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- Ivan Veronese
- Università degli Studi di Milano 1 Dipartimento di Fisica, , Via Celoria 16, 20133 Milano, Italy
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- Cristina De Mattia
- Università degli Studi di Milano 1 Dipartimento di Fisica, , Via Celoria 16, 20133 Milano, Italy
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- Mauro Fasoli
- Università degli Studi di Milano-Bicocca 2 Dipartimento di Scienza dei Materiali, , Via Cozzi 55, 20125 Milano, Italy
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- Norberto Chiodini
- Università degli Studi di Milano-Bicocca 2 Dipartimento di Scienza dei Materiali, , Via Cozzi 55, 20125 Milano, Italy
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- Eleonora Mones
- Azienda Ospedaliera Maggiore della Carità 3 Medical Physics Department, , Corso Mazzini 18, 28100 Novara, Italy
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- Marie Claire Cantone
- Università degli Studi di Milano 1 Dipartimento di Fisica, , Via Celoria 16, 20133 Milano, Italy
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- Anna Vedda
- Università degli Studi di Milano-Bicocca 2 Dipartimento di Scienza dei Materiali, , Via Cozzi 55, 20125 Milano, Italy
書誌事項
- 公開日
- 2014-08-11
- DOI
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- 10.1063/1.4892880
- 公開者
- AIP Publishing
この論文をさがす
説明
<jats:p>Radio-luminescence (RL) optical fiber sensors enable a remote, punctual, and real time detection of ionizing radiation. However, the employment of such systems for monitoring extended radiation fields with energies above the Cerenkov threshold is still challenging, since a spurious luminescence, namely, the “stem effect,” is also generated in the passive fiber portion exposed to radiation. Here, we present experimental measurements on Yb-doped silica optical fibers irradiated with photon fields of different energies and sizes. The results demonstrate that the RL of Yb3+, displaying a sharp emission line at about 975 nm, is free from any spectral superposition with the spurious luminescence. This aspect, in addition with the suitable linearity, reproducibility, and sensitivity properties of the Yb-doped fibers, paves the way to their use in applications where an efficient stem effect removal is required.</jats:p>
収録刊行物
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- Applied Physics Letters
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Applied Physics Letters 105 (6), 2014-08-11
AIP Publishing