Solar wafer prices stable, with emerging downward pressure despite policy interventions
In a new weekly update for pv magazine, OPIS, a Dow Jones company, provides a quick look at the main price trends in the global PV industry.
Battery shortage intensifies as 100 Ah cells sell out into 2026
Orders for small-format 100 Ah cells now stretch into early 2026, with prices up more than 20% as demand outpaces capacity despite aggressive expansion by Chinese battery majors.
China imposes new export controls on lithium ion battery technology
The Chinese government has introduced new export controls on key dual-use items, citing national security concerns. The move opened a new chapter in the ongoing trade confrontations with the US.
Solis launches 16 kW residential and 60 kW commercial hybrid inverters
Ginlong Solis released two new hybrid string inverters that range from 9.6 kW to 16 kW for the residential market, and from 30 kW to 60 kW for the commercial market.
Scientists break Shockley-Queisser efficiency limit for silicon solar cell in experiment
A Chinese-US research group claims to have achieved a power conversion efficiency of over 50% in an n-type single-junction solar cell by inhibiting light conversion to heat at extremely low temperatures. The result was achieved at temperatures of 30-50 Kelvin, which are a few tens of degrees above absolute zero.
Scientists boost organic solar cell efficiency using polymer zwitterions
A research team based in China and the United States has developed electroactive polymer zwitterions to modify zinc oxide interlayers in organic solar cells. Their work was found to passivate defects in organic solar cells, helping to improve device performance and stability.
Sungrow unveils modular inverter, battery energy storage systems
The company introduced a 4.8 MW modular inverter, a utility-scale battery energy storage system and a commercial and industrial scale battery energy storage system at the RE+ trade show in Las Vegas, Nevada.
RE+ preview: Trinasolar debuts new high-efficiency solar modules
The major solar manufacturer is displaying several new solar modules at the RE+ trade show in Las Vegas, Nevada September 8-11.
U.S. needs a domestic rare earth element supply chain, says solar industry
Recent negotiations between the United States and China highlight geopolitical vulnerabilities. Rare earth elements play important roles in inverters, battery storage and grid technologies, said a report from SEIA.
Commerce launches next round of solar trade investigations
The anti-dumping and anti-subsidy cases targeting solar imports from India, Indonesia and Laos – submitted in July – can be expected to unfold into next spring.
