News tagged with efficiency

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Decades after developing technology, NREL sets new solar-to-hydrogen record

Innovation is forever marching forward, but sometimes it's necessary to take a small step backward in the interest of greater accuracy. Revisiting previous solar-to-hydrogen research enabled scientists at the Energy Department's ...

Energy & Green Tech

Aug 09, 2017
65
1

Tighter building controls needed to achieve government global warming targets

Thousands of new homes, schools and offices may be using much more energy than they should, and the reason is rather unexpected, according to the authors of a new study published by the University of Bath.

Energy & Green Tech

May 03, 2017
5
0

A more than 100% quantum step toward producing hydrogen fuel

Efforts to reduce our dependence on fossil fuels are advancing on various significant fronts. Such initiatives include research focused on more efficient production of gaseous hydrogen fuel by using solar energy to break ...

Energy & Green Tech

Apr 25, 2017
1
0

NREL establishes world record for solar hydrogen production

Scientists at the U.S. Department of Energy's (DOE) National Renewable Energy Laboratory (NREL) recaptured the record for highest efficiency in solar hydrogen production via a photoelectrochemical (PEC) water-splitting process.

Energy & Green Tech

Apr 14, 2017
45
0

Efficiency of silicon solar cells climbs past 26 percent

(Tech Xplore)—A team of researchers working at Kaneka Corporation has broken the record for silicon-based solar cell efficiency by producing a cell that was tested to be 26.3-percent efficient—an increase of 0.7 percent ...

Energy & Green Tech

Mar 21, 2017
2158
0

Researchers develop organic solar cells with increased transparency and efficiency

Researchers developed a semi-transparent organic solar cell that achieves better efficiency and transparency than existing ones, according to a recent study in the Science and Technology of Advanced Materials (STAM).

Energy & Green Tech

Mar 08, 2017
49
0

Mechanical engineers leading effort to detect defects that reduce efficiency

As the world transitions to a low-carbon energy future, near-term, large-scale deployment of solar power will be critical to mitigating climate change by midcentury. Climate scientists estimate that the world will need 10 ...

Energy & Green Tech

Feb 20, 2017
301
0

Accelerating fuel-efficient car production with disruptive 3-D print process

Engineers at The University of Nottingham are developing lightweight automotive components using new additive manufacturing processes to boost vehicle fuel efficiency, while cutting noise and CO2 emissions.

Engineering

Jan 19, 2017
6
0

Combining conventional and concentrated solar technology results in efficiency gains

(Tech Xplore)—An international team of researchers has found a way to increase solar cell efficiency in areas where there is small degree of cloudiness. In their paper published in Proceedings of the National Academy of ...

Engineering

Dec 06, 2016
424
0

Perovskite solar cells hit new world efficiency record

They're flexible, cheap to produce and simple to make - which is why perovskites are the hottest new material in solar cell design. And now, engineers at Australia's University of New South Wales in Sydney have smashed the ...

Energy & Green Tech

Dec 01, 2016
6051
1

Residential solar panels from Swiss startup show results in boosted efficiency

(Tech Xplore)—A Swiss startup has doubled residential solar panel efficiency. London-based Climate Action and other environment watching sites carried the report Monday.

Energy & Green Tech

Sep 14, 2016
27
0

New 'GreenWeb' tools aim to create an energy-efficient web

Researchers in the Cockrell School of Engineering at The University of Texas at Austin have developed a new, open-source computer programming framework that could make the web significantly more energy efficient, allowing ...

Internet

Jun 16, 2016
10
0

Nanomaterials can help make windows more efficient

A team of researchers at the U.S. Department of Energy's (DOE's) Argonne National Laboratory is using nanomaterials to improve the energy efficiency of existing single-pane windows in commercial and residential buildings. ...

Energy & Green Tech

Jun 01, 2016
413
0

Bakery switches to propane vans

A switch to propane from diesel by a major Midwest bakery fleet showed promising results, including a significant displacement of petroleum, a drop in greenhouse gases and a fuel cost savings of seven cents per mile, according ...

Energy & Green Tech

Apr 22, 2016
4
0

Retrofitting a few city buildings would have big impact on overall carbon emissions

Many programs encourage owners of homes and other buildings to improve their energy efficiency, sometimes offering substantial subsidies or tax incentives for doing so. Now, planners may have a way to determine where such ...

Energy & Green Tech

Apr 20, 2016
7
1

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