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Batteries


Big box stores could ditch the grid, use natural gas fuel cells instead

Wed, 04 Mar 2015 19:02:32 EST

Natural gas powered solid oxide fuel cells, located at the point of use to produce electricity for facilities the size of big box stores, could provide economic and environmental benefits, with additional research, according to new study.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/zX70OAOr5Ug" height="1" width="1" alt=""/>
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Understanding electric car 'range anxiety' could be key to wider acceptance

Tue, 03 Mar 2015 12:39:25 EST

Drivers have been slow to adopt electric vehicles due to 'range anxiety,' the fear of becoming stranded with an empty battery. This phenomenon was recently addressed in a study that aims to explain range anxiety and determine whether hands-on experience can reduce drivers' stress.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/nCu7d7sonDk" height="1" width="1" alt=""/>
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Lithium from the coal in China

Thu, 26 Feb 2015 10:16:27 EST

Coal from China could become a major source of the metal lithium, according to a review of the geochemistry. Lithium is an essential component of rechargeable batteries used almost ubiquitously in mobile gadgets such as phones, laptops, tablet computers and in many electric vehicles.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/VQrxUzXCqD4" height="1" width="1" alt=""/>
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New flow battery to keep big cities lit, green and safe

Wed, 25 Feb 2015 12:27:41 EST

The new zinc-polyiodide redox flow battery uses an electrolyte that has more than two times the energy density of the next-best flow battery used to store renewable energy and support the power grid. It's high energy density, and resulting lower cost, make it ideal for large cities where space is at a premium.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/R-glDWoor6E" height="1" width="1" alt=""/>
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Electric-car driving range and emissions depend on where you live

Wed, 25 Feb 2015 11:43:25 EST

Many car buyers weighing whether they should go all electric to help the planet have at least one new factor to consider before making the switch: geography. Based on a study of a commercially available electric car, scientists report that emissions and driving range can vary greatly depending on regional energy sources and climate.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/m1vJ1EzBPWE" height="1" width="1" alt=""/>
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In quest for better lithium-air batteries, chemists boost carbon's stability

Wed, 25 Feb 2015 09:43:17 EST

Chemists report nano-coatings increased the stability of a unique form of carbon, yielding performance gains focused on next generation lithium-air batteries.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/5UCjELVrJEA" height="1" width="1" alt=""/>
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Dendrite eraser: New electrolyte rids batteries of short-circuiting fibers

Tue, 24 Feb 2015 14:31:12 EST

A new electrolyte allows rechargeable batteries to operate well without growing dendrites, tiny pin-like fibers that short-circuit rechargeable batteries.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/U30A2NzDwks" height="1" width="1" alt=""/>
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Using 'fuzzy logic' to optimize hybrid solar/battery systems

Tue, 24 Feb 2015 11:29:29 EST

A group of researchers in Tunisia and Algeria show how fuzzy logic has helped them create an ideal photovoltaic system that obeys the supply-and-demand principle and its delicate balance. They have now described this new sizing system of a solar array and a battery in a standalone photovoltaic system.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/HcL8lnq-EIQ" height="1" width="1" alt=""/>
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Radio chip for the 'Internet of things'

Mon, 23 Feb 2015 12:26:53 EST

A circuit that reduces power leakage when transmitters are idle could greatly extend battery life.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/_AgiHBo5Hrw" height="1" width="1" alt=""/>
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New paper-like material could boost electric vehicle batteries

Wed, 18 Feb 2015 16:58:30 EST

Researchers have developed a novel paper-like material for lithium-ion batteries. It has the potential to boost by several times the specific energy, or amount of energy that can be delivered per unit weight of the battery.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/0CmTvxDSUIw" height="1" width="1" alt=""/>
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Better batteries inspired by lowly snail shells

Wed, 11 Feb 2015 12:25:27 EST

Researchers have isolated a peptide, a type of biological molecule, which binds strongly to lithium manganese nickel oxide (LMNO), a material that can be used to make the cathode in high performance batteries. The peptide can latch onto nanosized particles of LMNO and connect them to conductive components of a battery electrode, improving the potential power and stability of the electrode.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/aOX8zUUJEE0" height="1" width="1" alt=""/>
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To reassure electric car buyers, combine battery leasing with better charging

Wed, 28 Jan 2015 15:22:03 EST

A proper choice of business model plays a critical role in electric vehicle industry where many consumers are subject to range and resale anxieties. In particular, a combination of owning or leasing electric batteries and improving charging technology can reassure such skeptics and help increase the electric vehicle adoption, according to a new study.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/8Sgi-cjNR-0" height="1" width="1" alt=""/>
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'Bulletproof' Battery: Kevlar Membrane for Safer, Thinner Lithium Rechargeables

Tue, 27 Jan 2015 09:59:25 EST

New battery technology should be able to prevent the kind of fires that grounded Boeing 787 Dreamliners in 2013. The innovation is an advanced barrier between the electrodes in a lithium-ion battery.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/btOrQGtiXN0" height="1" width="1" alt=""/>
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First public lighting system that runs on solar and wind energy

Tue, 20 Jan 2015 08:58:19 EST

Scientists have developed the first autonomous industrialized public lighting system that works with solar and wind energy.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/JAIqN6ipQg4" height="1" width="1" alt=""/>
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Glass for battery electrodes

Tue, 13 Jan 2015 11:15:33 EST

Today's lithium-ion batteries are good, but not good enough if our future energy system is to rely on electrical power. Chemists and materials scientists have now developed a type of glass that can be used as an electrode material in lithium-ion batteries -- likely making a vast improvement in these batteries' capacity and energy density.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/bz37SMRJoXM" height="1" width="1" alt=""/>
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Chemist one step closer to a new generation of electric car battery

