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Title:

All-perovskite tandem solar cell built with laser polishing achieves 29.80% efficiency

Detail:

Chinese researchers developed an all-perovskite tandem solar cell using a non-contact laser polishing strategy that reduces surface defects and improves charge extraction in lead-tin perovskite films. The device achieved up to 29.80% tandem efficiency, with the bottom cell improving from 19.64% to 24.07% and showing strong operational stability under continuous illumination.

Country:

International

Source:

PV-Magazine

Published Date:

11.05.2026

URL:

View Original URL

Regions:

Africa Asia Australia Europe North America Oceania South America

Sectors:

Non-Renewable Energy Solar Photovoltaic PV Energy Construction Energy-Power and Electrical Computer Hardwares and Consumables Petroleum Products

Project News Details

Title	All-perovskite tandem solar cell built with laser polishing achieves 29.80% efficiency
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Detail	Chinese researchers developed an all-perovskite tandem solar cell using a non-contact laser polishing strategy that reduces surface defects and improves charge extraction in lead-tin perovskite films. The device achieved up to 29.80% tandem efficiency, with the bottom cell improving from 19.64% to 24.07% and showing strong operational stability under continuous illumination.
Country	International
Source	PV-Magazine
Regions	Africa Asia Australia Europe North America Oceania South America
Sectors	Non-Renewable Energy Solar Photovoltaic PV Energy Construction Energy-Power and Electrical Computer Hardwares and Consumables Petroleum Products
Published Date	11.05.2026
Original Url	Original Url
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Title
All-perovskite tandem solar cell built with laser polishing achieves 29.80% efficiency
Detail
Chinese researchers developed an all-perovskite tandem solar cell using a non-contact laser polishing strategy that reduces surface defects and improves charge extraction in lead-tin perovskite films. The device achieved up to 29.80% tandem efficiency, with the bottom cell improving from 19.64% to 24.07% and showing strong operational stability under continuous illumination.
Country
International
Source
PV-Magazine
Regions
Africa Asia Australia Europe North America Oceania South America
Sectors
Non-Renewable Energy Solar Photovoltaic PV Energy Construction Energy-Power and Electrical Computer Hardwares and Consumables Petroleum Products
Published Date
11.05.2026
Original Url
View Original Url
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All-perovskite tandem solar cell built with laser polishing achieves 29.80% efficiency

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All-perovskite tandem solar cell built with laser polishing achieves 29.80% efficiency

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