Energy levels and symmetry of Ce... in fluoride and oxide crystals

Kodama, Nobuhiro; Yamaga, Mitsuo
November 1998
Journal of Applied Physics;11/15/1998, Vol. 84 Issue 10, p5820
Academic Journal
Focuses on a study which described the crystal growth and optical characterization of Ce...-doped fluoride and oxide single crystals. Measurement of optical absorption coefficients; Optical transition energy of Ce...; Information on Ce... polyhedron in CaYAlO4 (CYA); Conclusions.


Related Articles

  • Photorefractive effect in Bi[sub 12]SiO[sub 20]:Cr crystals at 633 nm. Yeh, T.S.; Lin, W.J. // Applied Physics Letters;9/5/1994, Vol. 65 Issue 10, p1213 

    Investigates the growth of pure and chromium[sub 2]oxygen[sub 3]-doped (30 ppm) bismuth[sub 12]silicon-oxygen[sub 20] single crystals. Impact of the photochromic effect on the absorption coefficient of crystals; Intrinsic and apparent diffraction efficiency; Details on the overall...

  • Ultra-low values of the absorption coefficient for band–band transitions in moderately doped Si obtained from luminescence. Daub, E.; Würfel, P. // Journal of Applied Physics;11/1/1996, Vol. 80 Issue 9, p5325 

    Deals with a study which examined the absolute value of the absorption coefficient for band-band transitions in moderately doped silicon by photoluminescence spectra analysis. Theoretical framework; Experimental procedures; Conclusions.

  • Two-Channel Optoelectronic Sensor Employing Cavity Enhanced Absorption Spectroscopy. Wojtas, J. // Acta Physica Polonica, A.;Oct2011, Vol. 120 Issue 4, p763 

    In the paper, a description of two-channel of optoelectronic sensor basing on cavity enhanced absorption spectroscopy is presented. In contrast to the typical cavity enhanced absorption spectroscopy systems, here a special optical system is applied. It provides possibility to direct more than...

  • Total absorption and photoionization cross sections of water vapor between 100 and 1000 Ã…. Haddad, G. N.; Samson, James A. R. // Journal of Chemical Physics;6/15/1986, Vol. 84 Issue 12, p6623 

    Total absorption and photoionization cross sections of water vapor have been measured between 100 and 1000 Å with an accuracy of ±3%. Recent calculations are shown to be in reasonable agreement with the present data.

  • Optical absorption depth profiling of photodegraded poly(vinylchloride) (PVC) films by quantitative photothermal deflection technique. Fu, S.-W.; Power, J. F.; Nepotchatykh, O. V. // AIP Conference Proceedings;2000, Vol. 509 Issue 1, p1881 

    An improved photothermal beam deflection technique is applied for optical absorption depth profiling of UV photodegraded PVC films, for nondestructive evaluation of their decomposition mechanism. A new model-based on diffraction theory is used to describe the photothermal response (with bicell...

  • Optical properties of AlxGa1-xN alloy. Takeuchi, Katsuki; Adachi, Sadao; Ohtsuka, Kohji // Journal of Applied Physics;Jan2010, Vol. 107 Issue 2, p023306 

    The optical response of the AlxGa1-xN alloy has been analyzed using a simplified model of interband transitions (E≤10 eV). The present model reveals distinct structures at energies of the E0, E1, F1, and E0′ critical points. The Cauchy-Lorentz expression popularly used for the...

  • Spectroscopy: Femtosecond ultrasonic spectroscopy. Horiuchi, Noriaki // Nature Photonics;Nov2011, Vol. 5 Issue 11, p644 

    The article offers information on the development of ultrabroadband ultrasonic spectroscopy by researcher Yu-Chieh Wen and co-workers from Taiwan to measure the acoustic attenuation coefficient of the vitreous silicon dioxide (SiO2) film deposited in the layer of Gallium nitride (GaN).

  • Optical band-gap determination of nanostructured WO3 film. González-Borrero, P. P.; Sato, F.; Medina, A. N.; Baesso, M. L.; Bento, A. C.; Baldissera, G.; Persson, C.; Niklasson, G. A.; Granqvist, C. G.; Ferreira da Silva, A. // Applied Physics Letters;2/8/2010, Vol. 96 Issue 6, p061909 

    The optical band-gap energy of a nanostructured tungsten trioxide film is determined using the photoacoustic spectroscopy method under continuous light excitation. The mechanism of the photoacoustic signal generation is discussed. The band-gap energy is also computed by other methods. The...

  • Separation of intrinsic and extrinsic optical absorption in a fluoride glass. Jewell, John M.; Williams, Glen M.; Jaganathan, James; Aggarwal, I.D.; Greason, Paul // Applied Physics Letters;7/1/1991, Vol. 59 Issue 1, p1 

    Examines the separation of intrinsic and extrinsic optical absorption in heavy metal fluoride (HMF) glasses. Use of laser calorimetry to determine absorption coefficients; Variation in the transition metals oxidation state; Contribution of impurity ions to the HMF glass total optical absorption.


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics