Photon Management in Silicon Photovoltaic Cells: A Critical Review

Fuente: arXiv
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Auteurs principaux: Hossain, Mohammad Jobayer, Sun, Mengdi, Davis, Kristopher O.
Format: Preprint
Publié: 2023
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author Hossain, Mohammad Jobayer
Sun, Mengdi
Davis, Kristopher O.
author_facet Hossain, Mohammad Jobayer
Sun, Mengdi
Davis, Kristopher O.
contents With the practical efficiency of the silicon photovoltaic (PV) cell approaching its theoretical limit, pushing conversion efficiencies even higher now relies on reducing every type of power loss that can occur within the device. Limiting optical losses is therefore critical and requires effective management of incident photons in terms of how they interact with the device. Ultimately, photon management within a PV cell means engineering the device and constituent materials to maximize photon absorption within the active semiconductor and therefore reduce the number of photons lost through other means, most notably reflection and parasitic absorption. There have been great advancements in the front and the rear side photon management techniques in recent years. This review aims to discuss these advancements and compare the various approaches, not only in terms of increases in photogenerated current, but also their compatibility with different PV cell architectures and potential trade-offs, like increased surface recombination or scalability for high-volume manufacturing. In this review, a comprehensive discussion of a wide variety of the front and the rear side photon management structures are presented with suggestions to improve the already achieved performance further. This review is unique because it not only presents the recent development in photon management techniques, but also offer through analysis of these techniques and pathways to improve further.
format Preprint
id arxiv_https___arxiv_org_abs_2308_02759
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Photon Management in Silicon Photovoltaic Cells: A Critical Review
Hossain, Mohammad Jobayer
Sun, Mengdi
Davis, Kristopher O.
Optics
Applied Physics
With the practical efficiency of the silicon photovoltaic (PV) cell approaching its theoretical limit, pushing conversion efficiencies even higher now relies on reducing every type of power loss that can occur within the device. Limiting optical losses is therefore critical and requires effective management of incident photons in terms of how they interact with the device. Ultimately, photon management within a PV cell means engineering the device and constituent materials to maximize photon absorption within the active semiconductor and therefore reduce the number of photons lost through other means, most notably reflection and parasitic absorption. There have been great advancements in the front and the rear side photon management techniques in recent years. This review aims to discuss these advancements and compare the various approaches, not only in terms of increases in photogenerated current, but also their compatibility with different PV cell architectures and potential trade-offs, like increased surface recombination or scalability for high-volume manufacturing. In this review, a comprehensive discussion of a wide variety of the front and the rear side photon management structures are presented with suggestions to improve the already achieved performance further. This review is unique because it not only presents the recent development in photon management techniques, but also offer through analysis of these techniques and pathways to improve further.
title Photon Management in Silicon Photovoltaic Cells: A Critical Review
topic Optics
Applied Physics
url https://arxiv.org/abs/2308.02759