Judy Miner president of Foothill, is justifiably proud of its accomplishments. Students routinely transfer to prestigious four-year colleges,
Miner is also blunt about the challenges facing a school that proudly accepts he top 100 percent of all applicants.
Miner says, her achievements and aptitude opened the possibility of Harvard or Yale, but no one else in her family had gone to college,
says Miner. n California, it the zip code. A ribbon-cutting ceremony at East Palo alto Academy is a poignant indication of how much needs to be done to close the zip-code divide.
and mining companies that use large generators to produce power in remote areas. The generator could save those companies millions in fuel Scullin says.
and easily manufactured material known as perovskite, which has been generating excitement in the research community because efficiencies have been improving at a breakneck pace over the last few years.
Researchers aren sure why perovskite materials degrade quickly but theye been making progressuch as by adding a layer of carbon
Researchers recently demonstrated a perovskite solar cell that lasted over a month
#The Coming Era Of Self-Assembly Using Microfluidic Devices When it comes to building microscopic devices,
including shale reserves. That IEA estimate for gas consumption is much lower than the production target China had set for itself:
or fracking, being used to get 60 to 80 bcm from shale. China is estimated to hold the largest technically recoverable reserves of shale gas in the worldearly twice as much as the U s
. But the shale industry in China has struggled to get off the ground. Most projects are still in the exploration Phase in many cases the formations that hold gas are deeper than in North america
Further, Chinese shale tends to have more clay in it, which is an obstacle to extraction (see hina Has Plenty of Shale gas,
only 0. 2 bcm came from shale. If China is going to meet its goals for using natural gas,
#Cheap and Nearly Unbreakable Sapphire Screens Come into View This fall, rumor has it, Apple will start selling iphones with a sapphire screen that is just about impossible to scratch.
The supposed supplier of that sapphire, GT Advanced Technologies, can confirm as much. But this week the company showed
me a new manufacturing process that produces inexpensive sheets of sapphire roughly half as thick as a human hair,
making it possible to add a tough layer of sapphire to just about any smartphone or tablet screen relatively cheaply (see our Next Smartphone Screen May be made of Sapphire.
The manufacturing technology known as an ion accelerator, can make fine sheets of other costly materials,
so it could also lead to better and cheaper electronics and solar cells. Sapphire, or crystalline aluminum oxide, is made in nature
It is second only to diamond in hardness, although incorrect processing can leave defects that make it brittle.
But sapphire has been too expensive for widespread use. A screen made entirely out of sapphire
But laminating glass with sapphire could bring the cost down to $6, according to estimates by Eric Virey, an analyst for the market research firm Yole Développement.
The conventional approach to making sheets of sapphire is to saw a large crystal of the materialay 40 centimeters acrossnto wafers a few hundred micrometers thick.
and then grinding the sapphire down, which wastes huge amounts of sapphire. GT uses a different approach in its new machine,
The machine shoots hydrogen ions at a wafer of sapphire, implanting the ions to a depth of 26 micrometers.
which expands and causes a 26-micrometer-thick layer of sapphire to lift off. Ted Smick
Alphabet Energy solution is tetrahedrite: an abundant, naturally occurring mineral that also happens to be more efficient on average than existing thermoelectric materials.
Ali Shakouri, a professor of electrical and computer engineering at Purdue University, says that tetrahedrite has promise
tetrahedrite costs about $4 per kilogram, whereas other thermoelectric materials cost between $24 and $146 per kilogram.
if tetrahedrite can be used to harness heat from car exhaust. Scullin says that other thermoelectric materials have achieved typically about 2. 5 percent efficiency in cars,
but tetrahedrite could reach 5 to 10 percent efficiency. hese aren incremental improvements, he says. heye really huge improvements that make really significant impact. l
Users who participate in transaction confirmations are rewarded with Bitcoins, a process that is called mining. As the value of a Bitcoin has increased,
mining has become harder, because more people want to do it. Today, to make real money at mining Bitcoins,
you need powerful computers but those computers don necessarily have to be yours. Some of the largest botnets run by online criminals today are monetized by mining.
So an infected home computer of a grandmother in Barcelona for example, may be mining Bitcoins worth tens of thousands of dollars a day for a Russian cybercrime gang.
