Arizona State university and Xiamen University in China have developed a new fabrication method that minimizes the need for expensive metal to induce catalytic activity in fuel cell applications.
The amount of precious metal that does not support the reaction is reduced through the hollowing out process.
That would be interesting for the recycling of plastics, as well, where the sensor could identify shredded materials according to their color information,
Manufactured with a robust zinc alloy housing, Banner wireless vibration and temperature sensor provides reliable performance in harsh environmental conditions.
#Michell Instruments Introduces QMA601 Quartz Crystal Microbalance Moisture Analyzer with Lower Detection Limit QCM is established a well technology,
The secret behind the new technology is a process of growing infrared-detecting crystals called Metal Organic Vapour Phase Epitaxial (or OVPE
The cylindrical device is built of the same kind of super-tough steel alloy used in aircraft landing gear
solar panels and transistors, are printed mainly on hard or rigid materials, such as paper or plastics. For wearable devices, materials would need to be soft and stretchy to be comfortable and well fitting
"The technique has been demonstrated successfully on a variety of materials including cotton, polyester and linen. The next step is to further develop the chemical deposition process on other materials,
just as a damp piece of wood takes longer to burn in a campfire. According to the US Environmental protection agency, peat fires burn at lower temperatures and produce smoke that is more harmful,
Silicon is a highly symmetrical crystal, but by changing the geometry of it, the team was able to impart"chiral"properties to it.
"The technology could also be applied to other products made of carbon composite materials-including bicycle frames and wind turbines,
"Composite materials are used increasingly in modern airlines, military aircraft and wind turbines. They are very stiff and strong but very light."
Metals and even glass can also be used. So, we're talking about small routine parts here, rather than large structures-at the moment.
He says it's too far early to call the end of traditional manufacturing-machining, casting and injection moulding.
and supplies materials and composites used to build components. Director Scott Sevcik predicts that within 10 years,
but that if tests on Stratasys'plastic, called Ultem, go to plan then 3d parts could be used on the exterior of unmanned rockets with a couple of years s
'said Professor Geoff Woods of the University of Cambridge, one of the leaders of the research.'
New substrate opens door to mass produced regenerative therapies The polymer which is called poly (HPHMA-co-HEMA)- combines N-(4-hydroxyphenyl) methacrylamide and 2-hydroxyethyl methacrylate.
and neural progenitors. he idea is coated culture vessels with the polymer are arranged into arrays or factories each capable of supporting the production of billions of human pluripotent stem cells for applications in regenerative medicine and transplants.
the Nottingham team also claim their polymer could help regenerative medicines developers reduce manufacturing costs. Substrates a substantial costsubstrates used for commercial stem cell production are expensive.
We are testing the substrate with potential commercial partners now. ommercial applicationsthe polymer has application in both the production of cells for drug safety testing
Advanced Materialsiscovery of a Novel Polymer for Human Pluripotent Stem Cell Expansion and Multi-lineage Differentiationoi:
New substrate opens door to mass produced regenerative therapies Mass produced regenerative therapies are a step closer say UK researchers who have developed a polymer substrate they claim can be used to set up tem cell factories.
The polymer which is called poly (HPHMA-co-HEMA)- combines N-(4-hydroxyphenyl) methacrylamide and 2-hydroxyethyl methacrylate.
and neural progenitors. he idea is coated culture vessels with the polymer are arranged into arrays or factories each capable of supporting the production of billions of human pluripotent stem cells for applications in regenerative medicine and transplants.
the Nottingham team also claim their polymer could help regenerative medicines developers reduce manufacturing costs. Substrates a substantial costsubstrates used for commercial stem cell production are expensive.
We are testing the substrate with potential commercial partners now. ommercial applicationsthe polymer has application in both the production of cells for drug safety testing
Advanced Materialsiscovery of a Novel Polymer for Human Pluripotent Stem Cell Expansion and Multi-lineage Differentiationoi:
generally using a technique known as X-ray crystallography. But this method relies on getting proteins to pack tightly together to form uniform crystals,
which is notoriously difficult, especially when it comes to the floppy, dynamic proteins that live in cell membranes.
and to do so without first having to form crystals. Revisualizing a Classic Technique Known as single-particle cryo-electron microscopy
"These are extremely difficult targets for X-ray crystallography, and I anticipate that CRYO EM will also play a significant role in this area."
and a dielectric layer of silica or alumina. The dielectric separates the mirror with tiny metal nanoparticles randomly spaced at the top of the substrate. t acts similar to a skeleton key.
and plastically deforms to weld the metal together. ach one of these reservoirs, until you open it,
the UCLA and City of Hope researchers attached sirna to the outside of a particular type of nanoparticle developed by Zink called mesoporous silica nanoparticles.
