Results 1 to 10 of about 20,721 (76)

Twisted Few-Mode Optical Fiber with Improved Height of Quasi-Step Refractive Index Profile

Sensors, 2022
This work presents designed and fabricated silica few-mode optical fiber (FMF) with induced twisting 10 and 66 revolutions per meter, core diameter 11 µm, typical “telecommunication” cladding diameter 125 µm, improved height of quasi-step refractive ...
Anton V. Bourdine, Vladimir V. Demidov, Artem A. Kuznetsov, Alexander A. Vasilets, Egishe V. Ter-Nersesyants, Alexander V. Khokhlov, Alexandra S. Matrosova, Grigori A. Pchelkin, Michael V. Dashkov, Elena S. Zaitseva, Azat R. Gizatulin, Ivan K. Meshkov, Airat Zh. Sakhabutdinov, Eugeniy V. Dmitriev, Oleg G. Morozov, Vladimir A. Burdin, Konstantin V. Dukelskii, Yaseera Ismail, Francesco Petruccione, Ghanshyam Singh, Manish Tiwari, Juan Yin   +21 more
doaj   +1 more source

Twisted Silica Microstructured Optical Fiber with Equiangular Spiral Six-Ray Geometry

Fibers, 2021
This work presents fabricated silica microstructured optical fiber with special equiangular spiral six-ray geometry, an outer diameter of 125 µm (that corresponds to conventional commercially available telecommunication optical fibers of ratified ITU-T ...
Anton V. Bourdine, Alexey Yu. Barashkin, Vladimir A. Burdin, Michael V. Dashkov, Vladimir V. Demidov, Konstantin V. Dukelskii, Alexander S. Evtushenko, Yaseera Ismail, Alexander V. Khokhlov, Artem A. Kuznetsov, Alexandra S. Matrosova, Oleg G. Morozov, Grigori A. Pchelkin, Francesco Petruccione, Airat Zh. Sakhabutdinov, Ghanshyam Singh, Egishe V. Ter-Nersesyants, Manish Tiwari, Elena S. Zaitseva, Vijay Janyani, Juan Yin   +20 more
doaj   +1 more source

Twisted Silica Few-Mode Hollow GeO₂-Doped Ring-Core Microstructured Optical Fiber

Photonics, 2023
This work presents the first instance of a silica few-mode microstructured optical fiber (MOF) being successfully fabricated with a hollow GeO2-doped ring core and by strongly inducing twisting up to 790 revolutions per meter.
Anton V. Bourdine, Vladimir V. Demidov, Egishe V. Ter-Nersesyants, Grigori A. Pchelkin, Dmitriy N. Shurupov, Alexander V. Khokhlov, Alexandra S. Matrosova, Andrey I. Kashin, Sergei V. Bureev, Michael V. Dashkov, Alexander S. Evtushenko, Elena S. Zaitseva, Azat R. Gizatulin, Ivan K. Meshkov, Amogh A. Dyavangoudar, Ankur Saharia, Manish Tiwari, Alexander A. Vasilets, Vasiliy S. Elagin, Ghanshyam Singh, Konstantin V. Dukelskii   +20 more
doaj   +1 more source

Recent improvements of long-path DOAS measurements: impact on accuracy and stability of short-term and automated long-term observations [PDF]

Atmospheric Measurement Techniques, 2019
Over the last few decades, differential optical absorption spectroscopy (DOAS) has been used as a common technique to simultaneously measure abundances of a variety of atmospheric trace gases.
J.-M. Nasse, P. G. Eger, P. G. Eger, D. Pöhler, S. Schmitt, U. Frieß, U. Platt   +6 more
doaj   +1 more source

Demonstration of Low-Cost EML Based 240 Gbit/s DFT-Spread DMT Signal Transmission Over Few-Mode Fiber With Cylindrical Vector Beam Multiplexing

IEEE Access, 2019
In this paper, we experimentally demonstrated the high-speed low-cost mode-division-multiplexed (MDM) discrete multi-tone (DMT) signal transmission based on cylindrical vector beam (CVB) multiplexing over few-mode fiber (FMF) with intensity modulation ...
Yidan Sun, Dongdong Zou, Jianping Li, Fan Li, Xingwen Yi, Zhaohui Li   +5 more
doaj   +1 more source

Design of Silica Multimode Optical Fibers with Extremely Enlarged Core Diameter for Laser-Based Multi-Gigabit Short-Range Optical Networks

Photonics, 2018
This work presents an alternative fast and simple method for the design of a refractive index profile of silica multimode optical fibers (MMFs) with extremely enlarged core diameters of up to 100 µm for laser-based multi-gigabit short-range optical
Anton V. Bourdine, Vladimir A. Burdin, Vijay Janyani, Ashish Kumar Ghunawat, Ghanshyam Singh, Alexander E. Zhukov   +5 more
doaj   +1 more source

Superior ultrafast laser-inscribed photonic-lantern mode (de)multiplexers using trajectory-asymmetry with uniform waveguides

Light: Advanced Manufacturing
Femtosecond laser fabrication technology has been applied to photonic-lantern mode (de)multiplexers owing to its 3D fabrication capability. Current photonic-lantern mode (de)multiplexer designs based on femtosecond laser fabrication technology mostly ...
Chengkun Cai, Min Yang, Guofeng Yan, Kang Li, Kangrui Wang, Jian Wang   +5 more
doaj   +1 more source

O-band DWDM data transmission with quantum dot mode-locked comb laser and semiconductor optical amplifier. [PDF]

Sci Rep
Belykh VV, Buyalo MS, Rautert J, Mikhrin SS, Mikhrin VS, Zhabotinskii AV, Kovsh AR, Gubenko AE.   +7 more
europepmc   +1 more source

Towards universal multi-dimensional parallelization communications by direct diverse fiber/3D/2D chip hybrid integration. [PDF]

Nat Commun
Li K, Cai C, Yan G, Han B, Chen H, Wu G, Wang J.   +6 more
europepmc   +1 more source

Harnessing diverse hybrid integration for bridging trans-scale multi-dimensional fiber-chip data transmission and processing. [PDF]

Light Sci Appl
Li K, Yan G, Wang K, Cai C, Yang M, Wu G, Zhao W, Peng Y, Shi Y, Dai D, Wang J.   +10 more
europepmc   +1 more source