Helium-3 (3He see also helion) is a light, stable isotope of helium with two protons and one neutron (in contrast, the most common isotope, helium-4 has... 59 KB (6,924 words) - 08:26, 28 March 2024 |
Noble gas (redirect from Helium family (p6)) are the naturally occurring members of group 18 of the periodic table: helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). Under... 72 KB (7,317 words) - 14:27, 28 April 2024 |
there are nine known isotopes of helium (2He) (standard atomic weight: 4.002602(2)), only helium-3 (3 He ) and helium-4 (4 He ) are stable. All radioisotopes... 22 KB (2,377 words) - 08:20, 5 April 2024 |
helium Helium-3 Helium-4 Helium (band), American rock band Helium (Pram album), 1994 Helium (H3llb3nt album), 1998 Helium (Homeshake album) "Helium" (Sia... 2 KB (256 words) - 12:58, 23 July 2022 |
Helium-4 (4 He ) is a stable isotope of the element helium. It is by far the more abundant of the two naturally occurring isotopes of helium, making up... 12 KB (1,391 words) - 16:20, 25 March 2024 |
A helium flash is a very brief thermal runaway nuclear fusion of large quantities of helium into carbon through the triple-alpha process in the core of... 13 KB (1,613 words) - 02:38, 22 April 2024 |
A helium atom is an atom of the chemical element helium. Helium is composed of two electrons bound by the electromagnetic force to a nucleus containing... 35 KB (5,278 words) - 19:39, 19 January 2024 |
Alpha particle (redirect from Helium nucleus) protons and two neutrons bound together into a particle identical to a helium-4 nucleus. They are generally produced in the process of alpha decay but... 31 KB (3,867 words) - 03:24, 2 April 2024 |
Helium is the smallest and the lightest noble gas and one of the most unreactive elements, so it was commonly considered that helium compounds cannot exist... 93 KB (11,159 words) - 14:48, 25 April 2024 |
The Helium Network is a decentralized wireless Internet of things (IoT) network using the LoRaWAN system, tied to the cryptocurrency Helium Network Token... 5 KB (521 words) - 10:53, 25 December 2023 |
A helium planet is a planet with a helium-dominated atmosphere. This contrasts with ordinary gas giants such as Jupiter and Saturn, whose atmospheres... 5 KB (577 words) - 05:03, 3 December 2023 |
cooling of helium-4 (the more common isotope of helium), a 1-K pot liquefies a small amount of helium-3 in a small vessel called a helium-3 pot. Evaporative... 1 KB (136 words) - 22:54, 23 May 2021 |
A helium–neon laser or He-Ne laser is a type of gas laser whose high energetic medium gain medium consists of a mixture of ratio (between 5:1 and 20:1)... 13 KB (1,666 words) - 19:15, 26 January 2024 |
Big Bang nucleosynthesis (redirect from Primordial helium abundance) universe's helium (as isotope helium-4 (4He)), along with small fractions of the hydrogen isotope deuterium (2H or D), the helium isotope helium-3 (3He)... 33 KB (4,406 words) - 23:03, 11 April 2024 |
Superfluid helium-4 (helium II or He-II) is the superfluid form of helium-4, an isotope of the element helium. A superfluid is a state of matter in which... 40 KB (4,819 words) - 18:11, 27 April 2024 |
Gas giant (section Helium rain on Saturn and Jupiter) A gas giant is a giant planet composed mainly of hydrogen and helium. Jupiter and Saturn are the gas giants of the Solar System. The term "gas giant" was... 18 KB (2,029 words) - 07:52, 2 April 2024 |
Mt. Helium, formerly known as the Apex Theory, was an American rock band from Los Angeles, California, that was known for playing Mediterranean music mixed... 9 KB (703 words) - 03:39, 11 August 2023 |
Nova (redirect from Helium nova) brightest nova of this millennium, reaching magnitude 3.3. A helium nova (undergoing a helium flash) is a proposed category of nova events that lacks hydrogen... 24 KB (2,657 words) - 00:23, 22 April 2024 |
the cosmos resulted from the nuclear fusion within stars of oxygen and helium through the alpha-capture process. Despite its abundant presence in the... 32 KB (3,820 words) - 14:16, 22 April 2024 |
The helium dimer is a van der Waals molecule with formula He2 consisting of two helium atoms. This chemical is the largest diatomic molecule—a molecule... 35 KB (4,077 words) - 19:46, 18 April 2024 |
The helium hydride ion, hydridohelium(1+) ion, or helonium is a cation (positively charged ion) with chemical formula HeH+. It consists of a helium atom... 29 KB (2,963 words) - 16:19, 27 April 2024 |
Helium storage and conservation is a process of maintaining supplies of helium and preventing wasteful loss. Helium is commercially produced as a byproduct... 17 KB (2,444 words) - 01:51, 14 September 2023 |
High-pressure nervous syndrome (redirect from Helium Tremors) containing helium. The effects experienced, and the severity of those effects, depend on the rate of descent, the depth and the percentage of helium. "Helium tremors"... 8 KB (885 words) - 05:10, 13 March 2024 |
Helium was an American alternative rock band fronted by Mary Timony. The band formed during the summer of 1992. Between 1992 and 1997, they released two... 8 KB (682 words) - 10:21, 22 February 2024 |
A helium star is a class O or B star (blue), which has extraordinarily strong helium lines and weaker than normal hydrogen lines, indicating strong stellar... 4 KB (504 words) - 09:42, 13 September 2023 |