Zink said the advance would be possible because of the structure of the specific type of nanoparticles the researchers are using. esoporous silica nanoparticles contain thousands of pores
who also is distinguished a UCLA professor of chemistry and biochemistry and a pioneer in the design and synthesis of multifunctional mesoporous silica nanoparticles u
and how fast to go depending upon the pigment and intensity of color. The model also revealed higher order functions in a surprising way.
iscovery of a Novel Polymer for Human Pluripotent Stem Cell Expansion and Multilineage Differentiation. he possibilities for regenerative medicine are still being reached in the form of clinical trials,
Previous research has evaluated the use of microneedles made of silicon or metal but they were shown not to be safe.
The lightweight plastic hand itself was designed and 3d-printed by a research team from Saarland University.
known as shape-memory alloy, has the highest energy density of all known actuation mechanisms, which allows it to perform powerful movements in restricted spaces s
Georgia Institute of technology Study Coating the inside of glass microtubes with a polymer hydrogel material dramatically alters the way capillary forces draw water into the tiny structures,
while the polymer layer locally deforms. The meniscus then rapidly slides for a short distance before the process repeats.
After using high-resolution optical visualization to study the meniscus propagation while the polymer swelled, the researchers realized they could put this previously-unknown behavior to good use.
or cooling the polymer inside a microfluidic chamber, you can either speed up the filling process
That would allow precise control of fluid flow on demand using external stimuli to change polymer film behavior.
dynamically evolving polymer interfaces in which the system creates an energy barrier to further motion through elasto-capillary deformation,
the paper authors wrote. his insight has implications for optimal design of microfluidic and lab-on-a-chip devices based on stimuli-responsive smart polymers.
and tag individual cells using fluorescent polystyrene beads of different diameters, rather than injected droplets of oil or fat.
Ribo-T may be able to be tuned to produce unique and functional polymers for exploring ribosome functions
or producing designer therapeutics--and perhaps one day even non-biological polymers. No one has developed ever something of this nature."
Beneath the oak table are a series of phase-changing materials (PCMS) placed between the wood
Polymers are poor conductors of electricity and 3d printing is based primarily around a set range of plastics.
To overcome this, Controlled Environments reports that the research group designed materials based around polymers and wax.
This created hollow tubes suitable for the addition of a liquid metal. For initial studies, silver was used to fill the tubes via nano-injection.
Various experiments found the shape and design of the material affected how it performed and its suitability in different applications.
Sung-Yueh Wuuc Berkeley engineers created a mart capusing 3d-printed plastic with embedded electronics to wirelessly monitor the freshness of milk.
The Shanghai Composite rose over 150%between mid-2014 and its peak in Mid-june 2015.
he and his colleagues found the brain was much more plastic than they had thought. Scientists said that with practice,
Jeff Wood monitors developments in urban transport technology at The Direct Transfer website. While he says"transit agencies are pretty far behind the times
Wood says increasing the frequency of buses and trains is key, but"the network is the biggest thing:"
Secondly, if this water gets to the steel reinforcementsn concrete we have all these steel rebarsf they corrode, the structure collapses.
and calcium lactate into capsules made from biodegradable plastic and adding the capsules to the wet concrete mix.
As a living plant, reeds absorb silica from soil, and the silica accumulates around cellulose microcompartments.
Therefore, reeds are suitable natural reservoirs of nano-structured silica and its derivatives. Yet they are not only appropriate Si sources,
they also contain silica in a very favorable nanoscale arrangement. reed leaves exhibit well-defined sheetlike 3d hierarchical micro-structures,
which as we demonstrate can be transformed into a well-suited 3d highly porous hierarchical Si architectures. he topological architecture of the original silicates within the reed leaves is preserved extraordinarily well during the applied chemical and physical treatment steps.
and Lawrence Livermore National Laboratory employed a microfluidic assembly technique to produce microcapsules that contain liquid sorbents encased in highly permeable polymer shells.
Aines says that the MECS-based approach can also be tailored to industrial processes like steel and cement production significant greenhouse gas sources.
