The O− center in CaF2 is investigated by performing multiple scattering Xα calculations on the (OF6)7− cluster. In agreement with experiment, a strong Jahn-Teller distortion of tetragonal symmetry is predicted. Finally the ground state electronic structure of the cluster is discussed
Axially symmetric EPR spectrum of O- ions in CaF2 has been observed and the constants of the appropr...
Spectra are reported of an unidentified oxygen molecule center of monoclinic symmetry found in natur...
The relaxation of the crystal lattices in the cubic and tetragonal Sm 3+ centers in CaF 2 has been c...
The O- ion, substitutional for F- in CaF2, shows a Jahn-Teller effect associated with the electronic...
The results of a detailed optical and paramagnetic-resonance study performed on copper in CaF2 and s...
The ground electronic state of the F center in CaF2 crystal, its optical absorption energy, the acti...
The model of a perturbed O-2 center in CaF2 is discussed on the basis of results from optical absorp...
system BILL, Hans, et al. The authors show that CaF2:Y crystals that have been X-irradiated at low t...
The authors show that CaF2:Y crystals that have been X-irradiated at low temperatures contain Y2+ io...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
Ce travail donne le modèle d'un centre O–2 perturbé observé dans des fluorines naturelles. Ce modèle...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
The system CaF2 : Fe2+ has been studied by Mössbauer spectroscopy in the slow relaxation regime (4.2...
In CaF2 crystal doped with Cr2+ ions, attenuation of all the normal ultrasonic modes with the wave v...
Axially symmetric EPR spectrum of O- ions in CaF2 has been observed and the constants of the appropr...
Spectra are reported of an unidentified oxygen molecule center of monoclinic symmetry found in natur...
The relaxation of the crystal lattices in the cubic and tetragonal Sm 3+ centers in CaF 2 has been c...
The O- ion, substitutional for F- in CaF2, shows a Jahn-Teller effect associated with the electronic...
The results of a detailed optical and paramagnetic-resonance study performed on copper in CaF2 and s...
The ground electronic state of the F center in CaF2 crystal, its optical absorption energy, the acti...
The model of a perturbed O-2 center in CaF2 is discussed on the basis of results from optical absorp...
system BILL, Hans, et al. The authors show that CaF2:Y crystals that have been X-irradiated at low t...
The authors show that CaF2:Y crystals that have been X-irradiated at low temperatures contain Y2+ io...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
Ce travail donne le modèle d'un centre O–2 perturbé observé dans des fluorines naturelles. Ce modèle...
CaF2 crystals doped with Yb3+ ions have been studied by electron paramagnetic resonance (EPR) and op...
The system CaF2 : Fe2+ has been studied by Mössbauer spectroscopy in the slow relaxation regime (4.2...
In CaF2 crystal doped with Cr2+ ions, attenuation of all the normal ultrasonic modes with the wave v...
Axially symmetric EPR spectrum of O- ions in CaF2 has been observed and the constants of the appropr...
Spectra are reported of an unidentified oxygen molecule center of monoclinic symmetry found in natur...
The relaxation of the crystal lattices in the cubic and tetragonal Sm 3+ centers in CaF 2 has been c...