Contents
Preface and acknowledgements
Preface and acknowledgements
1
About the component library
1.1
Authorship
1.2
Symbols for neutron scattering and simulation
1.3
Component coordinate system
1.4
About data files
1.5
Component source code
1.6
Documentation
1.7
Component validation
1.8
Disclaimer, bugs
2
Monte Carlo Techniques and simulation strategy
2.1
Neutron spectrometer simulations
2.2
The neutron weight
2.3
Weight factor transformations during a Monte Carlo choice
2.4
Adaptive and Stratified sampling
2.5
Accuracy of Monte Carlo simulations
3
Source components
3.1
The
Source_simple
McStas Component
3.2
The
Source_div
McStas Component
3.3
The
Source_Maxwell_3
McStas Component
3.4
The
Source_gen
McStas Component
3.5
The
Moderator
McStas Component
3.6
The
Source_adapt
McStas Component
3.7
The
Adapt_check
McStas Component
3.8
The
Source_Optimizer
McStas Component
3.9
The
Monitor_Optimizer
McStas Component
3.10
Other sources components: contributed pulsed sources, virtual sources (event files)
4
Beam optical components: Arms, slits, collimators, and filters
4.1
The
Arm
McStas Component
4.2
The
Slit
McStas Component
4.3
The
Beamstop
McStas Component
4.4
The
Filter_gen
McStas Component
4.5
The
NCrystal_filter
McStas Component
4.6
The
Collimator_linear
McStas Component
4.7
The
Collimator_radial
McStas Component
5
Reflecting optical components: mirrors, and guides
5.1
The
Guide
McStas Component
5.2
The
Guide_gravity
McStas Component
6
Moving optical components: Choppers and velocity selectors
6.1
The
DiskChopper
McStas Component
6.2
The
FermiChopper
McStas Component
6.3
The
Vitess_ChopperFermi
McStas Component
6.4
The
V_selector
McStas Component
6.5
The
Selector
McStas Component
7
Polarising optics and magnetic field components
7.1
Setting and analysing polarisation
7.2
The
Set_pol
McStas Component
7.3
The
PolAnalyser_ideal
McStas Component
7.4
The
Pol_SF_ideal
McStas Component
7.5
Polarising mirrors and guides
7.6
The
Pol_mirror
McStas Component
7.7
The
Pol_bender
McStas Component
7.8
The
Pol_guide_mirror
McStas Component
7.9
The
Pol_guide_vmirror
McStas Component
7.10
Magnetic field components
7.11
The
Pol_Bfield
McStas Component
7.12
The
Pol_Bfield_stop
McStas Component
7.13
The
Pol_FieldBox
McStas Component
7.14
The
Pol_constBfield
McStas Component
7.15
The
Pol_tabled_field
McStas Component
8
Monochromators
8.1
The
Monochromator_flat
McStas Component
8.2
The
Monochromator_curved
McStas Component
8.3
Monochromator_pol: A polarizing monochromator
8.4
The
Monochromator_pol
McStas Component
8.5
Single_crystal: Thick single crystal monochromator plate with multiple scattering
8.6
Phase space transformer - moving monochromator
9
Samples
9.1
The
Incoherent
McStas Component
9.2
The
Tunneling_sample
McStas Component
9.3
The
PowderN
McStas Component
9.4
The
Single_crystal
McStas Component
9.5
The
Sans_spheres
McStas Component
9.6
The
Phonon_simple
McStas Component
9.7
The
Isotropic_Sqw
McStas Component
9.8
Magnetic samples, magnons and NCrystal
9.9
The
Magnon_bcc
McStas Component
9.10
The
Single_magnetic_crystal
McStas Component
9.11
The
NCrystal_sample
McStas Component
9.12
Samples for resolution-function calculations
9.13
The
Res_sample
McStas Component
9.14
The
TOFRes_sample
McStas Component
10
Monitors and detectors
10.1
The
TOF_monitor
McStas Component
10.2
The
TOF2E_monitor
McStas Component
10.3
The
E_monitor
McStas Component
10.4
The
L_monitor
McStas Component
10.5
The
PSD_monitor
McStas Component
10.6
The
Divergence_monitor
McStas Component
10.7
The
DivPos_monitor
McStas Component
10.8
The
Monitor_nD
McStas Component
10.9
The
Res_monitor
McStas Component
10.10
Polarisation-sensitive monitors
10.11
The
Pol_monitor
McStas Component
10.12
The
PolLambda_monitor
McStas Component
10.13
The
MeanPolLambda_monitor
McStas Component
10.14
The
PSD_monitor_4PI_spin
McStas Component
11
Special-purpose components
11.1
MCPL: splitting simulations via portable neutron event files
11.2
The
MCPL_input
McStas Component
11.3
The
MCPL_output
McStas Component
11.4
KDSource: kernel-density-estimated source from particle lists
11.5
The
KDSource
McStas Component
11.6
Progress_bar: Simulation progress and automatic saving
11.7
Beam_spy: A beam analyzer
12
The Union framework: sample environments and multiple scattering
12.1