These permeable silicone beads could be sliced a-bread'breakthrough for CO2 capture--efficient easy-to-handle minimal waste
which the flow rates of three fluids--a carbonate solution combined with a catalyst for enhanced CO2 absorption a photocurable silicone that forms the capsule shell
while the electrodes a new composite made of silicon and platinum microbeads can be pulled in any direction.
a long cone made from a composite of fiberglass and carbon fibre is designed to vibrate in the wind, according to a report in Wired.
The silicone-tipped earbuds are inserted into then ear and their audio features can be controlled using a smartphone app.
hollow microspheres to carbon fibre composite materials. These break on impact, releasing a liquid healing agent that seeps into the cracks left by the damage.
when researchers at the University of Illinois in the US created a plastic that could repair itself
The University of Illinois team created a polymer in 2014 that they showed can fix holes of up to three centimetres.
Its incredible properties include being 200 times stronger than steel by weight, conducting electricity and being nearly transparent.
Such an ultrathin display can be applied to flexible materials like plastics and synthetic fabrics. The research has major implications for existing electronics like televisions,
It can be inflated in less than one second by pulling a metal lever and triggering the CO2 cylinder to fill the balloon,
but the company say they will be ready to lay down the first plastic roads within three years.
19 inch (48 cm) forged alloy DIN hp: 477 Price: from £59, 995 ($93, 337)' We saw firsthand that
New alloy has highest melting point of any known metal at 4, 126°C a new material with a higher melting point than any other known substance has been invented by scientists.
The exotic alloy, which is a combination of the rare metal hafnium, carbon and nitrogen, would only begin to melt into a liquid at temperatures of more than 4, 126°C (7,
460°F)- two thirds the temperature of the surface of the sun. The extreme melting point makes the metal a candidate for creating a real-life version of adamantium the almost indestructible fictional metal used to make Wolverine's claws in the X-men
'Until the scientists have synthesised successfully the new alloy and tested its melting point, the record for highest melting point will remain with a substance made using hafnium, tantalum and carbon (Hf-N-c),
526°C. The researchers calculated the formula for the new alloy (Hf-N-c) by simulating the physical processes that occur at the atomic level when a substance melts.
Most metals require high temperatures to melt because they have stable molecular structures that require a lot of energy to break.
They found their Hf-N-c alloy would absorb similar amounts of energy when it melted
with no sewing required. the printer works with custom polyester and cotton blends, that are shipped as liquids in pods that are placed into the machine prior to each job. the team consists of marcus foley, aaron rowley both biomedical/mechanical engineers and joseph white,
and phone-less independence. made of zinc aluminum alloy, the lock incorporates the most advanced fingerprint sensor from sweden. it utilizes a radio frequency signal to scan the pattern under the surface of the skin to guarantee its authenticity. the body is has no keyholes to deny any idea of lock picking,
over the uneven metal layers. his is had why we to find a means of filling in
whose electronic properties are similar to those of metals, black arsenic phosphorus behaves like a semiconductor.
whose electronic properties are similar to those of metals, black arsenic phosphorus behaves like a semiconductor.
Made from recycled plastic, it features a solar panel in the flap which charges as the children walk to and from school as well as strips of reflective material,
Google also talked up the concept of giving new and unusual battery designs a forum to experiment with Project Ara there are battery technologies that offer substantial improvements over conventional lithium polymer architectures
which is why a new announcement from Fuji Pigment is so interesting. The company is claiming that its new aluminum-air batteries can run for up to two weeks
Fuji Pigment new announcement makes repeated reference to the work of Ryohei Mori, and while the referenced papers aren available for free,
Periodically, the aluminum anode will have to be replaced it not clear how often the Fuji Pigment battery would need servicing of this sort.
Fuji Pigment has stated that it intends to commercialize this technology as early as this year,
not only how to build precisely defined bandgaps into composites of graphene and boron nitride, but they have uncovered also the deeper electronic structure of the material
What the MIT researchers basically did was take single layers of hexagonal graphene and stack them up against single layers of hexagonal boron nitride.
In contrast to the unidirectional current flow of electrons in a regular metal, a material that behaves as a opological insulatorwould be useful in several spintronic applications.
electrons in graphene composites configured with just the right alignment can flow at significantly greater speeds,
The main trick behind the scheme is to preload the chamber of a hypodermic needle with a series of magnetizable steel balls and spacers.
