Topics

Nanotechnology

Briefs : Energy
Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath
Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath

Organic semiconductors (OSCs) have emerged as a new class of electronic materials promising a wide range of applications including organic field-effect transistors...

Organic Semiconductor Thin-Film Sensors Detect Disease Markers in Breath
Briefs : Materials
Tuning Material Color and Thermal Properties Separately
Tuning Material Color and Thermal Properties Separately

The color of a material can often tell how it handles heat. With clothing, for example, the darker the pigment, the warmer you're likely to feel on a hot day. Likewise, the more...

Tuning Material Color and Thermal Properties Separately
Briefs : Semiconductors & ICs
High-Temperature Dielectric Nanocomposite

A nanocomposite was developed that could be a superior high-temperature dielectric material for flexible electronics, energy storage, and electric devices. The nanocomposite combines one-dimensional polymer nanofibers and two-dimensional boron nitride nano-sheets. The nanofibers reinforce the...

Briefs : Materials
Fire-Retardant Coating Uses Renewable, Nontoxic Materials

Researchers developed a new kind of flame-retardant coating using renewable, nontoxic materials readily found in nature. The coating could provide more effective fire protection for several widely used materials. The coatings offer the opportunity to reduce the flammability of...

Briefs : Materials
Method Uses Ultraviolet Light to Control Fluid Flow and Organize Particles
Method Uses Ultraviolet Light to Control Fluid Flow and Organize Particles

A new method uses ultraviolet light to control the flow of fluids by encouraging particles — from plastic microbeads, to bacterial spores, to pollutants — to...

Method Uses Ultraviolet Light to Control Fluid Flow and Organize Particles
Briefs : Semiconductors & ICs
Textile Cools or Insulates Automatically
Textile Cools or Insulates Automatically

Researchers have created a fabric that automatically regulates the amount of heat that passes through, depending on conditions; for example, when conditions are warm and moist — such as those of a...

Textile Cools or Insulates Automatically
Briefs : Wearables
Microneedles Extract Fluid for Wearable Sensors
Microneedles Extract Fluid for Wearable Sensors

Interstitial fluid is clear, colorless, and similar to blood plasma. Continual sampling of important biomarkers in interstitial fluid could help monitor and diagnose many diseases and...

Microneedles Extract Fluid for Wearable Sensors
Briefs : Mechanical & Fluid Systems
Light-Activated Micro-Pump
Light-Activated Micro-Pump

Even the smallest mechanical pumps have limitations, from the micro-fabrication techniques required to make them to the fact that there are limits on their size. A laser-driven photoacoustic microfluidic pump was...

Light-Activated Micro-Pump
Facility Focus : Energy
Facility Focus: National Energy Technology Laboratory
Facility Focus: National Energy Technology Laboratory

The National Energy Technology Laboratory (NETL) is a U.S. Department of Energy (DOE) national laboratory — with sites in Anchorage, AK; Albany, OR; Morgantown, WV; and Pittsburgh, PA...

Facility Focus: National Energy Technology Laboratory
INSIDER : Semiconductors & ICs
Scientists Have Visualized the Electronic Structure in a Microelectronic Device
Scientists Have Visualized the Electronic Structure in a Microelectronic Device

Scientists have visualized the electronic structure in a microelectronic device for the first time, opening up opportunities for finely tuned, high-performance...

Scientists Have Visualized the Electronic Structure in a Microelectronic Device
Blog : Manufacturing & Prototyping
A Self-Healing Glass, Inspired by a Butterfly Wing
A Self-Healing Glass, Inspired by a Butterfly Wing
A team from the University of Pittsburgh looked to the butterfly to create a glass that is self-healing, liquid-repellant, and anti-fogging.
A Self-Healing Glass, Inspired by a Butterfly Wing
Briefs : Semiconductors & ICs
Fabricating Nanochips via Thermal Lithography
Fabricating Nanochips via Thermal Lithography

A process for fabricating atom-thin processors can be used to produce at the nanoscale for smaller and faster semiconductors.

Fabricating Nanochips via Thermal Lithography
Q&A : Electronics & Computers
Q&A: Power Anomalies Detect Malware in Embedded Systems

Aydin Aysu, Ph.D., is Assistant Professor in the Electrical & Computer Engineering Department at North Carolina State University in Raleigh, where he helped develop a technique for detecting micro-architecture malware that uses a system’s architecture to thwart traditional security...

Briefs : Energy
Supergel System Cleans Radioactively Contaminated Structures
Supergel System Cleans Radioactively Contaminated Structures

A system was developed that can remove radioactive cesium contamination from porous structures such as brick and concrete that are hard to clean, as well as contamination from...

Supergel System Cleans Radioactively Contaminated Structures
Articles : Manufacturing & Prototyping
NASA’s John F. Kennedy Space Center
NASA’s John F. Kennedy Space Center

On September 1, 1961, NASA requested appropriations for initial land purchases on Merritt Island on Florida’s east coast to support the Apollo Lunar Landing Program. Designers quickly began developing...

