.. _MatDataBankQEx: ******************************************* MatDataBank Module Structure ******************************************* The description of this `module `_ presented in this :ref:`Page `. In the following some details about the parameters and methods of this module has been presented. Parameters ---------- * There is no parameter in this module. Methods ------- * The methods in this module are as the name of some existing materials. Each method will be created only by entering a unique tag for it and the method creates a :ref:`Material ` object and fill the properties of the material with defined values. * Developers simply can add any new material similar existing samples in `This module `_.