Q: What are diffraction gratings? A diffraction grating is an optical component for spectroscopy that splits light into different wavelengths. A typical diffraction grating has thousands of grooves ...

Standardizing calculations of the helium byproducts generated in advanced fission and fusion energy system materials can increase reactor safety and longevity, according to a study led by University ...

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Abstract: Sensors based on optical interferometric displacement measurement have the outstanding advantage of high sensitivity and are widely applied in various measurement fields. In particular, with ...

Radiolab is on a curiosity bender. We ask deep questions and use investigative journalism to get the answers. A given episode might whirl you through science, legal history, and into the home of ...

Abstract: Sapphire fiber Bragg grating (SFBG) is a potential high-temperature sensor, which can withstand 1900 °C. However, the broadband reflection spectrum of SFBG results from the multimode ...