statistical fluctuations

См. также в других словарях:

• Statistical mechanics — is the application of probability theory, which includes mathematical tools for dealing with large populations, to the field of mechanics, which is concerned with the motion of particles or objects when subjected to a force.Statistical mechanics …   Wikipedia

• Fluctuations cycliques — Contrairement aux classiques pour qui le système économique est toujours équilibré, les théoriciens des cycles reconnaissent l existence de fluctuations cycliques, la crise économique correspondant au retournement du cycle. On distingue alors un… …   Wikipédia en Français

• Statistical thermodynamics — In thermodynamics, statistical thermodynamics is the study of the microscopic behaviors of thermodynamic systems using probability theory. Statistical thermodynamics, generally, provides a molecular level interpretation of thermodynamic… …   Wikipedia

• Statistical process control — Maîtrise statistique des procédés La maîtrise statistique des procédés (MSP) (Statistical Process Control ou SPC en anglais), est le contrôle statistiques des processus. Au travers de représentations graphiques montrant les écarts (en + ou en ) à …   Wikipédia en Français

• Open statistical ensemble — Statistical mechanics Thermodynamics · …   Wikipedia

• Entropy (statistical thermodynamics) — In thermodynamics, statistical entropy is the modeling of the energetic function entropy using probability theory. The statistical entropy perspective was introduced in 1870 with the work of the Austrian physicist Ludwig Boltzmann. Mathematical… …   Wikipedia

• Microstate (statistical mechanics) — In statistical mechanics, a microstate is a specific microscopic configuration of a thermodynamic system that the system may occupy with a certain probability in the course of its thermal fluctuations. In contrast, the macrostate of a system… …   Wikipedia

• Primordial fluctuations — are density variations in the early universe which are considered the seeds of all structure in the universe. Currently, the most widely accepted explanation for their origin is in the context of cosmic inflation. According to the inflationary… …   Wikipedia

• Timeline of thermodynamics, statistical mechanics, and random processes — A timeline of events related to thermodynamics, statistical mechanics, and random processes. Ancient times *c. 3000 BC The ancients viewed heat as that related to fire. The ancient Egyptians viewed heat as related to origin mythologies. One… …   Wikipedia

• Ising model — The Ising model, named after the physicist Ernst Ising, is a mathematical model in statistical mechanics. It has since been used to model diverse phenomena in which bits of information, interacting in pairs, produce collectiveeffects.Definition… …   Wikipedia

• Order-disorder — In quantum field theory and statistical mechanics in the thermodynamic limit, a system with a global symmetry can have more than one phase. For parameters where the symmetry is spontaneously broken, the system is said to be ordered. When the… …   Wikipedia