Union framework core: initialization, master, and termination
12.2
The
Union_init
McStas Component
12.3
The
Union_master
McStas Component
12.4
The
Union_master_GPU
McStas Component
12.5
The
Union_stop
McStas Component
12.6
Union geometry components
12.7
The
Union_box
McStas Component
12.8
The
Union_cylinder
McStas Component
12.9
The
Union_sphere
McStas Component
12.10
The
Union_cone
McStas Component
12.11
The
Union_mesh
McStas Component
12.12
Union material definition
12.13
The
Union_make_material
McStas Component
12.14
The
Union_NCrystal_material
McStas Component
12.15
Union scattering process components
12.16
The
Non_process
McStas Component
12.17
The
Incoherent_process
McStas Component
12.18
The
Inhomogenous_incoherent_process
McStas Component
12.19
The
IncoherentPhonon_process
McStas Component
12.20
The
PhononSimple_process
McStas Component
12.21
The
Powder_process
McStas Component
12.22
The
Single_crystal_process
McStas Component
12.23
The
AF_HB_1D_process
McStas Component
12.24
The
Texture_process
McStas Component
12.25
The
NCrystal_process
McStas Component
12.26
The
Template_process
McStas Component
12.27
The
Template_surface
McStas Component
12.28
The
Mirror_surface
McStas Component
12.29
Union loggers (event/history recording)
12.30
The
Union_logger_1D
McStas Component
12.31
The
Union_logger_2DQ
McStas Component
12.32
The
Union_logger_2D_kf
McStas Component
12.33
The
Union_logger_2D_kf_time
McStas Component
12.34
The
Union_logger_2D_space
McStas Component
12.35
The
Union_logger_2D_space_time
McStas Component
12.36
The
Union_logger_3D_space
McStas Component
12.37
Union absorption loggers
12.38
The
Union_abs_logger_1D_space
McStas Component
12.39
The
Union_abs_logger_1D_space_event
McStas Component
12.40
The
Union_abs_logger_1D_space_tof
McStas Component
12.41
The
Union_abs_logger_1D_space_tof_to_lambda
McStas Component
12.42
The
Union_abs_logger_1D_time
McStas Component
12.43
The
Union_abs_logger_2D_space
McStas Component
12.44
The
Union_abs_logger_event
McStas Component
12.45
The
Union_abs_logger_nD
McStas Component
12.46
The
Union_abs_logger_nD_scintillator
McStas Component
12.47
Union conditionals
12.48
The
Union_conditional_PSD
McStas Component
12.49
The
Union_conditional_standard
McStas Component
13
SasView/sasmodels form factors: small-angle scattering
13.1
SasView form-factor components
13.2
The
SasView_adsorbed_layer
McStas Component
13.3
The
SasView_barbell
McStas Component
13.4
The
SasView_barbell_aniso
McStas Component
13.5
The
SasView_bcc_paracrystal
McStas Component
13.6
The
SasView_bcc_paracrystal_aniso
McStas Component
13.7
The
SasView_binary_hard_sphere
McStas Component
13.8
The
SasView_broad_peak
McStas Component
13.9
The
SasView_capped_cylinder
McStas Component
13.10
The
SasView_capped_cylinder_aniso
McStas Component
13.11
The
SasView_core_multi_shell
McStas Component
13.12
The
SasView_core_shell_bicelle
McStas Component
13.13
The
SasView_core_shell_bicelle_aniso
McStas Component
13.14
The
SasView_core_shell_bicelle_elliptical
McStas Component
13.15
The
SasView_core_shell_bicelle_elliptical_aniso
McStas Component
13.16
The
SasView_core_shell_bicelle_elliptical_belt_rough
McStas Component
13.17
The
SasView_core_shell_bicelle_elliptical_belt_rough_aniso
McStas Component
13.18
The
SasView_core_shell_cylinder
McStas Component
13.19
The
SasView_core_shell_cylinder_aniso
McStas Component
13.20
The
SasView_core_shell_ellipsoid
McStas Component
13.21
The
SasView_core_shell_ellipsoid_aniso
McStas Component
13.22
The
SasView_core_shell_parallelepiped
McStas Component
13.23
The
SasView_core_shell_parallelepiped_aniso
McStas Component
13.24
The
SasView_core_shell_sphere
McStas Component
13.25
The
SasView_correlation_length
McStas Component
13.26
The
SasView_cylinder
McStas Component
13.27
The
SasView_cylinder_aniso
McStas Component
13.28
The
SasView_dab
McStas Component
13.29
The
SasView_ellipsoid
McStas Component
13.30
The
SasView_ellipsoid_aniso
McStas Component
13.31
The
SasView_elliptical_cylinder
McStas Component
13.32
The
SasView_elliptical_cylinder_aniso
McStas Component
13.33
The
SasView_fcc_paracrystal
McStas Component
13.34
The
SasView_fcc_paracrystal_aniso
McStas Component
13.35
The
SasView_flexible_cylinder
McStas Component
13.36
The
SasView_flexible_cylinder_elliptical
