energy barrier
51List of Star Trek regions of space — Several films and episodes of the science fiction franchise Star Trek were set in distinct regions of space. Some of these fictional locations exhibited anomalous physical properties. Others were defined as sensitive buffer zones under political… …
52Kinetic isotope effect — The kinetic isotope effect (KIE) is the ratio of reaction rates of two different isotopically labeled molecules in a chemical reaction. It is also called isotope fractionation, although this term is somewhat broader in meaning. A KIE involving… …
53Nobel Prizes — ▪ 2009 Introduction Prize for Peace The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …
54electrochemical reaction — ▪ chemistry Introduction any process either caused or accompanied by the passage of an electric current and involving in most cases the transfer of electrons between two substances one a solid and the other a liquid. Under ordinary… …
55List of Mobile Suit Gundam SEED technology — This is a list of fictional technology from the Japanese science fiction franchise Mobile Suit Gundam SEED Contents 1 Mobile Suit Technology 1.1 G Project 1.2 DRAGOON System 1.3 …
56liquid — liquidly, adv. liquidness, n. /lik wid/, adj. 1. composed of molecules that move freely among themselves but do not tend to separate like those of gases; neither gaseous nor solid. 2. of, pertaining to, or consisting of liquids: a liquid diet. 3 …
57List of Cosmic Era technology — For nuclear technologies like the Neutron Jammer and GENESIS please see List of Cosmic Era superweapons for more information. This is a list of fictional technology from the Cosmic Era (CE) timeline of the Gundam anime metaseries. Mobile Suit… …
58Hyperconjugation — In organic chemistry, hyperconjugation is the interaction of the electrons in a sigma bond (usually C–H or C–C) with an adjacent empty (or partially filled) non bonding p orbital or antibonding π orbital or filled π orbital, to give an extended… …
59reaction mechanism — Introduction in chemical reactions (chemical reaction), the detailed processes by which chemical substances are transformed into other substances. The reactions themselves may involve the interactions of atoms (atom), molecules (molecule),… …
60Semi-rigid molecule — A semi rigid molecule is a molecule which has a potential energy surface with a well defined minimum corresponding to a stable structure of the molecule. The only (quantum mechanical) motions that a semi rigid molecule makes are (small) internal… …
