Aug 25, 2016: Every year, humans advance climate change and global warming by injecting about 30 billion tons of carbon dioxide into the atmosphere. Scientists believe they've found a way to convert all these emissions into energy-rich fuel in a carbon-neutral cycle that uses a very abundant natural resource: silicon. Readily available in sand, it's the seventh most-abundant element in the universe and the second most-abundant element in the earth's crust.
Aug 25, 2016: Solar energy can be stored by converting it into hydrogen. But current methods are too expensive and don't last long. Using commercially available solar cells and none of the usual rare metals, researchers have now designed a device that outperforms in stability, efficiency and cost.
Aug 24, 2016: Researchers have new findings on the process involving transformations in glass that occur under intense electrical and thermal conditions. New understanding of these mechanisms could lead the way to more energy-efficient glass manufacturing, and even glass supercapacitors that leapfrog the performance of batteries now used for electric cars and solar energy.
Aug 23, 2016: A new class of fuel cells based on a newly discovered polymer-based material could bridge the gap between the operating temperature ranges of two existing types of polymer fuel cells, a breakthrough with the potential to accelerate the commercialization of low-cost fuel cells for automotive and stationary applications.
Aug 23, 2016: A future of soft robots or smart T-shirts may depend on the development of stretchy power sources. But traditional batteries are thick and rigid -- not ideal properties for materials that would be used in tiny malleable devices. In a step toward wearable electronics, a team of researchers has produced a stretchy micro-supercapacitor using ribbons of graphene.
Aug 22, 2016: Researchers have developed a novel nanomaterial that could improve the performance and lower the costs of fuel cells by using fewer precious metals like platinum or palladium.
Aug 19, 2016: Lowering costs and time to market are imperative if fuel cells are to succeed. With the advent of 3D printing, the production of fuel cells seems like a natural fit. In May 2014, I had talked about how DTU Energy Conversion had modified a HP 1000 ink jet printer to print fuel cells rapidly ……
Aug 16, 2016: Scientists have genetically modified a common soil bacteria to create electrical wires that not only conduct electricity, but are thousands of times thinner than a human hair.
Aug 16, 2016: A new lithium-ion battery made entirely of solid material has been developed by scientists. They report that it contains neither liquids nor gels. The battery cannot ignite, even at very high temperatures, giving it a safety advantage over conventional batteries.
Aug 9, 2016: Using a unique combination of advanced computational methods, chemical engineers have demystified some of the complex catalytic chemistry in fuel cells -- an advance that brings cost-effective fuel cells closer to reality.
Aug 9, 2016: Solutions including electric and hydrogen fuel cell vehicles, vehicle connectivity, and automation are examined.
Aug 9, 2016: Synthetic biology is an emerging and rapidly evolving engineering discipline. Now scientists have engineered a chemically switchable version of the light-driven proton pump proteorhodopsin -- an essential tool for efficiently powering molecular factories and synthetic cells.
Aug 8, 2016: Applying nanotechnology to fuel cells gives them more oomph, report researchers. The project is part of a $13 million program to advance fuel cell performance and durability and hydrogen storage technologies announced last month.
Aug 8, 2016: The capacity of lithium-ion batteries might be increased by six times by using anodes made of silicon instead of graphite. Researchers have observed for the first time in detail how lithium ions migrate into thin films of silicon. It was shown that extremely thin layers of silicon would be sufficient to achieve the maximal load of lithium.
Aug 4, 2016: Scientists have developed an oxygen-assisted aluminum/carbon dioxide power cell that uses electrochemical reactions to both sequester the carbon dioxide and produce electricity.
Aug 4, 2016: Scientists have developed a working battery that self-destructs in water. It's part of a field of study called 'transient electronics.' The battery project presented many challenges, including a complex structure and difficulties in fabrication.
Aug 3, 2016: Researchers have created a new silicon-tin nanocomposite anode that could lead to lithium-ion batteries that can be charged and discharged more times before they reach the end of their useful lives. The longer-lasting batteries could be used in everything from handheld electronic devices to electric vehicles.