Mining personal data is a billion-dollar business (see he Data Made Me Do it designed to elicit purchases, garner eyeballs,
says the Google data shows progress. ore e-mail is being encrypted between mail servers, he says. ne would hope that a general,
the company is starting with rare earths because they fetch much higher prices. Its first customer is the U s. government,
which needs rare earth metals for its stockpile of strategically valuable materials. Rare earth ore is mined in just a few places in the world,
and high costs and environmental challenges have prevented companies from processing rare earth ore to make metals domestically.
Infinium process addresses a specific part of metal production: transforming partially processed oresetal oxidesnto metals. This can be done by immersing the oxides in a bath of molten salt and running electricity through the mixture.
This month Infinium is starting up production using a machine that will produce half a ton of rare earth metals annually.
and separating rare earth oxides from other materials in the ore (other new processes are being developed to address those issuesee he Rare-Earth Crisis. But for metals such as aluminum and magnesium,
and forms minerals that could sequester the carbon dioxide for hundreds or thousands of years. Last week, a major U n. climate report called attention to the importance of carbon capture and storage technology (CCS) for dealing with climate change
the carbon dioxide-laden water reacts with basalt, a type of volcanic rock. The researchers showed that, within a year,
and iron to form carbonate minerals such as limestone. Researchers have proposed storing carbon dioxide by reacting it with basalt and other types of rock before.
What surprising about this study is just how fast the reactions occurred, says Sigurdur Gislason, a professor at the University of Iceland.
While basalt is common, especially on the ocean floor, basalt that is porous enough to accommodate the large volumes of water
and carbon dioxide might be hard to come by. If the approach were to be used at a large scale,
says, he advantages of storing carbon in a mineral form are absolutely clear. It would be great
and graphite electrodes at a plant that also makes graphite for tires and other applications.
and some perovskite material may soon promise clean renewable for 1. 3 billion people in developing countries,
To explain, graphene is essentially a form of carbon, just like diamonds or the lead in pencils.
diamond-shaped structure in order for cells to grow throughout the structure and supporting bone growth.
in addition to SPGM#DOC and Spinel, #which we plan to employ in our own catalyst coatings
including Spinel, #with more interim results soon to be announced
#Mild Carbonization Process Converts Polymer Organic Frameworks into Nanometer-Thick Carbon Sheets"We have developed a'designer carbon'that is both versatile and controllable,
#Novel Magnetic nanoparticles Could be an Alternative to Rare earth Magnets Researchers at Virginia Commonwealth University have constructed a powerful novel magnetic material capable of decreasing the dependence of United states
and other countries on rare earth elements produced by China. The unique material is made up of nanoparticles comprising cobalt,
These magnetic properties were far better than those of permanent magnets which usually posses rare earth elements.
The challenge of producing powerful magnets without using rare earth elements is a crucial national issue as about 70 to 80%of the current rare earth materials are made in China.
Permanent magnets possessing rare earth metals are a significant component required in communications, electronics, and automobile sectors. They are used also in radars and other applications.
China, being the chief global supplier of rare earth elements, have imposed restrictions on their export, which is causing an international problem.
and coal fired power stations gives vital early warning of explosions, while the ability to sense nitrogen dioxide allows for a constant monitoring of pollution levels in crowded cities.
"Using papermaking techniques on oxidized graphite and regeneration are the two basic methods for producing graphene,
to ensure that the graphite is oxidized completely.""Also, the graphene oxide will regenerate before the washing process and in the presence of oxidizers
Graphene is a thin atomic layer of graphite (used in pencils) with numerous properties that could be valuable in a variety of applications,
inexpensive graphite is irradiated. The process is relatively faster, safer and green devoid of any toxic substances (just graphite plus concentrated light.
Following this proof of concept, the BGU-UWA team is now planning an experimental program to scale up this initial success toward markedly improving the volume and rate at
"The researchers have begun the process of mining their imaging data by looking first at an area of the brain that receives sensory information from mouse whiskers,
Like other Imergy flow batteries, they also use vanadium from fly ash and mining slag. In other words, it is recycled material.
The silicon apercould replace graphite in conventional lithium-ion EV batteries, and that where things start to get really exciting.
and discharging) is coated with a material based on graphite. Researchers appear to have reached the performance limits of graphite,
so the hunt has been on for better-performing materials. Silicon is a good candidate because, according to the folks at Bourns,
its electrical charger per unit weight of the battery is almost 10 times more than graphite.
it appears the material could be manufactured at a commercial scale more easily than other graphite replacement materials,
Some lithium-ion batteries with graphite anodes provide less than 600 Wh/L a thin sheet of lithium foil was used to replace the more conventional electrode material,
which is graphite. This new battery technology is compatible with existing battery manufacturing capabilities, so it can integrate well with them.
causing a chemical reaction that creates limestone, which then fills in the gaps. A lakeside lifeguard station in The netherlands was used as the site for the first application of bioconcrete.
limestone-producing bacteria. If we can implement it in materials, we can really benefit from it,
but also to make them produce repair material for the concrete and that is limestone, Jonkers explains.
In order to produce limestone the bacilli need a food source. Sugar was one option, but adding sugar to the mix would create soft, weak, concrete.
so they combine the calcium with carbonate ions to form calcite, or limestone, which closes up the cracks.
limestone-producing bacteria. If we can implement it in materials, we can really benefit from it,
They can play on the edges, like shale gas, oil trading or mineral exploration, but they can play the main game.
battery manufacturers, copper and lithium miners, electronics producers, software developers, electric engine makers, smart grid builders and, of course, solar and wind power manufacturers, installers and financiers.
According to the U s. Environmental protection agency coal-and natural gas-fired plants were responsible for one-third of U s. greenhouse gas emissions in 2012.
Air force Chief Scientist Mica Endsley told Military. com that the Air force and DARPA, the Pentagon's research entity, plan to have a new and improved hypersonic air vehicle by 2023.
'Certainly, the U s. is not the only country involved in developing hypersonic weapons,'Mica Endsley,
and secrete limestone which closes the cracks. A stock image of a pot hole is shown m
and minerals and has secured substantial financial backing on the Indiegogo crowdfunding website. The pen-like device is called Vitastiq and uses a smartphone as an interface.
Potentially in the future it will be useful for clinicians to select treatments and better diagnosis depression. ore precise diagnosis,
but the ripple effects are already hitting miners. Mining hash rates dropped precipitously initially and while theye since risen again, theye still well below early January rates.
The problem, for Bitcoin, is simple: there are prices at which the majority of mining operations are not possible.
In the beginning, it was GPUS that drastically increased BTC mining capability and kept the operation profitable,
followed by FPGA and ASICS. As more and more people bought ASIC miners, operations began to shift further, from private residential complexes to huge cloud networks.
These large-scale mining operations managed to further reduce costs by centralizing operations and paying lower utility rates.
When we published the results of our major Bitcoin study last year, we noted that BTC tended to be deflationary
however, was that the intrinsic costs of mining BTC would establish a consistent price floor.
The advent of new business models, like cloud mining, allowed companies to dodge this bullet in the short term by shifting to business schemes where the marginal cost of operation was lower
since fewer miners=smaller difficulty hikes, but it won automatically solve the problem. The same cloud mining installations that have leveraged the lower cost of commercial power
and taken advantage of aggregation are going to face monthly rents and fixed costs that need to be met.
That means these facilities may have to continue mining, even at a loss, in order to cover some portion of their costs.
Unfortunately, this continued mining could now actively work against a BTC recovery. As sell volumes spike relative to buy orders,
There are undoubtedly some operations that will continue mining even at a loss, for some period of time, but the currency cannot continue to be mined long-term
Multiple manufacturers are working on commercializing designs (Alcoa partnered with Phinergy in 2013 with plans for a 2017 debut),
and minerals although further study was needed. Source: Journal of Agricultural and Food Chemistrypublished online ahead of print.
as the table below shows, four of the top five vendors saw a fall in Q4 slate sales,
including long haul transportation and trucking, agriculture (tractors), mining and off-road vehicles, motorcycles, diesel trains, generators, container ships and aircraft, among others.
