Original ResearchPublished 7 September 2026A resilient hybrid FSO/SMF ring network with carrier-less nodes for high-speed internet of underwater thingsJawad Mirza · Salman Ghafoor · Ahmad Atieh · Benish Kanwal · Firdos Kanwal · Muhammad Ijaz · Ahmad AlmogrenFrontiers in Physicsdoi 10.3389/fphy.2026.1900677