Provenance (geology)
Palmer and Edmond (1992). "Controls over the strontium isotope composition of river water". Geochim. Cosmochim. Acta. 56 (5): ...
Systems for Nuclear Auxiliary Power
... encapsulated as either strontium oxide or strontium titanate. They produced about ten watts of electricity. Five SNAP-27 units ... SNAP-7D produced thirty watts of electricity using 225 kilocuries (8.3 PBq) (about four kilograms) of strontium-90 as SrTiO3. ... Young, C. N. (15 March 1963). Snap 7d - Strontium-90 Fueled Thermoelectric Generator Power Source. Thirty Watt U.S. Navy ... SNAP-21 and SNAP-23 were designed for underwater use and used strontium-90 as the radioactive source, ...
Paranthropus robustus
Juvenile P. robustus may have relied more on tubers than adults, given the elevated levels of strontium compared to adults in ... Copeland, S. R.; Sponheimmer, M.; de Ruiter, D. J.; Lee-Thorp, J. (2011). "Strontium isotope evidence for landscape use by ... However, in 2011, palaeoanthropologist Sandi Copeland and colleagues studied the strontium isotope ratio of P. robustus teeth ...
Project SUNSHINE
Their goal was to see the effect of Strontium-90 in the soils as well as to see how it transferred to the grass and grazing ... "From the foregoing information, it would seem we have a long way to go before the presence of Strontium-90 in milk and other ... Researchers also looked for direct influences of strontium-90 by observing how well the contaminated grass and crops grew. In a ... Gaylord, P. Whitlock (1957). "Radiation from Strontium-90 Not Found in Milk in Harmful Amounts". Journal of Dairy Science. 40 ( ...
Largest prehistoric animals
ISBN 978-0-521-66315-1. Crowley, B.E., & Godfrey, L.R. (2019). "Strontium Isotopes Support Small Home Ranges for Extinct Lemurs ...
Patrilocal residence
1 June 2011). "Strontium isotope evidence for landscape use by early hominins". Nature. 474 (7349): 76-78. doi:10.1038/ ... A 2011 study using ratios of strontium isotopes in teeth also suggested that roughly 2 million years ago, among ...
Condensed aerosol fire suppression
Strontium nitrate-based compounds seem to solve that problem: substituting alkaline metals with alkaline earth metals (like ... boosted strontium salt-based, less deliquescent and generating less corrosive byproducts) denoted as S-type systems. All ... "Improving Strontium Nitrate-Based Extinguishing Aerosol by Magnesium Powder". Fire Technology. 51 (1): 97-107. doi:10.1007/ ... typically in the form of potassium or strontium carbonates such as alkaline or alkaline earth oxides, hydroxides or chlorides ...
Archaeolemur
Crowley, B.E.; Godfrey, L.R (2019). "Strontium Isotopes Support Small Home Ranges for Extinct Lemurs". Frontiers in Ecology and ... In order to reconstruct the geographic home range of Archaeolemur, a study was conducted analyzing strontium isotope ratios ... This suggests that despite larger body size, which typically predicts more mobility and more variable strontium isotope ratios ...
Lithium azide
... sodium and strontium azides". Acta Crystallogr. B. 24 (2): 262-269. doi:10.1107/S0567740868002062. Hála, Jiri. "IUPAC-NIST ...
Coropuna
They contain large amounts of rubidium, strontium and barium. Complicated processes of crystallisation and interaction with ...
List of English inventions and discoveries
Strontium isolated by Sir Humphry Davy (1778-1829). 1808: Barium isolated by Sir Humphry Davy (1778-1829). 1808: Magnesium ...
Unethical human experimentation in the United States
Of particular interest was strontium-90 in the bones. Infants were the primary focus, as they would have had a full opportunity ...
Carbon nanotube supported catalyst
Jin, Feng; Liu, Yan; Day, Christopher M. (2007). "Barium strontium oxide coated carbon nanotubes as field emitters". Appl. Phys ...