The new bike features a more traditional diamond-frame design when compared to its predecessors,
#Quantum dots and perovskite combined to create new hyper-efficient light-emitting crystal Two optoelectronic materials getting a lot of press these days are perovskite and quantum dots.
Department of Electrical & Computer engineering had to come up with a way to incorporate highly luminescent colloidal quantum dot nanoparticles into perovskite.
then grew the perovskite crystal around that shell so the two faces aligned, "said Dr. Zhijun Ning,
whose light production depends on the perovskite matrix's ability to guide electrons into the quantum dots, which then super-efficiently convert electricity to light.
"These dots in perovskite don suffer reabsorption, because the emission of the dots doesn overlap with the absorption spectrum of the perovskite,
"said Dr. Comin. In explaining the remarkable optoelectronic properties of these so-called"heterocrystals, "the team claims that this is due to the fact that photoelectrons
and holes generated in the larger bandgap of the perovskite are transferred with 80 percent efficiency to become excitons in the quantum dot nanocrystals.
This, then, leverages the superior photocarrier diffusion of the perovskite to produce bright light emission. Producing light at the near-infrared,
A new analysis of zircon minerals suggests that the field originated at least 4. 2 billion years ago a hop after the planet formed in the geological timeline,
For this new estimate, Tarduno and his team looked at tiny zircon gemstones in Western australia that date back to the earliest two eons in the planet's history the Archean and Hadean periods.
A substance called magnetite that lies within the zircon crystals contains information about the magnetic field record at the time the minerals cooled from their molten state a process that took over a billion years.
The magnetic data the researchers found embedded in the ancient magnetite suggests that the Earth had a magnetic field at least 750 million years earlier than previously thought.
Researchers Tout Solar panels Made With erovskitemineral A new generation of solar panels made from a mineral called perovskite has the potential to convert solar energy into household electricity more cheaply than ever before, according to a study from Britain Exeter University.
EU Utilities Trapped in'Coal Death Spiral'The share values of Europe biggest utilities have plummeted after the energy companies backed outdated business models that rely on coal,
using lithium iron phosphate as the cathode and graphite as the anode, he said. To scale up to this goal
Led by Singapore Agency for Science, Technology and Research (A*Star) in partnership with Obsidian Strategic, Tata Communications and Rutgers University,
The distances were achieved using Obsidian Strategics range extenders including routing and BGFC based sub-netting.
#Scientists create riction-freematerial US Department of energy Scientists at the Argonne National Laboratory have found a way to use diamonds
Led by nanoscientist Ani Sumant of Argonne Center for Nanoscale Materials (CNM) and Argonne Distinguished Fellow Ali Erdemir of Argonne Energy systems Division, the Argonne team combined diamond
and a diamond-like carbon material to create superlubricity, a highly-desirable property in which friction drops to near zero.
as the graphene patches and diamond particles rub up against a large diamond-like carbon surface, the graphene rolls itself around the diamond particle, creating something that looks like a ball bearing on the nanoscopic level. he interaction between the graphene
and the diamond-like carbon is essential for creating the uperlubricityeffect, he said in a statement. he two materials depend on each other.
By creating the graphene-encapsulated diamond ball bearings, or scrolls, the team found a way to translate the nanoscale superlubricity into a macroscale phenomenon.
Because the scrolls change their orientation during the sliding process, enough diamond particles and graphene patches prevent the two surfaces from becoming locked in state.
The team used large-scale atomistic computations on the Mira supercomputer at the Argonne Leadership Computing Facility to prove that the effect could be seen not merely at the nanoscale
and rotated much more easily than a simple sheet of graphene or graphite, Berman said.
"While this honeycomb structure exists in graphite, a familiar bulk form of carbon, its special properties only show
when layers of graphene just one to few atoms thick are separated from the graphite.""Graphene conducts electricity better than graphite.
It conducts better than silver or gold, "Sanchez-Yamagishi says. Sanchez-Yamagishi built a machine in the lab that stacks extremely thin layers of graphene and similar materials.
