News & articles

What we're working on, and what we've learned.

Product launches, technical articles, and the measurement science behind LED-class solar simulators. Mostly written by the people who designed the instruments.

Articles
6
News
4
Span
2019 – 2026

Earlier

9 pieces
Article
Avalon ST

ISO/IEC 17025 with an LED solar simulator: how laboratories pass accreditation

Many ISO/IEC 17025 accredited laboratories measure on Avalon ST and Pasan systems. What accreditation asks of a PV lab, the steps to get there, and what a full-LED simulator changes for traceability, intermediate checks and uncertainty.

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News
Avalon ST

Avalon at SNEC 2026: Strengthening Partnerships and Showcasing Innovation

Avalon joined the global PV industry at SNEC 2026 in Shanghai, showing the Nexun Mobile Lab and Mini-Lab and reconnecting with partners and customers from around the world.

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News
Avalon ST

Meet us at SNEC, Intersolar Europe and EU PVSEC 2026

Three PV shows, one busy season. The Nexun Mobile Lab is going on tour, and we'll be talking long-pulse LED, xenon-grade calibration and what's next for the Nexun line.

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News
Avalon ST

Avalon ST acquires PASAN SA, uniting two leaders in PV metrology

The acquisition combines Avalon's LED leadership with Pasan's xenon heritage. Two product lines, one group, headquartered in Neuchâtel.

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News
Avalon ST

LED solar simulator en route to UNSW Sydney

A Nexun PRO ships to the University of New South Wales for next-generation cell research. Australia's leading PV institute joins the LED-class adopters.

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Article
Damien Etienne

Accurately measuring temperature coefficient on 400 Wp+ bifacial HJT

Modern half-cut HJT modules show extreme capacitive response. We explain why long-pulse alone is not enough, and what does work for clean TC measurements.

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Article
Damien Etienne

What a modular-spectrum solar simulator actually changes

AM1.5 is the calibration standard, not the real world. A simulator that lets you change spectrum on demand opens services xenon never could.

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Article
Damien Etienne

Xenon-like spectrum from LEDs, on a large-area solar simulator

31 LED types plus a patented infrared source give a continuous 300 – 1200 nm spectrum at xenon-equivalent quality, on a large-area A+A+A+ system.

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Article
Damien Etienne

IV measurement uncertainties, and the biggest contributor

After years working on PV measurement repeatability, the biggest single source of error is rarely the one in the spec sheet.

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