Wednesday 8 April 2020

STATISTICAL ENSEMBLES

ENSEMBLES : 
                          Ensembles is defined as the collection of large number of macroscopically identical but independent system. 
Here the term "macroscopic identical" means that each of the system constituting ensembles must satisfies the same macroscopic condition such as volume, pressure,energy,temperature of total number of particles.
 The term "independent system"means that the system are mutually non-interacting.

TYPE OF ENSEMBLES :
                                            1. The microcanonical ensembles 
                                            2. The canonical ensembles
                                            3. The grand canonical ensembles
1. MICRO CANONICAL ENSEMBLES : 
                                                                       It is defined as a collection of essentially independent system having the same energy E,volume V and number of particles N. All the individuals system of a microcanonical ensembles are separated by well insulated rigid walls. The values of V,E,and N for a particular system should not be affected at all by the presence of other system.Hence, energy and number of particles of system are constant.www.taakeducation.blogspot.com  

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