root-mean-square distance
81DRMS — Defense Reutilization and Marketing Service; distance root mean square …
82World Year of Physics 2005 — The year 2005 has been named the World Year of Physics in recognition of the 100th anniversary of Albert Einstein s Miracle Year, in which he published four landmark papers, and the subsequent advances in the field of physics.HistoryPhysics has… …
83Collision theory — Reaction rate tends to increase with concentration phenomenon explained by collision theory Collision theory is a theory proposed by Max Trautz[1] and William Lewis in 1916 and 1918, that qualitatively explains how chemical reactions occur and… …
84Error vector magnitude — The error vector magnitude or EVM is a measure used to quantify the performance of a digital radio transmitter or receiver. A signal sent by an ideal transmitter or received by a receiver would have all constellation points precisely at the ideal …
85Modulation error ratio — The modulation error ratio or MER is a measure used to quantify the performance of a digital radio transmitter or receiver in a communications system using digital modulation (such as QAM). A signal sent by an ideal transmitter or received by a… …
86Theta solvent — In a polymer solution, a theta solvent (or θ solvent) is a solvent in which polymer coils act like ideal chains, assuming exactly their random walk coil dimensions. Thermodynamically, the excess chemical potential of mixing between a polymer and… …
87Pervaded volume — is a measure of the size of a polymer chain in space. In particular, it is the volume of solution spanned by the polymer chain Rubinstein, M and Colby, R. Polymer Physics . 2003, 13.] . Scaling The pervaded volume V scales as the cube of the… …
88Alineamiento estructural — de tiorredoxinas del ser humano y de la mosca Drosophila melanogaster. Las proteínas se muestran como cintas, con l …
89BRUIT DE FOND — En matière de transmission, on appelle bruit l’ensemble des signaux nuisibles qui se superposent au signal utile en un point quelconque d’une chaîne de mesure ou d’un système de transmission. Le signal utile représente l’information désirée alors …
90probability theory — Math., Statistics. the theory of analyzing and making statements concerning the probability of the occurrence of uncertain events. Cf. probability (def. 4). [1830 40] * * * Branch of mathematics that deals with analysis of random events.… …
