Similar Articles |
|
Technology Research News October 20, 2004 Kimberly Patch |
Cooler material boosts fuel cells A cathode that allows solid oxide fuel cells to operate at reduced temperaures promises to lower the cost of fuel cells, which could spur broader adoption of the technology. |
Technology Research News September 22, 2004 Kimberly Patch |
Fuel Cell Converts Waste to Power One problem with fuel cells is that they produce carbon monoxide, which can gum up the works. Researchers have found a way to use the carbon monoxide to produce more energy in a reaction that can take place at room temperature. |
Technology Research News December 1, 2004 Kimberly Patch |
Solar Cell Doubles as Battery Scientists have designed a single, compact device that can both convert solar energy to electricity and store the electricity. |
Chemistry World November 13, 2007 Lewis Brindley |
Hydrogen From Sewage Hits Production Records Scientists have drastically improved the efficiency of bacteria-powered fuel cells that convert biodegradable organic matter into hydrogen gas. They hope their discovery will make it possible to generate hydrogen from sewage, sustainably and on a large scale. |
Technology Research News February 26, 2003 |
Alloy lowers fuel-cell cost Scientists from Lawrence Berkeley National Laboratory have found a way to make fuel cells that are potentially cheaper and easier to manufacture than previous prototypes. The method is a step toward making the relatively clean energy-generating technology commercially viable. |
Technology Research News March 12, 2003 Kimberly Patch |
Cheap solar power on deck Researchers from the University of California at Santa Barbara have come up with a new type of solar cell that may be much less expensive to manufacture than today's solar cells and can be improved to be nearly as efficient. |
Chemistry World July 31, 2008 |
Breakthrough Catalyst for Splitting Water Scientists say they have solved a fundamental problem hampering renewable energy generation - how to split water cheaply into oxygen and hydrogen, under benign conditions, so that the gases can be stored as fuels. |
Technology Research News April 21, 2004 Kimberly Patch |
Material Grabs More Sun Silicon solar cells capture only some of the spectrum of sunlight, limiting their efficiency. A mix of several metals and oxygen could lead to solar cells that capture much more sunlight. The key is misaligning the material's crystal structure by infusing it with oxygen atoms. |
Chemistry World February 19, 2013 Andy Extance |
Insulator pile shows solar potential Stacks of insulating transition metal oxides could effectively convert sunlight into electricity. A team in Austria, has calculated that layering LaVO 3 on a SrTiO 3 base could also deliver advantages conventional semiconductors can't. |
National Defense September 2006 Grace Jean |
Fuel Cell Technology Positioned as Viable Alternative to Generators Developers of fuel cell technologies are confident that they can answer the call for "more power on the battlefield." |
Chemistry World December 18, 2008 Alex Hellemans |
Fuel cells without platinum Looking for ways to avoid using costly and scarce platinum in fuel cells, Chinese researchers have reported details of a fuel cell that uses cheap nickel as a catalyst. |
Popular Mechanics November 2006 Wise & Hutchinson |
The Truth About Hydrogen Can the simplest element in the universe really power our homes, fuel our cars and reduce our contribution to global warming? PM crunches the numbers on the real hydrogen economy. |
Technology Research News May 18, 2005 |
Catalyst Boosts Gasoline Fuel Cells Researchers have come up with a catalyst layer that can be put over a conventional anode to reform the fuel within the fuel cell. This allows hydrocarbons like gasoline to be used directly in fuel cells. |
Technology Research News December 31, 2003 |
Micro fuel cell runs cool Researchers have made a tiny methane fuel cell that works at 60 degrees Celsius. They have also shown that the fuel cell can use high concentration methanol to increase its operating time. |
Technology Research News May 19, 2004 Kimberly Patch |
Solar Crystals Get 2-for-1 Ordinary solar cells are designed to generate one electron for every photon they absorb. Solar cells made from nanocrystals open another possibility -- two electrons for every photon -- that promises to boost the potential amount of energy that can be harvested from the sun. |
IEEE Spectrum March 2008 Willie D. Jones |
Super Soaker Inventor Invents New Thermoelectric Generator Lonnie Johnson has moved on from high-powered squirt guns to a chip that converts heat from the sun into electricity. |
