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A 40% slope efficiency 790nm pumped 1.9m Tμm³⁺: ZBLAN directly-written waveguide laser
Fabrication of depressed cladding waveguide Bragg-gratings in rare-earth doped heavy-metal fluoride glass
Femtosecond laser direct-written microstructured waveguides in passive as well as in novel active glasses
Fifty percent internal slope efficiency femtosecond direct-written Tm ³⁺ : ZBLAN waveguide laser
Lanthanide upconversion nanocrystals within microstructured optical fibres : a sensitive platform for biosensing and a new tool for nanocrystal characterisation