Neodymium permanent magnets have a lower magnetic saturation (at only 77%that of steel they can only produce 43%of the equivalent magnetic force of steel),
On the other hand, with steel electromagnets, the force goes away when you turn off the electromagnet. If you were to introduce permanent magnets into the body, by eating them for example,
The authors note that the maximum gradient available in most clinical scanners is in around 20-40mt/m. This would produce a force on a magnetized steel particle equal to 36-71%of its gravitational force.
and cytoskeletal protein composites that should be expected to behave nonlinearly with regards to impacts. In other words like a pool surface, impact speed should greatly affect the material stiffness that is felt by a penetrating object.
and a polymer solution on top of an indium-tin-oxide (ITO) glass ply that was used as the anode for the LED.
and deforming permanently due to plastic buckling. Elastic buckling honeycomb structures provide the materials needed so that a given item could stretch
The material is made from plastic tape coated with a micrometer-thick bacterial spore layer. This layer is formed with modified Bacillus subtilis spores,
University of Nebraska-Lincoln chemist Xiao Cheng Zeng found that the computer model predicted the crystals were incredibly conductive,
Sous-vide which involves vacuum sealing the food in plastic pouches and immersing them in a water bath at 65-85°C and cook-vide in
Alice Mougin Olivier Mauroux Walter Matthey-Doret Eugenia Maria Barcos Fernand Beaud Ahmed Bousbaine Florian Viton and Candice Smarrito-Menozz i
Professor Wass explains. arbon fiber composites have been used widely in Formula one and performance cars for many years,
which uses carbon fibre composites could benefit, Professor Wass notes. t the consumer end of the market that could be sports equipment, bike frames, and so on.
which uses flexible mobile devices made with Lycra or alloy displays. These can bend, stretch and change shape automatically.
Due to its high powered processing capabilities the technology can acquire the scan through aluminum plastic
#Researchers developed hydrophobic metals using laser Engineers have spent decades studying super-hydrophobic surfaces because of the plethora of real-life applications.
Researchers from the University of Rochester have developed a method to make metals hydrophobic or waterproof when they are treated with lasers.
researchers have been searching for polymers on which human pluripotent stem cells can be grown and differentiated in vast numbersillions at a time. he possibilities for regenerative medicine are still being researched in the form of clinical trials,
#How lasers make metal super water repellent Scientists have used lasers to turn metals into extremely water repellent materials without the need for temporary coatings.
-and nanoscale structures to give the metals their new properties. This work builds on earlier research by the team in which they used a similar laser-patterning technique that turned metals black.
Guo says that with this technique, they can create multifunctional surfaces that are not only super-hydrophobic but also highly-absorbent optically.
Guo adds that one of the big advantages of his team process is that he structures created by our laser on the metals are intrinsically part of the material surface.
And it is these patterns that make the metals repel water. he material is so strongly water-repellent,
Unlike Guo laser-treated metals, the Teflon kitchen tools are not super-hydrophobic. The difference is that to make water to roll off a Teflon coated material,
You can make water roll off Guo metals by tilting them less than five degrees. As the water bounces off the super-hydrophobic surfaces
but ultra-short laser pulses to change the surface of the metals. A femtosecond laser pulse lasts on the order of a quadrillionth of a second
MULTIFUNCTIONAL METALS Guo is keen to stress that this same technique can give rise to multifunctional metals.
Metals are naturally excellent reflectors of light. That why they appear to have a shiny luster.
The combination of light-absorbing properties with making metals water repellent could lead to more efficient solar absorbersolar absorbers that don rust
#Hybrid crystals fuse semiconductors and metal Tomorrow's computers and electronics will require extremely small high-quality circuits.
and metal the material has a special superconducting property at very low temperatures. The superconductor in this case is aluminium.
The atoms sit in a perfectly ordered lattice in the nanowire crystal not only in the semiconductor and the metal but also in the transition between the two very different components which is significant in itself explains Peter Krogstrup an assistant professor who helped develop the contact.
Krogstrup says it is the ultimate limit to how perfect a transition one could imagine between a nanowire crystal and a contact.
which are made polymers from natural materials like proteins or from human-made substances to make plastic,
rubber or fiber, including biodegradable materials. The new method, dubbed"magnetospinning, "provides a simple, scalable,
Ph d.,study co-author and the Georgia Power Professor of Polymers, Fibers and Textiles in UGA's college of family and consumer sciences."
"Currently, the most common nanofiber manufacturing technique, called electrospinning, uses high-voltage electricity and specially designed equipment to produce the polymer strings.
