Jan 21, 2017: “Science is about knowing; engineering is about doing.” Henry Petroski While Sir William Robert Grove’s invention of the ‘gas voltaic cell’ lay dormant for many years, steam engines were making progress. Then, suddenly, the new-fangled internal combustion engine (ICE) was in the news. It could be observed at many exhibitions and at World Fairs, and ……
Jan 18, 2017: The world relies heavily on gasoline and other hydrocarbons to power its cars and trucks. In search of an alternative fuel type, some researchers are turning to the stuff of fireworks and explosives: metal powders. And now one team is reporting a method to produce a metal nanopowder fuel with high energy content that is stable in air and doesn't go boom until ignited.
Jan 18, 2017: For the first time, it is now possible to produce functional OLED electrodes from graphene. The OLEDs can, for example, be integrated into touch displays, and the miracle material graphene promises many other applications for the future.
Jan 14, 2017: “Whatever one man is capable of conceiving, other men will be able to achieve” – Jules Verne After talking ‘organic horsepower’ in the previous article, let’s get back to mechanical horsepower and onto the long path of the history of hydrogen and fuel cells. As you may know, one-third of all automobiles were battery-powered electric ……
Jan 11, 2017: The same deposit that builds up in many tea kettles or water pipes in areas where calcium-rich water is the norm might be just the (cheap) ticket to rid contaminated seawater of toxic metals.
Jan 11, 2017: Engineers have taken inspiration from biological evolution and the energy savings garnered by birds flying in formation to improve the efficiency of plug-in hybrid electric vehicles (PHEVs) by more than 30 percent.
Jan 7, 2017: “True greatness is when your name is like ampere, watt, and diesel — when it’s spelled with a lower case letter.” Richard Hamming It is also great that new automakers use old pioneers’ names, such as Tesla, Nicola, Faraday — and who next? It takes many great minds and many years to make a ……
Jan 4, 2017: A new study has introduced a new artificial leaf that generates hydrogen, using the power of the Sun to mimic underwater photosynthesis.
Dec 31, 2016: May the New Year 2017 bring you good health, happiness and success. May autonomous vehicles keep us safe. May hydrogen be our gas in the future. May fuel cell cars be in your dreams and driveway. “Life is infinitely stranger than anything which the mind of man could invent.” Arthur Conan Doyle In retrospect, ……
Dec 29, 2016: Applying electric field in the ammonium based solution has been used for the fabrication of different forms of copper hydroxide nanostructures. The supercapacitance performance of synthesized nanostructures has been investigated and high specific capacitance of 178 F/g at scan rate of 20 mVs-1 was obtained. The fast, simple and low cost electric field enhanced synthesis method proposed here can be used for fabrication of high performance Cu(OH)2 nanostructured supercapacitance electrodes.
Dec 23, 2016: A one-time diversion from the tedious, tiresome (NOT) history — includes fuel cells, though!! A Christmas story in three parts for the young and the young at heart – to read during the holidays ‘Twas the night before Christmas, and Santa was sad. He had wished for a small sportscar – an Audi TT at ……
Dec 21, 2016: Researchers have created a bacteria-powered battery on a single sheet of paper that can power disposable electronics. The manufacturing technique reduces fabrication time and cost, and the design could revolutionize the use of bio-batteries as a power source in remote, dangerous and resource-limited areas.
Dec 20, 2016: A new material embeds sodium metal in carbon and could improve electrode performance in energy devices. Scientists ran tests on the sodium-embedded carbon and it performed better than graphene in dye-sensitized solar cells and supercapacitors.
Dec 20, 2016: Researchers have developed an efficient "green" hydrogen production system that operates at room temperature in air.
Dec 19, 2016: Researchers have announced a transformative development in the race to produce batteries that are at once safe, powerful, and affordable.
Dec 19, 2016: Scientists are exploring water management in an alternative proton exchange membrane type, called PFIA. The experiments have been conducted using the infrared facilities of BESSY II synchrotron to reveal how water is retained even at dry conditions in PFIA. The observations explain why PFIA membranes are superior to the widely used NAFIONTM membranes at higher temperatures and low humidity.
