WebCHROMOSPHERES is a collection of 707 generative art NFTs capturing the brightest stars in the night sky. Each piece represents a real star, and is generated using … WebDefinitions of chromosphere noun a gaseous layer of the sun's atmosphere (extending from the photosphere to the corona) that is visible during a total eclipse of the sun see more Usage Examples All sources < prev next > loading examples... Word Family chromosphere the "chromosphere" family EDITOR'S CHOICE What's your vocabulary …
格利澤686 - 维基百科，自由的百科全书
WebA chromophore is that part of the molecule where the absorption proceeds and where the main change of the geometry or electron density, etc. appears after the excitation … WebThe sun's “surface,” called the photosphere, is the source of most visible radiation arriving at the earth's surface. This is the “crust,” which can be seen through a blue … how do you spell getting
(PDF) Chromospheres, Activity and Magnetic Fields
A chromosphere ("sphere of color") is the second layer of a star's atmosphere, located above the photosphere and below the solar transition region and corona. The term usually refers to the Sun's chromosphere, but not exclusively. In the Sun's atmosphere, the chromosphere is roughly 3,000 to 5,000 … See more The density of the Sun's chromosphere decreases exponentially with distance from the center of the Sun by a factor of roughly 10 million, from about 2×10 kg/m at the chromosphere's inner boundary to under 1.6×10 kg/m … See more Images taken in typical chromospheric lines show the presence of brighter cells, usually referred to as the network, while the surrounding darker regions are named internetwork. They … See more • Orders of magnitude (density) • Moreton wave See more Many different phenomena can be observed in chromospheres. Plage A plage is a particularly bright region within stellar … See more Chromospheres are present on almost all luminous stars other than white dwarfs. They are most prominent and magnetically active on lower- See more • Animated explanation of the Chromosphere (and Transition Region) Archived 2015-11-16 at the Wayback Machine (University of South Wales). • Animated explanation of the temperature of the Chromosphere (and Transition Region) See more WebHigh-resolution Ca II K line profiles are used to model the upper photospheres and lower chromospheres of eight main-sequence stars ranging in spectral type from F0 to M0 and exhibiting different degrees of chromospheric activity. The model chromospheres are studied as a function of spectral type and activity for stars of similar spectral type in order … WebAug 11, 2014 · The chromosphere is an irregular layer above the photosphere where the temperature rises from 6000°C to about 20,000°C. At these higher temperatures hydrogen emits light that gives … how do you spell gherkin