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

Engineering Brain Injury In Vitro: Human iPSC-Based Organoids in Microfluidic Systems.

Applied sciences (Basel, Switzerland)·2026
Same author

Fabrication and Characterization of Low-Mass and Flexible Heater for Lunar Applications.

ACS omega·2026
Same author

A Review of 3D-Printed Medical Devices for Cancer Radiation Therapy.

Bioengineering (Basel, Switzerland)·2026
Same author

Zinc-Releasing Fibrous Scaffolds Modulate Fibroblast, Endothelial, and Macrophage Interactions for Vascularized Tissue Engineering.

ACS applied materials & interfaces·2026
Same author

Zinc-integrated PLGA/chitosan nanofiber mesh: a platform for wound healing applications.

RSC advances·2025
Same author

A Collaborative Data Sharing Platform to Accelerate Translation of Biomedical Innovations.

Bioengineering (Basel, Switzerland)·2025

Related Experiment Video

Updated: Jun 23, 2025

Fabrication, Densification, and Replica Molding of 3D Carbon Nanotube Microstructures
09:23

Fabrication, Densification, and Replica Molding of 3D Carbon Nanotube Microstructures

Published on: July 2, 2012

20.2K

Nanoimprint Lithography for Next-Generation Carbon Nanotube-Based Devices.

Svitlana Fialkova1, Sergey Yarmolenko1, Arvind Krishnaswamy2

  • 1NSF Engineering Research Center for Revolutionizing Metallic Biomaterials, North Carolina A&T State University, Greensboro, NC 27411, USA.

Nanomaterials (Basel, Switzerland)
|June 26, 2024
PubMed
Summary

Researchers developed 3D carbon nanostructures using a novel fabrication process for advanced applications. This method enables precise control over carbon nanotube (CNT) array size and shape, ensuring superior quality for electronics and biosensors.

Keywords:
carbon nanotubeschemical vapor depositionmagnetron sputteringnanoimprint lithographyreactive ion etching

More Related Videos

Fabrication of Low Temperature Carbon Nanotube Vertical Interconnects Compatible with Semiconductor Technology
09:20

Fabrication of Low Temperature Carbon Nanotube Vertical Interconnects Compatible with Semiconductor Technology

Published on: December 7, 2015

7.7K
A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

9.6K

Related Experiment Videos

Last Updated: Jun 23, 2025

Fabrication, Densification, and Replica Molding of 3D Carbon Nanotube Microstructures
09:23

Fabrication, Densification, and Replica Molding of 3D Carbon Nanotube Microstructures

Published on: July 2, 2012

20.2K
Fabrication of Low Temperature Carbon Nanotube Vertical Interconnects Compatible with Semiconductor Technology
09:20

Fabrication of Low Temperature Carbon Nanotube Vertical Interconnects Compatible with Semiconductor Technology

Published on: December 7, 2015

7.7K
A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics
07:12

A Standard and Reliable Method to Fabricate Two-Dimensional Nanoelectronics

Published on: August 28, 2018

9.6K

Area of Science:

  • Materials Science and Engineering
  • Nanotechnology
  • Chemical Engineering

Background:

  • Carbon nanostructures offer unique properties for various applications.
  • Existing fabrication methods for controlled carbon nanotube (CNT) growth have limitations.
  • Developing precise methods for patterning catalytic substrates is crucial for advanced CNT-based devices.

Purpose of the Study:

  • To develop a novel fabrication process for creating 3D carbon nanostructures with controlled size and shape.
  • To optimize parameters for catalyst patterning using nanoimprint lithography (NIL), magnetron sputtering, and reactive etching.
  • To enable the manufacturing of high-quality carbon nanotube (CNT) electronic components, electrochemical probes, biosensors, and tissue scaffolds.

Main Methods:

  • Fabrication of patterned catalytic substrates using a combination of nanoimprint lithography (NIL), magnetron sputtering, and reactive etching.
  • Deposition of iron (Fe) and cobalt (Co) nanoparticles on an alumina-coated silicon/silicon dioxide (Si/SiO2) substrate using direct current (DC) magnetron sputtering.
  • Characterization of catalyst patterns and grown CNT arrays using scanning electron microscopy (SEM), atomic force microscopy (AFM), and micro-Raman spectroscopy.

Main Results:

  • Successful development of a catalyst patterning process yielding features (lines, dots, holes) from 70 nm to 500 nm.
  • Optimized sputtering and NIL parameters to control nanoparticle size (6-12 nm) and density (70-1000 particles/µm).
  • Demonstrated growth of vertically aligned CNT arrays with superior quality on the patterned substrates, confirmed by SEM and micro-Raman analysis.

Conclusions:

  • The developed fabrication process enables precise control over the size and shape of 3D carbon nanostructures.
  • This method facilitates the manufacturing of high-quality carbon nanotube (CNT) arrays for diverse technological applications.
  • The research provides a pathway for advanced manufacturing of CNT-based electronic components, biosensors, and scaffolds.