Threshold Effects and Anomalies in the Physical Characteristics of LiNbO3:ZnO Crystals


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Abstract

We have studied the structural and optical characteristics and radiation hardness of LiNbO3:ZnO crystals containing ~0.15–5.9 mol % ZnO. The results demonstrate that anomalies in composition dependences of their structural and optical characteristics and radiation hardness are closely interrelated with threshold effects in the LiNbO3:ZnO crystals. We have confirmed the presence and determined the exact position of two concentration thresholds: at low dopant concentrations (~1.17 mol % ZnO in the crystals) and intermediate ones (~4.8 mol % ZnO in the crystals). Composition dependences of structural parameters for the crystals near the main concentration threshold (~6.8 mol % ZnO in the melt) have been determined with appreciably higher accuracy than before.

About the authors

M. N. Palatnikov

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Scientific Center,
Russian Academy of Sciences

Author for correspondence.
Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Akademgorodok 26a, Apatity, Murmansk oblast, 184209

N. V. Sidorov

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Scientific Center,
Russian Academy of Sciences

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Akademgorodok 26a, Apatity, Murmansk oblast, 184209

O. V. Makarova

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Scientific Center,
Russian Academy of Sciences

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Akademgorodok 26a, Apatity, Murmansk oblast, 184209

A. V. Kadetova

Tananaev Institute of Chemistry and Technology of Rare Elements and Mineral Raw Materials, Kola Scientific Center,
Russian Academy of Sciences

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Akademgorodok 26a, Apatity, Murmansk oblast, 184209

L. A. Aleshina

Petrozavodsk State University

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Universitetskaya ul. 10a, PetrozavodskKarelia, 185910

S. L. Panasyuk

St. Petersburg State Technological Institute

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Moskovskii pr. 26, St. Petersburg, 190013

I. V. Yudin

St. Petersburg State Technological Institute

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Moskovskii pr. 26, St. Petersburg, 190013

E. V. Ivanova

Ioffe Physicotechnical Institute, Russian Academy of Sciences

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Politekhnicheskaya ul. 26, St. Petersburg, 194021

M. V. Zamoryanskaya

Ioffe Physicotechnical Institute, Russian Academy of Sciences

Email: palat_mn@chemy.kolasc.net.ru
Russian Federation, Politekhnicheskaya ul. 26, St. Petersburg, 194021

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