david l salomons (11 risultati)

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

PAP. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

HRD. Condizione: New. New Book. Shipped from UK. Established seller since 2000.

Paperback. Condizione: New. Print on Demand. This book takes the reader on an enthralling journey into the world of radium, a revolutionary element discovered at the turn of the 20th century. The author, a keen observer of scientific advancements, provides an accessible and engaging explanation of the properties of radium, its potential applications, and its profound impact on the understanding of matter itself. The book delves into the discovery of radium, its unique radioactive nature, and the implications of this discovery for the fields of physics, geology, and astronomy. Radium challenged the long-held notion of the atom as the ultimate indivisible unit of matter, suggesting instead that atoms could be broken down into smaller particles, a revolutionary concept at the time. The book explores the implications of this discovery, including the potential for unlocking vast stores of energy and the possibility of harnessing radium's power to treat disease. Ultimately, this book offers a fascinating glimpse into a pivotal moment in scientific history and the extraordinary power of a single element to transform our understanding of the universe. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.

Paperback. Condizione: New. Print on Demand. This book delves into the fascinating world of vacuum tubes, those enigmatic glass vessels containing rarefied gases that captivated scientists in the late 19th and early 20th centuries. The author, a keen observer of these phenomena, takes a unique approach, contrasting the prevailing methods of studying vacuum tubes using high voltage and large currents with his own, more nuanced methodology. He advocates for employing lower voltages and currents, enabling a clearer view of the fundamental processes at play. The book delves into the intricate patterns of light, known as bands, formed within vacuum tubes when subjected to electric currents. These patterns are shown to be influenced by the presence of solid objects within the tube, the composition of the gas, and the intensity of the current. The author further explores the behavior of these bands under the influence of magnetic fields, providing insightful observations on the separation of electric currents in the presence of magnetic forces. The author's meticulous experiments offer a fresh perspective on the nature of electrical currents in both vacuum tubes and other conductors. Through careful examination and analysis, he raises thought-provoking questions about the role of the glass in the formation of light bands, the true nature of resistance in conductors, and the very essence of electric current propagation. This book serves as a valuable resource for anyone seeking to unravel the mysteries of vacuum tubes and their intriguing applications. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item.

Londres, 1921. XI,233 pp. 118 plts. Softcover. English text. Without the supplement.

London, 1921. 2 vols. IX,115,48 pp. 285 b./w. plts. Softcover.English text-edition. Incl. the supplement.

London, 1921. 2 vols in 1. IX,115,48 pp. 285 b./w. plts. Rebound in H.calf. - Spine very sl. worn.English text-edition. Incl. the supplement.