INFO: Using directory: "1" INFO: Using existing c-file: ./ILL_BRISP.c INFO: Using existing binary: ./ILL_BRISP.out INFO: === Instrument ILL_BRISP: Time of Flight Neutron Spectrometer for Small Angle Inelastic Scattering Monochr. Bragg angle [deg] 17.5 Wavelength [AA] 2.01774 Neutron velocity [m/s] 1960.63 Incident Energy [meV] 20.0931 Travel time: Disk./Fermi [us] 2060.56 CHOP Disk Speed [rpm] 3740 CHOP Fermi Speed [rpm] 14960 (249.333 [Hz], 1566.61 [rad/s]) CHOP Disk Phase [deg] 184.956 CHOP Fermi Phase [deg] 0 Dist. Monochromator-Fermi [m] 5.54 Dist. Disk-Fermi [m] 4.04 Dist. Sample-Detector [m] 4.5 [ILL_BRISP] Initialize Isotropic_Sqw: Environment_in: is a hollow cylinder: radius=0.050000 thickness=0.002000 height=0.100000 [J Comp Phys 228 (2009) 5251] Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/Al.lau' (Table_Read_Offset) Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/Al.lau' (Table_Read_Offset) Isotropic_sqw: Environment_in: Powder file probably of type Crystallographica/Fullprof (lau) WARNING: but F2 unit is set to powder_barns=1 (barns). Intensity might be 100 times too high. Isotropic_sqw: Converting 2204 powder lines from Al.lau into S(q,w) data Isotropic_sqw: q range [0:12.5088], creating 389 elements vector Isotropic_Sqw: Environment_in: Generated Al.lau coherent Sqw q=[0:12.4767 Angs-1] w=[0:0 meV] |S|=11.5875 size=[389x1] sigma=5.98 [barns] Mainly elastic scattering. Isotropic_Sqw: Environment_in: Using Isotropic elastic incoherent scattering (sigma=0.0328 [barns]) Isotropic_Sqw: Environment_in: Sample temperature not defined (T=0). Warning Disabling detailed balance. Isotropic_Sqw: Container_in: is a hollow box: width=0.050200 height=0.050200 depth=0.004200 Isotropic_Sqw: Container_in: ERROR importing data files (Sqw_init coh=NULL inc=). Isotropic_Sqw: Container_in: Scattering cross section is zero ERROR (sigma_coh, sigma_inc). Isotropic_Sqw: Sample: is a box: width=0.050000 height=0.050000 depth=0.004000 Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/V.lau' (Table_Read_Offset) Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/V.lau' (Table_Read_Offset) Isotropic_sqw: Sample: Powder file probably of type Crystallographica/Fullprof (lau) WARNING: but F2 unit is set to powder_barns=1 (barns). Intensity might be 100 times too high. Isotropic_sqw: Converting 3558 powder lines from V.lau into S(q,w) data Isotropic_sqw: q range [0:25.0197], creating 423 elements vector Isotropic_Sqw: Sample: Generated V.lau coherent Sqw q=[0:24.9605 Angs-1] w=[0:0 meV] |S|=0.869429 size=[423x1] sigma=0.01834 [barns] Mainly elastic scattering. Isotropic_Sqw: Sample: Using Isotropic elastic incoherent scattering (sigma=5.07999 [barns]) Isotropic_Sqw: Sample: Sample temperature not defined (T=0). Warning Disabling detailed balance. Isotropic_Sqw: Container_out: is a hollow box: width=0.050200 height=0.050200 depth=0.004200 Isotropic_Sqw: Container_out: ERROR importing data files (Sqw_init coh=NULL inc=). Isotropic_Sqw: Container_out: Scattering cross section is zero ERROR (sigma_coh, sigma_inc). Isotropic_Sqw: Environment_out: is a hollow cylinder: radius=0.050000 thickness=0.002000 height=0.100000 [J Comp