Marie Curie

Marie Curie: The Radio-Active Substances


Скачать книгу

      Marie Curie

      Marie Curie: The Radio-Active Substances

      Published by

      Books

      - Advanced Digital Solutions & High-Quality eBook Formatting -

       [email protected]

      2020 OK Publishing

      EAN 4064066384784

       Introduction.

       Historical.

       Chapter I. Radio-activity of Uranium and Thorium. Radio-active Minerals.

       Measurement of the Intensity of Radiation.

       Radio-activity of the Compounds of Uranium and Thorium.

       Is Atomic Radio-activity a general Phenomenon?

       Radio-active Minerals.

       Chapter II. Method of Research.

       Polonium, Radium, Actinium.

       Spectrum of Radium.

       Extraction of the New Radio-active Substances.

       Polonium.

       Preparation of the Pure Chloride of Radium.

       Determination of the Atomic Weight of Radium.

       Characteristics of the Radium Salts.

       Fractionation of Ordinary Barium Chloride.

       Chapter III. Radiation of the New Radio-active Substances.

       Methods of Investigation of the Radiation.

       Energy of Radiation.

       Complex Nature of the Radiation.

       Action of the Magnetic Field.

       Deflected β-Rays.

       Charge of the Deflected Rays.

       Action of the Electric Field upon the Deflected β-Rays of Radium.

       Relation of the Charge to the Mass for a Particle Negatively Charged Emitted by Radium.

       Action of the Magnetic Field upon the α-Rays.

       Action of the Magnetic Field on the Rays of other Radio-active Substances.

       Proportion of β-Rays in the Radiation of Radium.

       Penetrating Power of the Radiation of Radio-active Bodies.

       Ionising Action of Radium Rays on Insulating Liquids.

       Various Effects and Applications of the Ionising Action of the Rays Emitted by Radio-active Substances.

       Fluorescent and Luminous Effects.

       Evolution of Heat by the Salts of Radium.

       Chemical Effects produced by the New Radio-active Bodies.

       Physiological Effects.

       Influence of Temperature upon Radiation.

       Chapter IV. Communication of Radio-activity to Substances Initially Inactive.

       Activity Induced in an Enclosed Space.

       Part played by Gases in the Phenomena of Induced Radio-activity.

       Dissipation in Free Air of the Induced Activity of Solid Bodies.

       Dissipation of Activity in a Confined Space. Velocity of Destruction of the Emanation.

       Variation of Activity of Liquids rendered Active and of Radium Solutions.

       Theory of Radio-activity.

       Another Form of Induced Radio-activity.

       Induced Radio-activity with Slow Dissipation.

       Radio-activity Induced upon Substances in Solution with Radium.