Carbon dioxide accounts for over 80 percent of all greenhouse gas emissions. For many, carbon dioxide emissions account for significant environmental issues, but for researchers like Haotian Wang of Harvard University, carbon dioxide could be the perfect raw material. According to a new study, Wang and his team are well on the way to developing a system that uses renewable electricity to electrochemically transform carbon dioxide into carbon monoxide. The carbon monoxide could then be used in a host of…
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Researchers have developed a type of “smart paper” that can conduct electricity and detect water. The paper, laced with conductive nanomaterials, can be employed as a switch, turning on or off an LED light, or as an alarm system indicating the absence or presence of water. In cities and large-scale manufacturing plants, a water leak in a complicated network of pipes can take tremendous time and effort to detect, as technicians must disassemble many pieces to locate the problem. The…
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New research sheds light on the effectiveness and value of carbon-pricing incentive programs. In a new paper, based on analysis of a 2015 pilot program on the Yale University campus, researchers examine internal carbon-pricing strategies, including different models of implementation. Further, they illustrate how the Yale project, which has since expanded into a campus-wide initiative, has provided empirical evidence of the effectiveness of these price signals. More than 600 major companies—from BP to Microsoft—have adopted carbon-pricing programs to spur energy…
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Engineers working to make solar cells more cost effective ended up finding a method for making sonar-like collision avoidance systems in self-driving cars. The twin discoveries started, the researchers say, when they began looking for a solution to a well-known problem in the world of solar cells. Solar cells capture photons from sunlight in order to convert them into electricity. The thicker the layer of silicon in the cell, the more light it can absorb, and the more electricity it…
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Just a few weeks after France vowed to get gasoline and diesel powered cars off the road by 2040, Australia has joined in on the conversation of transportation transformation. According to a statement, Queensland is looking to kick off an electric vehicle revolution with the implementation of an “electric super highway.” The highway will incorporate 18 towns and cities in Australia. Officials expect the highway to be completed within the next six months, stretching 1,240 miles along the Queensland’s east…
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Researchers from Lappeenranta University of Technology (LUT) and VTT Technical Research Centre of Finland have successfully created food out of electricity and carbon dioxide, which they hope could one day be used to help solve world hunger. According to reports, the single-cell protein can be produced wherever renewable energy is available, with uses ranging from food to animal feed. “In practice, all the raw materials are available from the air. In the future, the technology can be transported to, for…
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By: Amy Myers Jaffe, University of California, Davis and Lewis Fulton, University of California, Davis When will cars powered by gas-guzzling internal combustion engines become obsolete? Not as soon as it seems, even with the latest automotive news out of Europe. First, Volvo announced it would begin to phase out the production of cars that run solely on gasoline or diesel by 2019 by only releasing new models that are electric or plug-in hybrids. Then, France and the U.K. declared…
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A quantum probe based on an atomic-sized “color center” in diamonds has let researchers observe the flow of electric currents in graphene. Made up of a lattice of carbon atoms only one atom thick, graphene is a key material for the electronics of the future. The thin carbon material is stronger than steel and due to its flexibility, transparency, and ability to conduct electricity, holds great promise for use in solar cells, touch panels, and flexible electronics. No one has…
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