white dwarf in English
Could they be red giant stars, white dwarfs , or neutron stars?
Use "white dwarf" in a sentence
1. Eight different white dwarf systems were examined.
2. One such state is called a white dwarf.
3. It is then referred to as a White Dwarf.
4. Classical novae occur when a white dwarf orbits a main sequence star in a tight embrace, drawing in material which then Accretes or concentrates around the white dwarf
5. White dwarf atmospheres might contain the pulverized Crusts of their dead planets
6. Then It'shrinks down into a skeleton of its former selfa white dwarf.
7. The researchers suggest that there are many white dwarf stars throughout this halo.
8. A thermonuclear supernova is the explosion of a white dwarf in a binary star system, triggered by thermonuclear reactions in matter from a companion star accreted on the surface of the white dwarf.
9. New material from white dwarf would quickly replenish the blown - apart disk, Strohmayer says.
10. If the accretion continues long enough, the white dwarf may eventually approach the Chandrasekhar limit.
11. A white dwarf is the inert remnant of what used to be a sunlike star.
12. Except for an anomalously high surface abundance of nitrogen, the white dwarf should appear unchanged.
13. Except for an anomalously high surface abundance of nitrogen, the white dwarf should appear unchanged. Sentencedict.com
14. A white dwarf is supported by the exclusion principle repulsion between the electrons in its matter.
15. Cataclysmic variable V1460 Her has a fast spinning white dwarf Accreting from an evolved donor star, study finds
16. The white dwarf component may glow more or less constantly as it Accretes material from the red giant and heats it up at a steady rate, or the material may form an accretion disk around the white dwarf, like in dwarf novae.
17. Type Ia supernovae are produced from white dwarf stars in binary systems and occur in all galaxy types.
18. The nova phenomenon generally occurs in a binary system that has as one member a very hot white dwarf.
19. Apparently a nova is a close binary system, made up of a cool, normal star and a White Dwarf.
20. 14 Apparently a nova is a close binary system, made up of a cool, normal star and a White Dwarf.
21. R Aquarii is a system containing a white dwarf and a “Mira” variable red giant in orbit around each other
22. The remnant central stellar core, known as a planetary nebula nucleus or PNN, is destined to become a white dwarf star.
23. That is about the size of a typical white dwarf, the remnant left behind after the death of a normal star.
24. They are thought to arise when a white dwarf Accretes matter from a companion star, is compressed and undergoes a thermonuclear explosion
25. Under normal conditions this white dwarf would continue to cool for more than a billion years, while its radius would remain essentially unchanged.
26. In 2013, John Antoniadis and colleagues measured the mass of PSR J0348+0432 to be 2.01±0.04 M☉, using white dwarf spectroscopy.
27. Once the white dwarf reaches this mass, such as by accretion or collision, the gravitational force would exceed the pressure exerted by the electrons.
28. The white dwarf companion could also accrete matter from other types of companions, including a subgiant or (if the orbit is sufficiently close) even a main sequence star.
29. In order to accumulate mass, however, only a portion of the accreted gas can be ejected, so that with each cycle the white dwarf would steadily increase in mass.
30. 15 In a later stage of the sun's death throes, when it contracts into a compact white dwarf star, part of this rocky material could rain down into the white dwarf's hot atmosphere.
31. 1 History 2 Powers and Abilities 2.1 Powers 3 Links and References 3.1 Discover and Discuss 3.2 Footnotes The entity known as the Abrogate was a sentient white dwarf star that traveled the universe
32. In case of a neutron star or a white dwarf the emission originates from both the accretion disk and the surface of the compact star while in black hole Binaries the only source of X-rays is the accretion disk.
33. Interacting binaries in which a white dwarf Accretes material from a companion—cataclysmic variables (CVs) in which the mass donor is a Roche-lobe filling star on or near the main sequence, and symbiotic stars in which the mass donor is a late type giant—are relatively commonplace