triple alpha process

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• Triple-alpha process — The triple alpha process is a set of nuclear fusion reactions by which three helium nuclei (alpha particles) are transformed into carbon.cite book|author=Editors Appenzeller, Harwit, Kippenhahn, Strittmatter, Trimble| title= Astrophysics Library… …   Wikipedia

• Alpha process — The Alpha process (or alpha reactions) is one of two classes of nuclear fusion reactions by which stars convert helium into heavier elements, the other being the triple alpha process.While the triple alpha process only requires helium, once some… …   Wikipedia

• Oxygen-burning process — The oxygen burning process is a set of nuclear fusion reactions that take place in massive stars that have used up the lighter elements in their cores. It occurs at temperatures around 1.5×109 K / 130 keV and densities of 1010 kg/m3. The… …   Wikipedia

• Collagen, type VII, alpha 1 — Identifiers Symbols COL7A1; EBD1; EBDCT; EBR1 External IDs …   Wikipedia

• Collagen alpha-3(IV) chain — Collagen, type IV, alpha 3 (Goodpasture antigen) Identifiers Symbols COL4A3; External IDs …   Wikipedia

• Collagen, type I, alpha 1 — PDB rendering based on 1y0f …   Wikipedia

• Collagen, type VI, alpha 1 — Identifiers Symbols COL6A1; OPLL External IDs OMIM:&# …   Wikipedia

• Collagen, type XVII, alpha 1 — Identifiers Symbols COL17A1; BA16H23.2; BP180; BPAG2; FLJ60881; KIAA0204; LAD 1 External IDs …   Wikipedia

• Collagen, type XV, alpha 1 — Identifiers Symbols COL15A1; FLJ38566 External IDs OMIM …   Wikipedia

• Pythagorean triple — A Pythagorean triple consists of three positive integers a , b , and c , such that a 2 + b 2 = c 2. Such a triple is commonly written ( a , b , c ), and a well known example is (3, 4, 5). If ( a , b , c ) is a Pythagorean triple, then so is ( ka …   Wikipedia

• Neon-burning process — The neon burning process is a set of nuclear fusion reactions that take place in massive stars (at least 8 Solar masses). Neon burning requires high temperatures and densities (around 1.2×109 K or 100 KeV and 4×109 kg/m3). At such high… …   Wikipedia