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Nanotechnology

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Displaying 376 - 400 of 486

Real-World Graphene Devices May Have a Bumpy Ride

January 19, 2011

Electronics researchers love graphene. A two-dimensional sheet of carbon one atom thick, graphene is like a superhighway for electrons, which rocket through the...

Schematic of flat electron wavefronts twisted into a fan of helices using a very thin film with a 5-micron-diameter pattern of nanoscale slits

NIST Puts a New Twist on the Electron Beam

January 13, 2011

Electron microscopes are among the most widely used scientific and medical tools for studying and understanding a wide range of materials, from biological...

NIST Announces $22 Million in Funding for Advanced Manufacturing Research in Electronics, Biotechnology and Nanotechnology

December 15, 2010

The U.S. Commerce Department's National Institute of Standards and Technology (NIST) today announced a total of more than $22 million in funding for nine...

ULTSPM lab illustration

NIST's New Scanning Probe Microscope is Supercool

December 8, 2010

The discoveries of superconductivity, the quantum Hall effect and the fractional quantum Hall effect were all the result of measurements made at increasingly...

Image of the preparation of quartz crystal microbalance disks

Quartz Crystal Microbalances Enable New Microscale Analytic Technique

November 24, 2010

A new chemical analysis technique developed by a research group at the National Institute of Standards and Technology (NIST) uses the shifting ultrasonic pitch...

NIST, Harvard Researchers Share 2010 Julius Springer Prize for Applied Physics

October 26, 2010

National Institute of Standards and Technology (NIST) physical scientist Henri Lezec and Federico Capasso of Harvard have received the Julius Springer Prize for...

This Little Light of Mine: Changing the Color of Single Photons Emitted by Quantum Dots

October 13, 2010

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated* for the first time the conversion of near-infrared 1,300 nm...

Illustration of a single row of nanowires

Growing Nanowires Horizontally Yields New Benefit: 'Nano-LEDs'

September 28, 2010

While refining their novel method for making nanoscale wires, chemists at the National Institute of Standards and Technology (NIST) discovered an unexpected...

NIST Researchers Hear Puzzling New Physics from Graphene Quartet's Quantum Harmonies

September 8, 2010

GAITHERSBURG, Md. – Using a one-of-a-kind instrument designed and built at the National Institute of Standards and Technology (NIST), an international team of...

The NIST MEMS-based rheometer.

Micro Rheometer is Latest Lab On a Chip Device

August 31, 2010

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a microminiaturized device that can make complex viscosity...

These electron microscope images show perfect-edged nanocubes produced in a one-step process created at NIST that allows careful control of the cubes’ size, shape and composition.

The Perfect Nanocube: Precise Control of Size, Shape, and Composition

August 31, 2010

With growing interest in using nanoparticles for everything from antibacterial socks to medical imaging to electronic devices, the need to understand the...

Ravikiran Attota

NIST Nanoscale Dimensioning Technique Wins R&D 100 Award

July 21, 2010

A radical, new method developed at NIST that transforms the humble, ubiquitous and inexpensive optical microscope into a powerful three-dimensional nanoscale...

Nano 'Pin Art': NIST Arrays Are Step Toward Mass Production of Nanowires

July 21, 2010

Researchers at the National Institute of Standards and Technology (NIST) have cultivated many thousands of nanocrystals in what looks like a pinscreen or "pin...

illustration of infrared laser light heating bathtub water

Some Like It Hot: How to Heat a 'Nano Bathtub' the JILA Way

July 21, 2010

Researchers at JILA have demonstrated the use of infrared laser light to quickly and precisely heat the water in "nano bathtubs"—tiny sample containers—for...

Nanopore-based single molecule mass spectrometry illustration

NIST Team Advances in Translating Language of Nanopores

June 23, 2010

National Institute of Standards and Technology (NIST) scientists have moved a step closer to developing the means for a rapid diagnostic blood test that can...

Depth Charge: Using Atomic Force Microscopy to Study Subsurface Structures

June 23, 2010

Over the past couple of decades, atomic force microscopy (AFM) has emerged as a powerful tool for imaging surfaces at astonishing resolutions—fractions of a...

'Instant Acid' Method Offers New Insight into Nanoparticle Dispersal in the Environment and the Body

June 9, 2010

Using a chemical trick that allows them to change the acidity of a solution almost instantly, a team at the National Institute of Standards and Technology (NIST...

Walls Falling Faster for Solid-State Memory

June 9, 2010

After running a series of complex computer simulations, researchers have found that flaws in the structure of magnetic nanoscale wires play an important role in...

Schematic of a spherical magnetite nanoparticle

NIST Scientists Gain New 'Core' Understanding of Nanoparticles

May 25, 2010

While attempting to solve one mystery about iron oxide-based nanoparticles, a research team working at the National Institute of Standards and Technology (NIST)...

moiré patterns created by overlaid sheets of graphene to determine how the lattices of the individual sheets were stacked in relation to one another and to find subtle strains in the regions of bulges or wrinkles in the sheets.

Seeing Moiré in Graphene

April 27, 2010

Researchers at the National Institute of Standards and Technology (NIST) and the Georgia Institute of Technology have demonstrated that atomic scale moiré...

New Study Helps Explain the Surprising Behavior of Tiny 'Artificial Muscles'

April 27, 2010

Using neutron beams and atomic-force microscopes, a team of university researchers working with the National Institute of Standards and Technology (NIST) may...

2010 TIP Competition Focuses on Manufacturing Technologies

April 15, 2010

The U.S. Commerce Department's National Institute of Standards and Technology (NIST) today announced a new competition for high-risk, high-reward research...

A quantum-mechanics-based simulation demonstrates how a new NIST instrument can delicately pull a chain of atoms apart.

NIST Researchers Holding Steady in an Atomic-Scale Tug-of-War

March 30, 2010

How hard do you have to pull on a single atom of--let's say--gold to detach it from the end of a chain of like atoms?* It's a measure of the astonishing...

This atomic-force microscopy image shows wrinkling in a single-wall carbon nanotube membrane; the inset shows an optical reflection micrograph of the membrane without any strain.

NIST Scientists Address 'Wrinkles' in Transparent Film Development

March 30, 2010

A closer look at a promising nanotube coating that might one day improve solar cells has turned up a few unexpected wrinkles, according to new research...

Fibrous masses from insulin

NIST Scientists Quantify Nanoparticle-Protein Interactions

January 12, 2010

A research team at the National Institute of Standards and Technology (NIST) has quantified the interaction of gold nanoparticles with important proteins found...

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