Optics Portal

Biophotonics is at the intersection of photonics and biology where light is used to image, detect, and manipulate biological materials. This … more

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

Optical frequency conversion, in which the color of light is changed, is a process that has numerous applications in physics and … more

Interferometry is the leading method for measuring ultra-precision surfaces and optical elements. The accuracy of the measurement results is to a … more

The goal of this project is a rigorous uncertainty assessment of generic methods for measuring aspheres. The evaluated methods include zonal and … more

There is an increasing need for accurate measurements of precision surfaces and optical elements over a wide range of spatial frequencies. Ripple … more

We are developing measurement and fabrication capabilities for nanoscale characterization of electronic nanodevices relevant to energy transport, … more

SCATMECH is an object-oriented C++ class library developed to distribute models for light scattering applications. Included in the library are … more

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