core_shell_microgelscostrafo411magnetic_modelrelease_v0.94release_v0.95ticket-1257-vesicle-productticket_1156ticket_1265_superballticket_822_more_unit_tests
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Last change
on this file since c97724e was
c97724e,
checked in by pkienzle, 9 years ago
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add sesans support to bumps model
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Property mode set to
100644
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File size:
791 bytes
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| 1 | import numpy as np |
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| 2 | from bumps.names import * |
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| 3 | |
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| 4 | from sasmodels import bumps_model as sas |
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| 5 | kernel = sas.load_model('sphere', dtype='single') |
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| 6 | |
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| 7 | radius = 1000 |
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| 8 | |
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| 9 | SElength = np.linspace(0, 2400, 61) # [A] |
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| 10 | data = np.ones_like(SElength) |
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| 11 | err_data = np.ones_like(SElength)*0.03 |
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| 12 | |
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| 13 | class SesansData: |
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| 14 | #q_zmax = 0.23 # [A^-1] |
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| 15 | q_zmax = 0.1 # [A^-1] |
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| 16 | SElength = np.linspace(0, 2400, 61) # [A] |
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| 17 | Rmax = 3*radius # [A] |
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| 18 | wavelength = 2e-10 # [m] |
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| 19 | thickness = 0.2 # [cm] |
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| 20 | SElength = SElength |
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| 21 | data = data |
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| 22 | err_data = err_data |
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| 23 | data = SesansData() |
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| 24 | |
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| 25 | phi = Parameter(0.1, name="phi") |
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| 26 | model = sas.BumpsModel(data, kernel, |
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| 27 | scale=phi*(1-phi), sld=7.0, solvent_sld=1.0, radius=radius) |
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| 28 | phi.pmp(10) |
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| 29 | model.radius.pmp(40) |
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| 30 | model.sld.pm(2) |
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| 31 | model.background.range(0,5) |
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| 32 | |
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| 33 | problem = FitProblem(model) |
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| 34 | |
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