"In graphite, normally all the layers are aligned with each other; electrons get slowed down, "he explains. It turns out that
since that is how they come off the natural graphite material. The graphite is rubbed on a sheet of silicon
and lifted off with special tape to create thin layers of graphene. Maximizing the amount of graphene that can be used for a device takes priority over making it look nice
The demand for a silicon material aided the discovery of graphene, a single layer of graphite
2015superconductivity Ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015warming up the world of superconductors:
2015ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015announcements The George washington University Opens Science and Engineering Hall, Largest Building of Its Kind in D c.:
New cheap and efficient electrode for splitting water March 18th, 2015a new method for making perovskite solar cells March 16th, 2015uc research partnership explores how to best harness solar power March 2nd,
Rice university scientists gain control of electronic, fluorescent properties of coal-based graphene Abstract: Graphene quantum dots made from coal,
introduced in 2013 by the Rice university lab of chemist James Tour, can be engineered for specific semiconducting properties in either of two single-step processes.
The other single-step process involved direct control of the reaction temperature in the oxidation process that reduced coal to quantum dots.
and we can now make them in an inexpensive reaction between coal and acid, followed by separation.
And the coal is less than $100 per ton.""The dots in these experiments all come from treatment of anthracite, a kind of coal.
The processes produce batches in specific sizes between 4. 5 and 70 nanometers in diameter.
The lab found quantum dots that emit blue light were easiest to produce from bituminous coal. The researchers suggested their quantum dots may also enhance sensing, electronic and photovoltaic applications.
Rice university scientists gain control of electronic, fluorescent properties of coal-based graphene March 18th, 2015graphene'gateway'discovery opens possibilities for improved energy technologies March 18th,
Rice university scientists gain control of electronic, fluorescent properties of coal-based graphene March 18th, 2015nano piano's lullaby could mean storage breakthrough March 16th, 2015nanoelectronics Quantum computing:
Article in the journal APL Materials shows how to grow Bi2pt2o7 pyrochlore, potentially a more effective cathode for future fuel cells March 10th, 2015graphene meets heat waves March 9th,
2015ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015researchers enable solar cells to use more sunlight February 25th, 2015display technology/LEDS/SS Lighting/OLEDS Breakthrough in OLED technology March 2nd,
2015ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015warming up the world of superconductors:
Article in the journal APL Materials shows how to grow Bi2pt2o7 pyrochlore, potentially a more effective cathode for future fuel cells March 10th,
Article in the journal APL Materials shows how to grow Bi2pt2o7 pyrochlore, potentially a more effective cathode for future fuel cells March 10th,
Article in the journal APL Materials shows how to grow Bi2pt2o7 pyrochlore, potentially a more effective cathode for future fuel cells Abstract:
In a paper published March 10 in the journal APL Materials, from AIP Publishing, the team reports the first-ever epitaxial thin-film growth of Bi2pt2o7 pyrochlore,
"Up to now, research on oxygen catalysts in thin film form for clean energy applications has been focused on the perovskite-structured oxides
"The much less studied cubic pyrochlore structure is an appealing alternative to perovskites for such applications as fuel cell cathodes."
"The pyrochlore in question--Bi2pt2o7--has previously been synthesized successfully as a nanocrystalline powder. Epitaxial thin films can actually act as more efficient fuel cell catalysts than nanocrystalline powder,
The article,"Epitaxial crystals of Bi2pt2o7 pyrochlore through the transformation of? -Bi2o3 fluorite,"is authored by Araceli Gutierrez-Llorente, Howie Joress, Arthur Woll, Megan E. Holtz, Matthew J. Ward, Matthew C. Sullivan, David A. Muller
and Joel D. Brock. It will be published in APL Materials on March 10, 2015 (DOI: 10.1063/1. 4908103.
