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Topic: Seaborgium


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In the News (Mon 9 Nov 09)

  
  Seaborgium
The name seaborgium, with its chemical symbol of "Sg," was announced on Sunday, March 13, at the 207th national meeting of the American Chemical Society in San Diego.
Seaborgium is the newest name to be added to the family of "transuranium" elements--those beyond uranium on the periodic table.
The name seaborgium was chosen to honor the man who shared the 1951 Nobel Prize in chemistry with former LBL Director Edwin McMillan for "their discoveries in the chemistry of the transuranium elements."
www.lbl.gov /LBL-Science-Articles/Archive/seaborgium.html   (719 words)

  
  Seaborgium - Wikipedia, the free encyclopedia   (Site not responding. Last check: 2007-09-07)
Seaborgium (Eka-Tungsten) is a chemical element in the periodic table that has the symbol Sg and atomic number 106.
Because their work was independently confirmed first, the Americans suggested the name seaborgium to honor the American chemist Glenn T. Seaborg.
In 1997, as part of a compromise involving elements 104 to 108, the name seaborgium for element 106 was recognized internationally.
en.wikipedia.org /wiki/Seaborgium   (273 words)

  
 [No title]   (Site not responding. Last check: 2007-09-07)
As a fleeting atom of seaborgium emerged from the target where it was created, the atom was carried along by a stream of helium gas mixed with various reactive chemicals: chlorine, thionyl chloride and oxygen.
Seaborgium, named for Dr. Glenn T. Seaborg, an American chemist who was awarded a Nobel Prize for his role in the discovery of plutonium and other man-made elements, was created and identified in 1974 at Lawrence Berkeley Laboratory.
The scientists who made seaborgium knew that their new element contained 106 protons in its nucleus, and by definition, was the 106th element in the periodic table of the elements.
www.anomalous-images.com /news/news084.html   (1753 words)

  
 Seaborgium (Sg)   (Site not responding. Last check: 2007-09-07)
Seaborgium is a synthetic element, which was first discovered in 1974 by Albert Ghiorso at the Soviet Joint Institute for Nuclear Research, and later by the Lawrence Berkeley Laboratory in California.
The first seaborgium isotope was created by a nuclear reaction where a californium isotope was fused with one of oxygen.
Seaborgium was named after Glenn Seaborg, an American nuclear chemist and winner of the Nobel prize.
www.bayerus.com /msms/fun/pages/periodic/seaborgium   (107 words)

  
 Chemistry : Periodic Table : seaborgium : key information
Seaborgium is a synthetic element that is not present in the environment at all.
Here is a brief summary of the isolation of seaborgium.
Isolation of an observable quantity of seaborgium has never been achieved.
www.webelements.com /webelements/elements/text/Sg/key.html   (162 words)

  
 Aqueous Chemistry of Seaborgium
Seaborgium was rapidly eluted from a cation exchange column together with its homologues molybdenum and tungsten in 0.1 M HNO
From the number of beam particles, the target thickness, the jet transportation yield, the detection efficiency and the chemical yield of tungsten (thereby assuming that the chemical yield of seaborgium is identical to the chemical yield of tungsten, i.e.
From the lack of seaborgium events we conclude that seaborgium in the absence of HF sorbs on the cation exchange resin.
www.kernchemie.uni-mainz.de /jvkratz/wolfgang/106.html   (553 words)

  
 03.19.97 - Finally, It's Seaborgium   (Site not responding. Last check: 2007-09-07)
Seaborg is a former chancellor, professor of chemistry and associate director-at-large of Lawrence Berkeley National Laboratory.
The naming of Seaborgium and five other elements now only requires confirmation by the union's members at its August meeting.
Seaborgium is in the family of "transuranium" elements -- those beyond uranium on the periodic table.
www.berkeley.edu /news/berkeleyan/1997/0319/seaborgium.html   (337 words)

