Infrared Stretching Spectra of OH- Radicals in Undoped and Doped Sapphire Crystals

[in Chinese]; [in Chinese]; [in Chinese]

[1] Aggarwal R L,Sanchez A et al. Residual absorption in as-grown and annealed crystals of Ti:AI2O3 [J]. IEEE J.Quantum Electro.,1998,24(6): 1003

[2] Kokta M R. Effects of growth conditions and post-growth thermal treatment on the quality of titanium-dopedsapphire. in Tunable Solid State Laser Ⅱ,Springer Serial in Optical Science [M]. Budgor A B,Esterowitz L,Deshazer L G,Eds. New Yerk: Springer,1987. 52: 82～ 88

[3] Wong W C,McClure D S et al. Charge-exchange process in titantium-doped sapphire crystals. I. Charge-exchangeenergies and titanium-bound excitons [J]. Phys. Rev. B,1995,51(9): 5682

[4] Wong W C,McClure D S et al. Charge-exchange process in titantium-doped sapphire crystals. Ⅱ. Charge-transfertransition states,carrier trapping and detrapping [J]. Phys. Rev. B,1995,51(9): 5693

[5] Volynets F K,Sidora Ye A et al. J. Appl. Spectr.,1972,17:1088

[6] Eigenmann K,Gunthard Hs H. Hydrogen incorpration in doped a-A12O3 by high temperature redox reactions [J].Chem. Phys. Lett.,1971,12(1): 12

[7] Eigenmann K,Kurtz K et al. Helv. Phys. Acta,1972,45:452

[8] Moon A R,Phillips M R. Defect clustering in H,Ti:α-Al2O3 [J]. J. Phys. Chem. Solids,1991,52(9): 1087

[9] Mohapatra S K,Kroger F A. Defect structure of α-Al2O3 doped with titanium [J]. J. Am. Ceram. Soc.,1977,60(9～10): 381

[10] Phillips D S,Mitchell T E et al. Precipitation in star sapphire Ⅲ. Chemcial effects accompanying precipitation[J]. Phil. Mag. A,1980,42(3): 417

[11] Mackrodt W C. Advances in Ceramics [M]. edited by Kingery W D. Columbus: American Ceramic Society,1984.10,62～78

[12] Freund F,Wengeler H. The infrared spectrum of OH- compensated defect sites in C-doped MgO2 and CaO2 singlecrystals [J]. J. Phys. Chem. Solids,1982,43(2): 129

[13] Turner T J,Crawford J H. V-centers in single crystal A12O3 [J]. Solid State Commun.,1975,17:167

[14] Engstrom H,Bates J B et al. Infrared spectra of hydrogen isotopes in α-A12O3 [J]. Phys. Rev. B,1980,21(4):1520

[15] Evans B D. Optical transmission in undoped crystalline α-A12O3 grown by several techniques [J]. J. Appl. Phys.,1991,70(7): 3995

[16] Neustruev V B. Investigation of the spectral-luminescence properties of ruby as active laser medium,in Luminescence Centers in Crystals [M]. edited by Basov N G. New York: Plenum Publishing Corporation,1976. 16～22