Chemistry World October 2011 |
Fuelling the Future Fuel cell vehicles have taken a back seat to battery and hybrid power in recent years. But hydrogen still holds promise in the long term. |
Geotimes June 2006 Stephen L. Gillett |
A Nanotechnology Revolution for the Geosciences Wastewater streams, acid-mine drainage, seawater, concentrated natural brines such as those in oilfields or saline lakes -- sometimes viewed now as problems -- all could become potential sources of materials with the help of nanotechnology. |
Chemistry World May 2009 |
The artificial leaf Using sunlight to split water molecules and form hydrogen fuel is one of the most promising tactics for kicking our carbon habit. |
Chemistry World September 21, 2010 Hayley Birch |
Self-pumping membrane mimics cell machinery US researchers have imitated the transport functions of biological membranes by incorporating tiny pumps into synthetic membranes. They say their 'self-pumping' mimics could be used in compartment-less fuel cells. |
Technology Research News December 15, 2004 Kimberly Patch |
Molecule Harvests Water's Hydrogen The key to producing clean hydrogen energy is finding a non-polluting method to extract pure hydrogen from its most abundant source, water. Researchers have developed a supramolecular complex that could be used in devices that use light energy to extract hydrogen from water. |
Chemistry World November 17, 2011 Ross McLaren |
Giving Fuel Cells a Vitamin Boost Vitamin B12 could replace platinum catalysts in fuel cells as a cheaper alternative. |
Reactive Reports March 2005 David Bradley |
Fuel Cells US scientists have demonstrated a significant boost to fuel cells that could also cut costs. By coating the cathode with a thin layer of platinum instead of using solid metal, efficiency is raised by ten percent and the use of expensive platinum can be reduced. |
Technology Research News November 5, 2003 Kimberly Patch |
Micro waterflows make power Apply electricity to a microscopic tube of water and the water flows. Turn the equation around and force water through the tube instead, and electricity flows. Put enough of the tiny tubes together -- several million or so -- and you get useful amounts of power, and a new, clean source of energy. |
Technology Research News October 8, 2003 |
Bacteria make more electricity Researchers from the University of Massachusetts at Amherst have identified a microorganism that is particularly good at converting sugars to electricity under natural conditions. |
Technology Research News December 17, 2003 |
Solid fuel cell works in heat California Institute of Technology researchers have built a type of fuel cell that uses a solid acid electrolyte and either hydrogen or methanol as fuel. It could eventually be used to power cars. |
IEEE Spectrum December 2011 Strano & Kalantar-Zadeh |
Nanodynamite Fuel-coated nanotubes could provide bursts of power to the smallest systems |
IEEE Spectrum October 2005 Salvatore Coffa |
Light From Silicon For decades, silicon was a semiconducting dim bulb, but now we can make it into LEDs that match the best made from more exotic materials |
Technology Research News May 4, 2005 |
Nano Pyramids Boost Fuel Cells Researchers have devised a way to make iridium surfaces that are extremely finely textured. The surface is textured with pyramids which increases the available surface area of the metal. The increased surface area speeds the catalytic reaction that breaks down ammonia to extract hydrogen. |
Technology Research News December 11, 2002 Kimberly Patch |
Material soaks up the sun The semiconductor indium nitride got a raw deal a few decades back when it was misclassified as a mediocre photovoltaic. It turns out the stuff could be a champ at changing sunlight into electricity. If all goes according to plan, indium nitride will make for more efficient solar cells. |
Chemistry World April 26, 2007 Richard Van Noorden |
Hydrogen Busters go Synthetic Chemists have created a small molecule which mimics the way natural enzymes chew up hydrogen. The model should inspire designs for new catalysts that can break up hydrogen in fuel cells; or (running in reverse) help produce the fuel for a hydrogen economy. |
Technology Research News July 27, 2005 |
Micro fuel cell packs power Researchers have built a propane-driven fuel cell that's not much bigger than a watch battery, but lasts much longer. |
Chemistry World August 15, 2012 Andy Extance |
Cells step toward plugless charging What if you could charge your phone's battery by slotting it into the sole of your shoe and walking on it? That bizarre scenario has just become more likely, thanks to Zhong Lin Wang and his team at the Georgia Institute of Technology, US. |