  
 Skeptical Inquirer: The elemental man: an interview with Glenn T. Seaborg - scientist - Interview   (Site not responding. Last check: 2007-09-07)
The elements are plutonium, 94; americium, 95; curium, 96; berkelium, 97; californium, 98; einsteinium, 99; fermium, 100; mendelevium, 101; nobelium, 102; and seaborgium, 106.
They've reconsidered it at subsequent meetings and their present tendency is now to accept the name "seaborgium." Actually, there have been a number of elements named after living people, and it has never been a criterion before.
The chances are quite good now that the name "seaborgium" will be accepted, but it won't be finally determined until the next meeting of the IUPAC general assembly to be held in Geneva, Switzerland.
www.findarticles.com /p/articles/mi_m2843/is_n6_v21/ai_20379232   (1280 words)

  
 106 Seaborgium
The name Seaborgium and symbol Sg was announced at the 207th national meeting of the American Chemical Society in San Diego in March 1994.
Finally, after much discussion, in 1997 a compromis was made and the name Seaborgium was ratified by the International Union of Pure and Applied Chemistr (IUPAC) Council meeting in Geneva during August 1997 (see "Naming the transfermium elements" on the Mendelevium page).
Seaborgium: Element 106 named in honor of Glenn T. Seaborg, LBL's associate director at large (on-line).
www.vanderkrogt.net /elements/elem/sg.html   (902 words)

  
 It's Elemental - The Element Seaborgium
Seaborgium was first produced by a team of scientists led by Albert Ghiorso working at the Lawrence Berkeley Laboratory in Berkeley, California, in 1974.
They created seaborgium by bombarding atoms of californium-249 with ions of oxygen-18 using a machine called the Super-Heavy Ion Linear Accelerator.
Seaborgium-263 is an isotope of seaborgium with a half-life of about 1 second.
education.jlab.org /itselemental/ele106.html   (187 words)

  
 seaborgium on Encyclopedia.com
SEABORGIUM [seaborgium], artificially produced radioactive chemical element; symbol Sg; at.
In Sept., 1974, an American research team led by A. Ghiorso at the Lawrence Berkeley National Laboratory reported bombarding californium-249 atoms with oxygen-18 ions to create an isotope with mass number 263 and a half-life of 0.9 sec.
The syntheses of at least six isotopes of seaborgium, with half-lives ranging from 0.4 msec (Sg-260) to 30 sec (Sg-266), have been confirmed.
www.encyclopedia.com /html/s1/seaborgm.asp   (386 words)

  
 A Periodic Table of the Elements From Mineral Information Institute   (Site not responding. Last check: 2007-09-07)
Seaborgium is too rare to have any commercial or industrial application.
The most stable isotope of seaborgium has a half-life of 27 seconds.
Obtained from: Seaborgium is obtained by the particle bombardment of curium or californium.
www.mii.org /periodic/Sg.htm   (128 words)

  
 Rutherfordium --  Britannica Student Encyclopedia
The name seaborgium was eventually assigned to element 106.
It was first synthesized by a team of Soviet scientists, who in 1967 named it nielsbohrium (after the physicist Niels Bohr), and by scientists in the United States, who in 1970 named it hahnium for scientist Otto Hahn (the codiscoverer, with Fritz...
Seaborgium is a synthetic radioactive element and a member of the transuranic group of elements.
www.britannica.com /ebi/article-9313316   (579 words)

  
 09.10.97 - Chemist Glenn Seaborg finally gets his element   (Site not responding. Last check: 2007-09-07)
On Aug. 30 the council of the International Union of Pure and Applied Chemistry (IUPAC) officially adopted seaborgium as the name of element 106.
Then on Sunday, Sept. 7, at its fall meeting in Las Vegas, Nev., the American Chemical Society voted to accept seaborgium and a slate of IUPAC-approved names for the other elements between 101 and 109.
Seaborgium was one of six names proposed in February by the IUPAC Commission on Nomenclature of Inorganic Chemistry in its
www.berkeley.edu /news/media/releases/97legacy/seaborgium.html   (238 words)

