The Thz Dynamics Of Liquids Probed By Inelastic X Ray Scattering PDF Download
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| Author | : Alessandro Cunsolo |
| Publisher | : World Scientific |
| Total Pages | : 325 |
| Release | : 2021-07-08 |
| Genre | : Science |
| ISBN | : 9813229500 |
Download The Thz Dynamics Of Liquids Probed By Inelastic X-ray Scattering Book in PDF, ePub and Kindle
Since its development toward the end of the past millennium, high-resolution Inelastic X-Ray Scattering (IXS) has substantially improved our knowledge of the collective dynamics of liquids at mesoscopic scales, that is, over distances and time-lapses approaching those typical of first neighboring atoms' interactions. However, despite the undoubted scientific relevance and the rapid evolution toward maturity, comprehensive monographs on this technique are not available. The primary purpose of this book is to partially fill this lack while providing a helpful reference for both mature scientists and less experienced researchers in the field.After a general introduction to the fundamental aspects of scattering measurements, the IXS cross-section is analytically derived, and the complementarity with Inelastic Neutron Scattering is discussed in detail.The remainder of the book reviews representative IXS studies on simple fluids focusing on topics as relevant as the dynamic crossover from the hydrodynamic to the kinetic regime, the onset of relaxation phenomena and related high-frequency viscoelasticity, the gradual emergence of quantum effects, the evidence of dynamic boundaries partitioning the supercritical domain, the prevalence of solid-like aspects in the high-frequency dynamics of fluids, and the dynamic fingerprints of the polymorphic nature of liquid aggregates.
| Author | : ALESSANDRO.. CUNSOLO |
| Publisher | : |
| Total Pages | : 216 |
| Release | : 1999 |
| Genre | : |
| ISBN | : |
Download PHENOMENES DE RELAXATION DANS LA DYNAMIQUE DES FLUIDES SIMPLES DANS LA REGION DES THZ ETUDIES PAR LA DIFFUSION INELASTIQUE DES RAYON X Book in PDF, ePub and Kindle
LA DYNAMIQUE A L'ECHELLE ATOMIQUE DE DIFFERENTS EXEMPLES DE FLUIDES SIMPLES A ETE ETUDIEE DANS LE DOMAINE DE TRES HAUTES FREQUENCES (THZ) EN UTILISANT LA TECHNIQUE DE LA DIFFUSION INELASTIQUE DES RAYONS X AVEC UNE RESOLUTION DE L'ORDRE DU MEV. L'ETUDE EXPERIMENTALE EST STRUCTUREE NATURELLEMENT EN TROIS PARTIES. DANS LA PREMIERE, LE CAS DE LA DYNAMIQUE DES FLUIDES SIMPLES EST TRAITE, AVEC POUR EXEMPLE, LE NEON TRES AU DELA DU POINT CRITIQUE. DANS CE CAS, LE DYNAMIQUE ATTENDUE DOIT ETRE PROCHE DE CELLE DU CAS SIMPLE DES FLUIDES A SPHERES DURES, OU LES INTERACTIONS CONSISTENT EN COLLISIONS MUTUELLES ENTRE PARTICULES. LA DEUXIEME PARTIE CONCERNE L'ETUDE DE LA DYNAMIQUE DE SYSTEMES PLUS COMPLEXES, ELLE EST ILLUSTREE PAR L'EXEMPLE DU NEON CETTE FOIS EN PHASE LIQUIDE. L'OBJECTIF DE CETTE ANALYSE EST DE DIFFERENCIER LES EFFETS LIES AUX INTERACTION A PLUSIEURS CORPS TYPIQUES DES LIQUIDES, PAR RAPPORT A L'ETAT SUPERCRITIQUE. DANS LA DERNIERE PARTIE, NOUS ABORDONS L'ETUDE DE LA DYNAMIQUE DES LIQUIDES POUR LESQUELS EXISTENT DES INTERACTIONS SPATIALES A LONGUE DISTANCE ENTRE MOLECULES. LE LIQUIDE CHOISIT EST L'EAU EN PHASE LIQUIDE. POUR CES TROIS ETUDES, UN INTERET PARTICULIER A ETE ACCORDE A LA CARACTERISATION DES PHENOMENES DE RELAXATION. PLUS SPECIFIQUEMENT, NOUS MONTRONS COMMENT LES PHENOMENES DE RELAXATION EVOLUENT AVEC LE DEGRE DE CONNECTIVITE CROISSANT DES SYSTEMES. NOUS NOUS INTERESSONS A DEUX LARGES CLASSES DE PHENOMENES DE RELAXATION : MICROSCOPIQUES ET STRUCTURALES. LES RELAXATIONS STRUCTURALES SONT LIEES A DES PROCESSUS COOPERATIFS PAR LESQUELS LA STRUCTURE LOCALE, APRES AVOIR ETE PERTURBEE PAR UNE FLUCTUATION SPONTANEE DE DENSITE, SE REARRANGE VERS UNE NOUVELLE POSITION D'EQUILIBRE. LES RELAXATIONS MICROSCOPIQUES, D'UN AUTRE COTE, NE SONT PAS COOPERATIVES, ELLES IMPLIQUENT UNE VIBRATION ATOMIQUE AYANT UNE ECHELLE DE TEMPS DE L'ORDRE DE 10 1 3S ET NE DEPENDENT PRATIQUEMENT PAS DE LA TEMPERATURE. LES PREMIERES DOMINENT LES PHENOMENES OBSERVES DANS L'EAU, TANDIS QUE DANS LE CAS DU NEON SUPERCRITIQUE OU LIQUIDE, CE SONT LES RELAXATIONS MICROSCOPIQUES QUI SONT OBSERVEES.