Chemistry World March 2006 Joe McEntee |
Fuel Cells Head for Mass Market At the end of the day, wide-scale commercialization is a numbers game and developers will prosper or perish based on how they fare against metrics such as durability, reliability, cost and, most brutal of all, profitability. It's time to start delivering. |
Chemistry World June 17, 2010 Hayley Birch |
Keeping the heat up for super-efficient solar cells US scientists have found a way to siphon off the 'hot' electrons that are responsible for much of the energy lost in current solar cells. |
Technology Research News March 10, 2004 Eric Smalley |
Red wine mends solar cells Researchers from the University of Toledo have found a way to increase energy production using red wine. |
Technology Research News December 19, 2005 |
Quantum computing: qubits Quantum bits, or qubits, are the quantum equivalent of the transistors that make up today's computers. There are four established qubit candidates: ion traps, quantum dots, semiconductor impurities, and superconducting circuits. |
Chemistry World February 13, 2015 Tim Wogan |
GM bacteria convert solar energy to liquid fuels A new scheme for storing the energy from photovoltaic cells, in which genetically modified bacteria reduce carbon dioxide to liquid fuels with hydrogen from water-splitting, has been proposed and partially demonstrated. |
Chemistry World February 11, 2011 Philippa Ross |
Breakthrough for bacterial hydrogen production Scientists in China have developed a device that can produce hydrogen from organic materials using bacteria at temperatures below 25 degrees Celsius. |
Technology Research News July 30, 2003 |
Munching microbes feed fuel cell Researchers from the Ernst Moritz Arndt University in Germany have found a way to harvest the energy needed to power a fuel cell from chemical reactions that occur when E. coli bacteria consume sugar. |
National Defense August 2008 McClintock & Holbrook |
Alternative Fuels: Taking A Second Look at Ammonia The search for alternative transportation fuels has led to anhydrous ammonia, a chemical widely used as a fertilizer. |
Popular Mechanics January 8, 2008 Logan Ward |
Super Soaker Inventor Aims to Cut Solar Costs in Half The independent inventor of the Super Soaker squirt gun says he can achieve a solar energy conversion efficiency rate that tops 60% with a new solid-state heat engine. It represents a breakthrough new way to turn heat into power. |
Chemistry World April 11, 2007 Richard Van Noorden |
Fuel Cells Guzzle Glycerol Fuel cells traditionally use oxidizing platinum catalysts to generate a flow of electrons from molecules like hydrogen or methanol. But such catalysts are expensive and can produce toxic byproducts. Now researchers are using microbial fuel cells. |
IEEE Spectrum February 2013 Lucas Laursen |
Plugging In to Plant Roots Marsh grasses can power small fuel cells. Cast-off electrons in a plant's roots can provide electricity, a Dutch team reports. |
Popular Mechanics August 1, 2008 Alex Hutchinson |
Is MIT's Latest Solar 'Breakthrough' All Hype or a New Hope? MIT announced on Thursday afternoon a new method of splitting water into hydrogen and oxygen, predicting that it will unleash a "solar revolution." And they're partly right. |
CIO January 1, 2003 Susannah Patton |
Bye-Bye Batteries Imagine chatting on your cell phone for months at a time without recharging it. Or taking a laptop on a weeklong business trip without a battery or power cord. That's the goal of scientists around the world working to perfect tiny fuel cells using microtechnology engineering. |
Chemistry World July 31, 2008 Kira Welter |
Cooler fuel cells Solid oxide fuel cells, which generate electricity at around 700 C, may be able to operate at room temperature - thanks to a new layered material that is remarkably efficient at conducting oxygen ions. |
Technology Research News April 21, 2004 Eric Smalley |
Molecule Makes Electric Motor Researchers have built molecules that can spin on command, but finding a way to harness this molecular motion to carry out work is more difficult. A molecule that has a limited range of motion opens up new possibilities. |
Wired October 2001 Wil McCarthy |
Ultimate Alchemy Research into artificial atoms could lead to one startling endpoint: programmable matter that changes its makeup at the flip of a switch... |
Chemistry World April 2011 |
Waste Not, Want Not Modern devices waste a lot of energy as heat, noise and vibration. Here's a look at a new breed of energy scavenging materials that could recapture some of it. |