Energy and Resources

Energy and Resources News -- ScienceDaily Latest news on energy and resources.

  • Electrode shape improves neurostimulation for small targets
    on April 24, 2018 at 6:11 pm

    A cross-like shape helps the electrodes of implantable neurostimulation devices to deliver more charge to specific areas of the nervous system, possibly prolonging device life span, says research. […]

  • Organic solar cells reach record efficiency, benchmark for commercialization
    on April 23, 2018 at 3:08 pm

    In an advance that makes a more flexible, inexpensive type of solar cell commercially viable, researchers have demonstrated organic solar cells that can achieve 15 percent efficiency. […]

  • Electrochemical tuning of single layer materials relies on defects
    on April 19, 2018 at 5:10 pm

    Perfection is not everything, according to an international team of researchers whose 2-D materials study shows that defects can enhance a material's physical, electrochemical, magnetic, energy and catalytic properties. […]

  • Porous salts for fuel cells
    on April 19, 2018 at 5:10 pm

    Scientists have developed a new class of crystalline porous organic salts with high proton conductivity for applications such as proton-exchange membranes for fuel cells. […]

  • Energy conversion: Optical 'overtones' for solar cells
    on April 19, 2018 at 5:00 pm

    Scientists have found a new effect regarding the optical excitation of charge carriers in a solar semiconductor. It could facilitate the utilization of infrared light, which is normally lost in solar devices. […]

  • Battery's hidden layer revealed
    on April 18, 2018 at 6:47 pm

    An international team makes breakthrough in understanding the chemistry of the microscopically thin layer that forms between the liquid electrolyte and solid electrode in lithium-ion batteries. The results are being used in improving the layer and better predicting battery lifetime. […]

  • Efforts to develop water recycling technologies
    on April 18, 2018 at 6:14 pm

    Scientists are working to develop water recycling technologies that will transform waste from unconventional oil and gas development into reusable water. […]

  • Rejuvenating older zinc batteries
    on April 17, 2018 at 7:56 pm

    Scientists have created a water-based zinc battery that is simultaneously powerful, rechargeable and intrinsically safe. […]

  • Confined gas research could expand natural gas market
    on April 17, 2018 at 5:01 pm

    Researchers are developing new ways to store, separate, and transport gases. […]

  • New tool speeds up the design of wearable tech
    on April 17, 2018 at 3:58 pm

    People could soon power items such as their mobile phones or personal health equipment by simply using their daily movements, thanks to a new research tool that could be used by manufacturers. […]

  • Sodium ion batteries using copper sulfide developed
    on April 17, 2018 at 3:57 pm

    Researchers recently developed sodium ion batteries using copper sulfide anode. This finding will contribute to advancing the commercialization of sodium ion batteries (SIBs) and reducing the production cost of any electronic products with batteries. […]

  • New type of 'opal' formed by common seaweed
    on April 17, 2018 at 3:57 pm

    Scientists have discovered a completely new type of opal formed by a common seaweed which harnesses natural technology by self-assembling a nanostructure of oil droplets to control how light reflects from its cells to display a shimmering array of colours that until now, has only been seen in the gem stone. […]

  • First-ever combustion experiment with X-rays
    on April 13, 2018 at 1:38 pm

    Scientists have made an historic first with its experiment in a gas turbine combustor using X-rays. The data will help advance gas turbine engine designs for higher power density and efficiency, scientists said. […]

  • 'Water-in-salt' electrolyte yields stable cathode for lithium-air battery operations
    on April 12, 2018 at 5:38 pm

    Despite more than two decades of research, improvements to lithium-ion batteries have stalled short of their theoretical potential. As an electrochemical energy storage technology, upgrading performance requires improved stability of electrolytes. Researchers have applied a 'water-in-salt' electrolyte that enables stable operation of a lithium-air battery, offers superior long cycle lifetimes and presents a platform that could help lithium-ion batteries achieve their full potential. […]

  • Actual fossil fuel emissions checked with new technique
    on April 12, 2018 at 5:08 pm

    Researchers have measured CO2 emissions from fossil fuel use in California and compared them to reported emissions. This is the first time fossil fuel emissions have been independently checked for such a large area. […]

  • Recycling experts hit milestone in quest for zero-waste phone
    on April 12, 2018 at 3:09 pm

    UBC researchers have perfected a process to efficiently separate fiberglass and resin -- two of the most commonly discarded parts of a cellphone -- bringing them closer to their goal of a zero-waste cellphone. […]

