def test_from_txt_file():
relpath = os.path.join('UserData', 'AlSb.txt')
filepath = os.path.join(root_path, relpath)
md = Material(file_path=filepath,
spectrum_type='wavelength',
unit='micrometer')
n = md.get_nk_data(spectrum)
assert np.isclose(np.real(n), 4.574074754901961)
assert np.isclose(np.imag(n), 0.4318627450980393)
def test_from_yml_file():
relpath = os.path.join('RefractiveIndexInfo', 'data', 'main', 'Ag',
'Hagemann.yml')
filepath = os.path.join(root_path, relpath)
md = Material(file_path=filepath,
spectrum_type='wavelength',
unit='micrometer')
n = md.get_nk_data(spectrum)
assert np.isclose(np.real(n), 0.23805806451612901)
assert np.isclose(np.imag(n), 3.126040322580645)
def test_from_model():
wp = 8.55 # eV
loss = 18.4e-3 #eV
model_kw = {
'name': 'Drude',
'parameters': [wp, loss],
'valid_range': [0.0, np.inf],
'spectrum_type': 'energy',
'unit': 'ev'
}
md = Material(model_kw=model_kw)
n = md.get_nk_data(spectrum)
assert np.isclose(np.real(n), 0.013366748652710245)
assert np.isclose(np.imag(n), 3.2997524521729824)
def test_mat_init():
md = Material(fixed_n=1.0)
n = md.get_nk_data(spectrum)
assert np.isclose(np.real(n), 1.0)
assert np.isclose(np.imag(n), 0.0)