Abstract
A study of the luminescence characteristics of crystalline lithium triborate LiB3O5 (LBO) is reported. Investigation of the excitation and photoluminescence spectra of nominally pure, oriented LBO crystals within broad spectral (1.2–10.5 eV) and temperature (8–500 K) regions, complemented by optical spectroscopy at the long-wavelength fundamental-absorption edge, has revealed that the broad-band LBO luminescence in the 3.5–4.5-eV region is efficiently excited by photons having energies above 7.5 eV in recombination processes and under corpuscular or x-ray irradiation. The totality of the experimental data obtained permitted a conclusion that the LBO luminescence has an intrinsic nature and that it originates from radiative decay of relaxed electronic excitations.
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References
Ch. B. Lushchik and A. Ch. Lushchik, Decay of Electronic Excitations with Formation of Defects in Solids [In Russian] (Nauka, Moscow, 1989), 264 pp.
I. N. Ogorodnikov, V. Yu. Ivanov, and A. V. Kruzhalov, Fiz. Tverd. Tela (St. Petersburg) 36, 3287 (1994) [Phys. Solid State 36, 1748 (1994)].
A. I. Kuznetsov, V. N. Abramov, V. V. Myurk, and B. R. Namozov, Fiz. Tverd. Tela (Leningrad) 33, 2000 (1991) [Sov. Phys. Solid State 33, 1126 (1991)].
V. Mürk and N. Yaroshevich, J. Phys.: Condens. Matter 7, 5857 (1995).
V. Kisand, R. Kink, M. Kink, J. Maksimov, M. Kirm, and I. Martinson, Physica Scripta 54, 542 (1996).
O. T. Antonyak, Ya. V. Burak, I. T. Lyseiko, N. S. Pidzyrailo, and Z. A. Khapko, Opt. Spektrosk. 61, 550 (1986) [Opt. Spectrosc. 61, 345 (1986)].
S. F. Radaev, N. I. Sorokin, and V. I. Simonov, Fiz. Tverd. Tela (Leningrad) 33, 3597 (1991) [Sov. Phys. Solid State 33, 2024 (1991)].
R. H. French, J. W. Ling, F. S. Ohuchi, and C. T. Chen, Phys. Rev. B 44, 8496 (1991).
I. N. Ogorodnikov, V. Yu. Ivanov, A. Yu. Kuznetsov, A. V. Kruzhalov, V. A. Maslov, and L. A. Ol’khovaya, Pis’ma Zh. Tekh. Fiz. 19, No. 2, 14 (1993) [Tech. Phys. Lett. 19, 42 (1993)].
I. N. Ogorodnikov, A. Yu. Kuznetsov, A. V. Kruzhalov, and V. A. Maslov, Radiat. Meas. 24, 423 (1995).
I. N. Ogorodnikov, A. V. Porotnikov, V. A. Pustovarov, and A. V. Kruzhalov, J. Lumin. 72–74, 703 (1997).
I. N. Ogorodnikov, V. A. Pustovarov, A. V. Porotnikov, and A. V. Kruzhalov, Nucl. Instrum. Methods Phys. Res. A 404, 339 (1995).
I. N. Ogorodnikov, A. V. Porotnikov, S. V. Kudyakov, A. V. Kruzhalov, and V. Yu. Yakovlev, Fiz. Tverd. Tela (St. Petersburg) 39, 1535 (1997) [Phys. Solid State 39, 1366 (1997)].
W. Y. Hsu and R. V. Kasowski, J. Appl. Phys. 73, 4101 (1993).
A. B. Sobolev, A. Yu. Kuznetsov, I. N. Ogorodnikov, and A. V. Kruzhalov, Fiz. Tverd. Tela (St. Petersburg) 36, 1517 (1994) [Phys. Solid State 36, 829 (1994)].
Y.-N. Xu and W. Y. Ching, Phys. Rev. B 41, 5471 (1990).
T.-J. Chen, R. N. Zitter, R. Tao, W. R. Hunter, and J. C. Rife, Phys. Rev. B 52, 13703 (1995).
T.-J. Chen, R. Tao, J. C. Rife, and W. R. Hunter, J. Opt. Soc. Am. B 15, 47 (1998).
I. N. Ogorodnikov and A. V. Kruzhalov, J. Lumin. 72–74, 701 (1997).
V. N. Kolobanov, J. Becker, S. Downs, B. I. Zadneprovskii, I. A. Kamenskikh, A. Karl, V. V. Mikhailin, V. A. Nefedov, M. Runne, D. Tikhan, I. N. Shpin’kov, and H. Zimmerer, in Abstracts, 1st All-Russia Symposium on SSD (Ekaterinburg, 1997), p. 94.
D. Visser, G. C. Verschoor, and D. J. W. Jido, Acta Crystallogr., Sect. B: Struct. Crystallogr. Cryst. Chem. 36, 28 (1980).
J. Li, C.-g. Duan, Z.-q. Gu, and D.-s. Wang, Phys. Rev. B 57, 6925 (1998).
A. Yu. Kuznetsov, M. V. Kuznetsov, I. N. Ogorodnikov, A. V. Kruzhalov, and V. A. Maslov, Fiz. Tverd. Tela (St. Petersburg) 36, 845 (1994) [Phys. Solid State 36, 465 (1994)].
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Fiz. Tverd. Tela (St. Petersburg) 41, 223–228 (February 1999)
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Ogorodnikov, I.N., Kruzhalov, A.V., Radzhabov, E.A. et al. Luminescent properties of crystalline lithium triborate LiB3O5 . Phys. Solid State 41, 197–201 (1999). https://doi.org/10.1134/1.1130754
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DOI: https://doi.org/10.1134/1.1130754