Related Experiment Video
Updated: Apr 5, 2026
08:21
Fabrication of Periodic Gold Nanocup Arrays Using Colloidal Lithography
Published on: September 2, 2017
7.7K
Conducting polymer-gold co-patterned surfaces via nanosphere lithography
Brylee David B Tiu1, Roderick B Pernites2, Edward L Foster2
1Department of Macromolecular Science and Engineering, Case Western Reserve University, 2100 Adelbert Rd., Kent Hale Smith Bldg., Cleveland, OH 44106, USA.
Journal of Colloid and Interface Science
|August 12, 2015
Summary
This study presents a novel method for creating co-patterned surfaces of conjugated polymers and gold nanostructures using nanosphere lithography. These patterned surfaces show promise for advanced plasmonic sensing applications.
Area of Science:
- Materials Science
- Nanotechnology
- Electrochemistry
Background:
- Co-patterned arrays of conjugated polymers and gold nanostructures are crucial for plasmonic sensing.
- Nanosphere lithography (NSL) offers a viable route to fabricate such structures.
- Controlling polymer height is key for selective gold deposition.
Purpose of the Study:
- To develop a method for fabricating co-patterned conjugated polymer-gold surfaces.
- To utilize nanosphere lithography for creating inverse honeycomb structures.
- To enable stimuli-responsive plasmonic applications.
Main Methods:
- Langmuir-Blodgett-like deposition of polystyrene spheres.
- Electropolymerization of carbazole monomer within colloidal templates.
- Potentiostatic deposition of gold into macropores.
Main Results:
- Successfully fabricated polycarbazole-gold co-patterned surfaces.
- Characterization using AFM, EC-QCM, and XPS confirmed the structure.
- SPS and UV-Vis spectroscopy revealed overlapping LSPR peaks for sensing.
Conclusions:
- The colloidal templating approach is effective for creating ordered nanostructures.
- The fabricated surfaces are suitable for plasmonic sensing applications.
- This method allows for tuning of polymer height and selective gold deposition.