NASA’s John F. Kennedy Space Center
Briefs : Imaging
3D Printing of Flexible Circuits

A process was developed for 3D printing that can be used to produce transparent and mechanically flexible electronic circuits. The electronics consist of a mesh of silver nanowires that can be printed in suspension and embedded in various flexible and transparent plastics (polymers). This technology can enable...

Briefs : Materials
Shear Assisted Processing and Extrusion
Shear Assisted Processing and Extrusion

Shear Assisted Processing and Extrusion (ShAPE™) allows creation of wire, bar, and tubular extrusions that show significant improvement in material properties; for example, magnesium extrusions have...

Shear Assisted Processing and Extrusion
INSIDER : Energy
Flexible Generators Turn Movement into Energy
Flexible Generators Turn Movement into Energy

Wearable devices that harvest energy from movement are not a new idea, but a material created at Rice University may make them more practical.

Flexible Generators Turn Movement into Energy
INSIDER : Electronics & Computers
Increase Processing Capacity Without Adding Transistors
Increase Processing Capacity Without Adding Transistors

Computers and similar electronic devices have gotten faster and smaller over the decades as computer-chip makers have learned how to shrink individual transistors. Scientists’ pursuit...

Increase Processing Capacity Without Adding Transistors
Briefs : Sensors/Data Acquisition
Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed
Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed

Stretchable electronics, which can be stretched, deformed and wrapped onto nonplanar curved surfaces, have attracted much attraction due to their...

Stretchable Interlaced-Nanowire Film for Ultraviolet Photodetectors with High Response Speed
Articles : Sensors/Data Acquisition
A Sensor that Fits Like a Glove
A Sensor that Fits Like a Glove

We recently had a discussion with Sri Peruvemba, VP of Strategy at BeBop Sensors (Berkeley, CA), about the technology and applications for their two-dimensional fabric sensor material. I started by asking Sri...

A Sensor that Fits Like a Glove
Briefs : Energy
Wood-Based Technology Creates Electricity from Heat

Researchers have transformed a piece of wood into a flexible membrane that generates energy from the same type of electric current (ions) on which the human body runs. This energy is generated using charged channel walls and other unique properties of the wood’s natural nanostructures. With...

Briefs : Sensors/Data Acquisition
Flexible, Transparent, Wearable Bio-Patch

Silicon nanoneedle patches are currently placed between skin, muscles, or tissues where they deliver exact doses of biomolecules. Commercially available silicon nanoneedle patches are usually constructed on a rigid and opaque silicon wafer. The rigidity can cause discomfort and cannot be left in the body...

White Papers : Nanotechnology
Precise Satellite Positioning to the Nearest Micron

OHB Systems AG is constructing a new hyperspectral satellite called EnMAP for terrestrial monitoring. Five mirrors, six prisms and three cameras are being mounted in an exceedingly compact space—with frequently only fractions of a millimeter between the components. Any contact between these...

Briefs : Lighting
Bendable Electronic Paper Displays a Range of Colors
Bendable Electronic Paper Displays a Range of Colors

The combination of conductive polymers on nanostructures was demonstrated as suited to creating electronic displays as thin as paper. The “paper” is similar to the Kindle tablet. It...

Bendable Electronic Paper Displays a Range of Colors
Q&A : Electronics & Computers
Q&A: NASA's Dr. Mahmooda Sultana Makes Multifunctional Sensors

Dr. Sultana won funding to advance a nanomaterial-based detector platform that can sense environmental parameters from minute concentrations of target gases and vapors, to atmospheric pressure and temperature, and then transmit that data via a wireless antenna — all from the same 3...

Briefs : Test & Measurement
Method Shrinks Objects to the Nanoscale
Method Shrinks Objects to the Nanoscale

Existing techniques for creating nano-structures are limited in what they can accomplish. Etching patterns onto a surface with light can produce 2D nano-structures but doesn’t work for 3D structures....

Method Shrinks Objects to the Nanoscale
Briefs : Photonics/Optics
Coating Prevents Fogging on Transparent Surfaces
Coating Prevents Fogging on Transparent Surfaces

Anyone who skis, wears glasses, uses a camera, or drives a car is familiar with the problem: Coming into a humid environment from the cold causes eyewear, camera lenses, or windshields to...

Coating Prevents Fogging on Transparent Surfaces
Briefs : Photonics/Optics
Tiny Optical Elements Could One Day Replace Traditional Refractive Lenses
Tiny Optical Elements Could One Day Replace Traditional Refractive Lenses

A Northwestern University research team has developed tiny optical elements from metal nanoparticles and a polymer that one day could replace traditional refractive...

Tiny Optical Elements Could One Day Replace Traditional Refractive Lenses
Blog : Energy
Snow's Power Potential: How to Generate Electricity from a Blizzard
Snow's Power Potential: How to Generate Electricity from a Blizzard
A new 3D printed device turns snowfall into electricity.
Snow's Power Potential: How to Generate Electricity from a Blizzard