Aug 3, 2016: Hydrogen is widely regarded as a promising and clean alternative energy source. The traditional source of hydrogen for fuel cell use is water, which is split into hydrogen and oxygen. But oxygen is a low-value product. So, this week, researchers report a new approach and a new catalyst that can produce not just hydrogen but also valuable chemicals, including the most common ingredient in nail polish.
Aug 3, 2016: A team chemists has created a battery that stores energy in a biologically derived unit, paving the way for cheaper consumer electronics that are easier on the environment.The battery is similar to many commercially-available high-energy lithium-ion batteries with one important difference. It uses flavin from vitamin B2 as the cathode: the part that stores the electricity that is released when connected to a device.
Aug 2, 2016: Thanks to a reaction that resembles a sort of proton pinball game, a thin layer of moisture on the surface of a catalysts can improve the efficiency of fuel cells, devices used to transform chemical energy (a fuel like hydrogen, for example) directly into electricity without releasing greenhouse gases in emissions.
Jul 28, 2016: Researchers have engineered a potentially game-changing solar cell that cheaply and efficiently converts atmospheric carbon dioxide directly into usable hydrocarbon fuel, using only sunlight for energy.
Jul 27, 2016: A new wrinkle on an old technology -- solid-state thermophotovoltaics (TPV) -- could provide a high-efficiency alternative for directly converting high-temperature heat from concentrated solar thermal to utility-scale electricity.
Jul 26, 2016: In 2009, I talked about how naturally occurring hydrogen is being leaked from the earth’s crust in Russia (see image at top), Europe and a few other places. I posited that one day this free hydrogen gas could one day be used to fuel cars. In 2011, I asked the rhetorical question of whether or ……
Jul 26, 2016: Silicon-air batteries are viewed as a promising and cost-effective alternative to current energy storage technology. However, they have thus far only achieved relatively short running times. Researchers have now discovered why.
Jul 25, 2016: Scientists has developed a novel way to produce two-dimensional nanosheets by separating bulk materials with nontoxic liquid nitrogen. The environmentally friendly process generates a 20-fold increase in surface area per sheet, which could expand the nanomaterials' commercial applications.
Jul 25, 2016: A new kind of lithium-oxygen battery, using glass nanoparticles of lithium oxides, could provide more energy, and much better stability and energy efficiency, report scientists.
Jul 22, 2016: Scientists have revealed temperature-dependent energy conversion of molecular hydrogen on ice surfaces, suggesting the need for a reconsideration of molecular evolution theory.
Jul 20, 2016: A garnet-type, fast ionic conducting oxide has been created by scientists. The developed garnet-type oxide showed not only high ionic conductivity around 1 mS/cm at room temperature, but also high electrochemical stability. Using this material as a solid electrolyte, an all-solid-state lithium battery was fabricated and its reversible charge and discharge reaction was demonstrated successfully. This finding contributes to the realization of highly safe, rechargeable batteries for large-scale power sources.
Jul 18, 2016: Researchers have determined a key step in improving solid oxide fuel cells, a promising clean energy technology that has struggled to gain wide acceptance in the marketplace. The researchers determined a way to improve one of the primary failure points for the fuel cell, overcoming key issues that have hindered its acceptance.
Jul 13, 2016: Auto industry experts predict that more than 50 percent of cars on the road by 2020 will use a relatively new type of fuel-efficient engine. This transition, however, has raised questions about its ultimate effect on the climate. A new study has found that because the newer engines emit higher levels of the climate-warming pollutant black carbon than traditional engines, their impact on the climate is uncertain.
Jul 12, 2016: Now that hydrogen fuel cell buses have become more commonplace, I need to ask the question where are all of the hydrogen fuel cell school buses? One of the many advantages of traditional hydrogen fuel cell passenger buses (besides being greener running and involving less maintenance) is that they are before the public eye and ……
Jul 7, 2016: In the past few weeks, two major stories broken about the use of ethanol to power fuel cells. Does this mean that ethanol plus FCEVs will take over the market? On June 14, 2016, Nissan announced that they were developing a Solid Oxide Fuel-Cell (SOFC) vehicle that runs on bio-ethanol (see picture at top). According ……
Jul 7, 2016: Researchers developed an alternative fatty acid synthase (FAS) system in which enzymes from other organisms work with the native FAS in E. coli to improve the microbe’s capacity for chemical production.
