(Phys.org)—For many years, researchers have strived to reach the goal of 10% efficiency for polymer-based organic photovoltaic (OPV) solar cells, a target widely considered to be the threshold for commercial applications. ...
A new study published today in Nature Sustainability has found that using hydropower dams to generate low emission energy can cause problems for other economic sectors such as food production unless smart designs are employed.
Environment
Jan 27, 2023
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The high efficiency, light weight and flexibility of the latest solar cell technology means photovoltaics could provide all the power needed for an extended mission to Mars, or even a permanent settlement there, according ...
Space Exploration
Apr 27, 2022
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Graphene—which consists of atom-thick sheets of carbon atoms arranged hexagonally—is the new wonder material: Flexible, lightweight and incredibly conductive electrically, it's also the strongest material known to man.
Optics & Photonics
Sep 16, 2013
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Taking their cue from the humble leaf, researchers have used microscopic folds on the surface of photovoltaic material to significantly increase the power output of flexible, low-cost solar cells.
Optics & Photonics
Apr 27, 2012
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(PhysOrg.com) -- This flow chart of the estimated US energy use in 2009, assembled by the Lawrence Livermore National Laboratory (LLNL), paints a pretty sobering picture of our energy situation. To begin with, it shows that ...
(PhysOrg.com) -- Matt Scullin co-founded Alphabet Energy just one year ago, but already the CEO has ambitions of turning the San Francisco-based start-up company into the "Intel of waste heat." By harnessing the waste heat ...
India has come up with a 35-dollar touch-screen "laptop" -- a computing prototype that it aims to make available to students from elementary schools to universities.
Consumer & Gadgets
Jul 23, 2010
31
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Sperm can modulate their energetics by regulating their flagellar waveform—how the sperm oscillate their tails—in order to adapt to varying fluid environments, potentially optimizing their motility and navigation within ...
Cell & Microbiology
Nov 1, 2023
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61
In the race to draw down greenhouse gas emissions around the world, scientists at MIT are looking to carbon-capture technologies to decarbonize the most stubborn industrial emitters.
Analytical Chemistry
Sep 6, 2023
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