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Books Books 1 - 10 of 14 on X-rays ; in effect, both an ebonite and a glass lens of large size prove to be without....
" X-rays ; in effect, both an ebonite and a glass lens of large size prove to be without action. The shadow photograph of a round rod is darker in the middle than at the edge ; the image of a cylinder filled with a body more transparent than its walls exhibits... "
Nature - Page 275
edited by - 1896
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Anthony's Photographic Bulletin, Volume 27

Photography - 1896
...capable of concentrating the X rays ; in effect, both an ebonite and a glass lens of large size proved to be without action. The shadow photograph of a round...first sight seemed to lead to an opposite conclusion. Living Human Hanii with Ring on Finger. Made by WC R^NTCEX. SHOWING GLASSES IN LEATHER CASE. AWL, SAW,...
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The Review of Reviews, Volume 13

Albert Shaw - Literature - 1896
...solid. It is, hence, obvious that lenses cannot be looked upon as capable of concentrating the X rays; in effect, both an ebonite and a glass lens of large...to the rays being incapable of regular reflection. . . . Since I have obtained no evidence of refraction at the surface of different media, it seems probable...
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Cyclopedic Review of Current History, Volume 6

Alfred Sidney Johnson, Clarence A. Bickford, William W. Hudson, Nathan Haskell Dole - History - 1897
...cannot lie looked upon as capable of concentrating the X rays; in effect, both an el>onite and a glas& lens of large size prove to be without action. The...first sight seemed to lead to an opposite conclusion. I exposed a plate protected by a black paper sheet, to the X rays, so that the glass side lay next...
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Röntgen Rays: Memoirs by Röntgen, Stokes & J.J. Thomson

Wilhelm Conrad Röntgen, Sir George Gabriel Stokes, Sir Joseph John Thomson - Cathode rays - 1898 - 75 pages
...neither a large lens of hard rubber nor a glass lens having any influence upon them. The shadow-picture of 'a round rod is darker in the middle than at the edge; while the image of a tube which is filled with a substance more transparent than its own material is...
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Experimental Science. Elementary Practical and Experimental Physics, Volume 2

George Milton Hopkins - Electric apparatus and appliances - 1902
...solid. It is, hence, obvious that lenses cannot be looked upon as capable of concentrating the X rays ; in effect, both an ebonite and a glass lens of large...first sight seemed to lead to an opposite conclusion. I exposed a plate, protected by a black paper sheath, to the X rays, so that the glass side lay next...
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Experimental Science: Elementary, Practical and Experimental Physics, Volume 1

George Milton Hopkins - Physics - 1902
...solid. It is, hence, obvious that lenses cannot be looked upon as capable of concentrating the X rays ; in effect, both an ebonite and a glass lens of large...edge. 8. The preceding experiments, and others which 1 pass over, point to the rays being incapable of regular reflection. It is. however, well to detail...
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Roentgen rays and electro-therapeutics

Mihran Krikor Kassabian - Electrotherapeutics - 1907 - 545 pages
...neither a large lens of hard rubber nor a glass lens having any influence upon them. The shadow-picture of a round rod is darker in the middle than at the edge ; while the image of a tube which is filled with a substance more transparent than its owu material...
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The Library of Original Sources, Volume 10

Oliver Joseph Thatcher - Encyclopedias and dictionaries - 1907
...; and, indeed, a great hard rubber lens and a glass lens actually proved without effect. The shadow of a round rod is darker in the middle than at the edges, while that of a tube which is filled with some substance more transmissible than the material...
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Review of Reviews and World's Work, Volume 13

Albert Shaw - Literary Criticism - 1896
...solid. It is, hence, obvious that lenses cannot be looked upon as capable of concentrating the X rays; in effect, both an ebonite and a glass lens of large...to the rays being incapable of regular reflection. . . . Since I have obtained no evidence of refraction at the surface of different media, it seems probable...
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Report of the Board of Regents

Smithsonian Institution. Board of Regents - 1898
...lenses; and, indeed, a great hard rubber lens and a glass lens actually proved without effect. The shadow of a round rod is darker in the middle than at the edges, while that of a tube which is filled with some substance' more transmissible than the material...
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