In the book Technetium a total of 31 different radiopharmaceuticals based on Tc-99m are listed for imaging and functional ... Technetium. Wiley-VCH (2000). ISBN 3-527-29496-1 National Isotope Development Center U.S. Government resources for isotopes - ... The majority of radiopharmaceuticals are based on proton deficient isotopes, with technetium-99m being the most commonly used ... Many radiopharmaceuticals use technetium-99m (Tc-99m) which has many useful properties as a gamma-emitting tracer nuclide. ...
Elentymolgy and Elements Multidict, "Technetium" Armstrong, John T. (2003). "Technetium". Chemical & Engineering News. Nies, ... The same team was also involved in the discovery of technetium. They reported the discovery of element 75 and element 43 in ... natural occurrence of technetium. Noddack's experimental results have never been reproduced, and they were unable to isolate ... "Technetium" Chemical & Engineering News (2003). Hebrew : www.simontzur.yadchen.com/pps/ofek/otoberg.doc. ...
Gottschalk, A. (1969). "Technetium-99m in clinical nuclear medicine". Annual Review of Medicine. 20 (1): 131-40. doi:10.1146/ ... It is a parent radioisotope to the short-lived gamma-emitting daughter radioisotope technetium-99m, a nuclear isomer used in ... All unstable isotopes of molybdenum decay into isotopes of niobium, technetium, and ruthenium. As also noted below, the most ... Molybdenum-99 is a parent radioisotope of the daughter radioisotope technetium-99m, used in many medical procedures. The ...
It was eventually named technetium due to its artificial source. No isotope of technetium has a half-life longer than 4.2 ... "A Note on the Discovery of Technetium" that the Noddacks did not discover technetium, then known as masurium. More about this ... In 1961 minute amounts of technetium in pitchblende produced from spontaneous 238U fission were discovered by B. T. Kenna and ... He inadequately assigned it[clarification needed] as element 43 (technetium). From the modern chemical viewpoint it has to be ...
"Technetium-99m". Hyperphysics. Process Chemistry in the Pharmaceutical Industry. Kumar G. Gadamasetti, editor. 1999, pp. 375- ... Technetium-99m. Some atomic energy levels are metastable. Rydberg atoms are an example of metastable excited atomic states. ...
Heiserman, D. L. (1992). "Element 43: Technetium". Exploring Chemical Elements and their Compounds. New York: TAB Books. p. 164 ... ISBN 0-19-850340-7. Perrier, C.; Segrè, E. (1947). "Technetium: the Element of Atomic Number 43" (PDF). Nature. 159 (4027): 24 ... and Emilio Segrè at the University of Palermo confirm discovery of the chemical element which will become known as Technetium. ...
Technetium-99mEdit. 99Tc is a gamma emitter. It is obtained on-site at the imaging center as the soluble pertechnetate which is ... or else used to synthesize a number of technetium-99m-based radiopharmaceuticals. ... eluted from a technetium-99m generator, and then either used directly as this soluble salt, ...
It was among the stars found by Paul Merrill to show absorption lines of the unstable element technetium, establishing that ... Merrill, P. W. (1952). "Technetium in the stars". Science. 115: 479-489 [484]. Bibcode:1952Sci...115..479.. doi:10.1126/science ...
... s without technetium form by the transfer of technetium-rich matter, as well as other dredged-up elements, from an ... The Technetium isotope produced by neutron capture in the s-process is 99Tc and it has a half life of around 200,000 years in a ... The presence of Technetium is used to distinguish the two classes, only being found in the intrinsic S-type stars. Intrinsic S- ... Stars with strong Tc lines are sometimes referred to as Technetium stars, and they can be of class M, S, C, or the intermediate ...
"43 Technetium". Elements.vanderkrogt.net. Retrieved 2008-09-12.. *^ History of the Origin of the Chemical Elements and Their ... Technetium 1937 C. Perrier and E. Segrè 1937 C. Perrier & E.Segrè The two discovered a new element in a molybdenum sample that ... Discoverers, Individual Element Names and History, "Technetium" *^ "Chemical Elements Discovered at Lawrence Berkeley National ...
technetium 43 Tc ruthenium 44 Ru rhodium 45 Rh palladium 46 Pd ...
