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Laser-induced Forward Transfer of Ag Nanopaste
Published on: March 31, 2016
Nanotransfer printing with sub-10 nm resolution realized using directed self-assembly.
Jae Won Jeong1, Woon Ik Park, Lee-Mi Do
1Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST), 291 Daehak-ro, Daejeon 305-701, Republic of Korea.
Advanced Materials (Deerfield Beach, Fla.)
|June 8, 2012
Summary
A novel, facile sub-10 nm fabrication technique combines nanotransfer printing and block copolymer self-assembly. This method creates uniform nanostructures on diverse materials without pre-treatments, enabling advanced nano-device fabrication.
Area of Science:
- Materials Science
- Nanotechnology
- Polymer Science
Background:
- Directed self-assembly of block copolymers is crucial for creating nanoscale patterns.
- Existing fabrication methods often require complex procedures or specialized substrates.
Purpose of the Study:
- To introduce a facile and versatile sub-10 nm fabrication method.
- To demonstrate the self-assembly of polydimethylsiloxane (PDMS)-containing block copolymers on PDMS molds.
- To showcase the applicability of the method on various substrates and for creating complex nanostructures.
Main Methods:
- Synergic combination of nanotransfer printing and directed self-assembly of block copolymers.
- Stabilization of block copolymer thin films for uniform self-assembly on PDMS molds.
- Application on diverse substrates including oxides, metals, polymers, and non-planar surfaces without pre-treatments.
Main Results:
- Achieved uniform self-assembly of PDMS-containing block copolymers.
- Demonstrated facile fabrication of sub-10 nm features.
- Successfully fabricated well-aligned metallic and polymeric nanostructures.
- Created complex crossed wire structures using the developed method.
Conclusions:
- The introduced method offers an extraordinarily facile approach for sub-10 nm fabrication.
- The technique is highly versatile, applicable to a wide range of materials and substrates.
- This method holds significant potential for advanced nano-device manufacturing and research.