Polymer that has been melted or liquefied in a solution is mixed with biocompatible iron oxide or another magnetic material and placed inside a hypodermic needle.
This needle is positioned then near a magnet that is fixed atop a spinning circular platter. As the magnet passes by the tip of the needle,
a droplet of the polymer fluid stretches out and attaches to the magnet, forming a nanofiber string that winds around the platter as it continues to spin.
"The researchers can use this method to create a variety of nanofibers simply by changing the polymer placed in the syringe.
"We can use almost any kind of polymer with this platform, and we can tailor make the nanofibers for different applications,
"says Geoff Woods, M d, from the Cambridge Institute for Medical Research at the University of Cambridge,
Previous research has evaluated the use of microneedles made of silicon or metal, but they were shown not to be safe.
"Using X-ray crystallography, the team determined the three-dimensional structure of TOPLESS, both on its own and when linked with other molecules responsible for turning genes off, thereby regulating gene expression.
Ribo-T may be able to be tuned to produce unique and functional polymers for exploring ribosome functions
and perhaps one day even non-biological polymers, point out Dr. Mankin.""We felt like there was a very small chance Ribo-T could work,
or the interaction between light and free electrons on a metal's surface. When exposed to light,
gold is a popular metal for plasmonic photothermal heating since it is extremely efficient at absorbing light.
According the company, the new piezoelectric polymer converts pressure and vibration into electric energy with high efficiency,
ceramics and polymers. Both are based on the principle of using mechanical strain to generate electricity
Ceramics convert vibration to energy with high efficiency, but theye heavy, fragile, and often include toxic lead,
while polymers are lighter, more flexible, and more durable, but not very efficient. According to Ricoh, its new energy-generating rubber combines flexibility and high energy output.
It's not only less fragile than ceramics, but it's also more flexible and durable than other polymers;
surviving several million uses in testing. In addition, it's sensitive to light loads, yet generates high output under heavier ones.
but it does say that it's engaged in further research to produce a commercially viable version of the polymer for both sensors and energy applications o
when EL panels made from plastic are bent too sharply, fractures and a severely diminished output usually result.
or plastic coated with a transparent conductive coating, while the opaque rear electrode is made generally from a reflective metal foil.
Gaseous isobutane is a sort of raw material for the petrochemical industry that can then be refined into a variety of plastics, fuels and other applications.
of which is a shape-memory nickel/titanium alloy. Women will then have scanned their feet using a portable in store device called the DOME.
It consists of rolls of adhesive wallpaper made of flexible polymer film, which is embedded with Kevlar fibers in a crisscross pattern.
#3d printing breakthrough creates metal and copper structures The method developed at the University of Twente in The netherlands involves microscopic drops created from a thin metal film that is melted by a pulsed laser.
The key to this breakthrough in printing metals seems to be using a higher energy laser than in previous attempts.
creating drops of metal that maintained a more spherical shape and led to the creation of a stack that was less stable.
The team plans to look into this effect to improve printing capability not just in metals
Other efforts around the globe to print metals are also beginning to bear fruit, including hopes to exploit Australia's plentiful titanium reserves.
The key to this breakthrough in printing metals seems to be using a higher energy laser than in previous attempts.
creating drops of metal that maintained a more spherical shape and led to the creation of a stack that was less stable.
The team plans to look into this effect to improve printing capability not just in metals
Other efforts around the globe to print metals are also beginning to bear fruit, including hopes to exploit Australia's plentiful titanium reserves.
microminiature perforations are made in a multilayered structure consisting of two thin films of silver separated by a film of silica 45 nanometers thick.
where mixed color pigments are used, there is no color ink used in our structural printing process only different hole sizes on a thin metallic layer,
As the sandwiched silver/silica material acts as a plasmonic device, the Missouri S&t team believes that mechanical color printing on such materials provides a much higher printing resolution than conventional color printing.
Even plastics factory making small household items required as much manual labor as a metal works turning out petrol engines.
that are composed of polydimethylsiloxane (PDMS) elastomer. To make the tubes, the researchers start by dipping a rod-shaped cylindrical template in a bath of liquid PDMS.
gravity pulls much of the gelling elastomer down to the underside of the template, making the coating thinner on top and thicker on the bottom.
which is a compound of transition metal niobium and phosphorus, dramatically increases its resistance in a magnetic field.
and threads of metal soldered onto the surface) to exploit a phenomenon known as magnetoresistance to develop a high electric resistance,
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