Experimental investigation of the hyperfine structure of Tm I with Fourier transform spectroscopy, part A: In the visible wavelength range (400–700 nm)

Şeyma Parlatan, İpek Kanat Öztürk*, Gönül Başar, Günay Başar, Ruvin Ferber, Sophie Kröger

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

The spectra emitted by a thulium hollow-cathode discharge lamp with argon or neon as inert gases have been recorded with a Bruker IFS 125 HR fourier transform spectrometer in the visible wavelength region from 400 to 700 nm. The paper presents the investigation of the hyperfine-structure splitting of 50 spectral lines of neutral thulium. As a result, the magnetic dipole hyperfine structure constant A for 20 fine structure levels of Tm I have been determined for the first time.

Original languageEnglish
Article number108195
JournalJournal of Quantitative Spectroscopy and Radiative Transfer
Volume287
DOIs
Publication statusPublished - Sept 2022

Bibliographical note

Publisher Copyright:
© 2022 Elsevier Ltd

Funding

We are grateful to Maris Tamanis and Artis Kruzins for assistance with the experiments. This study has been funded by Scientific Research Projects Coordination Unit of Istanbul University Project No.: 30048, as well as by Latvian Council of Science, project No. lzp-2020/1-088: “Advanced spectroscopic methods and tools for the study of evolved stars”.

FundersFunder number
Istanbul Üniversitesi30048
Latvijas Zinātnes Padomelzp-2020/1-088

    Keywords

    • Fourier transform spectroscopy
    • Hyperfine structure
    • Thulium
    • Visible wavelength range

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