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Photographs, or optical light images, are spatial records of light reflected or emitted from objects. Thus, they are prospective light measurements. In many
NIST cooperates with the three services (Air Force, Navy, and Army) to realize a uniform night vision goggle (NVG) calibration system with low measurement
Radiometric, radiance temperature, photometric, and color scales have been realized based on the spectral responsivity of standard detectors and radiometers
The goal of this project is to utilize NIST expertise in privacy, cybersecurity, machine learning, wireless technology, ranging, modeling, and hardware and
This project focuses on understanding the potential for nanoscale engineered materials to advance state-of-the-art spectroscopic techniques and foster the
Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to measure
Condensed matter dynamics can evolve on a subpicosecond timescale, too fast to follow using many characterization techniques. We use femtosecond optical pulses
Discovery of novel materials to facilitate hydrogen gas production has prompted new avenues of research towards developing hydrogen as an alternative to fossil
With the rapid rise of artificial intelligence and its insatiable demand for low-energy, high performance computing, research is accelerating into novel
Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this
Neuromorphic computing is a radical new approach to information processing for artificial intelligence where, instead of using digital electronics, inspiration
This project aims to develop rigorous measurements and methodology needed for determining optical and electrical properties of advanced materials that might be
We are developing the foundational knowledge and measurement infrastructure that will facilitate the use of solid state systems with emergent quantum properties
One of the most promising new approaches to next generation information processing is spintronics, where information is carried with electronic spin rather than
The human brain does some types of information processing, like speech recognition, image recognition, or video processing, much more efficiently than can be
The working of countless electronic devices involves electric and magnetic effects interacting within nanostructured materials. In the phenomenon known as spin
Ultrashort mid-infrared laser pulses are used to observe fast molecular and photochemical reaction processes occurring in the condensed phase. We have developed
PRIME (Platform for Realizing Integrated Molecule Experiments) aims to establish primary, quantum-based realizations for both the radiometric watt and kelvin
The radiation sensitivity of a Thermoluminescent Dosimeter (TLD) is defined as dosimeter light output per dose unit. TLD light output depends not only on the
In support of defense programs in remote sensing, NIST maintains the scale for infrared radiant flux by using an Absolute Cryogenic radiometer (ACR) in a low
The Radiation Physics Division's accelerator facilities continue to support a broad range of research efforts in the areas of industrial and medical dosimetry
The NIST Ac-dc2 Difference Project performs leading edge measurement services and research for ac-dc difference measurements and dc voltage metrology. We