First experimental observation of matter-wave diffraction in a short-lived electron-positron atom using a graphene-based diffraction grating. (Nanowerk News) One of the discoveries that fundamentally ...

Learn how to model the force of a spring step by step in this physics tutorial! 🧲📐 Explore Hooke’s Law, spring constants, and real-world examples while applying calculations to understand how ...

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 ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Lewis M. Rutherfurd (1816-1892) was ...

Plasma physics is the study of a state of matter comprising charged particles. Plasmas are usually created by heating a gas until the electrons become detached from their parent atom or molecule. This ...

Abstract: The two-frequency tunable resonance effect for electron beam diffraction radiation flowing over a large finite grating made of circular graphene nanotubes is considered. The excitation field ...