Not exact matches
In materials research, the ability to analyze massive amounts of data — often generated at the nanoscale — in order to compare materials» properties is key to discovery and to achieving industrial us
In materials research, the ability to analyze massive amounts of data — often generated at the
nanoscale —
in order to compare materials» properties is key to discovery and to achieving industrial us
in order to compare
materials» properties is key to discovery and to achieving industrial use.
Webster has been studying the possibility of growing tissue around nanomaterials since 1998 when he was a graduate student at Rensselaer Polytechnic Institute
in Troy, N.Y. «
Nanoscale materials are increasing growth
in all of these tissue types,» he says.
Nanoscale resolution makes it possible to characterize the local temperature during phase transitions
in materials — an impossibility with techniques that do not have the spatial resolution of HERMES spectroscopy.
But by tinkering with that alignment — spacing it out with other
materials or embedding it
in a lattice composite at the
nanoscale (a nanometer is one billionth of a meter)-- scientists can potentially exponentially increase the strength of these magnets: The stronger the magnet, the fewer of them you need.
The discovery, to be published April 26
in the journal Nature, could have major implications for a wide range of applications that rely upon ferromagnetic
materials, such as
nanoscale memory, spintronic devices, and magnetic sensors.
U.S. Naval Research Laboratory (NRL) scientists,
in collaboration with researchers from the University of Manchester, U.K.; Imperial College, London; University of California San Diego; and the National Institute of
Material Science (NIMS), Japan, have demonstrated that confined surface phonon polaritons within hexagonal boron nitride (hBN) exhibit unique metamaterial properties that enable novel
nanoscale optical devices for use
in optical communications, super-resolution imaging, and improved infrared cameras and detectors.
Examples include nacre (mother - of - pearl), tooth enamel, bamboo and the dactyl clubs of mantis shrimp, all of which are
nanoscale arrangements of hard platelets connected by soft matrix
materials and arranged
in overlapping brick - and - mortar, bouligand or other architectures.
Even though the constituent
materials generally have poor intrinsic properties, the superior extrinsic properties of the hybrid
materials are the result of the arrangement of hard and soft phases
in complex hierarchical architectures, with dimensions spanning from the
nanoscale to the macroscale.
Nanoscale rods of the
material wobble
in response to mechanical stress — such as the vibrations produced by sound — and generate an electric field.
«So we could use this
material and measurement technique for locally probing
nanoscale activity of proteins that exists
in cell membrane with high sensitivity.»
The big bump up includes nearly $ 160 million
in new funds for NIST's core laboratory budget, including support for programs
in nanoscale manufacturing, advanced energy
materials, and novel time and electrical measurement capabilities.
A method for slowing down crystal growth could make it possible to build customisable
nanoscale structures useful
in water purifiers and cloaking
materials
The team used titanium dioxide, a ubiquitous
material found
in everything from paint to sunscreen, to create the
nanoscale array of smooth and high - aspect ratio nanostructures that form the heart of the metalens.
«The next step will be investigation of the spin - phonon interaction
in nanoscale thin films and structures made of this important antiferromagnetic
material.»
IBM calls dubs it «racetrack memory,» because it uses magnetic domains to store information
in columns of magnetic
material (
nanoscale «racetracks») arranged on the surface of a silicon wafer.
Other NSF interdisciplinary - center programs include the Science and Technology Centers program, founded
in 1987; the
Materials Research Science and Engineering Centers program (1994); and the
Nanoscale Science and Engineering Centers program (2001).
Such
materials could be used
in applications ranging from
nanoscale electronics to biomedical devices.
In the
nanoscale world, rods, spheres and dots made from the same
material have dramatically different chemical and physical properties.
«This is the first direct observation that these two phenomena are linked: The density waves with their associated
nanoscale distortions disappear and the electrons
in the
material change their personality suddenly at a well - defined
material composition,» Billinge said.
In a series of experiments at MIT, Belcher, working with a team of about 30 students and postdocs, has successfully programmed viruses to incorporate, then grow, a variety of inorganic
materials, including
nanoscale semiconductors, solar cells, and magnetic storage
materials.
This research into real - time, micro - and
nanoscale mechanisms of corrosion provides valuable information that the scientists can build upon, which may lead to models and predictions of how and when
materials in confined spaces are likely to corrode.
Crystal seen growing
in slow motion one atom at a time A method for slowing down crystal growth could make it possible to build customisable
nanoscale structures useful
in water purifiers and cloaking
materials
Materials at the
nanoscale are typically between 0.1 and 100 nanometres (nm)
in size — 1 nm is one billionth of a metre (10 - 9 m).
For years, scientists and engineers have synthesized
materials at the
nanoscale level to take advantage of their mechanical, optical, and energy properties, but efforts to scale these
materials to larger sizes have resulted
in diminished performance and structural integrity.
The research was performed
in part at the Center for
Nanoscale Materials, a U.S. Department of Energy user facility.
The DSI tests allowed the team to target small volumes of
material in specific locations on the structure and determine variations
in the micro - /
nanoscale mechanical behavior at different stages of fatigue life.
Imaging at the
nanoscale is important to a plethora of modern applications
in materials science, physics, biology, medicine and other fields.
