J Šmejcký, V Jeřábek, D Mareš, J Voves, P Vařák… - Optical Materials, 2023 - Elsevier
This work deals with research and optimization of the optical Ge–Si glass composition doped with Er 3+, Yb 3+ ions and bismuth optically active centers (BACs), which are …
MC Paul, S Bysakh, S Das, A Dhar, M Pal… - Transactions of the …, 2016 - Taylor & Francis
Recent advances of development of rare-earth (RE) doped optical fibers have become increasingly important due to their applications in various optoelectronic devices such as …
HZ Yang, XG Qiao, S Das, MC Paul - Optics letters, 2014 - opg.optica.org
The work demonstrates for the first time a thermal regenerated grating (RG) operating at an ultra-high temperature up to 1400° C. A new class of photosensitive optical fiber based on …
Abstract A new Erbium–Zirconia–Yttria–Aluminum co-doped fiber amplifier (Zr-EDFA) with improved gain and noise figure characteristics is successfully demonstrated using a newly …
A modern wideband and flat gain erbium-doped fiber amplifier (EDFA) is suggested and accomplished, by employing a recently fabricated hafnia-bismuth-erbium doped fiber (HB …
For the first time, we demonstrated a compact Erbium-doped fiber amplifier (EDFA) using a newly developed Hafnia Bismuth Erbium co-doped fiber (HBEDF) as a gain medium. The …
MC Paul, A Dhar, S Das, M Pal, SK Bhadra… - IEEE Photonics …, 2015 - ieeexplore.ieee.org
An efficient optical amplifier is demonstrated using an improved erbium-zirconia-yttria- aluminum co-doped fiber (Zr-EDF) as the gain medium. With a combination of both Zr and …
A wideband optical amplifier is demonstrated by using an enhanced Zirconia–Yttria– Aluminum erbium doped fiber (Zr-EDF) with a total length of 3.5 m as gain media, in double …
The double-pass erbium-doped zirconia fiber amplifier (EDZFA) is proposed and demonstrated to provide a wide-band amplification as well as flat-gain operation in both the …