News Blog

New research reveals that SmartWire busbarless Solar Modules using low-temperature solder may suffer up to 9% power loss in hot climates due to weak solder-to-gridline contact. Current IEC tests may not fully detect this risk.

A detaiLed overview of silicon wafer processing steps, including texturing, diffusion, oxidation, POLY deposition, RCA cleaning, and atomic layer deposition (ALD) of Al₂O₃.

Learn about photovoltaic (PV) module busbars, including their structure, materials, and coating technologies. Discover the differences between conventional, reflective, and pure black busbars, and how each type improves solar panel efficiency and appearance.

The global race to commercialize solid-state batteries is intensifying, with recent breakthroughs pushing the technology closer to practical use. Touted as the “next-generation power source” for electric vehicles and consumer electronics, solid-state batteries promise higher energy density, faster charging, and improved safety compared with today’s lithium-ion cells. 

Monwing Technology sets a new global benchmark with a 760Wh/kg lithium metal battery, doubling electric aircraft range and enabling next-gen eVTOLs. Explore their breakthrough in energy density, safety, and industrial scalability.

Electroluminescence (EL) testing is an advanced method used to examine the inner health of solar panels without damaging them. This article is designed for high school students and explores the concept of EL testing with a special focus on portable EL devices. You’ll learn how EL works, why it’s used, and the difference between lab and field testing. 

EL testing is a non-destructive method used to detect tiny, invisible defects in solar panels—such as micro-cracks, broken cell connections, or degraded materials—that can't be seen with the naked eye. Traditionally, EL testing was done in darkrooms or labs, requiring panels to be moved from the field. But now, with the help of drones, this high-tech inspection method can be performed directly on-site, even in massive solar farms.

This article explores the fundamental principles of EL—how electrical energy stimulates light emission from silicon-based materials—and how this phenomenon is harnessed to identify hidden defects such as micro-cracks, broken grid lines, and hotspot precursors. Tracing its roots back to early 20th-century discoveries, EL technology has evolved significantly, becoming a standard diagnostic tool throughout the PV product lifecycle.

At SNEC 2025 in Shanghai, this momentum was on full display, with industry leaders showcasing breakthrough materials and architectures, including the debut of 0BB technology, a concept adapted from photovoltaics and now applied to enhance battery assembly efficiency. The synergy of solid-state battery advancements and battery innovation exhibited at SNEC Expo signals a new era for sulfide electrolyte-based designs, with the current collector emerging as a silent enabler of high-energy, safe, and commercially viable energy storage.

Explore how 0BB (Zero Busbar) is revolutionizing solar technology with cost savings, efficiency improvements, and compatibility across HJT, BC, and TOPCon cell platforms.