimensional Printing of Conductive Inks
10:49

Planar and Three-Dimensional Printing of Conductive Inks

Published on: December 9, 2011

37.7K
Inkjet-printed Polyvinyl Alcohol Multilayers
05:11

Inkjet-printed Polyvinyl Alcohol Multilayers

Published on: May 11, 2017

13.0K
  • Post-processing of printed traces via solvent-aging to enhance conductivity.
  • Accelerated oxidative and hydrolytic degradation testing.
  • Fabrication and testing of a biodegradable capacitive soil moisture sensor.

    • Main Results:

    • Printable conductive pastes based on PLA and tungsten were successfully demonstrated.
    • Solvent-aging post-processing increased conductivity by up to 2 orders of magnitude.
    • Achieved final conductivities approaching 5000 S/m.
    • Demonstrated enhanced stability in the presence of moisture.
    • Successfully fabricated and tested a biodegradable capacitive soil moisture sensor.

    Conclusions:

    • Printable conductive composites offer a viable solution for biodegradable electronics.
    • Solvent-aging is an effective post-processing technique for enhancing conductivity without thermal constraints.
    • The developed materials and methods are suitable for applications like environmental monitoring and agriculture.
    • The fabricated soil moisture sensor demonstrates the practical utility of these biodegradable electronic materials.