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Optical physics

News and Updates

What Laser Color Do You Like?

Researchers at the National Institute of Standards and Technology (NIST) and the University of Maryland have developed a microchip technology that can convert

Projects and Programs

Color and appearance

We are developing instrumentation, standards artifacts, and measurement protocols to characterize appearance attributes including color, texture, and gloss

Photonic Radiometry

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

Publications

Calibration of free-space and fiber-coupled single-photon detectors

Author(s)
Thomas Gerrits, Alan L. Migdall, Joshua C. Bienfang, John H. Lehman, Sae Woo Nam, Oliver T. Slattery, Jolene D. Splett, Igor Vayshenker, Chih-Ming Wang
We present our measurements of the detection efficiency of free-space and fiber-coupled single- photon detectors at wavelengths near 851 nm and 1533.6 nm. We

Plasmon Lasers

Author(s)
Wenqi Zhu, Shawn M. Divitt, Matthew S. Davis, Cheng Zhang, Ting Xu, Henri J. Lezec, Amit K. Agrawal
Recent advancements in the ability to design, fabricate and characterize optical and optoelectronic devices at the nanometer scale have led to tremendous

Ultrafast waveform metrology: A first international comparison

Author(s)
Mark Bieler, Paul Struszewski, Ari D. Feldman, Jeffrey A. Jargon, Paul D. Hale, Pengwei Gong, Wen Xie, Chuntao Yang, Zhigang Feng, Kejia Zhao, Zhijun Yang
We report on the first international comparison in ultrafast waveform metrology. To this end, the frequency and time responses of a photodiode with a nominal

Software

Modeled integrated scatter tool (MIST)

The MIST program has been developed to provide users with a general application to model an integrated scattering system. The program performs an integration of

HolograFREE

An electron hologram is a fringe modulated image containing the amplitude and phase information of an electron transparent object. The HolograFREE routines

Tools and Instruments