Jul 7, 2016: A new study look into the quest for sustainable fuel, and how solar energy can be transformed into exactly this. The new procedure uses the sun's thermal energy to convert carbon dioxide and water directly into synthetic fuel.
Jul 6, 2016: An international team of researchers has demonstrated a new way to increase the robustness and energy storage capability of a particular class of 'lithium-rich' cathode materials -- by using a carbon dioxide-based gas mixture to create oxygen vacancies at the material's surface. Researchers said the treatment improved the energy density -- the amount of energy stored per unit mass -- of the cathode material by up to 30 to 40 percent.
Jul 6, 2016: Urine can be transformed into electricity with the help of bacterial metabolism, thanks to a new device. A test cubicle was installed at Glastonbury festival, but the final aim is to improve sanitation facilities in Developing World countries or in areas where there is limited electricity generation, such as refugee camps.
Jul 4, 2016: Materials researchers have developed a very simple and cost-effective procedure for significantly enhancing the performance of conventional Li-ion rechargeable batteries. The procedure is scalable in size, so the use of rechargeable batteries will be optimized in all areas of application-whether in wristwatches, smartphones, laptops or cars, explain scientists. Battery storage capacity will be significantly extended, and charging times reduced, they say.
Jul 3, 2016: Tata Motors has developed a 30-seat hydrogen fuel cell bus for the street of India. The bus has roof-mounted hydrogen cylinders, 114 hp fuel cells and lithium ion batteries for energy storage. According to Tata Motors (the 4th largest bus manufacturer in the world), the advantages of this FC bus include: Gasoline engines in conventional ……
Jul 1, 2016: A team of researchers has demonstrated a proof-of-concept three-dimensional paper-based microbial fuel cell (MFC) that could take advantage of capillary action to guide the liquids through the MFC system and to eliminate the need for external power.
Jun 30, 2016: Researchers have developed a new diamond anvil cell by micro-fabricating a superconducting diamond, which conducts electricity like metal and serves as electrodes, on the world's hardest and chip-proof-nano-polycrystalline diamond.
Jun 29, 2016: Flexible solar panels would benefit from stretchable, damage-resistant, transparent metal electrodes. Researchers found that topology and the adhesion between a metal nanomesh and the underlying substrate played key roles in creating such materials.
Jun 28, 2016: Scientists discovered a pyrite-type compound, similar to fool’s gold, that is competitive with platinum for splitting water to produce hydrogen.
Jun 28, 2016: A simple process made an electrode that absorbs sunlight and produces oxygen on tiny cobalt islands on a silicon electrode.
Jun 27, 2016: A hydrogen-fuel economy could finally become a reality with the recent discovery of a cheap, stable and efficient means of getting hydrogen from water.
Jun 26, 2016: In May 2006, I had talked about how hydrogen fuel cell plugin hybrid vehicles may be the best option going forward. As recently as November 2015, I had asked Toyota to develop a Plugin H2 FCEV. Well, this month Mercedes has announced that their hydrogen-powered GLC F-Cell FCEV Plugin SUV will be available for commercial ……
Jun 24, 2016: Chemists have come one step closer to generating energy from sunlight: for the first time, they were able to reproduce one of the crucial phases of natural photosynthesis with artificial molecules.
Jun 21, 2016: by guest blogger Stan Thompson 21 June, 2016: Today, Eva Grey, writing in Railway-Technology.com, described the quintessential model indicating where hydrail (hydrogen fuel cell railway) technology is headed. In her story, “German state thrusts hydrogen-powered hydrail into the spotlight,” Ms. Grey breaks the story of plans by the State of Schleswig-Holstein in northern Germany to convert ……
Jun 20, 2016: Researchers have discovered a new way to optimize electron transfer in semi-conductors used in solar fuel solutions.
Jun 20, 2016: Researchers have presented a sediment Microbial Fuel Cell (sMFC) system for remotely investigating the physiology and ecology of electrically active microbes in submerged field sites. Depending on the depth at which device components were submerged, scientists observed variation in start-up time and electricity generation.
Jun 17, 2016: New technologies have now been developed to tackle two of the world's biggest energy challenges -- clean fuel for transportation and grid-scale energy storage.