MOTS EN ANGLAIS EN RAPPORT AVEC «CLEVEITE»
cleveite
cleveite
impure
radioactive
variety
uraninite
containing
uranium
found
norway
composition
with
about
substituted
rare
earth
elements
named
after
swedish
chemist
teodor
cleve
first
clevite
museums
collections
specimen
curating
office
always
brings
light
something
interesting
recently
came
across
article
written
information
data
portions
were
during
dissolution
sulfuric
ramsey
march
years
later
discovery
define
crystalline
uranitite
collins
merriam
webster
cleveit
this
word
doesn
usually
appear
minerals
want
thank
defined
yourdictionary
klēv′īt′
noun
origin
constituents
abstract
nature
have
investigated
spectrum
discovered
most
regular
consists
series
lines
memidex
10 LIVRES EN ANGLAIS EN RAPPORT AVEC «CLEVEITE»
Découvrez l'usage de
cleveite dans la sélection bibliographique suivante. Des livres en rapport avec
cleveite et de courts extraits de ceux-ci pour replacer dans son contexte son utilisation littéraire.
Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Cleveite is a radioactive mineral containing uranium and found in Norway.
Carleton Olegario M. Ximo, 2012
Seectba oe the Lines of Cleveite Gas*. — The sensational discovery made by
Prof. Ramsay in the early part of last year that the line D3, which had hitherto
been seen only in the solar spectrum, appeared also in the gas given off by the
mineral ...
3
The Chemical News and Journal of Physical Science
New. Elements. oj. Cleveite. Gas. Tetra-Nitro-cellulose — A New Explosive.
Presence of Nitrites in the ... GAS. By J. R. RYDBERG. The excellent
investigations of Runge and Paschen on the spectrum of cleveite gas (
Astropliysical Journal, ...
4
The Chemical News and Journal of Industrial Science; with ...
It was found that from cleveite helium was evolved, but very slowly, at the
temperature of boiling quinoline, and somewhat faster at the temperature of
boiling sulphur. At a bright red heat a considerable quantity of helium was
obtained, but in no ...
Sir William Crookes, 1898
5
Chemical News and Journal of Industrial Science
Seen in " Uraninite, R " and " Cleveite, R." Not seen in the other samples. Lockyer
gives a line in the gas from certain minerals at 4338. Only seen in " Uraninite, R."
Young gives a chromospheric line at 4298-5. Only seen in " Uraninite, R." Only ...
Sir William Crookes, 1895
(S'i The lines of the cleveite gases appear only in the hotter stars, as indicated by
the extension of the continuous radiation i into the ultra-violet. They increase in
intensity with increased temperature in certain stars. (9) The order of stellar ...
7
The Chemical News and Journal of Industrial Science; with ...
Atmospheric argon shows, besides, three lines in the violet which are not to be
seen, or, if present, are excessively feeble, in the spectrum of the gas from
cleveite. This suggests that atmospheric argon contains, besides argon, some
other gas ...
8
The Life of Stars: The Controversial Inception and Emergence ...
In 1882, Hildebrand used a spectroscope to examine the uranium mineral
cleveite,24 and discovered spectral lines of a mysterious unidentified gas, which
was called cleveite gas after the mineral in which it was found. The hunt for
helium on ...
9
The Texan Permian and Its Mesozoic Types of Fossils
The appearance of cleveite is at once suggestive of alteration, and, in view of the
uncertainty attaching to the water determinations for both niveuite and cleveite, it
is probable that they represent nearly the same stage of alteration of the same ...
Charles Abiathar White, 1891
10
Report of the Committee on the Measurement of Geologic Time
18 Norwegian (cleveite) uraninite from E. Gleditsch (see report for 1938, p. 76)
analyzed by her. No. 19, Pied des ivfonts "cleveite" (uraninite), is from material
from H. S. Spence, analyzed by Muench, last year's report 1938, page 91. It ia not
...
National Research Council (U.S.). Committee on the Measurement of Geologic Time, Alfred Church Lane, 1939
3 ACTUALITÉS CONTENANT LE TERME «CLEVEITE»
Découvrez de quoi on parle dans les médias nationaux et internationaux et comment le terme
cleveite est employé dans le contexte des actualités suivantes.
Helium (He) - Discovery, Occurrence, Production, Properties and …
In 1895, Sir William Ramsay, a Scottish scientist performed a spectroscopic examination of cleveite containing uranium and exposed it to ... «Azom.com, déc 12»
Why Helium was the Dark Matter of its Day
He grabbed a chunk of cleveite, a uranium mineral, and broke it down with sulfuric acid. While analyzing the products of the dissolving hunk of ... «io9, févr 12»
Element of the month: Cool as helium
... a sample of the uranium mineral (cleveite) with sulfuric acid, liberating helium that had been produced by the radioactive decay of uranium. «Nature.com, févr 12»
