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Boulder

mmWave Protocols

The big picture Information can’t ride a network without an agreed-upon set of rules – called a protocol – governing how the devices on...

Channel Measurement and Modeling R&D Topics

The success of the next-generation 5G wireless hinges on a proliferation of ultra-dense networks of massive MIMO antennas sending and...

NextG Channel Model Alliance

OVERVIEW The NextG Channel Model Alliance (formerly operated as the 5G Millimeter-Wave (mmWave) Channel Model Alliance) is a NIST-sponsored...

Millimeter-Wave Channel Sounding and Modeling

Work groups within IEEE, 3GPP, and other standards developing organizations are currently scrambling to define new specifications for the...

National Broadband Interoperability Test Bed (NBIT)

The National Broadband Interoperability Test Bed (NBIT), which opened in 2016, supports studies in wireless coexistence metrology and...

Single-Pixel Touchless Laser Tracker Probe (Pixel Probe)

The CTL Antenna Metrology Project invented the Single-Pixel Touchless Laser Tracker Probe (Pixel Probe) out of necessity. As NIST...

Millimeter-Wave Scattering System for Materials Testing

The big pictureThe CTL Antenna Metrology Project’s mmWave scattering system characterizes materials using free-field wireless testing. The...

Configurable Robotic MilliMeter-wave Antenna (CROMMA)

The big picture The CTL Antenna Metrology Project’s Antenna Configurable Robotic MilliMeter-wave Antenna facility (CROMMA) is dedicated to...

Robotically Enhanced Antenna Laboratory for Metrology (REALM)

The REALM specializes in robotics-based approaches that develop state-of-the-art antenna and free-space electromagnetic measurement...

Massive MIMO

The big picture NIST CTL is developing measurement methods for massive MIMO (multiple-input, multiple-output) antennas capable of supporting...

Millimeter-Wave Metrology

Next-generation 5G wireless will hinge on hardware operating at speeds that outrun today’s testing equipment. The radiated signal metrology...

Sample Preparation and Metrology Tools

Read about our sample preparation and metrology tools.

Local Electrode Atom Probe Tomography (LEAP)

Field evaporates (with a voltage and laser pulse) a sharp tip-shaped specimen. Collects the ionization products in a position-sensitive, time-of-flight mass

Dual Beam Focused Ion Beam / Scanning Electron Microscope (FIB/SEM)

Dual beam focused ion beam/scanning electron microscope (FESEM). Focused ion beam using Ga atoms allows the patterning of objects at ~10 nm level (milling and

Aberration-Corrected Transmission Electron Microscope (TEM)

Probe corrected 200kV analytic electron microscope Resolves single atoms Chemical analytic capability (EELS, EDS) Highest resolution in electron optics (<0.1 nm

NIST System Replicated by Chip Maker

June 6, 2016

A highly sensitive measurement system for the performance of nanoscale magnetic devices, invented and developed at NIST, was successfully replicated recently by

Standards Development for Emergency Safety Equipment

Advanced wireless technology is increasing the range of RF-based firefighter-down personal alarm safety systems (PASS) from the immediate...

Reverberation-Chamber Techniques for Wireless

The Metrology for Wireless Systems Group is supporting industry efforts to move reverberation chambers into the mainstream of over-the-air...

Propagation-Channel Measurements and Hardware Verification

The focus of this Metrology for Wireless System Group work is on developing measurement tools and procedures needed to characterize...

Modulated-Signal Measurement and Traceability

The Metrology for Wireless Systems Group’s work in modulated-signal measurement and traceability is about developing measurement procedures...

Simulation of Wi-Fi data throughput at various signal-to-noise levels and signal-to-LTE interference levels

Wireless Coexistence Impacts and Test Methods

NIST CTL’s Shared Spectrum Metrology Group is developing new interference metrics to gauge the how well wireless devices in increasingly...

NIST's Super Quantum Simulator 'Entangles' Hundreds of Ions

June 9, 2016

Physicists at the National Institute of Standards and Technology (NIST) have "entangled" or linked together the properties of up to 219 beryllium ions (charged

MIMO and Spectrum Sharing

MIMO (multiple-input, multiple-output) communication architectures will be a key to unlocking new high-frequency spectrum needed to satisfy...

Built-Environment Signal Propagation and Penetration

Today’s signal-propagation modeling is often based on notions of simple outdoor communications or, if within a building, simple in-room...

Other activities to support government organizations

The Antenna Metrology Project works with the Department of Homeland Security (DHS), the Department of Defense (DOD), the Department of Energy (DOE) and other

Information Technology Laboratory Divisions

Applied and Computational Mathematics We provide leadership within NIST in the application of applied and computational mathematics to the...

NSCI Seminar: Roadmap for Building a Quantum Computer

Tue, Nov 15 2016

This talk will overview the basic strategy and roadmap for the quantum-AI project at Google, which has the goal of

Time and Frequency Transfer using the phase of the GPS Carrier

Although most GNSS receivers use the time codes that are transmitted by the satellites for both position determination and for time transfer...

Common View GNSS Time Transfer

Common view time transfer with Global Navigation Satellite System (GNSS) transmitted signal allows the direct comparison of two clocks at...

One Way GNSS Time Transfer

The most common way to transfer time is with a transmitted signal, usually an electromagnetic (radio) wave. However, there are several...

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