def test_zeta_vs_cross_section(self):
s = self.signal
factors = [3, 5]
method = 'zeta'
intensities = s.get_lines_intensity()
zfactors = utils_eds.edx_cross_section_to_zeta([3, 5], ['Al', 'Zn'])
factors2 = utils_eds.zeta_to_edx_cross_section(zfactors, ['Al', 'Zn'])
np.testing.assert_allclose(factors, factors2, atol=1e-3)
res = s.quantification(intensities,
method,
factors=utils_eds.edx_cross_section_to_zeta(
[22.402, 21.7132], ['Al', 'Zn']))
res2 = s.quantification(intensities,
method='cross_section',
factors=[22.402, 21.7132])
np.testing.assert_allclose(res[0][0].data, res2[0][0].data, atol=1e-3)
np.testing.assert_allclose(res[0][0].data,
np.ones((2, 2)) * 36.2969,
atol=1e-3)
def test_edx_cross_section_to_zeta(self):
cs = [3, 6]
elements = ['Pt', 'Ni']
res = utils_eds.edx_cross_section_to_zeta(cs, elements)
np.testing.assert_allclose(res, [1079.815272, 162.4378035], atol=1e-3)
def test_edx_cross_section_to_zeta(self):
cs = [3, 6]
elements = ['Pt', 'Ni']
res = utils_eds.edx_cross_section_to_zeta(cs, elements)
np.testing.assert_allclose(res, [1079.815272, 162.4378035], atol=1e-3)
