Nonlinear elastic properties of superconducting antiperovskites MNNi 3 (M =Zn, Cd, Mg, Al, Ga, and In) from first principles

Engineering

• Elastic Constant 100%
• Good Agreement 20%
• Least Square 20%
• Theoretical Study 20%
• Strain Energy 20%
• Nonlinear Effect 20%
• Acoustic Mode 20%
• Estimation 20%
• Long Wavelength 20%
• Finite Strain 20%
• Homogeneous Deformation 20%

Chemistry

• Second Order 40%
• Density Functional Theory 20%
• First Principle 20%
• Strain Energy 20%
• Energy Parameter 20%
• Procedure 20%
• Pressure 20%
• Elastic Property 20%