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  1. Spectra of Minerals and Rocks

    As stated earlier, interactions of EM radiations with matter at atomic-molecular scale result in selective absorption, emission and reflection of EM...
    Ravi Prakash Gupta in Remote Sensing Geology
    Chapter 1991

  2. Optical absorption spectroscopy of the P213-P212121 transformation in K2Co2(SO4)3 langbeinite

    Crystal field spectra have been obtained from K 2 Co 2 (SO 4 ) 3 at a number of temperatures from 20 K to room temperature. The transition to the 4 T 1g ( P )...

    M. J. L. Percival, E. Salje in Physics and Chemistry of Minerals
    Article 01 July 1989

  3. Model for Competitive Adsorption of Organic Cations on Clays

    The adsorption on montmorillonite of two monovalent organic cations, methylene blue (MB) and thioflavin T (TFT), was studied in four different...

    L. Margulies, H. Rozen, S. Nir in Clays and Clay Minerals
    Article 01 June 1988

  4. Photostabilization of a Nitromethylene Heterocycle Insecticide on the Surface of Montmorillonite

    The photochemical stability of the insecticidal compound tetrahydro-2-(nitromethylene)-2H-1,3-thiazine (NMH) adsorbed on montmorillonite (Mont), in...

    L. Margulies, H. Rozen, E. Cohen in Clays and Clay Minerals
    Article 01 April 1988

  5. UV to NIR Spectra of Silicate Minerals Obtained by Microscope Spectrometry and their Use in Mineral Thermodynamics and Kinetics

    Microscope spectrometry, MISPE, allows to measure polarized spectra with areal resolution down to 3 μm of single crystals at normal and high...
    K. Langer in Physical Properties and Thermodynamic Behaviour of Minerals
    Chapter 1988

  6. Inside a Quantitative Analysis of in Vivo Near Infrared Monitoring

    Measuring human brain function is one of the most formidable scientific/engineering endeavours. Recently spectacular methods such as CT, NMR and PET...
    F. Carta, M. Ferrari, I. Giannini in Oxygen Transport to Tissue IX
    Chapter 1987

  7. Crystal field spectra and jahn teller effect of Mn3+ in clinopyroxene and clinoamphiboles from India

    Blanfordite (I), winchite (II), and juddite (III), all showing vivid colors and pleochroism, from highly oxidized parageneses of Indian gondites were...

    S. Ghose, M. Kersten, ... L. Ungaretti in Physics and Chemistry of Minerals
    Article 01 September 1986

  8. A model of water allocation in alkali feldspar, derived from infrared-spectroscopic investigations

    Polarized infrared (IR) spectra of sanidine crystals from Volkesfeld, Eifel show the existence of two broad pleochroic absorption bands at 3,400 and...

    A. Beran in Physics and Chemistry of Minerals
    Article 01 September 1986

  9. Complexes of Trimethylphosphine and Dimethylphenylphosphine with Co(II) and Ni(II) on Hectorite and on Zeolites X and Y

    The gas-phase adsorption of trimethylphosphine onto hectorite, exchanged with Co(II) and Ni(II), gives trigonal complexes of the type [M(O l ) 3 (PMe 3 )] 2+ ...

    Robert A. Schoonheydt, Rudi Van Overloop, ... Johan Verlinden in Clays and Clay Minerals
    Article 01 February 1984

  10. Role of Ferric Iron in the Oxidation of Hydrocortisone by Sepiolite and Palygorskite

    The role of adsorbed and structural Fe 3+ in palygorskite and sepiolite with respect to the oxidation of hydrocortisone in aqueous suspension has been...

    J. Cornejo, M. C. Hermosin, ... S. L. Hem in Clays and Clay Minerals
    Article 01 April 1983

  11. Optical absorption and mössbauer spectra of purple and green yoderite, a kyanite-related mineral

    Mössbauer and polarized optical absorption spectra of the kyanite-related mineral yoderite were recorded. Mössbauer spectra of the purple (PY) and...

    R. M. Abu-Eid, K. Langer, F. Seifert in Physics and Chemistry of Minerals
    Article 01 September 1978

  12. Measurement of the polarized absorption spectra of synthetic transition metal-bearing silicate microcrystals in the spectral range 44,000-4,000 cm−1

    A new single beam microtechnique has been developed for measuring the polarized absorption spectra in the region 44,000-4,000 cm −1 . Spectra of a...

    K. Langer, R. M. Abu-Eid in Physics and Chemistry of Minerals
    Article 01 September 1977
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