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Updated: Jan 23, 2026
10:27
Fabrication of Nano-engineered Transparent Conducting Oxides by Pulsed Laser Deposition
Published on: February 27, 2013
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Laser Tailored Multilayer Graphene Grids for Transparent Conductive Electrodes.
Yining Jiang1, Liang Gao1, Xiaohan Wang1
1College of Energy, Soochow Institute for Energy and Materials Innovations, and Key Laboratory of Advanced Carbon Materials and Wearable Energy Technologies of Jiangsu Province, Soochow University, Suzhou, 215000, China.
Nanoscale Research Letters
|June 20, 2019
Summary
Multilayer graphene film grids (MGFG) fabricated using IR laser tailoring significantly enhance transparency and maintain low sheet resistance for transparent conductive electrodes. This advancement overcomes limitations of traditional graphene, paving the way for industrial applications.
Area of Science:
- Materials Science
- Nanotechnology
- Electrical Engineering
Background:
- Graphene's application as transparent conductive electrodes (TCE) is limited by the high cost of single-crystal graphene and the trade-off between transparency and sheet resistance in polycrystalline graphene.
- Existing graphene-based TCEs struggle to achieve both high transparency and low resistance simultaneously, hindering their widespread industrial adoption.
Purpose of the Study:
- To develop a novel fabrication method for graphene-based transparent conductive electrodes with enhanced transparency and maintained low sheet resistance.
- To investigate the potential of multilayer graphene film grids (MGFG) produced via IR laser tailoring for improved optoelectronic performance.
Main Methods:
- Fabrication of multilayer graphene film grids (MGFG) using infrared (IR) laser tailoring.
- Optimization of the laser tailoring process to adjust grid parameters and enhance transparency.
- Characterization of the optical transparency, electrical sheet resistance, and figure of merit (FoM) of the fabricated MGFG.
Main Results:
- Achieved a 200-fold increase in transparency for MGFG while maintaining a competitive sheet resistance as low as 340 Ω sq⁻¹.
- Significantly improved the figure of merit (FoM) from 0.1 to 3.6, indicating superior performance compared to conventional graphene TCEs.
- Demonstrated the practical application of MGFG in generating controllable local thermal fields and efficient defogging.
Conclusions:
- The proposed IR laser-tailoring strategy for fabricating MGFG offers a viable solution to overcome the limitations of current graphene TCEs.
- MGFG presents a promising material for advanced transparent electrode applications, particularly in areas requiring high transparency and electrical conductivity.
- This laser-tailoring approach is expected to accelerate the industrial application of graphene in transparent electrodes.
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