Hackaday

A Diffraction Grating Makes This Clock Readable

We’ve seen just about every possible way to make a clock here at Hackaday over the years. So it’s rare to have a first, but ...
Nanowerk

First observation of positronium matter-wave diffraction with a graphene grating

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 ...
Nature

Experimental demonstration of a concave grating for spin waves in the Rowland arrangement

Information processing in today’s computers is done almost exclusively by charges (electric currents). Photons, albeit they are ideal for information transmission, never became a mainstream technology ...
Nature

Scalable and efficient grating couplers on low-index photonic platforms enabled by cryogenic deep silicon etching

Efficient fiber-to-chip couplers for multi-port access to photonic integrated circuits are paramount for a broad class of applications, ranging, e.g., from telecommunication to photonic computing and ...
insider.si.edu

Diffraction Grating

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is one of the earliest concave ...