Three-Dimensional Nanoprinting via Scanning Probe Lithography-Delivered Layer-by-Layer Deposition
Jianli Zhao, Logan A Swartz, Wei-Feng Lin
1IBM Almaden Research Center , 650 Harry Road, San Jose, California 95120, United States.
ACS Nano
|May 21, 2016
Summary
Researchers developed layer-by-layer nanoprinting, achieving nanometer precision for 3D objects. This 3D printing advancement enables creating functional nanomaterials and nanoenvironments for diverse applications.
Area of Science:
- Materials Science
- Nanotechnology
- Engineering
Background:
- Three-dimensional (3D) printing offers versatile object fabrication but faces challenges in miniaturization and spatial resolution.
- Current 3D printing technologies struggle to achieve nanoscale precision, limiting applications in advanced fields.
Purpose of the Study:
- To advance 3D printing technology by achieving nanometer-scale resolution.
- To demonstrate a novel nanoprinting method for creating functional 3D nanomaterials and nanoenvironments.
Main Methods:
- Utilized scanning probe microscopy for precise material delivery.
- Employed a layer-by-layer approach with polyelectrolyte polymers and complexes.
- Achieved nanometer precision in all three dimensions and interlayer registry.
Main Results:
- Successfully demonstrated layer-by-layer nanoprinting by design at the nanometer scale.
- Attained nanometer precision in all three spatial dimensions and interlayer alignment.
- Produced designed functional 3D materials with high resolution.
Conclusions:
- The developed nanoprinting technique overcomes miniaturization challenges in 3D printing.
- This platform enables the creation of custom 3D nanoenvironments for scientific research.
- Facilitates the production of nanomaterials and scaffolds for photonics, biomedicine, and tissue engineering.
