An accurate method combining the spheroidal coordinate and B-spline for H2+is tested.The equilibrium distances and the total energies of the states with|m|≤4 for the magnetic field strengthγ=1 are given and compared...An accurate method combining the spheroidal coordinate and B-spline for H2+is tested.The equilibrium distances and the total energies of the states with|m|≤4 for the magnetic field strengthγ=1 are given and compared with those obtained using different methods.Taking the advantages of the spheroidal coordinate and B-spline,a 10^(-9)–10^(-12)accuracy is obtained for the energies of the states with|m|≤3,and a 10^(-5)–10^(-7)accuracy for the equilibrium distances.There are seven significant digits for the energy of the state 1γg and four significant digits for 1γu,which are consistent with those obtained by the high-precision method.There are three significant digits for the equilibrium distances of the 1γg,u states,which are consistent.展开更多
基金the National Natural Science Foundation of China under Grant Nos 11204389 and 10974224the Natural Science Foundation Project of Chongqing City under Grant No CSTC2012jjA50015the Fundamental Research Funds for the Central Universities under Grant No 0233005202010.
文摘An accurate method combining the spheroidal coordinate and B-spline for H2+is tested.The equilibrium distances and the total energies of the states with|m|≤4 for the magnetic field strengthγ=1 are given and compared with those obtained using different methods.Taking the advantages of the spheroidal coordinate and B-spline,a 10^(-9)–10^(-12)accuracy is obtained for the energies of the states with|m|≤3,and a 10^(-5)–10^(-7)accuracy for the equilibrium distances.There are seven significant digits for the energy of the state 1γg and four significant digits for 1γu,which are consistent with those obtained by the high-precision method.There are three significant digits for the equilibrium distances of the 1γg,u states,which are consistent.
