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Marine isotope stages (MIS), marine oxygen-isotope stages, or oxygen isotope stages (OIS), are alternating warm and cool periods in the Earth's paleoclimate...17 KB (2,215 words) - 15:18, 23 June 2024
Radiocarbon dating (redirect from Bomb curve)organic material by using the properties of radiocarbon, a radioactive isotope of carbon. The method was developed in the late 1940s at the University...104 KB (13,944 words) - 13:55, 6 January 2025
Hypoxia (medicine) (redirect from Oxygen starvation)partial pressure of oxygen in the environment, as described by the oxygen–hemoglobin dissociation curve. A smaller amount of oxygen is transported in solution...108 KB (11,673 words) - 05:02, 7 January 2025- the same for both isotopic species. However, a quantum treatment of the energy introduces discrete vibrational levels onto this curve, and the lowest possible...99 KB (13,877 words) - 23:11, 3 January 2025
Supernova (redirect from Supernova light curve)and light curves similar to type II-P, the nature after core collapse is more like that of a giant type Ia with runaway fusion of carbon, oxygen and silicon...201 KB (21,949 words) - 13:13, 7 January 2025
Decay chain (redirect from Parent isotope)represented by adjusting the curve of a decaying exponential distribution with a decay constant (λ) particular to the isotope. On this understanding the...46 KB (3,963 words) - 20:35, 3 December 2024
Cambrian (section Isotope excursions)These pulses of oxygen are associated with the radiation of the small shelly fossils and the Cambrian arthropod radiation isotope excursion (CARE)....88 KB (9,339 words) - 16:57, 7 January 2025- Global Paleoclimate Indicators (section Isotope)indices. A paleoclimatic curve in the Oligocene and Miocene transition period was established and the curve was supported by the isotope data. A more sophisticated...31 KB (3,567 words) - 14:22, 7 February 2024
- Nuclear binding energy (redirect from Nuclear binding energy curve)guided by magnetic field lines. In the main isotopes of light elements, such as carbon, nitrogen and oxygen, the most stable combination of neutrons and...52 KB (7,074 words) - 16:43, 17 November 2024
clumped isotope data into temperature, a calibration curve is required which expresses the functional form of temperature dependence of clumped isotope composition...34 KB (3,838 words) - 07:47, 7 December 2024- numbers can be observed in the nuclear binding energy curve in the neighborhood of carbon and oxygen, but here the loose correlation between relative abundance...41 KB (4,385 words) - 19:51, 7 January 2025
preferentially selects lighter oxygen isotopes for the same reason that lighter sulfur isotopes are preferred. By studying oxygen isotopes in ocean sediments over the...61 KB (7,394 words) - 15:01, 9 December 2024
Properties of water (redirect from Oxygen dihydride)a hydrogen isotope with one neutron, and fewer than 20 parts per quintillion include tritium (3 H or T), which has two neutrons. Oxygen also has three...89 KB (9,575 words) - 15:05, 19 December 2024
at a higher temperature than water molecules containing the normal Oxygen-16 isotope. The ratio of O-18 to O-16 will be higher as temperature increases...52 KB (6,016 words) - 10:42, 22 November 2024
atmospheric oxygen levels, including the charcoal record, halite gas inclusions, burial rates of organic carbon and pyrite, carbon isotopes of organic...115 KB (12,088 words) - 23:54, 2 January 2025- relationship between rainwater's hydrogen and oxygen isotope ratios. The linear correlation between the two heavy isotopes occurs worldwide and is called the global...236 KB (30,181 words) - 15:38, 15 November 2024
Photosynthesis (redirect from Oxygen synthesis)acceptor is reduced and oxygen is evolved. Samuel Ruben and Martin Kamen used radioactive isotopes to determine that the oxygen liberated in photosynthesis...109 KB (11,697 words) - 16:18, 8 January 2025
delivered nutrients and oxygen-adsorbing compounds into the water column. Most anoxic events are recognized using the 13C isotope as a proxy to indicate...13 KB (1,607 words) - 03:50, 9 December 2023
- .. Nitrogen-13... Oxygen-15... and Fluor-18... the latter... for the localization and monitoring of tumors... Since these isotopes are short-lived...
- (see curves). Both give mass 74, characteristic of many amino acids, but the rest of the peaks differ because tyrosine contains one more oxygen atom than
- Table! The unstable isotopes lie above or below the Nuclear Stability Curve. These unstable isotopes attempt to reach the stability curve by splitting into