 | Sir Norman Lockyer - 1879 - 956 стор.
...exhaustion, the dark space on the convex side touches the glass, when positive rotation takes place. 3. Green Phosphorescent Light of Molecular Impact. —...illuminated with a greenish yellow phosphorescent light. 4. Projection of Molecular Shadows. — The rays exciting this green phosphoresence will not turn a... | |
 | 1879 - 642 стор.
...exhaustion, the dark space on the convex side touches the glass, when positive rotation takes place. 3. Green Phosphorescent Light of Molecular Impact, —...fills the tube, and when German glass is used the fides are beautifully illuminated with a greenish yellow phosphorescent light. 4. Projection oj Molecular... | |
 | Royal Society (Great Britain) - 1879 - 630 стор.
...strikingly similar to the rays of the sun reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Light of Molecular Impact. At...dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark violet focus ; and the part of the glass on which... | |
 | Royal Society (Great Britain) - 1879 - 598 стор.
...strikingly similar to the rays of the sun reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Light of Molecular Impact. At...dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark violet focus ; and the part of the glass on which... | |
 | Royal Society (Great Britain) - 1879 - 630 стор.
...rays of the snn reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Liyht of Molecular Impact. At very high exhaustions the...dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark violet focus ; and the part of the glass on which... | |
 | 1891 - 680 стор.
...ordinary vacuum tube, a dark space is seen round the negative pole. The shape and size of this dark apace do not vary with the distance separating the poles;...furnished with a scale on which the " focal length" ol the curved electrode is indicated. 35. Apparatus to show that the Paths of the Molecules are straight... | |
 | Sir Norman Lockyer - 1879 - 670 стор.
...space on the convex side touches the glass, when positive rotation takes place. 3. Green Phospiwrescent Light of Molecular Impact. — At very high exhaustions...illuminated with a greenish yellow phosphorescent light. 4. Projection of Molecular Shadows. — The rays exciting this green phosphoresence will not turn a... | |
 | 1879 - 446 стор.
...strikingly similar to the rays of the sun reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Light of Molecular Impact. At...dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark violet focus, and the part of the glass receiving... | |
 | 1879 - 1080 стор.
...strikingly similar to the rays of the sun reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Light of Molecular Impact. —...dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark violet focus; and the part of the glass on which... | |
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... reflected from a concave mirror through a foggy atmosphere. Green Phosphorescent Light of Molecular Impact. — At very high exhaustions the dark space becomes so large that it fills the tube. Careful scrutiny still shows the presence of the dark... 