Step-index Si-Ge-core silica-cladded optical fibers

Mustafa Ordu, Boston University
Ahmet E. Akosman, Roger Williams University
Jicheng Guo, Boston University
Shyamsunder Erramilli, Boston University
Siddharth Ramachandran, Boston University
Soumendra N. Basu, Boston University

Document Type Conference Proceeding


Si-Ge alloy-core silica-cladded fibers were drawn at a low temperature to minimize impurity diffusion. The elemental segregation in the as-drawn fibers was overcome by a thermal treatment. The transmission losses of the fibers were calculated as 28 dB/cm at 6.1 mu mathrm{m} wavelength.