Excerpt from Notes on Standard Wave Lengths Spectrographs, and Spectrum Tubes
The weight assigned to each value is based up0n the mumbe1 of observations with relatively large orders 0f interference and is therefore indicative of the probable relative accuracy. From the concordance among difierent sets of observations on the well determined lines it appears that the probable errors in these are less than 0. 001 A, although our value £01 4799 exceeds Michelson's by 0. 005 A.
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This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
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Excerpt from Notes on Standard Wave Lengths Spectrographs, and Spectrum Tubes
The weight assigned to each value is based up0n the mumbe1 of observations with relatively large orders 0f interference and is therefore indicative of the probable relative accuracy. From the concordance among difierent sets of observations on the well determined lines it appears that the probable errors in these are less than 0. 001 A, although our value £01 4799 exceeds Michelson's by 0. 005 A.
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
Excerpt from Notes on Standard Wave Lengths Spectrographs, and Spectrum Tubes
Obtained. The spectrograph described in Part II Of these notes was employed in making these exposures. Four different sets Of interferometer plates and a series of invar separators ranging from 2 to 40 mm were used in these experiments, many of the lines being Observed from 40 to 50 times on various combinations Of plates and separators. These observations are collected in Table I as additional secondary standards of wave length.
About the Publisher
Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com
This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.
"Sobre este título" puede pertenecer a otra edición de este libro.
Librería: Forgotten Books, London, Reino Unido
Paperback. Condición: New. Print on Demand. This book offers a comprehensive collection of notes and technical descriptions on the use of wave lengths, spectrographs, and spectrum tubes. It begins with notes on the standard wave lengths of cadmium, discussing several secondary wave-length standards and frequency differences between corresponding pairs of lines in subordinate series to test their accuracy. It also delves into the design of a âquartz rock salt spectrographâ developed for photographing interference phenomena in the ultraviolet spectrum, and describes the characteristics of a concave grating mounting that generates stigmatic spectral images. An additional topic covered by this book is the process of preparing spectrum tubes commonly used in optical demonstrations, testing, and research, providing instructions and suggestions for filling tubes with various gases such as hydrogen, nitrogen, oxygen, helium, neon, and argon. The author includes helpful information on obtaining pure gas spectra by removing common contaminants and ensuring proper electrode selection for each gas. 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. Nº de ref. del artículo: 9781334261459_0
Cantidad disponible: Más de 20 disponibles
Librería: PBShop.store US, Wood Dale, IL, Estados Unidos de America
PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000. Nº de ref. del artículo: LW-9781334261459
Cantidad disponible: 15 disponibles
Librería: PBShop.store UK, Fairford, GLOS, Reino Unido
PAP. Condición: New. New Book. Shipped from UK. Established seller since 2000. Nº de ref. del artículo: LW-9781334261459
Cantidad disponible: 15 disponibles
Librería: moluna, Greven, Alemania
Condición: New. KlappentextrnrnExcerpt from Notes on Standard Wave Lengths Spectrographs, and Spectrum TubesThe weight assigned to each value is based up0n the mumbe1 of observations with relatively large orders 0f interference and is therefore indicati. Nº de ref. del artículo: 2148127461
Cantidad disponible: Más de 20 disponibles