electrolyte density
91Johnson–Nyquist noise — (thermal noise, Johnson noise, or Nyquist noise) is the electronic noise generated by the thermal agitation of the charge carriers (usually the electrons) inside an electrical conductor at equilibrium, which happens regardless of any applied… …
92Polythiophene — The monomer repeat unit of unsubstituted polythiophene …
93Atomic battery — The terms atomic battery, nuclear battery, tritium battery and radioisotope generator are used to describe a device which uses the emissions from a radioactive isotope to generate electricity. Like nuclear reactors they generate electricity from… …
94Silver-oxide battery — A silver oxide battery (IEC code: S), also known as a silver–zinc battery, is a primary cell (although it may be used as a secondary cell with an open circuit potential of 1.86 volts). Silver oxide batteries have a long life and very high… …
95Polymer field theory — A polymer field theory within the framework of statistical mechanics is a statistical field theory, describing the statistical behavior of a neutral or charged polymer system within the field theoretic approach.It can be derived by transforming… …
96chemical bonding — ▪ chemistry Introduction any of the interactions that account for the association of atoms into molecules, ions, crystals, and other stable species that make up the familiar substances of the everyday world. When atoms approach one another …
97nutrition, human — Introduction process by which substances in food are transformed into body tissues and provide energy for the full range of physical and mental activities that make up human life. The study of human nutrition is interdisciplinary in… …
98Etching — For other uses of etch or etching, see Etching (disambiguation), for the history of the method, see old master prints. The Soldier and his Wife. Etching by Daniel Hopfer, who is believed to have been the first to apply the technique to… …
99Corrosion — v · d · e Materials failure modes Buckling · …
100Poisson's equation — In mathematics, Poisson s equation is a partial differential equation with broad utility in electrostatics, mechanical engineering and theoretical physics. It is named after the French mathematician, geometer and physicist Siméon Denis Poisson.… …
