Light trapping with subwavelength compound parabolic concentrators

Ashish Prajapati, Gilad Marko, Gil Shalev

Research output: Contribution to journalConference articlepeer-review

Abstract

Light trapping and the broadband absorption of the solar radiation is of interest to solar energy applications. In the current work, we report a new paradigm for light trapping, that is light trapping based on arrays of subwavelength nonimaging light concentrators (NLCs). We numerically show that NLC arrays provide ~50% broadband absorption enhancement of the solar radiation compared with that of optimized nanopillar arrays. We show that CPC arrays (in contrast to nanopillar arrays) function as anti-transmission layers.

Original languageAmerican English
Pages (from-to)1076-1077
Number of pages2
JournalInternational Conference on Metamaterials, Photonic Crystals and Plasmonics
StatePublished - 1 Jan 2021
Event11th International Conference on Metamaterials, Photonic Crystals and Plasmonics, META 2021 - Warsaw, Poland
Duration: 20 Jul 202123 Jul 2021

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Materials Chemistry
  • Electrical and Electronic Engineering
  • Materials Science (miscellaneous)

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