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carbon-nitrogen-oxygen cycle — anglies, azoto ir deguonies ciklas statusas T sritis chemija apibrėžtis Žvaigždžių gelmėse vykstančių termobranduolinių vandenilio virtimo heliu reakcijų seka (katalizatoriai – C ir N). atitikmenys: angl. Bethe cycle; Bethe Weizsäcker cycle;… … Chemijos terminų aiškinamasis žodynas
Carbon-Nitrogen-Oxygen Cycle — This is when the nuclear reactions in a star s core, using carbon as a catalyst, transform hydrogen into helium. Also called CNO Cycle … The writer's dictionary of science fiction, fantasy, horror and mythology
carbon-nitrogen cycle — anglies, azoto ir deguonies ciklas statusas T sritis chemija apibrėžtis Žvaigždžių gelmėse vykstančių termobranduolinių vandenilio virtimo heliu reakcijų seka (katalizatoriai – C ir N). atitikmenys: angl. Bethe cycle; Bethe Weizsäcker cycle;… … Chemijos terminų aiškinamasis žodynas
Oxygen cycle — The oxygen cycle. The Oxygen cycle is the biogeochemical cycle that describes the movement of oxygen within its three main reservoirs: the atmosphere (air), the total content of biological matter within the biosphere (the global sum of all… … Wikipedia
carbon cycle — anglies, azoto ir deguonies ciklas statusas T sritis chemija apibrėžtis Žvaigždžių gelmėse vykstančių termobranduolinių vandenilio virtimo heliu reakcijų seka (katalizatoriai – C ir N). atitikmenys: angl. Bethe cycle; Bethe Weizsäcker cycle;… … Chemijos terminų aiškinamasis žodynas
oxygen cycle — Ecol. the process by which oxygen released into the atmosphere by photosynthetic organisms is taken up by aerobic organisms while the carbon dioxide released as a by product of repiration is taken up for photosynthesis. [1930 35] * * * ▪ ecology… … Universalium
Nitrogen — carbon ← nitrogen → oxygen ↑ N ↓ P … Wikipedia
CNO Cycle — Carbon Nitrogen Oxygen Cycle. This is when the nuclear reactions in a star s core, using carbon as a catalyst, transform hydrogen into helium … The writer's dictionary of science fiction, fantasy, horror and mythology
Nitrogen fixation — is the natural process, either biological or abiotic, by which nitrogen (N2) in the atmosphere is converted into ammonia (NH3).[1] This process is essential for life because fixed nitrogen is required to biosynthesize the basic building blocks of … Wikipedia
Isotopes of nitrogen — Natural Nitrogen (N) consists of two stable isotopes, nitrogen 14, which makes up the vast majority of naturally occurring nitrogen, and nitrogen 15. Fourteen radioactive isotopes (radioisotopes) have also been found so far, with atomic masses… … Wikipedia
