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镜像自地址 https://gitee.com/sunhf/gprMax.git 已同步 2025-08-07 23:14:03 +08:00
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Refactored Lorentz coefficient expressions.

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Craig Warren
2016-07-19 11:05:07 +01:00
父节点 08f8f93808
当前提交 e18d7e3d5e
共有 1 个文件被更改，包括 4 次插入 和 4 次删除
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gprMax/materials.py
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@@ -106,13 +106,13 @@ class Material(object):
elif self.type == 'lorentz': elif self.type == 'lorentz':
# tau for Lorentz materials are pole frequencies # tau for Lorentz materials are pole frequencies
# alpha for Lorentz materials are the damping coefficients # alpha for Lorentz materials are the damping coefficients
wp2 = (2 * np.pi * self.tau[x]) * (2 * np.pi * (1 / self.tau[x])) wp2 = (2 * np.pi * self.tau[x])**2
self.w[x] = -(wp2 * self.deltaer[x]) * 1j / np.sqrt(wp2 - (self.alpha[x] * self.alpha[x])) self.w[x] = -1j * ((wp2 * self.deltaer[x]) / np.sqrt(wp2 - self.alpha[x]**2))
self.q[x] = -self.alpha[x] + np.sqrt(wp2 - (self.alpha[x] * self.alpha[x])) * 1j self.q[x] = -self.alpha[x] + (1j * np.sqrt(wp2 - self.alpha[x]**2))
elif self.type == 'drude': elif self.type == 'drude':
# tau for Drude materials are pole frequencies # tau for Drude materials are pole frequencies
# alpha for Drude materials are the inverse of relaxation times # alpha for Drude materials are the inverse of relaxation times
wp2 = (2 * np.pi * self.tau[x]) * (2 * np.pi * self.tau[x]) wp2 = (2 * np.pi * self.tau[x])**2
self.se += wp2 / self.alpha[x] self.se += wp2 / self.alpha[x]
self.w[x] = - (wp2 / self.alpha[x]) self.w[x] = - (wp2 / self.alpha[x])
self.q[x] = - self.alpha[x] self.q[x] = - self.alpha[x]