The researchers created a stretchable and transparent sensor by layering a carbon nanotube film on two different kinds of electrically conductive elastomers.
The technology (depicted above) consists of a thin film of silver or aluminum that acts as a mirror,
The technology consists of a thin film of silver or aluminum that acts as a mirror
These droplets are made by melting a thin metal film using a pulsed laser. Their work is published in Advanced Materials 3d printing is a rapidly advancing field,
In this method, a pulsed laser is focused on a thin metal film. that locally melts and deforms into a flying drop.
This development success is presented on the front page of the journal Angewandte Chemie International Edition("Photoinduced Charge-Carrier Generation in Epitaxial MOF Thin Films:
and form a homogeneous thin film, so-called SURMOFS. The SURMOF process is suited in principle for a continuous manufacturing process
Thanks to their mechanical properties, MOF thin films of a few hundred nanometers in thickness can be used for flexible solar cells or for the coating of clothing material or deformable components.
the nanocomposite material self-assembled to form a film that possesses all relevant features like excellent transparency, structural periodicity, orientation, stiffness,
"The scientists further showed that the films are excellent gas barriers. This opens up further possibilities,
as fully transparent oxygen barrier films to encapsulate organic electronics, or to protect against fire with halogen-and heavy-metal-free compositions
To further exploit the power and precision of LZA, the researchers applied a heat-sensitive elastic coating on top of the unassembled polymer film.
Inserting helium atoms (visualized as a red balloon) into a crystalline film (gold) allowed Oak ridge National Laboratory researchers to control the material's elongation in a single direction.
"By controlling the number of helium atoms inserted into an epitaxial film, we select a strain state in one direction
The device is composed of a film of organic molecules 100 nanometres thick, confined between two nearly perfect mirrors.
The device is composed of a film of organic molecules 100 nanometres thick confined between two nearly perfect mirrors.
The researchers took a thin film of silica deposited on a platinum foil which, when heated, reacts to create a layer of platinum silicide.
"Thus, although the conventional graphene fabrication method of chemical vapor deposition is used widely for the large-area synthesis of graphene on copper and nickel films,
000 degrees Celsius and a subsequent transfer process of the graphene from the metallic film to the silicon."
. But a chance observation by researchers at the Georgia Institute of technology will cause a recalculation of those predictions for conditions in which hydrogel films line the tubes carrying water-based liquids."
Water entering a tube coated on the inside with a dry hydrogel film must first wet the film
That would allow precise control of fluid flow on demand using external stimuli to change polymer film behavior."
"We can engineer the film to provide either a decrease or an increase in reflection,
This cycle takes about 350 femtoseconds to complete in the new AZO films, which is roughly 5,
The AZO films are said to be"Epsilon-near-zero, "meaning the refractive index is near zero,
"An interesting thing about these materials is that by changing factors like the processing temperature you can drastically change the properties of the films.
which have become familiar mainly as media for films, are increasingly being replaced by other storage techniques.
as in a film, record that the electronic structure rearranges itself immediately. The optical properties change independently of the structure We were able to distinguish between the changes in the optical properties
could we identify the brain activity that corresponds with the thought of wanting to watch a film,
The patented terahertz device involves a thin film of aluminum deposited on top of a silicon layer placed under strain,
including future generations of film displays for smartphones and tablets e
#Laser-Writing of DVDS May have a Speed limit Phase-change materials used in DVDS and other digital storage media pass through a previously unknown intermediate atomic state under laser pulses.
It currently takes days to encode 10mb, a tiny fraction of the size of a feature-length film,
and the film was stable after 12 hours of sun exposure or temperatures up to 176 degrees Fahrenheit.
Most immediately, the film could be used in clothes and outdoor furniture, both of which can be damaged by too much sun exposure.
For small film production crews, the Instamic records clear, crisp audio with minimal setup. It also perfect for interviews:
and form a homogeneous thin film, so-called SURMOFS. he SURMOF process is suited in principle for a continuous manufacturing process
MOF thin films of a few hundred nanometers in thickness can be used for flexible solar cells or for the coating of clothing material or deformable components.
