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Physical Measurement Laboratory

Applied Physics Division

Projects/Programs

Displaying 26 - 50 of 57
Magnetic shielded room

Magnetic Sensing and Metrology

Ongoing
The Magnetic Sensing and Metrology Program characterizes a wide variety of magnetic sensors used in biomedical, industrial, electronics, environmental
nano-biophotonics collage

Nano-biophotonics for molecular imaging

Ongoing
Biophotonics is at the intersection of photonics and biology where light is used to image, detect, and manipulate biological materials. This project addresses
(a) Schematic of a near-field scanning microwave microscope (NSMM). (b) NSMM images of a perovskite PV sample, (c) NSMM MoS2 back-gate device, (d) Spatial imaging of excited spin wave modes.

Nanoelectromagnetics

Ongoing
The core activities in this program are the development and application of metrology for quantitative characterization of hetero-structured materials and
A scanning electron micrograph of a QDOGFET device used for photon number-resolving detection.

Nanostructure Fabrication and Metrology

Completed
Single photons are the fundamental particles for all optical measurements. Single photon detectors made from avalanche photodiodes or photomultiplier tubes are
Detection Circuit and Layout of STO Chip

Neuromorphic Computing

Ongoing
Neuromorphic computing promises to dramatically improve the efficiency of important computational tasks, such as perception and decision making. While software
neuromorphic icon

Neuromorphic systems

Ongoing
Neuromorphic systems are required to develop cognitive processors as well as to understand how the brain works and how to measure brain function and dysfunction
NIST standard reference material (SRM) for the verificaiton of 3D optical medical imaging devices.

Optical Medical Imaging

Ongoing
The Optical Medical Imaging program was established to advance the application of optical imaging in surgical, clinical, and medical practices. Our goal is
beam box

The Photoforce Project

Ongoing
High-power continuous wave lasers (also known as “high-energy” lasers) are increasingly common in manufacturing (welding, cutting, and metal additive
Planar absolute cryogenic radiometer with multiwall vertically-aligned carbon nanotubes. Superconducting transition-edge sensor. Fully-lithographic fabrication.

Photonic Radiometry

Ongoing
Accurate characterization of photonic equipment is important for optical communications, medical devices, semiconductor lithography, manufacturing and materials
He4 cryostat

Physics and Hardware for Intelligence

Ongoing
Artificial intelligence increasingly affects many aspects of society. New computational hardware based on information-processing in the brain is being developed
MRI standards

Quantitative MRI

Ongoing
The Quantitative MRI project develops calibration structures (phantoms) and validates quantitative imaging protocols for magnetic resonance imaging (MRI)
equipment

Quantum Radiometry

Ongoing
The goal of this project is to develop single photon source and detector measurement and calibration capabilities to support the emerging quantum industry and
SMART contrast agents

SMART Contrast Agents

Ongoing
SMART contrast agent project develops multifunctional imaging contrast agents including nano-fabricated agents that can sense and report local properties.
Fig. 1. Die containing 285 superparamagnetic tunnel junctions.

Spintronics for Neuromorphic Computing

Ongoing
One promising new approach to next generation information processing is spintronics, where information is carried by electronic spin rather than charge. Among