Mon, 12 Jan 2015 13:55:31 EST

An ultra-thin nanomaterial is at the heart of a major breakthrough by scientists who are in a global race to invent a cheaper, lighter and more powerful rechargeable battery for electric vehicles.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/RCK3zxSMb64" height="1" width="1" alt=""/>
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Compact batteries enhanced by spontaneous silver matrix formations

Thu, 08 Jan 2015 14:13:13 EST

A conductive silver matrix forming inside an otherwise poorly performing battery enhances its efficiency and potential applications. X-rays revealed where, when, and how these nanoscale "bridges" emerge.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/nTjMKt_WhfY" height="1" width="1" alt=""/>
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Possible avenue to better electrolyte for lithium ion batteries

Fri, 19 Dec 2014 16:06:02 EST

Researchers carried out the first X-ray absorption spectroscopy study of a model electrolyte for lithium-ion batteries and may have found a pathway forward to improving LIBs for electric vehicles and large-scale electrical energy storage.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/1u98uaFsoGU" height="1" width="1" alt=""/>
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Improving rechargeable batteries by focusing on graphene oxide paper

Thu, 18 Dec 2014 15:45:56 EST

An engineering team has discovered some of graphene oxide's important properties that can improve sodium- and lithium-ion flexible batteries.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/3YSV1qBOzEo" height="1" width="1" alt=""/>
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Getting bot responders into shape

Thu, 18 Dec 2014 09:09:29 EST

Scientists are tackling one of the biggest barriers to the use of robots in emergency response: energy efficiency. They are developing technology that will dramatically improve the endurance of legged robots, helping them operate for long periods while performing the types of locomotion most relevant to disaster response scenarios.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/yfOzNn3jtqs" height="1" width="1" alt=""/>
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Smart window that tints and powers itself invented

Wed, 17 Dec 2014 07:43:31 EST

Scientists have developed a smart window which can darken or brighten without the need for an external power source.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/kk282pvcHYM" height="1" width="1" alt=""/>
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Future batteries: Lithium-sulfur with a graphene wrapper

Tue, 16 Dec 2014 11:27:42 EST

What do you get when you wrap a thin sheet of the "wonder material" graphene around a novel multifunctional sulfur electrode that combines an energy storage unit and electron/ion transfer networks? An extremely promising electrode structure design for rechargeable lithium-sulfur batteries.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/sbVxijF9q7Q" height="1" width="1" alt=""/>
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Low-grade waste heat regenerates ammonia battery

Wed, 03 Dec 2014 12:53:22 EST

An efficient method to harvest low-grade waste heat as electricity may be possible using reversible ammonia batteries, according to engineers. Low-grade waste heat is an artifact of many energy-generating methods. In automobiles, waste heat generated in winter is diverted to run the vehicle heating system, but in the summer, that same waste heat must be dissipated to the environment.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/2T3gMhscJpY" height="1" width="1" alt=""/>
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Lengthening life of high capacity silicon electrodes in rechargeable lithium batteries with novel rubber-like coating

Tue, 02 Dec 2014 14:49:47 EST

A new study will help researchers create longer-lasting, higher-capacity lithium rechargeable batteries, which are commonly used in consumer electronics. Researchers have shown how a coating that makes high capacity silicon electrodes more durable could lead to a replacement for lower-capacity graphite electrodes.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/h3KKHLhiHB0" height="1" width="1" alt=""/>
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New electrolyte for construction of magnesium-sulfur batteries

Thu, 27 Nov 2014 08:21:50 EST

Scientists have now developed an electrolyte that may be used for the construction of magnesium-sulfur battery cells. With magnesium, higher storage densities could be achieved than with lithium. Moreover, magnesium is abundant in nature, it is non-toxic, and does not degrade in air.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/WGX1gjgzsJ8" height="1" width="1" alt=""/>
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Matched 'hybrid' systems may hold key to wider use of renewable energy

Wed, 26 Nov 2014 14:42:43 EST

The use of renewable energy in the United States could take a significant leap forward with improved storage technologies or more efforts to 'match' different forms of alternative energy systems that provide an overall more steady flow of electricity, researchers say in a new report.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/QbO3E34aH04" height="1" width="1" alt=""/>
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A path to brighter images and more efficient LCD displays

Thu, 20 Nov 2014 09:16:29 EST

Engineers have developed a polarizing filter that allows in more light, leading the way for mobile device displays that last much longer on a single battery charge and cameras that can shoot in dim light.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/g1a1g4JBN9E" height="1" width="1" alt=""/>
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'Forests' of carbon nanotubes grown on 3-D substrates

Tue, 11 Nov 2014 17:01:36 EST

Researchers are growing vertically aligned “forests” of carbon nanotubes on three-dimensional (3-D) conductive substrates to explore their potential use as a cathode in next-gen lithium batteries.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/Ic7ai1vnzAk" height="1" width="1" alt=""/>
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A billion holes can make a battery

Mon, 10 Nov 2014 12:42:27 EST

Researchers have invented a single tiny structure that includes all the components of a battery that they say could bring about the ultimate miniaturization of energy storage components.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/gBm7Fq3NbA8" height="1" width="1" alt=""/>
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New technique for generating electricity

Mon, 10 Nov 2014 08:34:00 EST

Research scientists have demonstrated a new technique for generating electrical energy. The new method can be used in harvesting energy from mechanical vibrations of the environment and converting it into electricity. Energy harvesters are needed, for example, in wireless self-powered sensors and medical implants, where they could ultimately replace batteries. In the future, energy harvesters can open up new opportunities in many application areas such as wearable electronics.<img src="//feeds.feedburner.com/~r/sciencedaily/matter_energy/batteries/~4/N8iSvwZQyBM" height="1" width="1" alt=""/>
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