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Lysine Assisted Self-assembly of Silica Microspheres on Textured Polycrystalline Silicon Solar Cells for Light Trapping

  • Dan Su
  • , Ning Zhao
  • , Shan Jiang Wang
  • , Huan Li Zhou
  • , Yi Yang
  • , Meng Xiong
  • , Tong Zhang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

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 languageEnglish
Title of host publication2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1252-1257
Number of pages6
ISBN (Electronic)9781728134031
DOIs
StatePublished - Jun 2019
Externally publishedYes
Event2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019 - Rome, Italy
Duration: 17 Jun 201920 Jun 2019

Publication series

NameProgress in Electromagnetics Research Symposium
Volume2019-June
ISSN (Print)1559-9450
ISSN (Electronic)1931-7360

Conference

Conference2019 PhotonIcs and Electromagnetics Research Symposium - Spring, PIERS-Spring 2019
Country/TerritoryItaly
CityRome
Period17/06/1920/06/19

Bibliographical note

Publisher Copyright:
© 2019 IEEE.

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials

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