Project Gutenberg 2021-06-04 Public domain in the USA. 215 Hellman, Hal 1927 Lasers Understanding the atom Stephen Hutcheson and the Online Distributed Proofreading Team at https://www.pgdp.net "Lasers" by Hal Hellman is a scientific publication written in the late 1960s, as part of the U.S. Atomic Energy Commission's "Understanding the Atom Series." The book delves deeply into the principles of laser technology, exploring its fascinating applications and underlying physics. It elucidates the operation of lasers, highlighting the concept of coherent light and its significance in various fields, including medicine, telecommunications, and scientific research. In this informative booklet, Hellman begins by providing context on electromagnetic radiation before explaining the unique properties of lasers, which produce an intense and focused beam of coherent light. The author discusses the breakthrough moment when the first laser was created, detailing the physics of stimulated emission and population inversion that enable laser operation. The book also explores diverse applications of lasers, from delicate medical surgeries to advanced communication technologies, emphasizing how lasers revolutionize industries and everyday life. Ultimately, "Lasers" aims to enhance readers' understanding of this groundbreaking technology and its potential to shape the future. (This is an automatically generated summary.) Reading ease score: 54.0 (10th to 12th grade). Somewhat difficult to read. en Lasers TK Text Category: Science - Physics Category: Engineering & Technology 153859 2025-07-26T05:42:25.643881 text/html 124670 2024-10-18T14:12:41 text/html 2926701 2025-07-26T05:42:33.471829 application/epub+zip 2929436 2025-07-26T05:42:28.826838 application/epub+zip 112903 2025-07-26T05:42:27.264865 application/epub+zip 2978786 2025-07-26T05:42:36.581804 application/x-mobipocket-ebook 2952197 2025-07-26T05:42:31.661819 application/x-mobipocket-ebook 154671 2022-09-29T13:30:42.863900 application/x-mobipocket-ebook 112769 2025-07-26T05:42:24.838857 text/plain; charset=us-ascii 93042 2024-10-18T14:12:41 text/plain; charset=us-ascii 15706 2025-07-26T05:42:36.744841 application/rdf+xml 17535 2025-07-26T05:42:27.421876 image/jpeg 3502 2025-07-26T05:42:27.343852 image/jpeg 2767081 2025-07-26T05:42:25.756887 application/octet-stream application/zip Archives containing the RDF files for *all* our books can be downloaded at https://book.klll.cc/wiki/Gutenberg:Feeds#The_Complete_Project_Gutenberg_Catalog