total spin momentum
91Vector boson — A vector boson is a boson with spin equal to one unit of hbar (Planck s constant divided by 2 pi). In elementary particle physics, the vector bosons currently considered to be fundamental particles are all gauge bosons. The most familiar vector… …
92G-parity — In theoretical physics, G parity is a multiplicative quantum number that results from the generalization of C parity to multiplets of particles. C parity applies only to neutral systems; in the pion triplet, only π0 has C parity. On the other… …
93TRW — This article is about the defunct company. For the current company with a similar name, see TRW Automotive. This article is about the defunct company. For the Specific Area Message Encoding event, see Tropical storm warning. TRW Inc. Industry… …
94Lewis, Gilbert N. — ▪ American chemist Introduction in full Gilbert Newton Lewis born Oct. 23, 1875, Weymouth, Mass., U.S. died March 23, 1946, Berkeley, Calif. American physical chemist best known for his contributions to chemical thermodynamics, the… …
95inner quantum number — noun : a vector quantum number denoting the total angular momentum of an atom exclusive of nuclear spin symbol J or j …
96subatomic particle — or elementary particle Any of various self contained units of matter or energy. Discovery of the electron in 1897 and of the atomic nucleus in 1911 established that the atom is actually a composite of a cloud of electrons surrounding a tiny but… …
97Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
98Economic Affairs — ▪ 2006 Introduction In 2005 rising U.S. deficits, tight monetary policies, and higher oil prices triggered by hurricane damage in the Gulf of Mexico were moderating influences on the world economy and on U.S. stock markets, but some other… …
99Atom — The atom is the smallest unit of an element that retains the chemical properties of that element. An atom has an electron cloud consisting of negatively charged electrons surrounding a dense nucleus. The nucleus contains positively charged… …
100atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …
