References
- Kuleshov , N. V. , Mikhailov , V. P. , Scherbitsky , V. G. , Prokoshin , P. V. and Yumashev , K. V. 1993 . Absorption and luminescence of tetrahedral Co2+ ion in MgAl2O4 . J. Lumin. , 55 : 265 – 269 .
- Yumasev , K. V. 1999 . Saturable absorber Co2+: MgAl2O4 crystal for Q switching of 1.34-μm Nd3+: YAlO3 and 1.54-μm Er3+: glass lasers . Appl. Opt. , 38 : 6343 – 6346 .
- Karlsson , G. , Pasiskevicius , V. , Laurell , F. , Tellefsen , J. A. , Denker , B. , Galagan , B. I. , Osiko , V. V. and Sverchkov , S. 2000 . Diode-pumped Er-Yb: glass laser passively Q switched by use of Co2+: MgAl2O4 as a saturable absorber . Appl. Opt. , 39 : 6188 – 6192 .
- Mikhailov , V. P. , Yumashev , K. V. , Denisov , I. A. , Prokoshin , P. V. and Posnov , N. N. 1999 . “ Passive Q-switch performance at 1.3 μm (1.5 μm) and nonlinear spectroscopy of Co2+:MgAl2O4 crystal ” . 145 – 147 . Washington, DC : OSA Technical Digest, Optical Society of America . Digest of Advanced Solid-State Lasers
- Duan , X. L. , Yuan , D. R. , Cheng , X. F. , Wang , Z. M. , Sun , Z. H. , Luan , C. N. , Xu , D. and Lv , M. K. 2004 . Absorption and photoluminescence characteristics of Co2+: MgAl2O4 nanocrystals embedded in sol–gel derived SiO2-based glass . Opt. Mat. , 25 : 65 – 69 .
- Ferguson , J. , Wood , D. L. and Van Uitert , L. G. 1969 . Crystal-field spectra of d3,7 ions. V. Tetrahedral Co2+ in ZnAl2O4 spinel . J. Chem. Phys. , 51 : 2904 – 2910 .
- Nataf , L. , Rodríguez , F. , Valiente , R. and Ulanov , V. Optical characterization of fourfold(Td)- and sixfold(Oh)- transition-metal species in MgAl2O4: Co2+ by timeresolved spectroscopy . J. Lumin. , submitted
- Hernández , I. and Rodríguez , F. 2003 . Pressure-inducedphotoluminescence in Mn2+-doped BaF2 and SrF2 fluorites . Phys. Rev. B , 67 : 012101-1 – 012101-4 .
- Hernández , I. , Rodríguez , F. and Hochheimer , H. D. 2007 . Pressure-induced two-color photoluminescence in MnF2 at room temperature . Phys. Rev. Lett. , 99 : 027403-1 – 027403-4 .
- Levy , D. E. , Pavese , A. and Hanfland , M. 2003 . Synthetic MgAl2O4 (spinel) at highpressure conditions (0.0001-30 GPa): A synchrotron X-ray powder diffraction study . American Mineralogist. , 88 : 93 – 98 .
- Deren¨ , P. J. , Strek , W. , Oetliker , U. and Güdel , H. U. 1994 . Spectroscopic properties of Co2+ ions in MgAl2O4 spinels . Phys. Stat. Sol. (b) , 182 : 241 – 251 .