L. H. Ahrens – författare
Visar alla böcker från författaren L. H. Ahrens. Handla med fri frakt och snabb leverans.
5 produkter
5 produkter
E-bok
PDF, Engelska, 20131 015 kr
Läs direkt efter köp
Physics and Chemistry of the Earth, Volume VI is a collection of research papers that present geochemical and geophysical investigations of the constitution and history of the earth; geological phenomena; and oil and ore formation. The book is composed of seven chapters written by different authors who are experts in the fields of geophysics and geochemistry. It covers the description of the structure and composition of the earth''s mantle; a survey of the developments in the study of seismic surface waves; and model experiments of tectonic processes. Articles on the application of trace element data to problems in petrology and factors in the distribution of the trace elements during the crystallization of magmas, both important topics on mining, are presented as well. Geologists, geophysicists, geochemists, and students of petrology and mineralogy will find this book a good source of information.
E-bok
PDF, Engelska, 2013356 kr
Läs direkt efter köp
Ionization Potentials: Some Variations, Implications and Applications covers several aspects of ionization potential that is a highly significant parameter in controlling the properties of electric discharge. Comprised of 17 chapters, the book covers topic relevant to ionization potentials, such as properties, concepts, and applications, in order to understand and fully comprehend all aspects of ionization potential. The opening chapter is a review of ionization potentials and a discussion of trends and features. The succeeding chapters then tackle complex topics such as the s and p electrons; d-transition elements; rare earth elements; screening (shielding); inert elements; cationic forces (polarizing power); and heats of hydration. This book will appeal to researchers from different fields.
E-bok
PDF, Engelska, 2015988 kr
Läs direkt efter köp
Origin and Distribution of the Elements, Volume 30 presents detailed studies of trace elements and isotopes and the use of these data with the techniques of physical and organic chemistry to make relevant interpretations in geology. This book discusses some of the problems of applied chemistry. Organized into five sections encompassing 89 chapters, this volume begins with an overview of the theories of nucleosynthesis that are based on broad empirical foundations involving experiment in nuclear physics and observation in geophysics and astronomy. This text then explores the primeval abundance of the elements wherein the composition of the material from which the Galaxy is formed. Other chapters consider the production of helium in the galaxy. This book discusses as well the dynamics of the cores of highly evolved massive stars. The final chapter deals with the measurements of site populations in crystal structures by electron diffraction and X-ray. Physicists, astronomers, geologists, and geochemists will find this book extremely useful.
E-bok
PDF, Engelska, 2013756 kr
Läs direkt efter köp
Physics and Chemistry of the Earth, Volume VII focuses on three topics—orogenic fold-belts and a hypothesis of earth evolution; earthquake energy and magnitude; and meteoritic, solar, and terrestrial rare-earth distributions. This book consists of three chapters. Chapter 1 examines features of the distribution and history of the Precambrian fold-belts in relation to the theory of continental drift. The two kinds of information obtained from seismograph records—time readings and amplitude readings that provide information on the total seismic wave energy released in earthquakes—are elaborated in Chapter 2. Chapter 3 discusses the meteoritic and terrestrial matter in rare earth elements (REE). This publication is a good reference to students and researchers conducting work on earth science.
E-bok
PDF, Engelska, 2017979 kr
Läs direkt efter köp
Physics and Chemistry of the Earth investigates the physics and chemistry of the earth, with emphasis on kimberlite and xenolith geology. Topics covered range from field geology to mineralogy and geochemistry, diamond inclusions, and experimental and theoretical petrology. Diatreme emplacement by fluidization is also discussed, along with the chemistry and genesis of opaque minerals in kimberlites; light element metasomatism of the continental mantle; and primary and secondary phlogopites and clinopyroxenes in garnet lherzolite xenoliths. Comprised of 59 chapters, this volume begins with a description of a model of a kimberlite pipe that depicts a hypothetical pipe having a diameter of 300 m at a level equivalent to the post-erosional surface of the major pipes in the Kimberley area, South Africa. Subsequent chapters explore the formation of phreatomagmatic maar-diatreme volcanoes and its relevance to kimberlite diatremes; emplacement of some diatreme-facies kimberlites; irregular patterns of magmatism in southwestern United States; and the chemistry of titanium-poor spinels, ilmenites, and rutiles from peridotite and eclogite xenoliths. Chromite-silicate intergrowths in upper mantle peridotites are also analyzed. The final chapter is devoted to theoretical aspects of gaseous and isotopic equilibria in the system C-H-O-S, with application to kimberlite. This book will be of interest to physicists and geophysicists, chemists and geochemists, geologists, and earth scientists.