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Spectroscopy Portal

Programs and Projects
Optical Characterization of Advanced Thin Films

A wide range of technologies are impacted by the performance of thin (<100 nm) layers of advanced materials. This is particularly true in the … more

Vacuum-Ultraviolet Optical Properties of Cryogenic Water Ices

The optical properties of cryogenic water ices in the vacuum-ultraviolet spectral range are studied. more

Calibration of the Extreme UV/X-ray Irradiance Sensor (EXIS) for the Geostationary Operations Environment Satellite R-Series Program (GOES-R)

Calibrations of the The Extreme ultraviolet/X-ray Irradiance Sensor (EXIS), which will be installed on the Geostationary Operations Environment … more

Far-infrared Spectroscopy of Biomolecules

Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to … more

Fundamental Chemical Metrology

The Chemical Sciences Division serves as the Nation’s reference laboratory for chemical compositional measurements and standards to enhance U.S. … more


Protein drugs are the top selling pharmaceuticals worldwide, a hundred billion dollar industry, but also the fastest growing category of health … more

Continuous-wave terahertz spectrometer

The continuous-wave terahertz spectrometer makes use of two near-infrared lasers. The first laser is a fixed-frequency cw ring Ti:Saph laser … more

Raman facility

Raman scattering is a powerful light scattering technique used to diagnose the internal structure of molecules and crystals. In a light scattering … more

Scanning Auger Microprobe

A JEOL model 7830F field emission source, scanning Auger microscope. more

jb95 Spectral fitting program

A graphical user interface program, JB95 , based on a Windows 95 © API platform has been written in the C programming language to aid in the … more

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