Abstract
A poly-L-lysine assisted self-assembly method based on the surface chemistry of silica microspheres and the textured polycrystalline silicon solar cell surface is proposed in this article. With four-step solution-based processes, silica microspheres are deposited tightly on the surface of the device, acting as an anti-reflection layer. By tuning the assembly time, uniform distributions of silica microspheres with varying density can be achieved. Furthermore, the electrical tests show a maximum relative efficiency enhancement of 9.35% with solar cell area of 2 cm ∗ 2 cm under AM1.5 illumination. Optical micrographs and reflection spectra are used to further characterize the light-trapping properties of silica microspheres. This strategy may pave the way for large-area and cost-effective assembly of silica spheres or silica coated nanoparticles on different substrates for solar energy harvesting applications.
| Original language | English |
|---|---|
| Title of host publication | 2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019 - Proceedings |
| Publisher | Institute of Electrical and Electronics Engineers Inc. |
| Pages | 1252-1257 |
| Number of pages | 6 |
| ISBN (Electronic) | 9781728134031 |
| DOIs | |
| State | Published - Jun 2019 |
| Externally published | Yes |
| Event | 2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019 - Rome, Italy Duration: 17 Jun 2019 → 20 Jun 2019 |
Publication series
| Name | Progress in Electromagnetics Research Symposium |
|---|---|
| Volume | 2019-June |
| ISSN (Print) | 1559-9450 |
| ISSN (Electronic) | 1931-7360 |
Conference
| Conference | 2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019 |
|---|---|
| Country/Territory | Italy |
| City | Rome |
| Period | 17/06/19 → 20/06/19 |
Bibliographical note
Publisher Copyright:© 2019 IEEE.
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
ASJC Scopus subject areas
- Electrical and Electronic Engineering
- Electronic, Optical and Magnetic Materials
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