Description:
Frontmatter -- TRANSLATOR'S PREFACE -- INTRODUCTION -- CONTENTS -- I. THE HOMOGENEOUS MEDIUM -- 1. FUNDAMENTAL EQUATIONS -- 2. DEGREE OF EXCITATION AND IONIZATION -- 3. RELATIVE INTENSITIES OF LINES -- 4. ON THE TRANSPARENCY OF THE MEDIUM TO LINE RADIATION -- 5. COMPARISON WITH OBSERVATION -- II. STARS OF THE EARLY CLASSES WITH BRIGHT LINES -- 1. THE LOWER BOUNDARY OF THE ATMOSPHERE -- 2. EXCITATION CHANGES ALONG THE RADIUS -- 3. CONTOURS OF SPECTRAL LINES -- III. GASEOUS NEBULAE -- 1. THE FIELD OF L0 RADIATION -- 2. THE FIELD OF LA RADIATION -- 3. TEMPERATURES OF NEBULAE AND NUCLEI -- IV. ENVELOPES OF NEW STARS -- 1. THE ATOM WITH THREE STATES -- 2. THE REAL ATOM -- 3. COLLISIONS AND GENERAL ABSORPTION IN THE ENVELOPE -- 4. CERTAIN APPLICATIONS -- V. STARS OF LATE OASS WITH BRIGHT LINES -- 1. ORIGIN OF "COMBINATION SPECTRA" -- 2. OPTICAL DEPTH OF THE ENVELOPE BEYOND THE LIMITS OF SUBORDINATE SERIES -- 3. GENERAL CONSIDERATIONS -- SUMMARY -- REFERENCES -- INDEX