Tag: energy

Origami Solar Cells

By Katherine Bourzac | 11/25/2009 | 0 Comments

Silicon sheets self-assemble into spheres to capture more light.

Thin-Film Solar with High Efficiency

By Katherine Bourzac | 11/19/2009 | 10 Comments

Solexant is printing inorganic solar cells with nanomaterials.

Superconductors to Wire a Smarter Grid

By Kevin Bullis | 11/12/2009 | 0 Comments

A superstation for connecting three independent grids could help solar and wind power.

Ultracapacitor Startup Gets a Big Boost

By Erika Jonietz | 10/30/2009 | 1 Comment

An energy storage startup gets new government funding.

Wrapping Solar Cells around an Optical Fiber

By Katherine Bourzac | 10/30/2009 | 2 Comments

Dye-sensitized cells get a double boost from nanowires and optical fiber.

Carbon Capture Remains Elusive

By Phil McKenna | 10/05/2009 | 0 Comments

Despite subsidies and new projects, carbon dioxide sequestration is still a long way off.

Nano Ink Boost for Silicon Solar

By Katherine Bourzac | 09/18/2009 | 1 Comment

Inkjet-printed silicon increases solar-cell efficiency.

Advanced Solar Panels Coming to Market

By Kevin Bullis | 09/17/2009 | 12 Comments

Nanosolar's new factory could help lower the price of solar power, if the market cooperates.

A Liquid Design for Cheaper Fuel Cells

By Prachi Patel | 09/03/2009 | 5 Comments

A platinum-free liquid cathode could cut fuel-cell costs by 40 percent.

Forget Curbing Suburban Sprawl

By Phil McKenna | 09/03/2009 | 13 Comments

Building denser cities would do little to reduce CO₂ emissions, a new NAS report concludes.

Sensors for Tracking Home Water Use

By Kate Greene | 06/30/2009 | 2 Comments

Sensors track devices' electricity, water, and gas consumption from one spot.

How Not to Waste Taxpayer Dollars

By Kevin Bullis | 06/26/2009 | 14 Comments

Steve Isakowitz, the Department of Energy's CFO, on how the agency will spend billions on energy technology.

Waterproof Lithium-Air Batteries

By Katherine Bourzac | 06/26/2009 | 5 Comments

A California company's lithium metal-air batteries are lightweight and energy dense.

Roll-Up Solar Panels

By Prachi Patel | 06/04/2009 | 9 Comments

A startup is making thin-film solar cells on flexible steel sheets.

Q & A: Steven Chu

By Kevin Bullis | 05/14/2009 | 12 Comments

The secretary of energy talks with Technology Review about the future of nuclear power post Yucca Mountain and why fuel-cell cars have no future.