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Python XC.initialize_1d方法代码示例

本文整理汇总了Python中gpaw.xc.XC.initialize_1d方法的典型用法代码示例。如果您正苦于以下问题:Python XC.initialize_1d方法的具体用法?Python XC.initialize_1d怎么用?Python XC.initialize_1d使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在gpaw.xc.XC的用法示例。


在下文中一共展示了XC.initialize_1d方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: __init__

# 需要导入模块: from gpaw.xc import XC [as 别名]
# 或者: from gpaw.xc.XC import initialize_1d [as 别名]

#.........这里部分代码省略.........
        #
        #        rN
        # g = --------
        #     beta + r

        t = self.text
        N = self.N
        beta = self.beta
        t(N, 'radial gridpoints.')
        self.rgd = AERadialGridDescriptor(beta / N, 1.0 / N, N)
        g = np.arange(N, dtype=float)
        self.r = self.rgd.r_g
        self.dr = self.rgd.dr_g
        self.d2gdr2 = self.rgd.d2gdr2()

        # Number of orbitals:
        nj = len(self.n_j)

        # Radial wave functions multiplied by radius:
        self.u_j = np.zeros((nj, self.N))

        # Effective potential multiplied by radius:
        self.vr = np.zeros(N)

        # Electron density:
        self.n = np.zeros(N)

        # Always spinpaired nspins=1
        self.xc = XC(self.xcname)

        # Initialize for non-local functionals
        if self.xc.type == 'GLLB':
            self.xc.pass_stuff_1d(self)
            self.xc.initialize_1d()
            
        n_j = self.n_j
        l_j = self.l_j
        f_j = self.f_j
        e_j = self.e_j
        
        Z = self.Z    # nuclear charge
        r = self.r    # radial coordinate
        dr = self.dr  # dr/dg
        n = self.n    # electron density
        vr = self.vr  # effective potential multiplied by r

        vHr = np.zeros(self.N)
        self.vXC = np.zeros(self.N)

        restartfile = '%s/%s.restart' % (tempdir, self.symbol)
        if self.xc.type == 'GLLB' or not use_restart_file:
            # Do not start from initial guess when doing
            # non local XC!
            # This is because we need wavefunctions as well
            # on the first iteration.
            fd = None
        else:
            try:
                fd = open(restartfile, 'r')
            except IOError:
                fd = None
            else:
                try:
                    n[:] = pickle.load(fd)
                except (ValueError, IndexError):
                    fd = None
开发者ID:ryancoleman,项目名称:lotsofcoresbook2code,代码行数:70,代码来源:all_electron.py


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