IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. In 1904 several European inventors ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Thomas Edison and others considered ...
Physicists have created the world's smallest incandescent lamp using a filament made from a single carbon nanotube only 100 atoms wide. Invisible to the untrained eye, the filament appears as a tiny ...
Among metals, osmium has the maximum optical emission rate. Consequently, after Edison’s carbon filaments, osmium was used at the beginning of the lamp sector. The main drawback of this metal is its ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results