The EPA launched the
Nanoscale Materials Stewardship Program (NMSP) in January and requested that companies provide the agency with info on the composition and volume of the nanoscale materials they manufacture, import, proces
Nanoscale Materials Stewardship Program (NMSP) in January and requested that companies provide the agency with info on the composition and volume of the nanoscale materials they manufacture, import, proces
Materials Stewardship Program (NMSP)
in January and requested that companies provide the agency with info on the composition and volume of the
nanoscale materials they manufacture, import, proces
nanoscale materials they manufacture, import, proces
materials they manufacture, import, process or use.
And, because there is a high concentration of chromium atoms
in the
material, this creates
nanoscale domains of order with the overall «chaos» of the high entropy alloy.
Tour is the T.T. and W.F. Chao Chair
in Chemistry as well as a professor of
materials science and nanoengineering and of computer science and a member of Rice's Richard E. Smalley Institute for
Nanoscale Science and Technology.
In a new twist on the use of DNA in nanoscale construction, scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators put synthetic strands of the biological material to work in two ways: They used ropelike configurations of the DNA double helix to form a rigid geometrical framework, and added dangling pieces of single - stranded DNA to glue nanoparticles in plac
In a new twist on the use of DNA
in nanoscale construction, scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators put synthetic strands of the biological material to work in two ways: They used ropelike configurations of the DNA double helix to form a rigid geometrical framework, and added dangling pieces of single - stranded DNA to glue nanoparticles in plac
in nanoscale construction, scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and collaborators put synthetic strands of the biological
material to work
in two ways: They used ropelike configurations of the DNA double helix to form a rigid geometrical framework, and added dangling pieces of single - stranded DNA to glue nanoparticles in plac
in two ways: They used ropelike configurations of the DNA double helix to form a rigid geometrical framework, and added dangling pieces of single - stranded DNA to glue nanoparticles
in plac
in place.
All seem to suggest that a new study, released yesterday, has found that
nanoscale materials, used
in everything from medical imaging to cancer treatment, can damage genetic
material in our bodies, feeding public fears.
Leveraging their instrument's
nanoscale spatial resolution, they aim to determine the relative strengths of competing interactions
in the
material that give rise to skyrmions.
Parviz's research involves embedding
nanoscale and microscale electronic devices
in materials like paper or plastic.
It means individual
nanoscale regions
in complex oxide
materials can behave as self - organized circuit elements, which could support new multifunctional types of computing architectures.
The overarching scientific theme of the CFN is the development and understanding of
nanoscale materials that address the Nation's challenges
in energy security.
While the UC Riverside did not look at the toxicity of GO
in their study, researchers at the Hersam group from Northwestern University did report
in a paper published
in the journal Nano Letters («Minimizing Oxidation and Stable
Nanoscale Dispersion Improves the Biocompatibility of Graphene
in the Lung») that GO was the most toxic form of graphene - based
materials that were tested
in mice lungs.
In recent years, carbon nanotubes have emerged as a promising
material of electron field emitters, owing to their
nanoscale needle shape and extraordinary properties of chemical stability, thermal conductivity, and mechanical strength.
The U.S. Environmental Protection Agency published today
in the Federal Register its plan for the
Nanoscale Materials Stewardship Program under the Toxic Substances Control Act (TSCA).
The Wilson Center's Project on Emerging Nanotechnologies manages a similar inventory (http://www.nanotechproject.org/cpi/) tracking the use of
nanoscale materials in consumer products.
Park Systems, world - leader
in atomic force microscopy (AFM) is hosting a webinar to provide advanced scientific research into new classes of
Nanoscale Graphene - based
materials poised to revolutionize industries such as semiconductor,
material science, bio science and energy.
BBCurrent trends
in optical and X-ray metrology of advanced
materials for
nanoscale devices V (
MATERIAL PROCESSING AND CHARACTERIZATION)
Nadrian C. Seeman, of New York University
in the U.S., is the founding father of structural DNA nanotechnology, a field that exploits the structural properties of DNA to use it as a raw
material for the next generation of
nanoscale circuits, sensors, and biomedical devices.
In making their award, the Kavli Nanoscience Prize committee has selected a scientist whose work, over more than five decades, has improved understanding of how and why the thermal, electrical, and other characteristics of
materials structured at the
nanoscale can be dramatically different from those of the same
materials at larger dimensions.
Argonne National Laboratory's Center for
Nanoscale Materials is an affiliate institution
in a new Engineering Research Center led by Boston University.
Scientists have known that
materials can behave differently at the
nanoscale than they do
in larger quantities, and that customizing their size and shape can enhance their properties for specific uses.
«The originality of the instrument and technique lies
in its ability to provide information about a
material's chemical composition
in the broad infrared spectrum of the chemical composition while showing the morphology of a
material's interior and exterior with
nanoscale — a billionth of a meter — resolution,» Passian said.
Free - electron lasers have opened new frontiers
in studying
materials and chemistry at the
nanoscale and beyond, and Filippetto said he hopes to pave new ground with HiRES, too, using a technique known as «ultrafast electron diffraction,» or UED, that is similar to X-ray diffraction.
«We want to study
nanoscale processes such as the structural changes
in a
material as a crack moves through it at the speed of sound,» he said.
Over more than five decades, Dresselhaus has made multiple advances
in helping to explain why the properties of
materials structured at the
nanoscale can vary so much from those of the same
materials at larger dimensions.