tricritical
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Tricritical point — A tricritical point is a point in the phase diagram of a system at which three phase coexistence terminates [B. Windom, Theory of Phase Equilibrium , J. Phys. Chem 1996, 13190 13199] . This definition is clearlyparallel to the definition of an… … Wikipedia
Multicritical point — Multicritical points are special points in the parameter space of thermodynamic or other systems with a continuous phase transition. At least two thermodynamic or other parameters must be adjusted to reach a multicritical point. At a… … Wikipedia
tricriticality — noun The condition of being tricritical; a tricritical system … Wiktionary
Superconductivity — is a phenomenon occurring in certain materials generally at very low temperatures, characterized by exactly zero electrical resistance and the exclusion of the interior magnetic field (the Meissner effect).The electrical resistivity of a metallic … Wikipedia
Hagen Kleinert — (born 1941) is Professor of Theoretical Physics at the Free University of Berlin, Germany (since 1968), Honorary Professor at the Kyrgyz Russian Slavic University, and Honorary Member of the [http://www.physik.fu berlin.de/… … Wikipedia
Critical dimension — For the minimum feature size in photolithography, see Photolithography. In the renormalization group analysis of phase transitions in physics, a critical dimension is the dimensionality of space at which the character of the phase transition… … Wikipedia
Critical point (thermodynamics) — Carbon dioxide creating a fog when cooling from supercritical to critical temperature In physical chemistry, thermodynamics, chemistry and condensed matter physics, a critical point, also called a critical state, specifies the conditions… … Wikipedia
Minimal models — In theoretical physics, the minimal models are a very concrete well defined type of rational conformal field theory. The individual minimal models are parameterized by two integers p,q that are moreover related for the unitary minimal models. The … Wikipedia
Inner core — Earth cutaway from core to exosphere. Partially to scale. The inner core of the Earth, its innermost hottest part as detected by seismological studies, is a primarily solid ball about 1,220 km (760 mi) in radius,[1] … Wikipedia
Coleman-Weinberg potential — The Coleman Weinberg model represents quantum electrodynamics of a scalar field in four dimensions. The Lagrangian for the model isL = frac{1}{4} (F {mu u})^2 + (D {mu} phi)^2 m^2 phi^2 frac{lambda}{6} phi^4where the scalar field is complex, F… … Wikipedia
