1. Harrington, J.A., “Infrared Fiber Optics,” Bass, M., Enoch, J.M., Van Stryland, E.W., and Wolfe, W.L. (eds), Handbook of Optics: Fiber and Integrated Optics, Volume 4, Mc-Graw Hill, New York, pp. 12.1–12.14 (2000).
2. Workman, G., O’Brien, S.G., and Adcock L., “ZBLAN Microgravity Study,” Final Report Submitted to the National Aeronautics and Space Administration George C. Marshall Space Flight Center (1995).
3. Wilson, S.J., Gibson, S., Gaukrodger, S., and Scott, M.G., “Observation of Crystallization in Fluorozirconate Glasses,” Materials Science Forum V5: 269–274 (1985).
4. Macfarlane, D.R., Matecki, M., and Poulain, M., “Crystallization in Fluoride Glasses,” Journal of Non-Crystalline Solids 64: 351–362 (1984).
5. Torres, A., Maji, A., Ganley, J., Tucker, D., and Starodubov, D., “Increasing the Working Temperature Range of ZBLAN Glass Through Microgravity Processing,” Optical Engineering 53(3): 036103 (2014).