Metastable Systems under Pressure (eBook, PDF)

Redaktion: Rzoska, Sylwester; Mazur, Victor; Drozd-Rzoska, Aleksandra

• Format: PDF

Produktbeschreibung

recently discovered advantages of amorphous forms of medicines/pharmaceutical products which focused a significant part of industry-related efforts on the GFA (Glass Forming Ability) and the glass temperature (T) versus pressure g dependences. 1 b ? 0 ? ? o ? P ? Pg P ? Pg 0 ? ? ? ? T (P ) = F (P )D (P ) =T 1 + exp ? g g ? 0 ? ? ? ? c + Pg ? ? ? ? 400 1 b 0 o ? ? ? ? P ? P P ? P g g 0 ? ? ? ? T (P ) = F (P )D (P ) =T 1 + exp ? g g 0 ? ? ? ? c ? + P max g ? ? ? ? T ~7 GPa g max P ~ 304 K Liquid g 300 1 HS glass 0 200 -1 mSG ?=0. 044 Liquid -2 100 -3 glass ?=0. 12 -1. 2 -0. 9 -0. 6 -0. 3 0. 0 log T 10 scaled -1 0 1 2 3 4 5 6 7 8 9 10 11 12 P (GPa) g 19 Figure 1. T he pressure evolution of the glass temperature in gl Th ye s cerol ol . id curve shows the parameterization of experimental data via the novel, modifie d Glat Sizm elon type equation, given in the Figure.

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Produktdetails

• Verlag: Springer Netherlands
• Seitenzahl: 430
• Erscheinungstermin: 16. November 2009
• Englisch
• ISBN-13: 9789048134083
• Artikelnr.: 44223095

Inhaltsangabe

Supercooled, glassy system.- The Nature of Glass: Somethings Are Clear.- The Link Between the Pressure Evolution of the Glass Temperature in Colloidal and Molecular Glass Formers.- Evidences of a Common Scaling Under Cooling and Compression for Slow and Fast Relaxations: Relevance of Local Modes for the Glass Transition.- Reorientational Relaxation Time at the Onset of Intermolecular Cooperativity.- Neutron Diffraction as a Tool to Explore the Free Energy Landscape in Orientationally Disordered Phases.- A Procedure to Quantify the Short Range Order of Disordered Phases.- Consistency of the Vogel - Fulcher - Tammann (VFT) Equations For The Temperature-, Pressure-, Volume-and Density- Related Evolutions of Dynamic Properties in Supercooled and Superpressed Glass Forming Liquids/Systems.- Liquid crystals.- Stability and Metastability in Nematic Glasses: a Computational Study.- Phase Ordering in Mixtures of Liquid Crystals and Nanoparticles.- Anomalous Decoupling of the dc Conductivity and the Structural Relaxation Time in the Isotropic Phase of a Rod-Like Liquid Crystalline Compound.- Near-critical mixtures.- An Optical Brillouin Study of a Re-Entrant Binary Liquid Mixture.- New Proposals for Supercritical Fluids Applications.- 2D and 3D Quantum Rotors in a Crystal Field: Critical Points, Metastability, and Reentrance.- Water and liquid-liquid transitons.- Metastable Water Under Pressure.- Critical Lines in Binary Mixtures of Components with Multiple Critical Points.- About the Shape of the Melting Line as a Possible Precursor of a Liquid-Liquid Phase Transition.- Disorder Parameter, Asymmetry and Quasibinodal of Water at Negative Pressures.- Experimental Investigations of Superheated and Supercooled Water (Review of Papers of the School of the Academician V. P.Skripov).- Estimation of the Explosive Boiling Limit of Metastable Liquids.- Lifetime of Superheated Water in a Micrometric Synthetic Fluid Inclusion.- Explosive Properties of Superheated Aqueous Solutions in Volcanic and Hydrothermal Systems.- Vapour Nucleation in Metastable Water and Solutions by Synthetic Fluid Inclusion Method.- Method of Controlled Pulse Heating: Applications for Complex Fluids and Pol Ymers.- Other metastable systems.- Collective Self-Diffusion in Simple Liquids Under Pressure.- Thermal Conductivity of Metastable States of Simple Alcohols.- Transformation of the Strongly Hydrogen Bonded System into van der Waals one Reflected in Molecular Dynamics.- Effects of Pressure on Stability of Biomolecules in Solutions Studied by Neutron Scattering.- Generalized Gibbs' Thermodynamics and Nucleation-Growth Phenomena.- Self-Assembling of the Metastable Globular Defects in Superheated Fluorite-Like Crystals.- Study of Metastable States of the Precipitates in Reactor Steels Under Neutron Irradiation.- Dynamics of Systems for Monitoring of Environment.