Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm

Abstract Double-clad optical fiber with a multi-ring core profile doped with thulium and holmium fabricated by Modified Chemical Vapor Deposition Chelate Doping Technology (MCVD-CDT) is presented. The measured Tm2O3 and Ho2O3 complexes’ weight concentrations were 0.5% and 0.2% respectively. Numerica...

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Main Authors: Piotr Miluski, Krzysztof Markowski, Marcin Kochanowicz, Marek Łodziński, Jacek Żmojda, Wojciech A. Pisarski, Joanna Pisarska, Marta Kuwik, Magdalena Leśniak, Dominik Dorosz, Tomasz Ragiń, Valiantsin Askirka, Jan Dorosz
Format: Article
Language:English
Published: Nature Portfolio 2023-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-41097-2
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author Piotr Miluski
Krzysztof Markowski
Marcin Kochanowicz
Marek Łodziński
Jacek Żmojda
Wojciech A. Pisarski
Joanna Pisarska
Marta Kuwik
Magdalena Leśniak
Dominik Dorosz
Tomasz Ragiń
Valiantsin Askirka
Jan Dorosz
author_facet Piotr Miluski
Krzysztof Markowski
Marcin Kochanowicz
Marek Łodziński
Jacek Żmojda
Wojciech A. Pisarski
Joanna Pisarska
Marta Kuwik
Magdalena Leśniak
Dominik Dorosz
Tomasz Ragiń
Valiantsin Askirka
Jan Dorosz
author_sort Piotr Miluski
collection DOAJ
description Abstract Double-clad optical fiber with a multi-ring core profile doped with thulium and holmium fabricated by Modified Chemical Vapor Deposition Chelate Doping Technology (MCVD-CDT) is presented. The measured Tm2O3 and Ho2O3 complexes’ weight concentrations were 0.5% and 0.2% respectively. Numerical analyses show weakly guiding conditions and 42.2 µm of MFD LP01 at 2000 nm. The low NA numerical aperture (NA = 0.054) was obtained for the 20/250 µm core/cladding ratio optical fiber construction. The emission spectra in the range of 1.6–2.1 µm vs. the fiber length are presented. The full width at half maximum (FWHM) decreases from 318 to 270 nm for fiber lengths from 2 to 10 m. The presented fiber design is of interest for the development of new construction of optical fibers operating in the eye-safe spectral range.
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spelling doaj.art-efae4b70ed7543089386180ca6f3d0132023-11-20T09:28:22ZengNature PortfolioScientific Reports2045-23222023-08-011311710.1038/s41598-023-41097-2Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µmPiotr Miluski0Krzysztof Markowski1Marcin Kochanowicz2Marek Łodziński3Jacek Żmojda4Wojciech A. Pisarski5Joanna Pisarska6Marta Kuwik7Magdalena Leśniak8Dominik Dorosz9Tomasz Ragiń10Valiantsin Askirka11Jan Dorosz12Faculty of Electrical Engineering, Bialystok University of TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyFaculty of Geology, Geophysics and Environment Protection, AGH University of Science and TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyInstitute of Chemistry, University of SilesiaInstitute of Chemistry, University of SilesiaInstitute of Chemistry, University of SilesiaFaculty of Materials Science and Ceramics, AGH University of Science and TechnologyFaculty of Materials Science and Ceramics, AGH University of Science and TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyFaculty of Electrical Engineering, Bialystok University of TechnologyAbstract Double-clad optical fiber with a multi-ring core profile doped with thulium and holmium fabricated by Modified Chemical Vapor Deposition Chelate Doping Technology (MCVD-CDT) is presented. The measured Tm2O3 and Ho2O3 complexes’ weight concentrations were 0.5% and 0.2% respectively. Numerical analyses show weakly guiding conditions and 42.2 µm of MFD LP01 at 2000 nm. The low NA numerical aperture (NA = 0.054) was obtained for the 20/250 µm core/cladding ratio optical fiber construction. The emission spectra in the range of 1.6–2.1 µm vs. the fiber length are presented. The full width at half maximum (FWHM) decreases from 318 to 270 nm for fiber lengths from 2 to 10 m. The presented fiber design is of interest for the development of new construction of optical fibers operating in the eye-safe spectral range.https://doi.org/10.1038/s41598-023-41097-2
spellingShingle Piotr Miluski
Krzysztof Markowski
Marcin Kochanowicz
Marek Łodziński
Jacek Żmojda
Wojciech A. Pisarski
Joanna Pisarska
Marta Kuwik
Magdalena Leśniak
Dominik Dorosz
Tomasz Ragiń
Valiantsin Askirka
Jan Dorosz
Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
Scientific Reports
title Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
title_full Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
title_fullStr Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
title_full_unstemmed Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
title_short Tm3+/Ho3+ profiled co-doped core area optical fiber for emission in the range of 1.6–2.1 µm
title_sort tm3 ho3 profiled co doped core area optical fiber for emission in the range of 1 6 2 1 µm
url https://doi.org/10.1038/s41598-023-41097-2
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