Enrich
91Uranium — (pronEng|jʊˈreɪniəm) is a silvery gray metallic chemical element in the actinide series of the periodic table that has the symbol U and atomic number 92. It has 92 protons and 92 electrons, 6 of them valence electrons. It can have between 141 and …
92Isotope separation — is the process of concentrating specific isotopes of a chemical element by removing other isotopes, for example separating natural uranium into enriched uranium and depleted uranium. This is a crucial process in the manufacture of uranium fuel… …
93Centrifuge — This article is about the scientific device. For the Christian camp, see Centrifuge (camps). For spin direction in quantum mechanics, see Spin (physics)#Spin direction. A laboratory tabletop centrifuge. A centrifuge is a piece of equipment,… …
94Fred Rogers — Mister Rogers redirects here. For the television show, see Mister Rogers Neighborhood. For other people, see Frederick Rogers (disambiguation). For an asteroid, see 26858 Misterrogers. Fred Rogers …
95Norm Coleman — For the former Secretary of Agriculture, see Norman Jay Coleman. Norm Coleman United States Senator from Minnesota In office January 3 …
96Moduli space — In algebraic geometry, a moduli space is a geometric space (usually a scheme or an algebraic stack) whose points represent algebro geometric objects of some fixed kind, or isomorphism classes of such objects. Such spaces frequently arise as… …
97Democratic Alliance (South Africa) — Democratic Alliance Leader Helen Zille Chairperson …
98Mirko and Stjepan Seljan — Mirko Seljan (April 5, 1871 – c. 1913) and Stevo Seljan[1][2] (August 19, 1875 – June 7, 1936), also croatized Stjepan, were Croatian explorers. The brothers were born in Karlovac, Croatia (at the time part of Austria Hungary). After receiving a… …
99Differential centrifugation — is a common procedure in microbiology and cytology used to separate certain organelles from whole cells for further analysis of specific parts of cells. In the process, a tissue sample is first homogenised to break the cell membranes and mix up… …
100David Cay Johnston — Born December 24, 1948 (1948 12 24) (age 62) San Francisco Education San Francisco State University (No degree awarded) Michigan State University (No degree awarded) University of Chicago (No degree awarded) Occupation …