Isotopes of rubidium
See rubidium-strontium dating for a more detailed discussion. Other than 87Rb, the longest-lived radioisotopes are 83Rb with a ... 87Rb has been used extensively in dating rocks; 87Rb decays to stable strontium-87 by emission of a beta particle (an electron ... Fission product Primordial radionuclide Used in rubidium-strontium dating Rubidium-87 is an isotope of rubidium. Rubidium-87 ...
Bisphosphonate
Strontium ranelate or teriparatide are used for refractory disease. The use of strontium ranelate is restricted because of ... "Strontium ranelate: cardiovascular risk-restricted indication and new monitoring requirements Article date: March 2014". MHRA. ...
Cynthia Jones
"Strontium and barium uptake in aragonitic otoliths of marine fish". Geochimica et Cosmochimica Acta. 64 (10): 1705-1714. ...
Chinook salmon
Testing was done by measuring the strontium in the bones. Strontium can accurately show researchers the exact location and time ...
Donald D. Clayton
Clayton, D. D. (1978). "On strontium isotopic anomalies and odd-A p-process abundances". The Astrophysical Journal. 224: L93. ...
Rhyolite
However, they are highly depleted in strontium, barium, and europium. They are interpreted as products of repeated melting and ...
Dental analysis in archaeology
Strontium isotope ratios vary in different types of rock and soil, so there are differences in isotopic ratios in plants and ... Strontium and oxygen isotope ratios in hydroxyapatite have been used to study the geographical origins and movements of ancient ... Carbon, nitrogen, oxygen and strontium are the most commonly studied. A common technique is to distinguish a C3-based diet from ...
Subdwarf
The metals detected include germanium, strontium, yttrium, zirconium and lead. Known heavy metal subdwarfs include HE 2359-2844 ...
Bismuth
However, it indicated a poisoning effect on modification of strontium. Some bismuth alloys, such as Bi35-Pb37-Sn25, are ... Bismuth is included in BSCCO (bismuth strontium calcium copper oxide) which is a group of similar superconducting compounds ... and strontium. If a green pigment and barium sulfate (for increased transparency) are added it can also serve as a replacement ... "Poisoning effect of bismuth on modification behavior of strontium in LM25 alloy". Journal of Bulletin of Materials Science. 34 ...
Johann Wolfgang Döbereiner
Little Mehoopany Creek
Some amound of strontium has been discovered in the creek. The elevation near the mouth of Little Mehoopany Creek is 610 feet ( ...
Timeline of the Fukushima Daiichi nuclear disaster
The highest values are reported in Namie town at 1,500 Bq/kg of strontium 89 Sr , and 250 Bq/kg of strontium 90 Sr . The ... The new system was built to treat 500 to 900 cubic metres of water per day, and reduce the strontium levels in the water by a ... "Strontium detected in soil more than 20 km away from Fukushima Daiichi plant". Yomiuri Shimbun. 8 June 2011. Archived from the ... The ministry of education says that strontium 89 Sr and 90 Sr have been detected in soil samples collected from late March to ...
RaLa Experiment
As a consequence, lanthanum-140 samples contained traces of barium-140, caesium-140, and especially strontium-90, which still ... the amount of contaminating strontium-90 was also significantly reduced. Use of purified lanthanum also allowed usage of a much ...
Environmental impact of nuclear power
Large amounts of radioactive contamination were spread across Europe due to the Chernobyl disaster; cesium and strontium ... uranium-235 and plutonium-239 nuclear fission contains a wide variety of carcinogenic radionuclide isotopes such as strontium- ...
Brazing
Strontium at levels of 0.01% refines grain structure of aluminium. Beryllium and bismuth at similar levels help disrupt the ... Alloying additives (e.g. strontium to aluminium) can be added to refine grain structure, and the preforms or foils can be ...
Niels Bohr Institute
Observation of inverse Compton emission from a long γ-ray burst: Identification of strontium in the merger of two neutron stars ... October 2019). "Identification of strontium in the merger of two neutron stars". Nature. 574 (7779): 497-500. arXiv:1910.10510 ...
Kilonova
Spectral modelling of AT2017gfo identified the r-process element Strontium which conclusively ties the formation of heavy ... "Identification of strontium in the merger of two neutron stars". Nature. 574 (7779): 497-500. doi:10.1038/s41586-019-1676-3. ...