In this video, I show you how to create your own rainbow using just a glass of water, a flashlight, and a piece of white ...

I test a series of light experiments to explore reflection, refraction, and optical illusions, demonstrating how light behaves in surprising and educational ways.

Delhi Public School, Gurugram, ignited young minds at its Shiksha Kendra with engaging science workshops. The school's ...

Abstract: The refractometric analysis of ethanol–water mixtures is hampered because this type of binary solution does not present a linear behavior. In this letter, a multimode graded-index fiber (GIF ...

Abstract: A fiber Bragg grating (FBG) has been fabricated in a hollow suspended-core fiber (HSCF). The HSCF is suitable for refractive index sensor because its core is exposed in the large air hole, ...