.. _fu: Features ============= The following features of ElATools are highlighted: - **3D Elastic Properties of 3D materials:** - Bulk modulus - Shear modulus - Young's modulus - P-wave modulus - Poisson's ratio - Pugh ratio - Universal anisotropy index (AU) - Log-Euclidean anisotropy parameter (AL) - Chung-Buessem Anisotropy Index (Ac) - Cauchy pressure (Pc) - Kleinman parameter **New** - Lame’s first and second parameters **New** - Hardness information **New** - **Elastic Properties of 2D materials:** - Young's modulus - Poisson's ratio - Shaer modulus - Area modulus - Elastic anisotropy index (A_SU) - Ranganathan Elastic anisotropy index (A_Ra) - Kube Elastic anisotropy index (A_Kube) - **Visualization of 3D materials:** - 3D representation of Bulk modulus (tested) - 3D representation of Shear modulus (tested) - 3D representation of Linear Compressibiliy (tested) - 3D representation of Young modulus (tested) - 3D representation of Poisson's ratio (tested) - 3D representation of Pugh ratio (testing) - 3D representation of Hardness (testing) **New** - 3D representation of Phase velocity_P, Fast and slow modes (tested) **New** - 3D representation of Group velocity_P, Fast and slow modes (tested) **New** - 3D representation of Power flow angle_P, Fast and slow modes (tested) **New** - 2D Heat map of Bulk modulus (tested) **New** - 2D Heat map of Shear modulus (tested) **New** - 2D Heat map of Linear Compressibiliy (tested) **New** - 2D Heat map of Young modulus (tested) **New** - 2D Heat map of Poisson ratio (tested) **New** - 2D Heat map of Pugh ratio (testing) **New** - 2D Heat map of hardness (testing) **New** - 2D Heat map of Phase velocity_P, Fast and slow modes (tested) **New** - 2D Heat map of Group velocity_P, Fast and slow modes (tested) **New** - 2D Heat map of Power flow angle_P, Fast and slow modes (tested) **New** .. note:: It can produce 2D cuts in any given plane for these properties. - **Visualization of 2D materials:** - 2D representation of Young’s modulus (tested) - 2D representation of Poisson's ratio (tested) - 2D representation of Shear modulus (tested) **New** - Polar heat-map of Young’s modulus (tested) **New** - Polar heat-map of Poisson's ratio (tested) **New** - Polar heat-map of Shear modulus (tested) **New** - **Advanced option for 2D materials:** **New** - rectangular material - quadratic material - oblique material - **Interfaces to** - `IRelast `_ code in WEIN2k (For 3D system) - `Relast2D `_ code in WEIN2k (For 2D system) **New** - `Elast `_ code in WEIN2k (For 3D system) - `AELAS `_ code for VASP (For 2D and 3D systems) - `ElaStic `_ code for QE, WEIN2k and Exciting (For 3D systems) **New** .. note:: Cij tensor can be used as a input by **Cij.dat** file for 3D system and **Cij-2D.dat** for 2D system. - **Has a database with more than 13000 elastic constants (Cij) for 3D materials.** - **Supports different symmetries** - Cubic - Hexagonal - Tetragonal - Orthorhombic - Rhombohedral - Monoclinic - **Checks stability conditions** - Stability conditions of 3D systems - Stability conditions of 2D systems - **Supports various output files for visualizing data** - wrl - agr - gnu - dat - html **New**