Plasmonic modulators bridging electronic data to fiber optics at record-breaking THz bandwidths, 5 - 10X faster than previously
https://www.eurekalert.org/news-releases/1076824
"overcomes laborious process/ expensive components... directly converts signals, reducing energy consumption/ increasing measurement accuracy... same single components for any frequency from 10 MHz to 1.14 THz... also: medical imaging, spectroscopic material analysis, airport baggage scanners, radar... tiny nano- sized of various materials including gold (light/ free electron interaction within)... data transmission and measurement technology"