Scientists Shrink a Lab Spectrometer to the Size of a Grain of Sand

A new chip-scale spectrometer challenges the long-standing reliance on bulky optical systems by replacing physical light ...
Purdue University

Measuring Visible Light

How can we measure visible light? The electromagnetic spectrum includes all forms of light energy, known as electromagnetic radiation. (1) Different types of electromagnetic radiation such as radio ...
Nanowerk

UV-Vis Spectroscopy: A Powerful Tool for Nanomaterial Characterization

What is UV-Vis Spectroscopy? UV-Vis spectroscopy, short for ultraviolet-visible spectroscopy, is an analytical technique that measures the absorption or reflectance of light by a sample in the ...
ucdavis.edu

Spectrometer on a Chip is a Revolution in Sensing Technology

UC Davis electrical engineers have created a chip-sized device to measure the spectrum of visible and infrared light. The spectrometer-on-a-chip could have a wide range of applications in medicine, ...
SpaceRef

NASA Dawn Image of Vesta: Mosaic of Visible and Infrared Spectrometer Data

This mosaic shows the location of the data acquired by VIR (visible and infrared spectrometer) during the HAMO (high-altitude mapping orbit) phase of the Dawn mission. VIR can image Vesta in a number ...
CU Boulder News & Events

UV/Vis Spectroscopy

Please acknowledge the SIP core facility ( RRID: SCR_018986) in publications, on posters, or in talks if you use any instruments in the SIP core facility. Please include SIP's RRID (RRID: SCR_018986) ...
Optics

Columbia develops visible light modulator that works without dimming

Integrated photonics is a rapidly-evolving industry sector, with infrared spectrum applications including high-speed 5G networks, biosensors on chip, and driverless cars. Researchers are now exploring ...