#Lexus Hoverboard Gets Off The Ground By Michael Greshko, Inside Science-In the classic 1989 film Back to the Future 2,
but will be applied to self-oscillating gels and piezoelectric films for the first time e
#Eye disease Detected-Using A Smartphone Researchers at the Medical and Surgical Center for Retina have developed software that detects eye diseases such as diabetic macular edema using a smartphone.
and added a thin film to their nanostructures, as well as a thick coating to the back of the cells,
The roofing material is made from stacked polymers on top of a thin silver film, and only absorbs an incredible 3 percent of sunlight.
when they are assembled in a film. However the UW-Madison researchers pioneered a new technique called floating evaporative self-assembly or FESA
Our carbon nanotube transistors are an order of magnitude better in conductance than the best thin film transistor technologies currently being used commercially
The Rice lab of chemist James Tour discovered last year that firing a laser at an inexpensive polymer burned off other elements and left a film of porous graphene, the much-studied atom-thick
while thin-film lithium ion batteries are able to store more energy, LIG supercapacitors of the same size offer three times the performance in power (the speed at which energy flows).
On a separate silicon chip they grow a thin flexible film of silicon nitride upon which they deposit the superconductor niobium nitride in a pattern useful for photon detection.
Then to one end of the silicon nitride film they attach a small droplet of polydimethylsiloxane a type of silicone.
With the tungsten probe the researchers peel the film off its substrate and attach it to the optical Chip in previous arrays the detectors registered only 0. 2 percent of the single photons directed at them.
or thin film based technologies are still expensive as they are processed through vacuum-based techniques.
and be applicable to several other material systems plagued by polydispersity, defects and grain boundary recombination in solution-processed thin-films.
Also, it was not possible to synthesize transparent nacre-mimetic films and foils. Andreas Walther and his team decided to use synthetic nanoclays for their nacre-mimetic materials.
these core/shell particles self-assemble into a thin film upon water removal. The whole procedure takes less then 24 hours.
It acts much like the film in a camera. Retinitis pigmentosa damages this film (the retina) and its early symptoms include decreased night vision and peripheral vision.
Once it starts, the loss of vision is relentlessly progressive, often ending in blindness. In the journal Investigative Ophthalmology & Visual Science, UTHEALTH's Stephen P. Daiger, Ph d,
#High-temperature superconductivity in atomically thin films A research group has succeeded in fabricating an atomically thin,
high-temperature superconductor film with a superconducting transition temperature (Tc) of up to 60 K(-213°C). The team also established the method to control/tune the Tc.
that can be fabricated into a thin film. The research team at Tohoku University turned its attention to iron selenide (Fese
. While the Tc of bulk Fese is only 8 K(-265°C a signature of higher-Tc superconductivity has been suggested in ultrathin film
The researchers at first fabricated high-quality, atomically thin Fese films Fig. 1, with thickness of between one monolayer (which corresponds to three-atoms thickness) and twenty monolayers (sixty-atoms thickness),
by using the molecular-beam-epitaxy (MBE) method*3. Then they carefully investigated the electronic structure of grown films by angle-resolved photoemission spectroscopy (ARPES)* 4 Fig. 2. In the ARPES measurement,
which is direct evidence of the emergence of superconductivity in the films. The researchers found that the Tc estimated from the gap-closing in a monolayer film is surprisingly high (above 60 K),
While multilayer films do not show superconductivity in the as-grown state, the researchers have discovered a novel method to deposit alkali atoms onto the films
and thereby control the electron density in the film. By employing this method the researchers have succeeded in converting non-superconducting multilayer Fese films into high-Tc superconductors with Tc as high as 50 K. The present result gives a great impact to both the basic
and applied researches in superconductors. The researchers have shown clearly how the superconductivity is emerged, enhanced and controlled in atomically thin Fese films.
While the Tc achieved in this study (50-60 K) is still lower than that of the cuprate high-Tc superconductors (highest Tc?
135 K) which caused the"high-Tc fever"in the world 30 years ago, it obviously exceeds the record of other"high-Tc superconductors"such as fullerene (C60) superconductors (Tc 33 K) and Mgb2 (Tc 39k),
Arrayarraythe researchers'printing surface consists of a sandwich-like structure made up of two thin films of silver separated by a"spacer"film of silica.
The top layer of silver film is 25 nanometers thick and is punctured with tiny holes created by a microfabrication process known as focused ion beam milling.
