Date Range
Date Range
Date Range
The first experiments were started in 1976 by a Soviet team led by Y. Oganessian at the Joint Institute for Nuclear Research at Dubna, who produced isotope Bohrium-261. With heavy nuclei of Chromium-54. In this experiment the was performed by bombarding of the fast rotating cylinder coated by a thin layer of Bismuth-204. By a tangentially directed stream of Chromium-54. German scientists have offered name Nielsbohrium.
Element Iridium, Ir, Transition Metal. Syssertskite, platinum, rhodium and ruthenium nevyanskite and aurosmirid. They contain also several other mineral forming elements and belong to the solid solutions class.
Element Osmium, Os, Transition Metal. About the same time, Collet-Descotils suspected the existence of a new metal by the black powder formed by the dissolution of native platinum in aqua regia. The residue itself named osmiridium.
Element Rhenium, Re, Transition Metal. Is the rarest and much dispersed trace element. Its average abundance is 7x10. Is the rarest element with stale isotopes.
دستورالعمل و شروع ثبت نام. پانزدهمین نشست تخصصی انجمن علمی مدیریت بحران ایران. دانلود نرم افزار آنلاین آب و هوا. دانلود تقویم انجمن به صورت ebook.
Fenway and Dix Have a New Cuz! This is the Kline blog - love away . Wednesday, June 30, 2010. Thursday, March 11, 2010. Only in our wildest dreams did we hope for a little girl who loved to dance this much. a little montage to hold you over until you see her in person. Saturday, August 22, 2009. It seems calm, and then, out of the blue.
Eine Zertifizierung durch die akkreditierte Zertifizierungsstelle ÖHMI EuroCert GmbH kennzeichnet Ihr Unternehmen als qualitativ hochwertigen Dienstleister für neue und bestehende Kunden und zeigt eine von Ihrem Unternehmen nach Außen getragene Transparenz.
Element Osmium, Os, Transition Metal. About the same time, Collet-Descotils suspected the existence of a new metal by the black powder formed by the dissolution of native platinum in aqua regia. The residue itself named osmiridium.
Saturday, January 7, 2012. 3 Asking Mckenzie Lewis to be her Godfather. 7 1st Accent of Everest. Harper is 9 months old today and I have sadly been quite delinquent in keeping up with blog posts. My last post was way back in September and there have been so many changes since then. Thursday, September 22, 2011.