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Electronics

Electromagnetics

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The New Standard for Resistance Standards?

May 22, 2017

Contrary to the popular maxim, resistance is not futile. But it is quantized: The ratings of the heat-making resistors in your hair dryer or toaster ultimately...

Steel-Reinforced Concrete Building with Severe Corrosion Damage

Move Over, Superman! NIST 'Spectral Fingerprinting' Sees Through Concrete to Detect Early Corrosion

April 26, 2017

When you suffer a fall, an on-the-field collision or some other traumatic blow, the first thing the doctor will do is take an X-ray, CT scan or MRI to determine...

NASCTN Initiates First Spectrum-Sharing Project

September 23, 2015

The National Advanced Spectrum and Communications Test Network (NASCTN) has launched its first spectrum-sharing project, focusing on the 3.5 GHz Citizens...

Hybrid Memory Device for Superconducting Computing

January 23, 2015

A team of NIST scientists has devised and demonstrated a novel nanoscale memory technology for superconducting computing that could hasten the advent of an...

Simultaneous Imaging of Ferromagnetic and Ferroelectric Domains

October 1, 2014

An international team led by researchers from the NIST Center for Nanoscale Science and Technology have discovered a new way to simultaneously image both the...

Cell Phones and Cable Signals: Interference Can Happen

March 20, 2014

When your cell phone talks to your cable TV connection, the conversation can get ugly. In certain conditions, broadband 4G/LTE signals can cause significant...

High-Tech Measurements for High-Frequency Antennas

November 14, 2013

A team of researchers at NIST's Antenna Metrology Lab in Boulder, CO has devised a first-of-its-kind system – combining a precision 3-meter industrial robot arm...

New Platform Developed to Measure and Exploit Optomechanical Interactions

December 12, 2012

Researchers from the NIST Center for Nanoscale Science and Technology and Caltech have developed a new design platform for measuring and exploiting strong...

Near-Field Scanning Microwave Microscope: Big at the Nanoscale

September 28, 2012

NIST's ability to determine the composition and physics of nanoscale materials and devices is about to improve dramatically with the arrival of a new near-field...

SEM image of the waveguide cross-section of the low-noise frequency converter

CNST Researchers Demonstrate Low-Noise, Chip-Based Optical Wavelength Converter

September 5, 2012

Researchers from the NIST Center for Nanoscale Science and Technology have demonstrated a low-noise device for changing the wavelength of light using...

New High Standards for Emergency Wireless Devices

July 27, 2012

First responders rely increasingly on wireless communication devices, and in emergencies they cannot afford major signal loss or delay caused by attenuation...

Shaffique Adam Receives Singapore National Research Foundation Fellowship

June 27, 2012

Shaffique Adam, an NRC Postdoctoral Research Associate in the NIST Center for Nanoscale Science and Technology, has been awarded a 2012 Singapore National...

Toward a Global Microwave Standard

February 6, 2012

Much of what is known about decadal climate change – and much of what appears on the evening weather forecast as well – comes from satellite-based remote...

New Wave: JILA Develops Efficient Source of Terahertz Radiation

January 19, 2011

JILA researchers have developed a laser-based source of terahertz radiation that is unusually efficient and less prone to damage than similar systems. The...

Meet Phannie, NIST's Standard 'Phantom' for Calibrating MRI Machines

May 11, 2010

Magnetic resonance imaging (MRI)—a widely used medical tool that relies on magnetic fields and radio waves to visualize the body's internal structures...

Engineered Metamaterials Enable Remarkably Small Antennas

January 26, 2010

In an advance that might interest Q-Branch, the gadget makers for James Bond, the National Institute of Standards and Technology (NIST) and partners from...

Testing equipment being used by NIST scientists in recent research mapping radio frequency penetration of airframes, in this case a Boeing 737-200.

Penetrating Insights: NIST Airframe Tests Help Ensure Better Shielding for Flight Instruments

August 25, 2009

Airline travelers are used to being instructed to turn off computers and cell phones during takeoffs and landings as a precaution against interfering with the...

Random Antenna Arrays Boost Emergency Communications

February 24, 2009

First responders could boost their radio communications quickly at a disaster site by setting out just four extra transmitters in a random arrangement to...

Guest researcher John Jendzurski prepares the NIST electromagnetic phantom for passage through the walk-through metal detector behind it.

Electromagnetic Phantom Exorcises Specters of Metal Detector Tests

December 23, 2008

In the comics, the Phantom is a masked crimefighter who protected the innocent from pirates, hijackers and other evildoers. While not as dashing or exciting as...

The NIST terahertz imaging system reveals slight temperature differences, as shown in this post-processed image.

Prototype Terahertz Imager Promises Biochem Advances

April 15, 2008

Researchers at the National Institute of Standards and Technology (NIST) have demonstrated a new imaging system that detects naturally occurring terahertz...

NIST Finds 'Metafilms' Can Shrink Radio, Radar Devices

March 18, 2008

Recent research at the National Institute of Standards and Technology (NIST) has demonstrated that thin films made of "metamaterials"—manmade composites...

A Quantum Mechanical 'Tune Up' for Better Measurement

June 4, 2004

By exploiting the weird quantum behavior of atoms, physicists at the Commerce Department's National Institute of Standards and Technology (NIST) have...

Novel Zigzag Shape Gives Sensors Magnetic Appeal

August 27, 2003

Scientists at the National Institute of Standards and Technology (NIST) have designed tiny magnetic sensors in a "zigzag" shape that are simpler in design and...

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