In this video I talk about diffraction gratings and how they work. I show you how you can use them to make diffraction patterns on chocolate or other shiny materials. This 450 lb gorilla mauled a ...

Tipster Ice Universe explained that the Samsung Galaxy S26 Ultra’s Privacy Display uses a two-layer optical system: microscopic “louvers” activated by liquid ...

Abstract: We demonstrate a variable optical attenuator (VOA) based on liquid crystal polarization gratings (LCPGs), which eliminates the need for complex polarization management found in competing LC ...

Optical dispersion occurs when the refractive index of a material changes with the wavelength of incoming light. This variation causes different colors to move at different speeds in transparent media ...

Abstract: Waveguide and resonant properties of diffractive structures are often explained through the complex poles of their scattering matrices. Numerical methods for calculating poles of the ...

With the declared aim of measuring matter under extreme pressure, an international research collaboration headed by the University of Rostock and the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) used ...

Spectrographs are important tools for studying many biological and chemical processes and substances, from pigments to plant growth and nucleic acids to pharmaceuticals, providing information about ...

Optics: Check this article to know all about Optics, the branch of Physics that deals with light and its behaviour. Know its definition, types, applications, and interesting facts. Download the Optics ...

This study presents the novel optical passive components for spatial frequency division demultiplexing of terahertz (THz) radiation. Four different diffractive optical elements (DOEs) were designed as ...

A collaborative effort from researchers across various institutes in Germany has led to the development of a novel method that allows the bending of laser beams using sound waves alone, a press ...

Most of these wastes, however, contain some of the most useful compounds in industrial settings that can be both profitable and sustainable. “Repurposing crab waste as a raw material for bioplastic ...