Phys 228 (2009) 5251] Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/Al.lau' (Table_Read_Offset) Opening input file '/gpfs/hpc/apps/CentOS8_2/mcstas/3.5.29/share/mcstas/resources/data/Al.lau' (Table_Read_Offset) Isotropic_sqw: Environment_out: Powder file probably of type Crystallographica/Fullprof (lau) WARNING: but F2 unit is set to powder_barns=1 (barns). Intensity might be 100 times too high. Isotropic_sqw: Converting 2204 powder lines from Al.lau into S(q,w) data Isotropic_sqw: q range [0:12.5088], creating 389 elements vector Isotropic_Sqw: Environment_out: Generated Al.lau coherent Sqw q=[0:12.4767 Angs-1] w=[0:0 meV] |S|=11.5875 size=[389x1] sigma=5.98 [barns] Mainly elastic scattering. Isotropic_Sqw: Environment_out: Using Isotropic elastic incoherent scattering (sigma=0.0328 [barns]) Isotropic_Sqw: Environment_out: Sample temperature not defined (T=0). Warning Disabling detailed balance. *** TRACE end *** Save [ILL_BRISP] Detector: LmonokOUT_I=6.02655e+08 LmonokOUT_ERR=214357 LmonokOUT_N=1.01e+07 "LmonokOUT_1747233456.L" Detector: Monitor1_I=6.01958e+08 Monitor1_ERR=214246 Monitor1_N=1.00851e+07 "Monitor1_1747233456.x_y" Detector: DC_OUT_T_I=1.02047e+07 DC_OUT_T_ERR=16097.2 DC_OUT_T_N=511314 "DC_OUT_T_1747233456.t" Detector: HC_OUT_PSD_I=1.98913e+07 HC_OUT_PSD_ERR=24096.7 HC_OUT_PSD_N=726168 "HC_OUT_PSD_1747233456.x_y" Detector: FC_OUT_T_I=34937.7 FC_OUT_T_ERR=73.5278 FC_OUT_T_N=240757 "FC_OUT_T_1747233456.t" Detector: SampleXY_I=2849.44 SampleXY_ERR=6.97863 SampleXY_N=178261 "SampleXY_1747233456.x_y" Detector: Detector_I=27.8569 Detector_ERR=0.62758 Detector_N=70455 "Detector_1747233456.x_y" Detector: Detector_Q_I=27.8255 Detector_Q_ERR=0.627576 Detector_Q_N=70250 "Detector_Q_1747233456.U1" Detector: Detector_E_I=27.7706 Detector_E_ERR=0.62741 Detector_E_N=70019 "Detector_E_1747233456.U1" Detector: Detector_QE_I=27.6513 Detector_QE_ERR=0.625394 Detector_QE_N=69798 "Detector_QE_1747233456.U1_U2" Finally [ILL_BRISP: 1]. Time: 3 [s] Isotropic_Sqw: Environment_in: 34044 neutron events (out of 93223) reached WARNING unrealistic weight. The S(q,w) norm might be too high. Isotropic_Sqw: Environment_in: Scattering fraction=0.486367 of incoming intensity Absorption fraction =0.00487672 Single scattering intensity =403.906 (coh=403.6 inc=0.305853) Multiple scattering intensity =0 Isotropic_Sqw: Sample: 17 neutron events (out of 104780) that should have scattered were transmitted because scattering conditions WARNING could not be satisfied after 100 tries. Isotropic_Sqw: Sample: Scattering fraction=0.145863 of incoming intensity Absorption fraction =0.535125 Single scattering intensity =39.7193 (coh=0.671555 inc=39.0478) Multiple scattering intensity =0 Isotropic_Sqw: Environment_out: 35255 neutron events (out of 90499) reached WARNING unrealistic weight. The S(q,w) norm might be too high. Isotropic_Sqw: Environment_out: Scattering fraction=0.509935 of incoming intensity Absorption fraction =0.00490169 Single scattering intensity =176.774 (coh=175.815 inc=0.95834) Multiple scattering intensity =0 INFO: Placing instr file copy ILL_BRISP.instr in dataset 1 INFO: Placing generated c-code copy ILL_BRISP.c in dataset 1