2015ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015researchers enable solar cells to use more sunlight February 25th,
2015ciqus researchers obtain high-quality perovskites over large areas by a chemical method March 4th, 2015uc research partnership explores how to best harness solar power March 2nd,
Limestone-producing bacteria can be used to fill cracks in sculptures. INSIDDE is taking a step further in this direction by using terahertz,
Non-aqueous solvent supports DNA NANOTECHNOLOGY May 27th, 2015controlled Release of Anticorrosive Materials in Spot by Nanocarriers May 27th, 2015production of Copper Cobaltite Nanocomposites with Photocatalytic Properties in Iran
Non-aqueous solvent supports DNA NANOTECHNOLOGY May 27th, 2015production of Copper Cobaltite Nanocomposites with Photocatalytic Properties in Iran May 27th, 2015fine-tuned molecular orientation is key to more efficient solar cells
Non-aqueous solvent supports DNA NANOTECHNOLOGY May 27th, 2015controlled Release of Anticorrosive Materials in Spot by Nanocarriers May 27th, 2015production of Copper Cobaltite Nanocomposites with Photocatalytic Properties in Iran
Non-aqueous solvent supports DNA NANOTECHNOLOGY May 27th, 2015controlled Release of Anticorrosive Materials in Spot by Nanocarriers May 27th, 2015production of Copper Cobaltite Nanocomposites with Photocatalytic Properties in Iran
A nano array image of Vermeer famous painting irl with a Pearl Earring which brilliantly displays her ruby lips
An example of Pearl can be viewed at: www. nanosecurity. ca/newsrelease2015may27. Doug Blakeway, Nanotech Chief executive officer, commented,
n initial showing of Pearl to the banknote industry came back with comments of having never seen such a bright visual effect in a security device.
Immediate interest in Pearl has initiated discussions with issuing authorities. Nanotech is now focusing its efforts on commercial applications of its technology;
#Researchers synthesize magnetic nanoparticles that could offer alternative to Rare earth magnets Abstract: A team of scientists at Virginia Commonwealth University has synthesized a powerful new magnetic material that could reduce the dependence of the United states
and other nations on rare earth elements produced by China.""The discovery opens the pathway to systematically improving the new material to outperform the current permanent magnets,
the material exhibits magnetic properties that rival those of permanent magnets that generally contain rare earth elements.
The need to generate powerful magnets without rare earth elements is a strategic national problem as nearly 70 to 80 percent of the current rare earth materials are produced in China.
Permanent magnets, specifically those containing rare earth metals, are an important component used by the electronics, communications and automobile industries,
China is the main supplier of world rare earth demands and has tried to impose restrictions on their export,
2015battery Technology/Capacitors/Generators/Piezoelectrics/Thermoelectrics/Energy storage Researchers synthesize magnetic nanoparticles that could offer alternative to Rare earth magnets June 1st,
Graphene and diamonds prove a slippery combination Abstract: Scientists at the U s. Department of energy's Argonne National Laboratory have found a way to use tiny diamonds
and graphene to give friction the slip, creating a new material combination that demonstrates the rare phenomenon of"superlubricity."
combined diamond nanoparticles, small patches of graphene-a two-dimensional single-sheet form of pure carbon-and a diamond-like carbon material to create superlubricity, a highly-desirable property in
which friction drops to near zero. According to Erdemir, as the graphene patches and diamond particles rub up against a large diamond-like carbon surface, the graphene rolls itself around the diamond particle, creating something that looks like a ball bearing on the nanoscopic level."
"The interaction between the graphene and the diamond-like carbon is essential for creating the'superlubricity'effect,
"he said.""The two materials depend on each other.""At the atomic level, friction occurs when atoms in materials that slide against each other become"locked in state,
"By creating the graphene-encapsulated diamond ball bearings, or"scrolls",the team found a way to translate the nanoscale superlubricity into a macroscale phenomenon.
enough diamond particles and graphene patches prevent the two surfaces from becoming locked in state.
and rotated much more easily than a simple sheet of graphene or graphite, "Berman said.
2015researchers synthesize magnetic nanoparticles that could offer alternative to Rare earth magnets June 1st, 2015discoveries A step towards a type 1 diabetes vaccine by using nanotherapy June 10th, 2015investigation of Optical Properties of Quantum dots in Presence of Magnetic, Electrical Fields June 10th,
2015stable Perovskite Solar cells Developed through Structural Simplification June 9th, 2015materials/Metamaterials Mesoporous Particles for the Development of Drug Delivery System Safe to Human bodies June 9th,
2015stable Perovskite Solar cells Developed through Structural Simplification June 9th, 2015interviews/Book reviews/Essays/Reports/Podcasts/Journals/White papers A step towards a type 1 diabetes vaccine by using nanotherapy June 10th,
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