Between the top and bottom films lies a 45-nanometer silica dielectric spacer. The researchers created a scaled-down template of the athletic logo and drilled out tiny perforations on the top layer of the metamaterial structure.
and form a homogeneous thin film, so-called SURMOFS.""The SURMOF process is suited in principle for a continuous manufacturing process
Thanks to their mechanical properties, MOF thin films of a few hundred nanometers in thickness can be used for flexible solar cells or for the coating of clothing material or deformable components.
To further exploit the power and precision of LZA, the researchers applied a heat-sensitive elastic coating on top of the unassembled polymer film.
and piezoelectric (PZ) films,"appeared June 24th in the journal Scientific Reports, published By nature (DOI: 10.1038/srep11577.
but will be applied to self-oscillating gels and piezoelectric films for the first time e
#Graphene: Magnetic sensor 100 times more sensitive than silicon equivalent Scientists have created a graphene-based magnetic sensor 100 times more sensitive than an equivalent device based on silicon.
but cellulose nanofibrillated fiber films have the potential to replace silicon wafers as electronic substrates in environmental friendly, low-cost, portable gadgets or devices of the future.
Ma's team employed silicon nanomembranes as the active material in the transistor--pieces of ultra-thin films (thinner than a human hair) peeled from the bulk crystal
The patented device involves a thin film of aluminum deposited on top of a silicon layer placed under strain,
Portions of the wafer masked with thin film physically block the etching from being carried out except on the open surface areas.
A film, spin-coated on the wafer, contained a block copolymer, which directed the assembly of a polymer resin.
Writing lines in the film with the laser, the block copolymer decomposed, acting like a positive-tone resist,
or LEDS, the UC Berkeley researchers were able to heat electrons at the interface of thin films of gold and a DNA solution.
For their experiments, the researchers used thin films of gold that were 120 nanometers thick,
microfluidic films is applied to those tiny pieces, forcing them back into untangled, proper form. his method could transform industrial
when sensors are applied directly to the body researchers are seeking to fabricate electronic components on flexible substances such as polymeric film.
You just need to rub it to transfer the film. Remarkable efficiency For the experiment, the Stanford team stacked a perovskite solar cell with an efficiency of a 12.7 percent on top of a low-quality silicon cell with an efficiency of just 11.4 percent. y combining two cells
The Rice lab of chemist James Tour discovered last year that firing a laser at an inexpensive polymer burned off other elements and left a film of porous graphene, the much-studied atom-thick
while thin-film lithium ion batteries are able to store more energy, LIG supercapacitors of the same size offer three times the performance in power (the speed at which energy flows).
when they are assembled in a film. However, the UW-Madison researchers pioneered a new technique,
Our carbon nanotube transistors are an order of magnitude better in conductance than the best thin film transistor technologies currently being used commercially
or producing a film the size of a postage stamp using a laboratory furnace. But the new method promises to enable continuous production,
such as thin-film heaters may work well enough with lower-quality sheets, says Hart, who is the Mitsui Career development Associate professor in Contemporary Technology at MIT.
In their broader uses, microbial polymers are used for food production, chemical production, detergents, cosmetics, paints, pesticides, fertilizers, film formers, lubricants, explosives, pharmaceutical production and waste treatment.
The team used a geometric structure to lowthe bubbles into shape in a very thin film.
and piezoelectric (PZ) films, appeared online June 24, 2015 in the journal Scientific Reports, published By nature (DOI:
but will be applied to self-oscillating gels and piezoelectric films for the first time. Source: NSF, University of Pittsburg
Ward said. y controlling the number of helium atoms inserted into an epitaxial film, we select a strain state in one direction
A film, spin-coated on the wafer, contained a block copolymer, which directed the assembly of a polymer resin.
Writing lines in the film with the laser, the block copolymer decomposed, acting like a positive-tone resist,
The metamaterial, a nanostructure of rotated slits etched into a gold film, changes the phase of the surface plasmons generated at each slit relative to each other,
Portions of the wafer masked with thin film physically block the etching from being carried out except on the open surface areas.
As part of the study, Scott and San miguel put a film of ds RNA on plate glass
For example, they added the nanosheets to a film of polyvinyl chloride, thereby doubling its strength and increasing its tensile toughness sixfold.
said Prof Wolfgang Viöl of the Fraunhofer Institute for Surface Engineering and Thin Films, who developed the technique working with the company Cinogy and the Department of Dermatology, Venereology and Allergology at the University Medical centre Göttingen.
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