Development of Sub-micron Broadband Lens-Coupled LEKIDs for Sub-mm Astronomy - Gomez, A.; Prieto, P.; Bueno, J.; Doyle, S.; Barry, P.; Bideaud, A.; Llombart, N.; Granados, D.; Costa-Kramer, J. L.; Martin-Pintado, J.; Baselmans, J. J. A.; (JOURNAL OF LOW TEMPERATURE PHYSICS, 2016)