NIST logo
NIST Home > Physics Programs and Projects 

Physics Programs & Projects

(showing 226 - 240 of 245)
Metrologies for Protein Structure, Function, and Modeling
Last Updated Date: 01/20/2015

NIST researchers in the Macromolecular Structure and Function Group are involved in a joint research program with scientists from the University … more

Molecular spectroscopy
Last Updated Date: 01/13/2015

The molecular spectroscopy sub-group carries out vibrational and rotational spectroscopic analyses on experimental data obtained primarily in the … more

Last Updated Date: 01/06/2015

The purpose of photometry is to measure light in a way that takes the sensitivity of human visual system into account. While radiometry measures … more

Solid-state lighting metrology
Last Updated Date: 01/06/2015

With the rise of new, energy-efficient solid-state lighting (SSL) systems has come the need for new performance metrics and measurement methods to … more

Optical grating scatterometry
Last Updated Date: 11/28/2014

This program aims to develop standards, methods, and modeling for assessing the periodic structures using optical reflectance and transmittance … more

Optical scattering from surfaces
Last Updated Date: 11/28/2014

We study how material properties, surface topography, and contaminants affect the distribution of light scattered from surfaces. Our aim is to … more

Diffraction effects in radiometry
Last Updated Date: 11/28/2014

We want to quantify the breakdown of geometrical optics when computing the throughput of optical systems for the purpose of calculating … more

Last Updated Date: 10/14/2014

Quantum science and engineering has the potential to revolutionize 21st century technology in much the same way that lasers, electronics, and … more

Optoelectrical Characterization of Nanostructured Photovoltaic Materials and Devices
Last Updated Date: 03/24/2014

Photovoltaics technology is usually categorized into three generations: 1) devices based on polysilicon; 2) devices based on thin-film direct … more

Collagen Films Protocol
Last Updated Date: 05/08/2013

Background: Collagen type 1 is the most prevalent extracellular protein in connective tissue, and is part of the family of collagens that are … more

Theory of Transport in Graphene
Last Updated Date: 03/21/2013

Graphene, a single layer of carbon atoms, is one of the most likely materials to produce the next breakthrough in the electronics industry.  Ideal … more

Surface Plasmon Resonance Imaging of Cells and Extracellular Matrix Proteins
Last Updated Date: 10/10/2012

A critical challenge in cell biology is imaging and quantifying the interactions of cells with their extracellular matrix (ECM) environment, and … more

Chemical/Biochemical Microsensor Science
Last Updated Date: 10/02/2012

The Process Sensing Group at NIST is investigating a range of fundamental and technological issues related to next-generation chemical and … more

Energy Determination of X-Ray Transition Energies Using the NIST TES Microcalorimeter Detector
Last Updated Date: 10/02/2012

Previous efforts to produce a comprehensive tabulation of atomic x-ray transition energies have been hampered by the fact that a) detectors having … more

Molecular Orbital Structure of Energetic Nitrogen Compounds from X-Ray Emission Spectroscopy
Last Updated Date: 10/02/2012

When chemical compounds of low-Z elements are excited by x-rays, the ionized core states are filled from the valence band. The molecular orbital … more

Related Links in:Physical Measurement Laboratory 
General Information:
301-975-NIST (6478)

100 Bureau Drive, Stop 1070
Gaithersburg, MD 20899-1070