Alfred eustice (37 résultats)

Etat : New.

Etat : New.

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

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

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

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

Etat : New.

Etat : New. In English.

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

PF. Etat : New.

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

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

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

Etat : New. In English.

Taschenbuch. Etat : Neu. Neuware - This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the 'public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.…

Paperback. Etat : New. Print on Demand. This book delves into the fascinating history and intricate technical details of the Nernst lamp, a revolutionary lighting technology that emerged during the late 19th and early 20th centuries. The author meticulously explores the scientific principles underlying the lamp's operation, delving into the properties of rare earth oxides and their unique ability to conduct electricity and emit light when heated. The narrative traces the evolution of the Nernst lamp from its initial conception by Dr. Walther Nernst to its commercial production and widespread adoption. Readers are guided through the challenges faced by early developers, including issues related to glower stability, efficiency, and the design of supporting components such as ballasts and heaters. The author's expertise shines as they elucidate complex technical concepts with clarity and precision, making them accessible to a broad audience. Beyond the technical aspects, the book examines the Nernst lamp's impact on the broader landscape of lighting technology. It situates the lamp within the context of competing technologies, such as carbon filament incandescent lamps and electric arc lamps, highlighting its unique advantages in terms of efficiency, versatility, and aesthetic appeal. The author's passion for the subject is evident as they explore the lamp's potential to revolutionize illumination and shape the future of lighting design. In essence, this book offers a comprehensive and engaging exploration of a pivotal moment in the history of lighting technology. It illuminates the ingenuity, perseverance, and scientific breakthroughs that led to the development of the Nernst lamp, leaving readers with a profound appreciation for its enduring legacy and lasting impact on the world of illumination. 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. Etat : New. Print on Demand. This book is an investigation of different wall coverings' impact on the absorption of light. The author's goal was to create a table of luminous factors to assist illuminating engineers in determining a surface's illumination constants. Various surfaces are tested, including wallpaper, burlap, canvas, and paint. The experiments use standard light sources, a diffusing plate, and a Weber photometer to minimize errors. The study reveals that the surface's quality and color significantly affect light absorption. The data and curves show that lighter colors have a high reflecting power due to the white light reflection from the fibers. In contrast, darker colors have a lower reflecting power as the tone of color becomes darker. The book also examines how roughness and smoothness of the surface affect its reflecting power. The author emphasizes that the findings have significant implications for economic illumination in various settings. By understanding the relationship between surface properties and light absorption, professionals can effectively plan lighting systems to achieve optimal illumination levels. 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.…

Kartoniert / Broschiert. Etat : New.

Buch. Etat : Neu. Neuware - This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the 'public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.…

Gebunden. Etat : New.

PAP. Etat : New. New Book. Shipped from UK. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

PAP. Etat : New. New Book. Delivered from our UK warehouse in 4 to 14 business days. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

Etat : New. Print on Demand.

HRD. Etat : New. New Book. Shipped from UK. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

HRD. Etat : New. New Book. Delivered from our UK warehouse in 4 to 14 business days. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

Etat : New. Print on Demand.

Paperback / softback. Etat : New. This item is printed on demand. New copy - Usually dispatched within 5-9 working days.

Etat : New. PRINT ON DEMAND.

Etat : New. Print on Demand pp. 186.

Etat : New. Print on Demand.