TY - JOUR T1 - Coherent sum-frequency generation via continuous-wave laser excitation within plasmonic nanogap arrays JO - Faraday Discussions UR - https://doi.org/10.1039/d5fd00160a PY - 2026/01/01 AU - Arul R AU - Todd C AU - Roh Y AU - Spiesshofer N AU - Bell F AU - Baumberg JJ ED - DO - DOI: 10.1039/d5fd00160a PB - Royal Society of Chemistry (RSC) VL - 265 SP - 540 EP - 552 Y2 - 2026/11/13 ER -