Chinese researchers achieve 26.08% efficiency in TOPCon solar cells using laser-patterned contacts

Researchers in China demonstrated a laser-assisted fabrication method for poly-silicon finger contacts that reduces light loss in industrial TOPCon solar cells, reaching a certified efficiency of 26.08% and advancing the commercially releva

First covered Jul 10, 2026 · 1:30 AM PT · 1 article

Chinese researchers achieve 26.08% efficiency in TOPCon solar cells using laser-patterned contacts — Image via pv-magazine.com

Coverage

4h PV Magazine Laser-patterned poly-Si finger contacts reduce parasitic absorption, improve efficiency in TOPCon solar cells — Researchers in China developed a laser-assisted poly-Si finger contact fabrication method combining picosecond laser modification and potassium hydroxide wet…

More coverage from around the web

ui.adsabs.harvard.edu 26.35%-Efficiency and high-bifaciality n-TOPCon solar cells enabled by UV-ps laser-induced selective modification of double-layered SiOx/n+-poly-Si passivating contacts - ADS

pv-magazine-australia.com How LECO process could push TOPCon solar cell efficiency beyond 26% – pv magazine Australia

pubs.rsc.org 26.35%-Efficiency and high-bifaciality n-TOPCon solar cells enabled by UV-ps laser-induced selective modification of double-layered SiOx/n+-poly-Si passivating contacts - Energy & Environmental Science (RSC Publishing)

techxplore.com Industrial TOPCon solar cells hit 26.66% efficiency record

now.solar How LECO process could push TOPCon solar cell efficiency beyond 26% – pv magazine Australia | Solar Now

Appeared in: 2026-07-10 (#1)

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