The Theory of Spectra and Atomic Constitution

<p>CONTENTS</p><p>ESSAY I</p><p>ON THE SPECTRUM OF HYDROGEN</p><p>Empirical spectral laws</p><p>Laws of temperature radiation</p><p>The nuclear theory of the atom</p><p>Quantum theory of spectra</p><p>Hydrogen spectrum</p><p>The Pickering lines</p><p>Other spectra</p><p><br></p><p>ESSAY II</p><p>ON THE SERIES SPECTRA OF THE ELEMENTS</p><p>I. Introduction </p><p>II. General Principles of the Quantum Theory of Spectra</p><p>Hydrogen spectrum</p><p>The correspondence principle</p><p>General spectral laws</p><p>Absorption and excitation of radiation</p><p>III. Development of the Quantum Theory of Spectra </p><p>Effect of external forces on the hydrogen spectrum</p><p>The Stark effect</p><p>The Zeeman effect</p><p>Central perturbations</p><p>Relativity effect on hydrogen lines</p><p>Theory of series spectra</p><p>Correspondence principle and conservation of angular momentum</p><p>The spectra of helium and lithium</p><p>Complex structure of series lines</p><p>IV. Conclusion</p><p><br></p><p>ESSAY III</p><p>THE STRUCTURE OF THE ATOM AND THE PHYSICAL AND CHEMICAL PROPERTIES OF THE ELEMENTS</p><p>I. Preliminary </p><p>The nuclear atom</p><p>The postulates of the quantum theory</p><p>Hydrogen atom</p><p>Hydrogen spectrum and X-ray spectra</p><p>The fine structure of the hydrogen lines</p><p>Periodic table</p><p>Recent atomic models</p><p>II. Series Spectra and the Capture of Electrons by Atoms</p><p>Arc and spark spectra</p><p>Series diagram</p><p>Correspondence principle</p><p>III. Formation of Atoms and the Periodic Table</p><p>First Period. Hydrogen-Helium</p><p>Second Period. Lithium-Neon</p><p>Third Period. Sodium-Argon</p><p>Fourth Period. Potassium-Krypton</p><p>Fifth Period. Rubidium-Xenon</p><p>Sixth Period. Caesium-Niton</p><p>Seventh Period</p><p>Survey of the periodic table</p><p>IV. Reorganization of Atoms and X-Ray Spectra</p><p>Absorption and emission of X-rays and correspondence principle</p><p>]X-ray spectra and atomic structure</p><p>Classification of X-ray spectra</p><p>Conclusion</p><p><br></p>