| Author | : Alicia Esther Ares |
| Publisher | : BoD – Books on Demand |
| Total Pages | : 230 |
| Release | : 2017-01-25 |
| Genre | : Technology & Engineering |
| ISBN | : 9535128876 |
Download X-ray Scattering Book in PDF, ePub and Kindle
X-ray scattering techniques are a family of nondestructive analytical techniques. Using these techniques, scientists obtain information about the crystal structure and chemical and physical properties of materials. Nowadays, different techniques are based on observing the scattered intensity of an X-ray beam hitting a sample as a function of incident and scattered angle, polarization, and wavelength. This book is intended to give overviews of the relevant X-ray scattering techniques, particularly about inelastic X-ray scattering, elastic scattering, grazing-incidence small-angle X-ray scattering, small-angle X-ray scattering, and high-resolution X-ray diffraction, and, finally, applications of X-ray spectroscopy to study different biological systems.
| Author | : Alessandro Cunsolo |
| Publisher | : |
| Total Pages | : |
| Release | : 2017 |
| Genre | : Technology |
| ISBN | : |
Download Inelastic X-Ray Scattering as a Probe of the Transition Between the Hydrodynamic and the Single Particle Regimes in Simple Fluids Book in PDF, ePub and Kindle
In the last few decades, the study of the spectrum of density fluctuations in fluids at the transition from the continuous to the single particle regimes has attracted an increasing interest. Although the shape of the spectrum is well known in these two extreme limits, no theory firmly predicts its evolution in the broad crossover region. However, the development of inelastic X-ray scattering (IXS) has substantially expanded the potentialities of modern spectroscopy, thus, providing an unprecedented detailed mapping of such a crossover. A better understanding of the line-shape evolution in this intermediate regime is deemed to improve our knowledge of all dynamical processes occurring in a fluid from macroscopic to microscopic scales. The aim of this chapter is to review some relevant experimental contributions brought about by IXS in this field since its development toward the end of past millennium.
| Author | : Waldemar Alfredo Monteiro |
| Publisher | : BoD – Books on Demand |
| Total Pages | : 160 |
| Release | : 2016-04-06 |
| Genre | : Science |
| ISBN | : 9535122762 |
Download Neutron Scattering Book in PDF, ePub and Kindle
This book brings suitable data concerning theory and experiments of neutron interactions with different materials. Since the neutron discovery by Chadwick in 1932, researchers of the entire world begin to make studies about it. It is well known that neutron have no charge, and their electric dipole moment is either zero or too small to measure, but theories and experiments show that neutron has spin (presence of magnetic moment), and polarization neutron scattering is plausible. The reader can obtain remarks about inelastic scattering cross sections for neutron; polarized neutron reflectivity; scattering methods; neutron reflectometry tool to probe the chemical structures; neutron scattering for amino acid crystals; and small-angle neutron scattering nanoemulsion heat transfer fluids in this book.