Dec 17, 2016: In April of 2016, I wrote a blog post titled “Where are all of the hydrogen trucks?” Now, as of December 2016, the Nikola Motor Company has answered this call by unveiling the Nikola One and Nikola Two long-haul, class 8 hydrogen fuel cell trucks. The Nikola Two is very similar to the Nikola One ……
Dec 17, 2016: “Three great actions; Explore, Experiment, Evolve.” Laila Gifty Akita The French Patent Number 731 gave Rivaz title to the use of combustible gasses, instead of steam, in a piston-type engine. The combustion pushed a heavy piston upward in a cylinder. Atop the piston is a toothed rod that engages with a gear wheel on ……
Dec 16, 2016: New catalysts containing platinum and lead could improve the efficiency of fuel cells -- a promising technology for producing clean energy.
Dec 15, 2016: A team of materials scientists and electrical engineers has designed a mechanical energy transducer that points toward a new direction in scalable energy harvesting of unused mechanical energy, including wind, ocean waves and human motion.
Dec 13, 2016: A team of researchers claims to have made yet another step towards finding a solution to accelerate the commercialization of silicon anode for Lithium-ion batteries.
Dec 12, 2016: The best road to zero-emission vehicles lies in fuel-cell technology. It preserves the advantages of gasoline automobiles, with low upfront costs, long driving range and fast refueling. But he also believes a new fuel-cell technology may be necessary. A new paper offers a strategic roadmap.
Dec 10, 2016: “Our duty is to preserve what the past has had to say for itself, and to say for ourselves what shall be true for the future.” John Ruskin That awesome and humbling duty befalls historians. That said, this writer has experienced how much information is lost from as little as one-hundred, even fifty years ago, ……
Dec 9, 2016: The storage of photogenerated electric energy and its release on demand are still among the main obstacles in artificial photosynthesis. One of the most promising, recently identified photocatalytic new materials is inexpensive graphitic carbon nitride. Scientists have now explored a modified form that can produce light-generated electrons and store them for catalytic hydrogen production even after the light has been switched off.
Dec 8, 2016: Pushing nanoscale battery developments in the right direction can help create a sustainable transport sector, suggests investigators in a new report.
Dec 8, 2016: by guest blogger Stan Thompson Most profound thanks from the Mooresville Hydrail Initiative to the editors of the International Journal of Hydrogen Energy for the cover story on the 2003 American* origin of hydrogen fuel cell passenger railways in the December, 2016, issue! We don’t know of another instance where major elements of the world’s infrastructure (diesel and catenary railway electrification) have ……
Dec 7, 2016: New research has focused on developing a new catalyst that would lead to large-scale implementation of capture and conversion of carbon dioxide (CO2).
Dec 5, 2016: The improvement of batteries is one of the key factors in increasing the performance of electric vehicles. To this end scientists are employing advanced X-ray spectroscopy of battery electrodes under operating conditions. Recently this has provided new insight in the process responsible for capacity fading of Li-ion batteries.
Dec 3, 2016: “A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.” Winston Churchill Uncertainty about the future exists everywhere; change creates hesitation. Should the government go ‘right’, should it lean ‘left’, should it turn ‘green’? Which energy policy should be promoted? Nature itself seems uncertain of where to go. ……
Dec 1, 2016: New materials have been designed that could be used to store hydrogen fuel more efficiently in vehicles or other devices that use clean energy.
Dec 1, 2016: Researchers have developed a new method for producing hydrogen, which is fast, irreversible, and takes place at much lower temperature using less energy. This innovation is expected to contribute to the spread of fuel cell systems for automobiles and homes.
Nov 24, 2016: Squeezing a platinum catalyst a fraction of a nanometer nearly doubles its catalytic activity, say researchers, a finding that could lead to better fuel cells and other clean energy technologies.
Nov 24, 2016: Construction vehicles waste fuel by remaining on full power whilst idle. New research is working to make vehicles more fuel efficient and cheaper with electrical systems, say investigators.
Nov 21, 2016: Researchers are working on an efficient and inexpensive method for the production of organic plastics. In the a new project, they use microorganisms that produce polyhydroxybutyric acid from flue gas, air, and renewable power. The optimized process of microbial electrosynthesis opens up further perspectives for the future production of biofuel or for the storage of power from regenerative sources in the form of chemical products, for instance. …
Nov 15, 2016: With energy conservation expected to play a growing role in managing global demand, materials and methods that make better use of existing sources of energy have become increasingly important. Researchers now report that they have demonstrated a step forward in converting waste heat - from industrial smokestacks, power generating plants or even automobile tailpipes - into electricity.
