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Title:

U.S. scientists build copper-contacted TOPCon solar cell with 24.3% efficiency

Detail:

The TOPCon solar cells with fabricated with screen-printed, fire-through copper rear contacts and silver front contacts, using laser-enhanced contact optimization (LECO) to significantly reduce contact resistivity. Optimized copper cells achieved 24.3% efficiency, comparable to Ag-contacted cells, with excellent stability.

Country:

International

Source:

PV-Magazine

Published Date:

09.04.2026

URL:

View Original URL

Regions:

Africa Asia Australia Europe North America Oceania South America

Sectors:

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

Project News Details

Title	U.S. scientists build copper-contacted TOPCon solar cell with 24.3% efficiency
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Detail	The TOPCon solar cells with fabricated with screen-printed, fire-through copper rear contacts and silver front contacts, using laser-enhanced contact optimization (LECO) to significantly reduce contact resistivity. Optimized copper cells achieved 24.3% efficiency, comparable to Ag-contacted cells, with excellent stability.
Country	International
Source	PV-Magazine
Regions	Africa Asia Australia Europe North America Oceania South America
Sectors	Building Non-Renewable Energy Solar Photovoltaic PV Energy Construction Energy-Power and Electrical Computer Hardwares and Consumables Petroleum Products Building Material
Published Date	09.04.2026
Original Url	Original Url
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Title
U.S. scientists build copper-contacted TOPCon solar cell with 24.3% efficiency
Detail
The TOPCon solar cells with fabricated with screen-printed, fire-through copper rear contacts and silver front contacts, using laser-enhanced contact optimization (LECO) to significantly reduce contact resistivity. Optimized copper cells achieved 24.3% efficiency, comparable to Ag-contacted cells, with excellent stability.
Country
International
Source
PV-Magazine
Regions
Africa Asia Australia Europe North America Oceania South America
Sectors
Building Non-Renewable Energy Solar Photovoltaic PV Energy Construction Energy-Power and Electrical Computer Hardwares and Consumables Petroleum Products Building Material
Published Date
09.04.2026
Original Url
View Original Url
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U.S. scientists build copper-contacted TOPCon solar cell with 24.3% efficiency

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U.S. scientists build copper-contacted TOPCon solar cell with 24.3% efficiency

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