Annual of Scientific Discovery: Or, Year-book of Facts in Science and ArtGould and Lincoln, 1850 |
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Página 89
... bismuth 12 , purified zinc 12 , regulus of antimony 4 , nitre 11 , salt of persicaria 1. The tin should be melted separately 18 times , each time being exposed to the caloric for twenty minutes after it becomes fluid , and the ...
... bismuth 12 , purified zinc 12 , regulus of antimony 4 , nitre 11 , salt of persicaria 1. The tin should be melted separately 18 times , each time being exposed to the caloric for twenty minutes after it becomes fluid , and the ...
Página 130
... bismuth . Certain gases , as nitrogen , nitrous oxide , & c . , experience no appreciable action from magnetism , but oxygen does , and the slight magnetic power of the air is due solely to the presence of oxygen . I found that a small ...
... bismuth . Certain gases , as nitrogen , nitrous oxide , & c . , experience no appreciable action from magnetism , but oxygen does , and the slight magnetic power of the air is due solely to the presence of oxygen . I found that a small ...
Página 131
... investigation , and Mr. Alger recommended American mineralogists to examine other aluminous minerals of the same class with respect to their magnetism . ON THE CRYSTALLINE POLARITY OF BISMUTH . We find in NATURAL PHILOSOPHY . 131.
... investigation , and Mr. Alger recommended American mineralogists to examine other aluminous minerals of the same class with respect to their magnetism . ON THE CRYSTALLINE POLARITY OF BISMUTH . We find in NATURAL PHILOSOPHY . 131.
Página 132
... BISMUTH . We find in the Philosophical Transactions for 1849 , Part I. , a long paper by Prof. Faraday , " On the Crystalline Polarity of Bismuth and other Bodies , and on its Relation to the Magnetic Form of Force . " The author states ...
... BISMUTH . We find in the Philosophical Transactions for 1849 , Part I. , a long paper by Prof. Faraday , " On the Crystalline Polarity of Bismuth and other Bodies , and on its Relation to the Magnetic Form of Force . " The author states ...
Página 133
... bismuth has the same amount of repulsion when presenting its magnecrystallic axis parallel or transverse to the lines of magnetic force acting on it , and he was led by an ingenious series of experi- ments to conclude that it is neither ...
... bismuth has the same amount of repulsion when presenting its magnecrystallic axis parallel or transverse to the lines of magnetic force acting on it , and he was led by an ingenious series of experi- ments to conclude that it is neither ...
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Página 355 - Mayne, like a shewer from the South to the North, and from the North to the West, and then downe to the South againe.
Página 237 - We found the pillar to be of solid salt, capped with carbonate of lime, cylindrical in front and pyramidal behind. The upper or rounded part is about forty feet high, resting on a kind of oval pedestal, from forty to sixty feet above the level of the sea. It slightly decreases in size upwards, crumbles at the top, and is one entire mass of crystallization.
Página 5 - WASHINGTON STREET, BOSTON, ANNUAL OF SCIENTIFIC DISCOVERY ; or, Year Book of Facts in Science and Art, exhibiting the most important Discoveries and Improvements in Mechanics, Useful Arts, Natural Philosophy, Chemistry, Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geology, Geography, Antiquities, etc.
Página 147 - Sometimes it will be more convenient to arrange the two charts in symmetrical positions, one to the left and the other to the right of the subject's median plane, and with a slight inclination toward this plane.