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    Chapter and Conference Paper

    Raman Studies of the Semiconductor to Metal Transition in Ge(As)

    Using a YAG laser operating at 2.1 µm, polarized Raman spectra of Ge(As) have been measured as a function of impurity concentration. The impurity concentration ranged from, 6.3 × 1015 cm−3 (semiconducting regime)...

    J. Doehler, P. J. Colwell, S. A. Solin in Proceedings of the Twelfth International C… (1974)

  2. No Access

    Chapter and Conference Paper

    The Raman Spectrum of EuC6: A Clue to Understanding Light Scattering from Stage 1 Alkali Gic’s

    The room temperature Raman spectrum of EuC6 has been recorded and is found to exhibit a Fano-broadened band at 1500 ± 5 cm-1 and an additional feature at 1840 ± 10 cm-1. The latter feature is attributed to crysta...

    D. M. Hwang, S. A. Solin, D. Guérard in Physics of Intercalation Compounds (1981)

  3. No Access

    Chapter and Conference Paper

    X-Ray Diffraction from Graphite Intercalation Compounds Under Hydrostatic Pressure

    X-ray diffraction studies of pressure-induced intralayer and interlayer structural phase transitions in alkali GIC’s are discussed with particular emphasis on KC24 and CsC36. It is shown that such transitions inv...

    S. A. Solin in Physics of Intercalation Compounds (1981)

  4. No Access

    Chapter and Conference Paper

    Graphite Intercalated with Potassium and Ammonia—A Metal-Ammonia Solution in Two Dimensions

    Several decades ago Rudöff and his coworkers [1] showed that graphite could be readily intercalated by metal-ammonia solutions (M-NH3 where M = alkali metals, rare earth metals, etc.) if the host material was dir...

    S. A. Solin, B. R. York in Proceedings of the 17th International Conf… (1985)

  5. No Access

    Chapter

    Structural Properties of Two-Dimensional Metal-Ammonia Liquids in Graphite

    The vast literature on three-dimensional (3D) bulk metal-ammonia solutions1–3 is testimony to the importance of these novel fluids as arenas for the study of the metal-insulator (M-I) problem.4 Since phase transi...

    S. A. Solin in Localization and Metal-Insulator Transitions (1985)

  6. No Access

    Chapter

    A Field Emission Stem Study of the Br Distribution in Brominated Graphite Fibers

    Brominated pitch based graphite fibers exhibit certain novel properties and potential applications [1,2]. For example, it has been observed that an 18 fold reduction of their resistivities of the pitch-based g...

    X. W. Qian, S. A. Solin, J. R. Gaier in Intercalation in Layered Materials (1986)

  7. No Access

    Chapter

    Evidence for a Two-Dimensional Metal-Insulator Transition in Potassium-Ammonia Graphite

    We have studied the ammonia pressure dependence and composition dependence of the a-axis electrical resistivity of the potassium-ammonia ternary graphite intercalation compounds K(NH3)XC2 4, O < × < 4.33. Our res...

    Y. Y. Huang, X. W. Qian, S. A. Solin, J. Heremans… in Intercalation in Layered Materials (1986)

  8. No Access

    Chapter

    Alumino-Silicate Clays and Clay Intercalation Compounds

    Intercalation compounds formed from graphitic host materials and from layer dichalcogenides such as TaS2 and HfSe2 are quite familiar to most solid-state physicists and chemists who have extensively studied the p...

    S. A. Solin in Intercalation in Layered Materials (1986)

  9. No Access

    Chapter

    Kinetics and Diffusion in Graphite Intercalation Compounds

    Serious and systematic studies of the kinetics of intercalation of graphite intercalation compounds (GIC’s) were first carried out by Hooley [1,2] who investigated the bromination of various forms of graphite ...

    S. A. Solin in Intercalation in Layered Materials (1986)

  10. No Access

    Chapter

    Ternary Graphite Intercalation Compounds

    Ternary graphite intercalation compounds (T GIC’s) are materials which contain two distinct intercalant species in the host galleries. The two species may be donor ions such as potassium and rubidium [1], acce...