Nov 15, 2016: Researchers have developed a hybrid of a fuel cell and capacitor on a biocatalytic basis. With the aid of enzymatic processes, what’s known as a biosupercapacitor efficiently generates and stores energy. The trick: the enzymes are embedded in a stable polymer gel, which can store a large amount of energy.
Nov 14, 2016: Many communities would be better off investing in electric vehicles that run on batteries instead of hydrogen fuel cells, in part because the hydrogen infrastructure provides few additional energy benefits for the community besides clean transportation, say experts.
Nov 11, 2016: A team of scientists have used pectin with a high degree of methylation as the medium to create a new architecture of hybrid device with a double-layered polyelectrolyte that alone drives memristive behavior.
Nov 8, 2016: Smartphones, laptops, electric cars -- whatever the device, an efficient battery is high on any user's wish list. The search for the next-generation battery has recently focused on sodium- oxygen batteries. Theoretically, these should provide previously unattainable efficiency but their practical implementation has proven to be a stumbling block. Researchers now report that a highly concentrated electrolyte solution may make the sodium-oxygen battery more stable, and therefore more practicable.
Nov 2, 2016: Employing a novel sensor made of graphene – a one-atom-thin layer of carbon – researchers have gained new insight into the process of programmed cell death in mitochondria, possibly opening the door to new ways of forcing cancer cells to self-destruct. They also hit a scientific jackpot of sorts by finding that an accepted paradigm of how cells create energy is only half-right.
Nov 2, 2016: With residential solar energy ramping up, consumers are looking for ways to store extra energy without breaking the bank. To help solve this problem, a team of scientists has come up with a novel possibility: do-it-yourself, scrap-metal batteries.
Oct 27, 2016: Physicists have identified a long-missing piece in the puzzle of exactly how fossil fuel combustion contributes to air pollution and a warming climate. Performing chemistry experiments in a new way, they observed a key molecule that appears briefly during a common chemical reaction in the atmosphere.
Oct 26, 2016: A new prototype of a lithium-sulphur battery -- which could have five times the energy density of a typical lithium-ion battery -- overcomes one of the key hurdles preventing their commercial development by mimicking the structure of the cells which allow us to absorb nutrients.
Oct 25, 2016: A way to more efficiently create hydrogen from water has been discovered by scientists, representing an important step in making renewable energy production and storage viable.
Oct 24, 2016: Layers of graphene separated by nanotube pillars of boron nitride may be a suitable material to store hydrogen fuel in cars, according to scientists.
Oct 24, 2016: A new method to increase the energy density of lithium batteries has now been created by a researcher. He has built a trilayer structure that is stable even in ambient air, which makes the battery both longer lasting and cheaper to manufacture. The work may improve the energy density of lithium batteries by 10-30%, a new report suggests.
Oct 21, 2016: Engineers are developing cheap, energy-efficient lithium-ion batteries for electric vehicles from silicon in diatomaceous earth. The research could lead to the development of ultra-high capacity lithium-ion batteries for electric vehicles and portable electronics.
Oct 20, 2016: Electronics that can be embedded in clothing are a growing trend. However, power sources remain a problem. Scientists have now introduced thin, flexible, lithium ion batteries with self-healing properties that can be safely worn on the body. Even after completely breaking apart, the battery can grow back together without significant impact on its electrochemical properties.
Oct 20, 2016: Hydrogen is often described as the fuel of the future, particularly when applied to hydrogen-powered fuel cell vehicles. One of the main obstacles facing this technology -- a potential solution to future sustainable transport -- has been the lack of a lightweight, safe on-board hydrogen storage material. A major new discovery has shown that hydrocarbon wax rapidly releases large amounts of hydrogen when activated with catalysts and microwaves.
Oct 18, 2016: Dendrites, whiskers of lithium that grow inside batteries and can cause fires like those in the Samsung Galaxy Note 7, are the bane of next-generation lithium batteries. While they usually spread under cover of darkness in a closed cell, a team of researchers has spied on them by cutting a window in a battery and filming the dendrites as they grew. Their work could help researchers safely take lithium batteries to the next level.