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Tesla acquires Maxwell Technologies

It’s unclear exactly what the interest is in the California super-capacitor maker, but it could be more about the process than the product.

The U.S. surpassed 2 million solar installations

The first million took 40 years, the second million took two years and the third million will arrive two years from now.

Renewable energy will surpass coal in the US this month and next

The volume of U.S. electricity generated by renewable energy is set to surpass the level sourced from coal for the first time this month and the trend is expected to continue in May, according to Department of Energy data.

California is learning to trust 100% residential solar power

California utility PG&E has tested levels of residential solar power up to 100% penetration, and how to mitigate the effects of voltage and thermal overload via smart inverters and traditional transformer and circuit upgrades — with smart inverters shown to allow for up to 100% penetration at cost-effective pricing.

Tesla’s solar business shrinks as Musk focuses on Model 3

The EV, energy storage and solar company deployed only 47 MW of solar during Q1, as Tesla moves away from traditional sales methods towards web-based sales for its products.

California’s solar power record setting season arrives

The state grid operator reported breaking 11 GW of instantaneous power from large scale solar on Saturday at 1.50pm. Just 20 minutes earlier, the CAISO grid was exporting a record 1.5 GW of electricity, and last Wednesday it hit 93% clean electricity for a moment.

U.S. trade authorities to investigate Jinko, LONGi, REC cells

The ITC will look at cells made by LONGi, JinkoSolar and REC Group, based on claims by Hanwha Q Cells that the companies have infringed on its PERC technology.

Big business gets organized in its call for clean energy

Google, Walmart, Facebook and GM and more than 200 companies with combined revenues of over $1 trillion have joined together under the Renewable Energy Buyers Alliance, and have set a goal to bring 60 GW of renewable energy online by 2025.

Big batteries are coming to Southern California

Macquarie has closed on funding for a third portion of a 340 MWh project in Southern California, and LADWP is planning 1.8 GW of batteries.

MIT develops ‘hybrid’ cathode for smaller, lighter batteries

Scientists at MIT have developed a new type of “hybrid” cathode for lithium batteries, which they say could increase their energy density beyond that of current commercial lithium-ion battery designs.

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