Find more facts and information on our topic page about
chromosphere
chromosphere
The Oxford Pocket Dictionary of Current English
|
2009
|
© The Oxford Pocket Dictionary of Current English 2009, originally published by Oxford University Press 2009. (Hide copyright information)
Copyright
chro·mo·sphere
/ ˈkrōməˌsfi(ə)r/
•
n. Astron.
a reddish gaseous layer immediately above the photosphere of the sun or another star. Together with the corona, it constitutes the star's outer atmosphere.
DERIVATIVES:
chro·mo·spher·ic
/ ˌkrōməˈsfi(ə)rik; -ˈsferik/ adj.
Cite this article
Pick a style below, and copy the text for your bibliography.
|
Magnetic Field Uses Sound Waves to Ignite Sun's Ring of Fire
Newspaper article from: U.S. Newswire; 5/29/2007; 700+ words
; ...of hot gas that shape and power the chromosphere, a thin region of the sun's atmosphere...Meeting in Honolulu, Hawaii. The chromosphere is important because it is largely...middle of the last century -- why the chromosphere (and the tenuous corona above) is...
|
|
Recent findings from University of Salford highlight research in astrophysics.
Newspaper article from: Physics Week; 9/9/2008; 700+ words
; ...coalescence of two current loops in the solar chromosphere, by altering the neutral- hydrogen...proceeds significantly faster in the upper chromosphere, where the density of ions (protons...hydrogen is comparable, than in the lower chromosphere, where the density of neutral- hydrogen...
|
|
|
Recent findings from K.P. Reardon and co-authors highlight research in astrophysics.
Newspaper article from: Physics Week; 8/11/2009; 668 words
; ...employed as diagnostics of the solar chromosphere. The vastly disparate appearance between...the high-frequency behavior of the chromosphere. Using the same analysis, we find...which show significant portions of the chromosphere dominated by magnetic structuring...
|
|
Big chill in the solar atmosphere. (includes article on crystal holography)
Magazine article from: Science News; 1/8/1994; ; 700+ words
; ...astronomers. New data now suggest that the chromosphere--that portion of the sun's atmosphere...SCIENCE. Astronomers had viewed the chromosphere as a relatively uniform blanket of...temperatures. At 2,000 km, near the chromosphere's upper boundary, the temperature...
|
|
MAGNETIC FIELD USES SOUND WAVES TO IGNITE SUN'S RING OF FIRE
News Wire article from: US Fed News Service, Including US State News; 5/29/2007; 700+ words
; ...in Hawaii. This region, called the chromosphere because of its color, is largely responsible...the last century - why the sun's chromosphere (and the corona above) is much hotter...fountains upward and into the solar chromosphere. The magnetic fountains form the mold...
|
|
|
Reports outline astrophysics study findings from G.G. Sacco and colleagues.
Newspaper article from: Physics Week; 1/6/2009; 700+ words
; ...Tauri stars and the role of the stellar chromosphere in determining the position and thickness...impact of an accretion flow on the chromosphere of a CTTS, including the effects of...tested detailed model of the stellar chromosphere. We present the results of a simulation...
|
|
Scientists demystify Sun's outer ring's secrets
News Wire article from: The Hindustan Times; 5/30/2007; 643 words
; ...revealed. This region, called the chromosphere because of its colour, is largely...fountains upward and into the solar chromosphere. The leaking waves propel fountains...fountains forming the mould for the chromosphere. McIntosh said the new result could...
|
|
Research from A. Vecchio et al has provided new information about science.
Newspaper article from: Network Weekly News; 3/16/2009; 700+ words
; ...The exact nature of the quiet solar chromosphere and especially its temporal variation...dynamics of the quiet inter-network chromosphere by studying the occurrence of acoustic...role in structuring the quiet solar chromosphere than normally assumed. The presence...
|
|
|
Studies from University of Utrecht further understanding of solar physics.
Newspaper article from: Physics Week; 9/30/2008; 689 words
; ...sampling to study the response of the chromosphere to acoustic events in the underlying...first compare the visibility of the chromosphere in Ca II H and H alpha, demonstrate that studying the chromosphere requires H alpha data, and summarize...
|
|
New data from University of Nice illuminate research in astrophysics.
Newspaper article from: Electronics Newsweekly; 2/18/2009; 700+ words
; ...France, "The physics of the solar chromosphere depends in a crucial way on its magnetic...to temperature variations in the low chromosphere and to elastic collision with hydrogen...between warm and cold components of the chromosphere. The effects of elastic collisions...
|
|
chromosphere
Book article from: The Columbia Encyclopedia, Sixth Edition
chromosphere [Gr.,=color sphere], layer of rarefied...Composition and Characteristics of the Chromosphere The flash spectrum has been a valuable tool in the study of the chromosphere. This spectrum is obtained before a solar...
|
|
Sun
Encyclopedia entry from: UXL Encyclopedia of Science
...billion more years. Words to Know Chromosphere: Glowing layer of gas that makes up...general layers: the photosphere, the chromosphere, and the corona. Since these layers...cooler than the surrounding area. Chromosphere. Beyond the photosphere lies the chromosphere...
|
|
Sun (Stellar Structure)
Book article from: World of Earth Science
...29 days near the polar regions. The chromosphere surrounds the photosphere and extends...miles. Temperatures increase in the chromosphere and range up to 1,000,000 K. The chromosphere is part of the solar corona that extends...
|
|
active region
Book article from: A Dictionary of Astronomy
...emerge through the photosphere into the chromosphere and corona. Active regions on the photosphere...faculae . Their counterparts higher in the chromosphere are plages . Also in the chromosphere are dark fibrilles and filaments . Active...
|
|
|
Eclipse
Book article from: World of Earth Science
...phase of the eclipse (totality), the chromosphere is visible as a pink halo around half...the same properties as that of the chromosphere matter. They emit in lines of hydrogen...the pink color of prominences and the chromosphere, and can always be observed in monochromatic...
|