  
 Seaborgium 106
Discovered by a Berkeley group of scientists under direction of Ghiorso in 1974.
The American name "seaborgium" was objectable to some because Glenn T. Seaborg (1912-1999) was still alive.
This was objected to by the American Chemical Society on the grounds that the discovery of 106 was not in question and that group should have the right to name the element whatever it wanted to. 
www.apsidium.com /elements/106.htm   (412 words)

  
 C&EN: IT'S ELEMENTAL: THE PERIODIC TABLE - SEABORGIUM
In the case of seaborgium, the story goes back to World War II.
My father, Glenn T. Seaborg, was a 30-year-old chemist who'd had the good fortune to discover a secret element that would become known as plutonium.
He then told his friend and colleague of 50 years: "We have seven votes in favor of naming element 106 seaborgium.
pubs.acs.org /cen/80th/seaborgium.html   (758 words)

  
 Sg - Seaborgium
GlennSeaborg was part of this group, and the element was named in his honor.
Seaborgium isoften still referred to as Element 106 because the international committee in charge ofnames changed the rules.
They decided retroactively it couldn't be named after a livingperson.
www.physlink.com /Reference/ChemicalElements/seaborgium.cfm   (234 words)

  
 106 Seaborgium   (Site not responding. Last check: 2007-09-07)
Seaborgium does not occur in nature, and it has no isotopes that last long enough to allow significant quantities to be accumulated.
He only showed up on very rare occasions because his health was failing, but I worked very closely with his research group in the preceding years...And anyway, he happened to be at the Glenn Seaborg lecture (a once-a-year lecture that was named in honor of him that received big funding to invite big-name speakers).
Well coincidentally he had just been informed that he was given the official name to element 106 as "Seaborgium".
www.theodoregray.com /PeriodicTable/Elements/106   (470 words)

  
 Element   (Site not responding. Last check: 2007-09-07)
Element: 106 Seaborgium Sg Discoverer(s): Lawrence Berkeley Lab-USA / Dubna Lab-Russia 1974
Seaborgium was discovered in 1974 by American scientists led by Albert Ghiorso at both Berkeley, California and Livermore National Labs, USA.
A synthetic element created via nuclear bombardment, few atoms have ever been made and the properties of seaborgium are very poorly understood.
www.ucc.ie /ucc/depts/chem/dolchem/html/newelement106.htm   (138 words)

  
 seaborgium
seaborgium, artificially produced radioactive chemical element; symbol Sg; at.
Periodic Table of the Elements: Seaborgium - Periodic Table of the Elements: Seaborgium 106 Sg Seaborgium (266) 2 · 8 · 18 32...
Sg - Sg, symbol for the element seaborgium.
www.factmonster.com /ce6/sci/A0844177.html   (302 words)

  
 Seaborgium   (Site not responding. Last check: 2007-09-07)
The name Seaborgium came from a Russian scientist called Glenn T. Seaborg discovered many of the transuranium elements.
The Discoverer of the Seaborgium element was by Albert Ghiorso who were part or the DUBNA group that first synthesized the element Seaborgium.
Seaborgium can cause serious damage or danger because this element is radioactive.
www.mvschools.org /ms/projects/html/red/seaborgium.htm   (162 words)

  
 Seaborgium (Element)   (Site not responding. Last check: 2007-09-07)
Seaborgium is a synthetic element that is not present in the environment at all.
Only very small amounts of of Seaborgium have ever been produced.
The first samples were made through a nuclear reaction involving fusion of an isotope of californium
www.tamuk.edu /chemistry/WebElements/seaborgium_element.htm   (61 words)

  
 Ionization Potentials of Seaborgium   (Site not responding. Last check: 2007-09-07)
Multiconfiguration relativistic Dirac-Fock values were calculated for the first six ionization potentials of seaborgium and of the other group 6 elements.
Ionic radii for the 4+ through 6+ ions of seaborgium are also presented.
The ionization potentials and ionic radii obtained will be used to predict some physicochemical properties of seaborgium and its compounds.
pubs.acs.org /cgi-bin/abstract.cgi/jpcafh/1999/103/i42/abs/jp9903211.html   (106 words)

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