  • Lavas in the lab could lead miners to new iron ore deposits
    on April 12, 2018 at 12:57 pm

    Geologists have discovered that some magmas split into two separate liquids, one of which is very rich in iron. Their findings can help to discover new iron ore deposits for mining. […]

  • Biologically inspired membrane purges coal-fired smoke of greenhouse gases
    on April 11, 2018 at 5:17 pm

    A series of nanoscopic membranes made of water saturated by an enzyme naturally developed over millions of years to clear CO2 empties coal smoke of the greenhouse gas more cheaply and efficiently than any known. […]

  • New technology could wean the battery world off cobalt
    on April 11, 2018 at 5:16 pm

    A research team has opened the door to using metals other than cobalt in lithium-based batteries, and have built cathodes with 50 percent more lithium-storage capacity than conventional materials. […]

  • Diamond-based circuits can take the heat for advanced applications
    on April 10, 2018 at 3:09 pm

    When power generators transfer electricity, they lose almost 10 percent of the generated power. To address this, scientists are researching new diamond semiconductor circuits to make power conversion systems more efficient. Researchers have now successfully fabricated a key circuit in power conversion systems using hydrogenated diamond. These circuits can be used in diamond-based electronic devices that are smaller, lighter and more efficient than silicon-based devices. […]

  • Robust and inexpensive catalysts for hydrogen production
    on April 10, 2018 at 2:35 pm

    Scientists were able to observe the smallest details of hydrogen production with the synthetic mineral pentlandite. This makes it possible to develop strategies for the design of robust and cost-effective catalysts for hydrogen production. […]

  • Cheaper, less toxic and recyclable light absorbers for hydrogen production
    on April 10, 2018 at 2:09 pm

    Achieving artificial photosynthesis in solution remains limited by the use of costly and toxic metal-based compounds to harvest light. Researchers now propose an efficient alternative using semiconductor nanocrystals (also called quantum dots) based on cheaper and less toxic elements, such as copper, indium and sulfur. […]

  • Ultra-powerful batteries made safer, more efficient
    on April 9, 2018 at 3:25 pm

    Researchers are laying the foundation for more widespread use of lithium metal batteries. They have developed a method to mitigate the formation of dendrites -- crystal-like masses -- that damage the batteries' performance. […]

  • Light 'relaxes' crystal to boost solar cell efficiency
    on April 5, 2018 at 7:55 pm

    Scientists have discovered a novel phenomenon: Light-induced lattice expansion in perovskite materials that cures bulk and interface defects, which leads to an enhancement of the optoelectronic properties. […]

  • Banking on sunshine: World added far more solar than fossil fuel power generating capacity in 2017
    on April 5, 2018 at 1:32 pm

    Solar energy dominated global investment in new power generation like never before in 2017. […]

  • Researchers developing renewable energy approach for producing ammonia
    on April 4, 2018 at 6:34 pm

    Ammonia is an essential component of fertilizers that support the world's food production needs, and currently production relies on non-renewable fossil fuels and has limited applications for only large, centralized chemical plants. […]

  • Photosynthetic protein structure that harvests and traps infrared light
    on April 4, 2018 at 5:35 pm

    Scientists have solved the structure of a photosynthetic protein to reveal how it converts near-infrared light into an electrical charge. The new study gives a pioneering insight into the efficiency and limits of the life-giving process, photosynthesis. […]

  • US power sector carbon emissions intensity drops to lowest on record
    on April 4, 2018 at 3:45 pm

    Researchers have announced the release of the 2018 Carnegie Mellon Power Sector Carbon Index. The Index tracks the environmental performance of US power producers and compares current emissions to more than two decades of historical data collected nationwide. This release marks the one-year anniversary of the Index, developed as a new metric to track power sector carbon emissions performance trends. […]

  • Pulling valuable metals from e-waste makes financial sense
    on April 4, 2018 at 1:39 pm

    Electronic waste -- including discarded televisions, computers and mobile phones -- is one of the fastest-growing waste categories worldwide. For years, recyclers have gleaned usable parts, including metals, from this waste stream. That makes sense from a sustainability perspective, but it's been unclear whether it's reasonable from an economic viewpoint. Now researchers report that recovering gold, copper and other metals from e-waste is cheaper than obtaining these metals from mines. […]

  • Building lithium-sulfur batteries with paper biomass
    on April 2, 2018 at 8:08 pm

    A major byproduct in the papermaking industry is lignosulfonate, a sulfonated carbon waste material, which is typically combusted on site, releasing CO2 into the atmosphere after sulfur has been captured for reuse. […]