Ni-Mn-Ga-Ti铁磁形状记忆合金的相稳定性和磁性能的第一性原理计算
白静1,2,3,4(
),石少锋1,2,王锦龙1,2,王帅2,赵骧1
),石少锋1,2,王锦龙1,2,王帅2,赵骧1
First-Principles Calculations of Phase Stability and Magnetic Properties of Ni-Mn-Ga-Ti FerromagneticShape Memory Alloys
Jing BAI1,2,3,4(),Shaofeng SHI1,2,Jinlong WANG1,2,Shuai WANG2,Xiang ZHAO1
),Shaofeng SHI1,2,Jinlong WANG1,2,Shuai WANG2,Xiang ZHAO1
图2. Ni8Mn4-xGa4Tix (x=0、0.5、1、1.5和2)合金的顺磁和铁磁奥氏体相的形成能(Eform)
Fig.2. Formation energies (Eform) of the paramagnetic and ferromagnetic austenites of the Ni8Mn4-xGa4Tix (x=0, 0.5, 1, 1.5 and 2) alloys