Tech-netium43Tc​[97] Ruthe-nium44Ru​101.07 Rho-dium45Rh​102.91 Pallad-ium46Pd​106.42 Silver47Ag​107.87 Cad-mium48Cd​112.41 ...
Since these stars were thought to be billions of years old, the presence of technetium in their outer atmospheres was taken as ... In a particularly illustrative case, the element technetium, whose longest half-life is 4.2 million years, had been discovered ... ISBN 0-8493-0485-7. Moore, CE (1951). "Technetium in the Sun". Science. 114 (2951): 59-61. Bibcode:1951Sci...114...59M. doi: ...
... (HTcO4) is a compound of technetium that is produced by reacting technetium(VII) oxide (Tc2O7) with water or ... Sodium pertechnetate Schwochau, Klaus (2000). Technetium : Chemistry and radiopharmaceutical applications. Weinheim [u.a.]: ... "Speciation of heptavalent technetium in sulfuric acid: structural and spectroscopic studies" (PDF). Dalton Transactions. 39 (37 ...
Related by periodic trends, rhenium has a similar chemistry to that of technetium; work done to label rhenium onto target ... This is useful for radiopharmacy, where it is difficult to work with technetium - especially the 99m isotope used in medicine ... Colton, R.; Peacock R. D. (1962). "An outline of technetium chemistry". Quarterly Reviews, Chemical Society. 16 (4): 299-315. ... Dilworth, Jonathan R.; Parrott, Suzanne J. (1998). "The biomedical chemistry of technetium and rhenium". Chemical Society ...
Encyclopædia Britannica: Technetium Shukla, S. K., Manni, G. B., and Cipriani, C. (1977). "The Behaviour of the Pertechnetate ... Beasley, T. M., Palmer, H. E., and Nelp, W. B. (1966). "Distribution and Excretion of Technetium in Humans". Health Physics. 12 ... TcO4]− is the starting material for most of the chemistry of technetium. Pertechnetate salts are usually colorless. [TcO4]− is ... Schwochau, K. (1994). "Technetium Radiopharmaceuticals-Fundamentals, Synthesis, Structure, and Development". Angew. Chem. Int. ...
Analysis of its spectrum showed bands indicating the presence of technetium, as well as oxides of zirconium, lanthanum, cerium ... Little, Stephen J.; Little-Marenin, Irene R.; Bauer, Wendy Hagen (1987). "Additional late-type stars with technetium". ...
Typically technetium-99m DTPA is used. Some studies may also involve a liquid component, which is labelled with indium-111 DTPA ...
Technetium was formally discovered in December 1936 by Carlo Perrier and Emilio Segré, who discovered Technetium-95 and ... Technetium, rhenium, and bohrium have no known biological roles. Technetium is however used in radioimaging.. ... Technetium is only found in trace amounts in nature as a product of spontaneous fission; almost all is produced in laboratories ... They are manganese (Mn), technetium (Tc), rhenium (Re), and bohrium (Bh). All known elements of group 7 are transition metals. ...
Promethium is one of the two elements of the first 82 elements that have no stable isotopes; the other is technetium (Z = 43). ...
A few basic steps are typically involved in technetium based preparations. First the active technetium is obtained from a ... The majority of diagnostic nuclear medicine investigations are performed using Technetium-99m. The concept of nuclear pharmacy ... doi:10.1007/s00259-010-1407-3. IAEA (2009). Technetium-99m radiopharmaceuticals: status and trends. Vienna: International ...
... plutonium and technetium". Geochimica et Cosmochimica Acta. 63 (2): 275-285. Bibcode:1999GeCoA..63..275C. doi:10.1016/S0016- ...
Technetium isomers 99m. 43Tc. (with a half-life of 6.01 hours) and 95m. 43Tc. (with a half-life of 61 days) are used in medical ...
Salivary scintiscanning using technetium is rarely used. Other medical imaging that may be involved in the investigation ...
Krumhansl, J. L.; P. Zhang; H. R. Westrich; C. R. Bryan; M. A. Molecke (2000). "Technetium getters in the near surface ... Selection and testing of getters for adsorption of iodine-129 and technetium-99: a review. PNNL-14208, Pacific Northwest ...