def setup_method(self, method):
s = EDSTEMSpectrum(np.ones([2, 2, 1024]))
energy_axis = s.axes_manager.signal_axes[0]
energy_axis.scale = 1e-2
energy_axis.units = 'keV'
energy_axis.name = "Energy"
s.set_microscope_parameters(beam_energy=200,
live_time=2.5,
tilt_stage=0.0,
azimuth_angle=0,
elevation_angle=35,
energy_resolution_MnKa=130,
beam_current=0.05)
elements = ['Al', 'Zn']
xray_lines = ['Al_Ka', 'Zn_Ka']
intensities = [300, 500]
for i, xray_line in enumerate(xray_lines):
gauss = Gaussian()
line_energy, FWHM = s._get_line_energy(xray_line, FWHM_MnKa='auto')
gauss.centre.value = line_energy
gauss.A.value = intensities[i]
gauss.sigma.value = FWHM
s.data[:] += gauss.function(energy_axis.axis)
s.set_elements(elements)
s.add_lines(xray_lines)
s.axes_manager[0].scale = 0.5
s.axes_manager[1].scale = 0.5
s.axes_manager[0].units = 'nm'
s.axes_manager[1].units = 'nm'
self.signal = s
def setUp(self):
s = EDSTEMSpectrum(np.ones([2, 2, 1024]))
energy_axis = s.axes_manager.signal_axes[0]
energy_axis.scale = 1e-2
energy_axis.units = "keV"
energy_axis.name = "Energy"
s.set_microscope_parameters(
beam_energy=200,
live_time=3.1,
tilt_stage=0.0,
azimuth_angle=None,
elevation_angle=35,
energy_resolution_MnKa=130,
)
s.metadata.Acquisition_instrument.TEM.Detector.EDS.real_time = 2.5
s.metadata.Acquisition_instrument.TEM.beam_current = 0.05
elements = ["Al", "Zn"]
xray_lines = ["Al_Ka", "Zn_Ka"]
intensities = [300, 500]
for i, xray_line in enumerate(xray_lines):
gauss = Gaussian()
line_energy, FWHM = s._get_line_energy(xray_line, FWHM_MnKa="auto")
gauss.centre.value = line_energy
gauss.A.value = intensities[i]
gauss.sigma.value = FWHM
s.data[:] += gauss.function(energy_axis.axis)
s.set_elements(elements)
s.add_lines(xray_lines)
s.axes_manager[0].scale = 0.5
s.axes_manager[1].scale = 0.5
self.signal = s
def setup_method(self, method):
s = EDSTEMSpectrum(np.ones([2, 2, 1024]))
energy_axis = s.axes_manager.signal_axes[0]
energy_axis.scale = 1e-2
energy_axis.units = 'keV'
energy_axis.name = "Energy"
s.set_microscope_parameters(beam_energy=200,
live_time=2.5, tilt_stage=0.0,
azimuth_angle=0, elevation_angle=35,
energy_resolution_MnKa=130,
beam_current=0.05)
elements = ['Al', 'Zn']
xray_lines = ['Al_Ka', 'Zn_Ka']
intensities = [300, 500]
for i, xray_line in enumerate(xray_lines):
gauss = Gaussian()
line_energy, FWHM = s._get_line_energy(xray_line, FWHM_MnKa='auto')
gauss.centre.value = line_energy
gauss.A.value = intensities[i]
gauss.sigma.value = FWHM
s.data[:] += gauss.function(energy_axis.axis)
s.set_elements(elements)
s.add_lines(xray_lines)
s.axes_manager[0].scale = 0.5
s.axes_manager[1].scale = 0.5
self.signal = s
def test_eds():
s = EDSTEMSpectrum(([0, 1]))
s2 = EDSSEMSpectrum(([0, 1]))
s.axes_manager[0].convert_to_non_uniform_axis()
s2.axes_manager[0].convert_to_non_uniform_axis()
s.set_microscope_parameters(20)
with pytest.raises(NotImplementedError):
s.get_calibration_from(s)
with pytest.raises(NotImplementedError):
s2.get_calibration_from(s2)
m = s.create_model()
with pytest.raises(NotImplementedError):
m.add_family_lines('Al_Ka')
with pytest.raises(NotImplementedError):
m._set_energy_scale('Al_Ka', [1.0])
with pytest.raises(NotImplementedError):
m._set_energy_offset('Al_Ka', [1.0])
