Atoms, Molecules and Photons: An Introduction to Atomic-, by Wolfgang Demtröder

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By Wolfgang Demtröder

* offers a special joint advent to atomic, molecular and quantum physics with quite a few examples of applications
* thoroughly revised, up to date variation with new sections masking all present advancements, resembling x-ray optics, ion-cyclotron-resonance spectrometer, attosecond lasers, ultraprecission frequency size and atomic interferometry
*

This creation to Atomic and Molecular Physics explains how our current version of atoms and molecules has been constructed during the last centuries either by way of many experimental discoveries and, from the theoretical facet, through the advent of quantum physics to the sufficient description of micro-particles. It illustrates the wave version of debris by way of many examples and exhibits the bounds of classical description. The interplay of electromagnetic radiation with atoms and molecules and its strength for spectroscopy is printed in additional element and specifically lasers as glossy spectroscopic instruments are mentioned extra completely. Many examples and issues of recommendations are provided to motivate readers to actively interact in employing and adapting the elemental physics offered during this textbook to express situations.

Completely revised re-creation with new sections masking all genuine advancements, like x-ray optics, ion-cyclotron-resonance spectrometer, attosecond lasers, ultraprecission frequency dimension and atomic interferometry.

Content point » Graduate

Keywords » Dielectric houses Condensed subject - Electromagnetic Radiation - Optical homes Condensed subject - Photons and Optics - Semiconductor Physics - Textbook Atomic Physics - Textbook Lasers - Textbook Molecular Physics - Textbook Quantum Physics - Textbook Spectroscopy - Wave version Particles

Related matters » Atomic, Molecular, Optical & Plasma Physics - fabrics - actual Chemistry - Quantum Physics

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Best newbie textbook. The English language advent to atoms, molecules and solids is just like the German version of an identical identify in development a transparent and penetrating even for lots of scholars the 1st semester ominous quantum physics step-by-step. to organize for the examinations of the 1st 4 semesters The ebook hence excellent. ... ... The newbie will think good served by way of this quantity, even if in Germany or in English conversing nations. "(http://buchkatalog.de)

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Extra info for Atoms, Molecules and Photons: An Introduction to Atomic-, Molecular- and Quantum Physics (2nd Edition)

Example text

5) discovered in 1805 that the volume ratio of oxygen gas and hydrogen gas at equal pressures was always 1 : 2 when the two gases recombined completely to form water vapor. Further detailed experiments with other gases lead to the following conclusion: When two or more different gases completely recombine to form a gaseous chemical compound, the ratio of the volumes of reactands and reaction products at equal pressure and temperature is always given by the ratio of small integer numbers. EXAMPLES 1.

A) Field Emission Microscope Fig. 23. Cloud chamber tracks of α particles (= He nuclei), which are emitted from a source below the lower edge of the photograph. One α particle collides with a (not visible) nitrogen nucleus at the crossing point of the two arrows, forming an 17 8 O nucleus and a proton. The O nucleus flies towards 11 o’clock, the proton towards 4 o’clock (from W. Finkelnburg: Einführung in die Atomphysik, Springer, Berlin Heidelberg New York, 1976) The oldest of these devices is the field emission electron microscope (Fig.

The Concept of the Atom are NE atoms per elementary cell, we get for the atomic volume Va = f VE /NE . 60) The following three examples illustrate different values of f for some simple lattice structures, assuming the atoms to be described by hard spheres with radius r0 . a) EXAMPLES 1. Primitive cubic crystal It consists of atoms placed at the eight corners of the cubic elementary cell, which touch each other (Fig. 37a). The figure shows that only 1/8 of the volume of each atom is inside the elementary cell.

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