GIA’s laboratories use advanced instrumentation and research to deliver accurate grading, identification, and origin ...

When introducing the concept of a spaser, it is first useful to explain how it is possible to beat the diffraction limit and focus electromagnetic waves to spots much smaller than a wavelength.

TABLE Mountain authorities in the Western Cape may soon call on firefighter drones to detect and extinguish small fires in hard-to-reach places before they spread to the City of Cape […] ...

F OR SOLDIERS at the front, electromagnetic defences are as vital as air: invisible when present, and disastrous when not. In ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

THz waves, located in the far-infrared region of the electromagnetic spectrum, can be used to perform non-invasive imaging through opaque materials for security and quality control applications.

Among the various techniques, supercontinuum (SC) generation stands out for its ability to produce light across a wide portion of the visible and infrared spectrum ... to 1906 nm via difference ...

Researchers have achieved remarkable progress in the field of electromagnetic metamaterials (EMMs) through 3D and 4D printing technologies. This innovation is set to revolutionize multiple industries ...

THz waves, located in the far-infrared region of the electromagnetic spectrum, can be used to perform non-invasive imaging through opaque materials for security and quality control applications.