By Jim Motavalli ·
April 21, 2014

It Works for Tesla: EV Buyers Should Have Battery Pack Size Options

Both the Chevrolet Volt and Nissan LEAF may be offered with battery choices. It's a trend that makes sense.

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By David Herron ·
January 02, 2014

Intense Scrutiny of Tesla Model S Fires Exceeds Evidence of Mechanical Problems

The intense scrutiny of normal occurrences, like garage fires or car fires, that happen to involve a Tesla Model S could be part of an effort to quash Tesla Motors and stop electric car adoption.

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By David Herron ·
December 20, 2013

Why Do Electric Cars Have Lead-Acid 12-Volt Batteries When Lithium Is Lighter?

Lead-acid batteries are heavier and more toxic than their lithium ion counterparts, but are widely used to power the 12-volt system on electric cars.

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By Jim Motavalli ·
December 05, 2013

All in the Family: Tesla Battery Packs in SolarCity Backup Systems

The solar company's CEO is Elon Musk's cousin, so there's synergy galore in this deal, which could ultimately lower the cost of EV cells.

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By Jim Motavalli ·
November 04, 2013

Lithium-Ion Cell Prices Poised for Big Plunge

The li-ion "inflection point" is fast approaching, and prices should drop as low as $180 per kilowatt-hour by 2020, said analyst Sam Jaffe.

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By Jim Motavalli ·
October 29, 2013

Second Tesla Model S Battery Fire Causes Stock Plunge

Tesla was just recovering from the fallout after a Washington State crash and fire. A second incident, this time in Mexico, is worrying both consumers and the financial markets. But, again, the circumstances tend to favor Tesla's claim that battery fires will be limited and occur only in extraordinary circumstances.

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By Jim Motavalli ·
October 18, 2013

CarCharging Group: With the Blink Acquisition, We're the Biggest

The Miami-based company has been dramatically expanding, adding in addition to ECOtality, 350Green, EVPass and Beam Charging. It promises great service, an open network and hundreds of fast chargers.

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By David Herron ·
September 05, 2013

Dept. of Energy Awards More Than $30 Million For Advanced Battery Research

The US Government is putting more dollars behind research into advanced electric vehicle technologies including batteries and drive train components.

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By Jim Motavalli ·
September 03, 2013

Water-Based Flow Batteries Promise Triple EV Range at a Quarter the Cost

General Electric and Lawrence Berkeley Lab are collaborating on a new type of battery that uses low-cost materials that still manage to produce high energy density. It's still in the lab stage, so don't expect to see results anytime soon.

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By Jim Motavalli ·
June 26, 2013

Buying Peace of Mind With Smart's $80 a Month Battery Rental

Smart's battery rental program has proved wildly popular in Europe. In the U.S., it will drop the Smart Electric Drive's purchase price to $20,650, before the federal tax credit.

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