| Author | : M.P. Marques |
| Publisher | : IOS Press |
| Total Pages | : 314 |
| Release | : 2013-12-05 |
| Genre | : Medical |
| ISBN | : 1614991847 |
Download Spectroscopy of Biological Molecules Book in PDF, ePub and Kindle
This book presents contributions from some of the leading experts in spectroscopic techniques including infrared, Raman, NMR, fluorescence and Circular Dichroism spectroscopy. Structural characterization of biomolecules, cells, tissues and whole organisms are amongst the topics that were covered by these experts at the 14th European Conference on Spectroscopy of Biological Molecules (ECSBM2011), held at the University of Coimbra, Portugal, from 29th August to 3rd September 2011, of which this book contains the papers. The book would be particularly valuable for those interested in vibrational spectroscopy and imaging of cells and tissues, applications of spectroscopy in biotechnology, single cell studies and microbial characterization. It highlights the potential of spectroscopy and imaging in medical diagnosis and screening, and discusses issues related to methodology, including data acquisition, analysis and processing, that would be valuable for scientists who are new to the field. The book would be an important reference source for scientists in academia and industry as well as early stage researchers such as graduate students and post-doctoral researchers.
| Author | : H. Eugene Stanley |
| Publisher | : John Wiley & Sons |
| Total Pages | : 544 |
| Release | : 2013-04-22 |
| Genre | : Science |
| ISBN | : 1118540379 |
Download Liquid Polymorphism, Volume 152 Book in PDF, ePub and Kindle
The Advances in Chemical Physics series the cutting edge of research in chemical physics The Advances in Chemical Physics series provides the chemical physics and physical chemistry fields with a forum for critical, authoritative evaluations of advances in every area of the discipline. Filled with cutting-edge research reported in a cohesive manner not found elsewhere in the literature, each volume of the Advances in Chemical Physics series presents contributions from internationally renowned chemists and serves as the perfect supplement to any advanced graduate class devoted to the study of chemical physics. This volume explores: Electron Spin Resonance Studies of Supercooled Water Water-like Anomalies of Core-Softened Fluids: Dependence on the Trajectories in (P, ρ, T) Space Water Proton Environment: A New Water Anomaly at Atomic Scale? Polymorphism and Anomalous Melting in Isotropic Fluids Computer Simulations of Liquid Silica: Water-Like Thermodynamic and Dynamic Anomalies, and the Evidence for Polyamorphism
| Author | : |
| Publisher | : |
| Total Pages | : 1296 |
| Release | : 1999-11 |
| Genre | : Fluids |
| ISBN | : |
Download Physical Review Book in PDF, ePub and Kindle
Publishes papers that report results of research in statistical physics, plasmas, fluids, and related interdisciplinary topics. There are sections on (1) methods of statistical physics, (2) classical fluids, (3) liquid crystals, (4) diffusion-limited aggregation, and dendritic growth, (5) biological physics, (6) plasma physics, (7) physics of beams, (8) classical physics, including nonlinear media, and (9) computational physics.
| Author | : Kai-Erik Peiponen |
| Publisher | : Springer |
| Total Pages | : 660 |
| Release | : 2012-10-04 |
| Genre | : Science |
| ISBN | : 3642295649 |
Download Terahertz Spectroscopy and Imaging Book in PDF, ePub and Kindle
This book presents the state-of-the-art of Terahertz spectroscopy. It is a modern source for a beginners and researcher interested in THz spectroscopy. The basics and physical background of THz spectroscopy and technology are explained, and important applications are described. The book presents the highlights of scientific research in the field of THz science and provides an excellent overview of the field and future directions of research. Over the last decade the field of terahertz spectroscopy has developed into one of the most rapidly growing fields of spectroscopy with large impact across a wide range of scientific disciplines. Due to substantial advances in femtosecond laser technology, terahertz time-domain spectroscopy (THz-TDS) has established itself as the dominant spectroscopic technique for experimental scientists interested in measurements in this frequency range. In solids and liquids terahertz radiation is at resonance with both phonon modes and hydrogen bonding modes which makes it an ideal tool to study the interaction between molecules in a unique way, thus opening a wealth of opportunities for research in physics, chemistry, biology, materials science and pharmaceuticals. This book provides an easy access to scientists, engineers and students alike who want to understand the theory and applications of modern terahertz spectroscopy.
| Author | : Claudio Masciovecchio (auteur en physique).) |
| Publisher | : |
| Total Pages | : 0 |
| Release | : 1998 |
| Genre | : |
| ISBN | : |
Download The Inelastic X-Ray Scattering as a New Technique to Investigate the Dynamics of Glass-forming Systems Book in PDF, ePub and Kindle
