Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… … Wikipedia
Odd Thomas (novel) — Odd Thomas … Wikipedia
Mass spectrum analysis — is an integral part of mass spectrometry.[1][2] Organic chemists obtain mass spectra of chemical compounds as part of structure elucidation and the analysis is part of every organic chemistry curriculum. Co … Wikipedia
Mass psychogenic illness — (MPI), also called mass sociogenic illness,[1] is “the rapid spread of illness signs and symptoms affecting members of a cohesive group, originating from a nervous system disturbance involving excitation, loss or alteration of function, whereby… … Wikipedia
number — I n. symbol indicating quantity 1) an even; odd number 2) a high; low number 3) an algebraic; cardinal; complex; compound; decimal; imaginary; infinite; irrational; mass; mixed; natural; negative; ordinal; positive; prime; quantum; whole number… … Combinatory dictionary
Neutron number — The neutron number, symbol N, is the number of neutrons in a nuclide. Atomic number (proton number) plus neutron number equals mass number: Z+N=A. Neutron number is rarely written explicitly in nuclide symbol notation, but appears as a subscript… … Wikipedia
23 (number) — This article is about the number 23. For the year, see 23. For the movies, see 23 (film) and The Number 23. For other uses, see 23 (disambiguation) Number|number = 23 range = 20s cardinal = twenty three ordinal = rd ordinal text = twenty third… … Wikipedia
5 (number) — This article discusses the number five. For the year 5 AD, see 5. For other uses of 5, see 5 (disambiguation). 5 −1 0 1 2 3 4 5 6 7 8 9 → List of numbers Integers … Wikipedia
Smith–Minkowski–Siegel mass formula — In mathematics, the Smith–Minkowski–Siegel mass formula (or Minkowski–Siegel mass formula) is a formula for the sum of the weights of the lattices (quadratic forms) in a genus, weighted by the reciprocals of the orders of their automorphism… … Wikipedia
Semi-empirical mass formula — In nuclear physics, the semi empirical mass formula (SEMF), sometimes also called Weizsäcker s formula, is a formula used to approximate the mass and various other properties of an atomic nucleus. As the name suggests, it is partially based on… … Wikipedia