May 27, 2015: Chemists have discovered the key reaction that takes place in sodium-air batteries that could pave the way for development of the so-called holy grail of electrochemical energy storage.
May 21, 2015: Most people see defects as flaws. A few researchers, however, see them as opportunities. Twin boundary defects may present an opportunity to improve lithium-ion batteries.
May 21, 2015: Researchers have developed an electrode consisting of a single-atom-thick layer of carbon to help make more durable artificial muscles. They are hoping to make a robot that can walk and jump on water like a water strider.
May 20, 2015: Some major trucking companies are turning to natural gas to fuel their fleets -- and to earn 'green' credit among customers. But celebrating lower emissions could be premature, according to a recent analysis. Researchers have found that converting heavy-duty trucks to run on natural gas could lead to negative climate impacts if steps are not taken to improve engine efficiency and reduce methane emissions from the fuel's supply chain.
May 19, 2015: The cause of the Hindenburg disaster was most likely a spark to the outer skin of the vessel. This has been well-publicized. Those critics and naysayers who continue to perpetuate the myth that the safety of hydrogen cars are akin to the Hindenburg are either fear-mongering or simply spreading ignorance. So, let’s have a look ...
May 18, 2015: Scientists have solved a long-standing mystery about methanogens, unique microorganisms that transform electricity and carbon dioxide into methane. The results could pave the way for microbial 'factories' that produce renewable biofuels and chemicals.
May 18, 2015: Quantum dots are an ideal nanolab to study the means to turning heat into electricity. Just as alchemists always dreamed of turning common metal into gold, their 19th century physicist counterparts dreamed of efficiently turning heat into electricity, a field called thermoelectrics. Such scientists had long known that in conducting materials the flow of energy in the form of heat is accompanied by a flow of electrons. What they did not know at the time is that it takes nanometric-scale systems for the flow of charge and heat to reach a level of efficiency that cannot be achieved with larger scale systems.
May 18, 2015: A new metal oxide was discovered whose atomic structure includes highly ordered arrays of missing oxygen atoms. This structure allows oxygen ions to move through the material quickly and easily at low temperatures.
May 13, 2015: Spanish researchers who are part of the Photovoltaic and Optoelectronic Devices Group are using high tech plastics plus sunlight to produce hydrogen from water. These plastics are organic in nature and could lead to cheap and abundant hydrogen production. According to Cordis, “One of the main challenges of the project, which will finish in November, ...
May 12, 2015: Scientists have developed a new composite photocathode for generating hydrogen using sunlight. The photocathode consists of a thin film of chalcopyrite coated with a newly developed thin film of titanium dioxide containing platinum nanoparticles. This layer protects the chalcopyrite thin film from corrosion, it acts as a catalyst to speed-up formation of hydrogen even shows photoelectric current density and voltage comparable to those of a chalcopyrite-based thin film solar cell.
May 5, 2015: Ethanol fuel refineries could be releasing much larger amounts of some ozone-forming compounds into the atmosphere than current assessments suggest, a new study finds. Airborne measurements downwind from an ethanol fuel refinery in Decatur, Illinois, show that ethanol emissions are 30 times higher than government estimates. The measurements also show emissions of all volatile organic compounds, which include ethanol, were five times higher than government numbers, which estimate emissions based on manufacturing information.
May 5, 2015: It’s no secret that driverless cars have been making big news recently. Google, Apple and some of the major automakers have been dipping their toes in the development of autonomous vehicles as of late. But where are all of the hydrogen fuel cell self-driving cars? Sure, the Mercedes Benz F 015 concept car recently blipped ...
May 5, 2015: The oil industry believes biodiesel is not to blame for problems that some car owners are experiencing. But the nature of the fuel means that it has to be handled differently than regular petroleum-based diesel, a researcher says, especially in colder climates or if it is stored for longer periods.
Apr 29, 2015: Battery electric vehicle (BEV) diehards want to plug-in rather than fuel up. I get that. This blog post isn’t focused on the diehards but for the other EV enthusiasts who may be misinformed or misunderstand what hydrogen cars are. And this is also a blog pointed to the hybrid vehicle enthusiasts who have a kind ...
Apr 29, 2015: The global industrial sector accounts for more than half of the total energy used every year. Now scientists are inventing a new artificial photosynthetic system that could one day reduce industry's dependence on fossil fuel-derived energy by powering part of the sector with solar energy and bacteria. The system converts light and carbon dioxide into building blocks for plastics, pharmaceuticals and fuels -- all without electricity.
Apr 27, 2015: Riding in a helicopter or airplane can be a noisy experience for passengers. But researchers have developed a membrane that can be incorporated into aircraft to drastically reduce the low-frequency noise that penetrates the cabin.
Apr 27, 2015: Researchers have conducted a study into the possibility of using new and cost effective compounds in lithium ion battery application.
Apr 27, 2015: To directly observe chemical processes in unusual, new materials is a scientific dream, made possible by modern microscopy methods: researchers have, for the first time, captured video images of the attachment of molecules in an ionic liquid onto a submerged electrode. The images from the nanoscale world provide detailed information on the way in which chemical components reorganize when a voltage is applied. New findings based on this information may lead to improved batteries and more energy efficient coating technology or solar engineering.
Apr 23, 2015: For the first time, germanium nanowires have been deposited on indium tin oxide substrate by a simple, one-step process called electrodeposition. The nanowires produced by this method have outstanding electronic properties and can be used as high-capacity anode material for lithium-ion batteries; however, the nanowires were previously too expensive and difficult to produce. This process may resolve the cost issue.
Apr 22, 2015: In anticipation of Earth Day (Happy Earth Day, Folks!), this past weekend I decided geek out and visit four public hydrogen fueling stations in the greater Los Angeles area that I haven’t been to before. Two of the hydrogen fueling stations I’ve already visited in the SoCal region include one in Irvine, CA and one ...
Apr 17, 2015: Researchers have taken a significant step toward the development of a battery that could outperform the lithium-ion technology used in electric cars such as the Chevy Volt. They have shown they can replace the lithium ions, each of which carries a single positive charge, with magnesium ions, which have a plus-two charge, in battery-like chemical reactions, using an electrode with a structure like those in many of today's devices.
Apr 15, 2015: A new breakthrough battery -- one that has significantly higher energy, lasts longer, and is cheaper and safer -- will likely be impossible without a new material discovery. And a new material discovery could take years, if not decades, since trial and error has been the best available approach.
Apr 15, 2015: A university lab produces a thin-film catalyst for both hydrogen and oxygen generation. The material could replace expensive metals like platinum in water-electrolysis devices that produce hydrogen and oxygen for fuel cells.
Apr 15, 2015: According to Reuters news organization, Japan will most likely miss its target of building 100 hydrogen fueling stations by March 2016. According to the report, “Japan looks set to miss its ambitious target of having around 100 hydrogen fuelling stations for fuel-cell cars in operation by March 2016, with just 76 approved after the deadline ...
Apr 15, 2015: A team applied sophisticated mathematical solutions to fine tune water and energy exchange parameters, numerical stand-ins for complex processes, to more accurately simulate water and energy fluxes in an important model under different conditions.
Apr 10, 2015: You're going to have to think very small to understand something that has the potential to be very big. A team of researchers has developed a material that acts as a superhighway for ions. The material could make batteries more powerful, change how gaseous fuel is turned into liquid fuel and help power plants burn coal and natural gas more efficiently.
Apr 10, 2015: Scientists have made a discovery that could dramatically improve the efficiency of batteries and fuel cells. The research involves improving the transport of oxygen ions, a key component in converting chemical reactions into electricity.
Apr 9, 2015: Scientists built a highly active and durable class of electrocatalysts by exploiting the structural evolution of solid platinum-nickel nanocrystals. The novel material enhanced catalytic activity for splitting oxygen, a reaction vital to fuel cells and potentially other uses.
Apr 9, 2015: Fuel Cells | Hydrogen Fuel | Public Transit | TransportationIn an effort to reduce China’s harmful and plentiful greenhouse gas emissions, Chinese company Sifang (a subsidiary of China South Rail Corporation) has developed the world’s first hydrogen powered tram. The tram took two years of research and development to complete, and will be powered entirely by hydrogen fuel cells. Since this is a tram […]…
Apr 8, 2015: Refining natural gas into an easy-to-transport, easy-to-store liquid so far has been a challenge. But now, a new material is making this process a little easier.
Apr 7, 2015: Researchers at Amirkabir University of Technology in Tehran, Iran are experimenting with a “chemical car” that runs on a hydrogen liquid chemical carrier. According to MehrNews.com, “In order to solve the energy crisis in the future, some of the researchers of Amirkabir University of Technology produced chemical cars with environmentally friendly fuel … “…He added ...
Apr 6, 2015: Unlike other hydrogen fuel production methods that rely on highly processed sugars, the team used dirty biomass -- the husks and stalks of corn plants -- to create their fuel. This not only reduces the initial expense of creating the fuel, it enables the use of a fuel source readily available near the processing plants, making the creation of the fuel a local enterprise.
Apr 6, 2015: Scientists have invented the first high-performance aluminum battery that's fast-charging, long-lasting and inexpensive. Researchers say the new technology could replace many lithium-ion and alkaline batteries in wide use today.
Apr 2, 2015: Do you come from a land down under? Where women glow and men plunder? If so, then you’re in for a treat as the first mass produced hydrogen car, a Hyundai ix35 Fuel Cell was unveiled in Australia this week. In addition, Australia opened its first and only hydrogen fueling station at the Macquarie Park ...
Mar 31, 2015: Earth-abundant materials based primarily on carbon, nitrogen and transition metal oxides can be combined into highly efficient energy conversion devices. These devices can be used in fuel cells as well as in electrolysis.
Mar 26, 2015: Electric Cars | Fuel Cells | Hydrogen Fuel | TransportationThis Tuesday we had a unique opportunity to preview the Vancouver International Auto Show. This year’s show features a wide variety of electric, hydrogen and hybrid-electric vehicles. We took full advantage and we’re absolutely thrilled to see so many manufacturers putting research and development into clean transportation technologies. Almost every manufacturer had something future-friendly to […]…
Mar 24, 2015: So which is cooler, hydrogen cars or driverless cars? And why can’t we have both? That’s what Mercedes-Benz is saying with their autonomous f 015 fuel cell vehicle. Reddit user SFChillin spotted the car cruising the streets of San Francisco a couple of weekends ago. 7X7.com picked up on the story, “On Thursday morning, a ...
Mar 22, 2015: Researchers have shown how to convert waste packing peanuts into high-performance carbon electrodes for rechargeable lithium-ion batteries that outperform conventional graphite electrodes, representing an environmentally friendly approach to reuse the waste.
Mar 19, 2015: An oxide/carbon composite outperforms expensive platinum composites in oxygen chemical reactions for green energy devices. Electrochemical devices are crucial to a green energy revolution in which clean alternatives replace carbon-based fuels. This revolution requires conversion systems that produce hydrogen from water or rechargeable batteries that can store clean energy in cars. Now, Singapore-based researchers have developed improved catalysts as electrodes for efficient and more durable green energy devices.
Mar 19, 2015: A theoretical and experimental study could lead to improved catalysts for producing hydrogen fuel from waste biomass.
Mar 18, 2015: Using discarded electronic boards, researchers have developed a system for obtaining clean hydrogen that can be used as fuel. The researchers have already registered the patent of the process in Japan.
Mar 18, 2015: In Hamburg, Germany Shell Deutschland Oil GmbH opened its first CEP approved hydrogen fueling station. The technology for the H2Station was created by H2 Logic. According to H2 Logic, “The fueling station is the first in Germany to obtain a 2014 approval from the Public-Private Clean Energy Partnership (CEP) after extensive third party acceptance and ...
Mar 18, 2015: Flexible optoelectronic devices that can be produced roll-to-roll -- much like newspapers are printed -- are a highly promising path to cheaper devices such as solar cells and LED lighting panels. Scientists have now created prototype flexible solar cell modules as well as novel silver-based transparent electrodes that outperform currently used materials.
Mar 17, 2015: Scientists have discovered a high performance cathode material with great promise for use in next generation lithium-sulfur batteries that could one day be used to power mobile devices and electric cars.
Mar 17, 2015: Scientists have developed a highly efficient oxygen-producing electrode for splitting water that has the potential to be scaled up for industrial production of the clean energy fuel, hydrogen. The new technology is based on an inexpensive, specially coated foam material that lets the bubbles of oxygen escape quickly. Unlike other water electrolyzers that use precious metals as catalysts, the electrode is made entirely from two non-precious and abundant metals -- nickel and iron.
Mar 13, 2015: Researchers have shown electrochemical Li insertion and deinsertion property of Ti-Nb mixed oxide Ti2Nb10O29 (TNO) at high current rate is greatly improved by vacuum annealing. This is mainly attributed to enhancement of intrinsic electronic conductivity of TNO by introducing oxygen vacancy. Vacuum-annealed TNO is promising negative electrode material of high power and high safety Li-ion battery for large scale application.
Mar 10, 2015: Many scientists are working to develop green, lightweight, low-cost supercapacitors with high performance, and now two researchers have developed a novel supercapacitor electrode based on a hybrid nanostructure made from a hybrid nickel oxide-iron oxide exterior shell and a conductive iron-nickel core. Its core/shell structure could mean faster charging time and longer battery life in electric vehicles and portable electronics.
Mar 10, 2015: Researchers have synthesized a new thin-film catalyst for use in fuel cells.They report the first-ever epitaxial thin-film growth of Bi2Pt2O7 pyrochlore, which could act as a more effective cathode -- a fundamental electrode component of fuel cells from which positive current flows through an external circuit delivering electric power.
Mar 10, 2015: A new approach to combine solar energy conversion and biomass conversion has been presented by researchers. These are two important research areas for renewable energy, they say.
Mar 9, 2015: A new thin-film coating solves a major problem in the development of artificial photosynthetic systems that can replicate the natural process of photosynthesis to harness sunlight to generate fuels.