    S. A. Solin in Intercalation in Layered Materials (1986)

  11. No Access

    Chapter

    In-Plane Elastic Neutron Scattering from the Ternary Graphite Intercalation Compound K(ND3)4.38C24

    In-plane elastic neutron scattering studies of K(ND3)XC24 were carried out to further test and refine the x-ray derived structural model [1] of the 2D K-NH3 liquid intercalant layers. Additional structural inform...

    Y. B. Fan, S. A. Solin, D. Neumann, H. Zabel… in Intercalation in Layered Materials (1986)

  12. No Access

    Chapter

    Phonon Properties of Graphite Intercalation Compounds

    Graphite intercalation compounds (GIC’s) exhibit a rich and varied range of vibrational excitations or phonons which have been extensively studied during the past decade and heavily reviewed [1–3]. Several tec...

    S. A. Solin in Intercalation in Layered Materials (1986)

  13. No Access

    Chapter

    Layer rigidity of clay intercalation compound: [Me4N+]1−x [Me3NH+]x −V

    Vermiculite is an Alumino-Silicate clays which is one of the layered materials that can form intercalation compounds [1–3]. The host layer of Vermiculite is classified as a 2:1 layered silicate due to its stru...

    S. Lee, H. Kim, S. A. Solin, T. J. Pinnavaia in Chemical Physics of Intercalation (1987)

  14. No Access

    Chapter

    X-ray and Neutron Scattering Studies of Graphite Intercalated with Two-Dimensional K-NH3 Metal-Ammonia Solutions

    The potassium-ammonia ternary graphite intercalation compounds (T GIC’s) K(NH3)xC24, 0 ≤ × ≤ 1, and their deuterated counterparts have been of considerable recent interest. 1–3 This interest results from the poss...

    S. A. Solin in Disordered Semiconductors (1987)

  15. No Access

    Article

    Raman Spectra of Ion Intercalated Vermiculites

    The Raman spectra of ion intercalated Vermiculites have been studied. The torsional mode frequencies exhibit a shift to higher energy with increasing basal spacing d. Using a van der Waals type force model, an...

    H. X. Jiang, S. A. Solin, H. Kim, T. J. Pinnavaia in MRS Online Proceedings Library (1987)

  16. No Access

    Article

    Structural and Dynamical Properties of Intercalated Layered Silicates

    Structural and dynamical properties of intercalated solids in general [1], and layered silicates of the type AxB1−x -Vermiculite in particular, are of both fundamental and practical interest. In these systems, tw...

    W. **, S. D. Mahanti, S. A. Solin, H. C. Gupta in MRS Online Proceedings Library (1987)

  17. No Access

    Article

    Torsional mode frequency and elastic anisotropy in alkali vermiculites

    The torsional mode frequency ωt in Cs1−xRbx-Vermiculite has been determined using an angular force constant model and a virtual crystal approximation. The sensitivity of ωt has been examined with respect to the f...

    H. C. Gupta, S. D. Mahanti, S. A. Solin in Physics and Chemistry of Minerals (1988)

  18. No Access

    Article

    Interface Roughness of Quantum Wells Studied by Time-Resolved Photoluminescence

    Optical properties of GaAs-Al0 5Ga0 5As multiple quantum wells affected by interface roughness have been investigated by timeresolved photoluminescence. The interface roughness affects on exciton dynamics is show...

    H. X. Jiang, P. Zhou, S. A. Solin, G. Bai in MRS Online Proceedings Library (1989)

  19. No Access

    Article

    Field and Temperature Dependent Suspension Studies of High Temperature Superconductors

    We have employed a novel variable-temperature, variable-field/field-gradient cryogenic levitometer, previously used in levitation experiments, to study the suspension properties of the thallium-based high temp...

    Y. Huang, S. A. Solin in MRS Online Proceedings Library (1989)

  20. No Access

    Article

    Neutron Scattering Study of Layered Silicates Pillared with Alkylandnonium Ions

    Incoherent, inelastic neutron scattering has been used to study the vibrational spectra of tetramethylammonium montmorillonite and trimethylammonium vermiculite in the energy range 20–140 meV. For both systems...

    D. A. Neumann, J. M. Nicol, J. J. Rush, N. Wada… in MRS Online Proceedings Library (1989)

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