McStas Component
13.37
The
SasView_fractal
McStas Component
13.38
The
SasView_fractal_core_shell
McStas Component
13.39
The
SasView_fuzzy_sphere
McStas Component
13.40
The
SasView_gauss_lorentz_gel
McStas Component
13.41
The
SasView_gaussian_peak
McStas Component
13.42
The
SasView_gel_fit
McStas Component
13.43
The
SasView_guinier
McStas Component
13.44
The
SasView_guinier_porod
McStas Component
13.45
The
SasView_hardsphere
McStas Component
13.46
The
SasView_hayter_msa
McStas Component
13.47
The
SasView_hollow_cylinder
McStas Component
13.48
The
SasView_hollow_cylinder_aniso
McStas Component
13.49
The
SasView_hollow_rectangular_prism
McStas Component
13.50
The
SasView_hollow_rectangular_prism_aniso
McStas Component
13.51
The
SasView_hollow_rectangular_prism_thin_walls
McStas Component
13.52
The
SasView_lamellar_hg
McStas Component
13.53
The
SasView_lamellar_hg_stack_caille
McStas Component
13.54
The
SasView_lamellar_stack_caille
McStas Component
13.55
The
SasView_lamellar_stack_paracrystal
McStas Component
13.56
The
SasView_line
McStas Component
13.57
The
SasView_linear_pearls
McStas Component
13.58
The
SasView_lorentz
McStas Component
13.59
The
SasView_mass_fractal
McStas Component
13.60
The
SasView_mass_surface_fractal
McStas Component
13.61
The
SasView_mono_gauss_coil
McStas Component
13.62
The
SasView_multilayer_vesicle
McStas Component
13.63
The
SasView_onion
McStas Component
13.64
The
SasView_parallelepiped
McStas Component
13.65
The
SasView_parallelepiped_aniso
McStas Component
13.66
The
SasView_peak_lorentz
McStas Component
13.67
The
SasView_pearl_necklace
McStas Component
13.68
The
SasView_poly_gauss_coil
McStas Component
13.69
The
SasView_polymer_excl_volume
McStas Component
13.70
The
SasView_polymer_micelle
McStas Component
13.71
The
SasView_porod
McStas Component
13.72
The
SasView_power_law
McStas Component
13.73
The
SasView_pringle
McStas Component
13.74
The
SasView_raspberry
McStas Component
13.75
The
SasView_rectangular_prism
McStas Component
13.76
The
SasView_rectangular_prism_aniso
McStas Component
13.77
The
SasView_rpa
McStas Component
13.78
The
SasView_sc_paracrystal
McStas Component
13.79
The
SasView_sc_paracrystal_aniso
McStas Component
13.80
The
SasView_sphere
McStas Component
13.81
The
SasView_spinodal
McStas Component
13.82
The
SasView_squarewell
McStas Component
13.83
The
SasView_stacked_disks
McStas Component
13.84
The
SasView_stacked_disks_aniso
McStas Component
13.85
The
SasView_star_polymer
McStas Component
13.86
The
SasView_stickyhardsphere
McStas Component
13.87
The
SasView_superball
McStas Component
13.88
The
SasView_superball_aniso
McStas Component
13.89
The
SasView_surface_fractal
McStas Component
13.90
The
SasView_teubner_strey
McStas Component
13.91
The
SasView_triaxial_ellipsoid
McStas Component
13.92
The
SasView_triaxial_ellipsoid_aniso
McStas Component
13.93
The
SasView_two_lorentzian
McStas Component
13.94
The
SasView_two_power_law
McStas Component
13.95
The
SasView_vesicle
McStas Component
14
Contributed components
14.1
Contributed sources
14.2
The
ISIS_moderator
McStas Component
14.3
The
ViewModISIS
McStas Component
14.4
The
SNS_source
McStas Component
14.5
The
SNS_source_analytic
McStas Component
14.6
The
Source_gen4
McStas Component
14.7
The
Source_multi_surfaces
McStas Component
14.8
The
Source_custom
McStas Component
14.9
The
Source_pulsed
McStas Component
14.10
Contributed guides and benders
14.11
The
Guide_anyshape_r
McStas Component
14.12
The
Guide_curved
McStas Component
14.13
The
Guide_four_side
McStas Component
14.14
The
Guide_gravity_psd
McStas Component
14.15
The
Guide_honeycomb
McStas Component
14.16
The
Guide_m
McStas Component
14.17
The
Guide_multichannel
McStas Component
14.18
The
Vertical_Bender
McStas Component
14.19
The
NMO
McStas Component
14.20
The
Conics_EH
McStas Component
14.21
The
Conics_HE
McStas Component
14.22
The
Conics_PH
McStas Component
14.23
The
Conics_PP
McStas Component
14.24
The
FlatEllipse_finite_mirror
McStas Component
14.25
The
Commodus_I3
McStas Component
14.26
Contributed choppers and collimators
14.27
The
FermiChopper_ILL
McStas Component
14.28
The
Fermi_chop2a
McStas Component
14.29
The
MultiDiskChopper
McStas Component
14.30
The
StatisticalChopper
McStas Component
14.31
The
StatisticalChopper_Monitor
McStas Component
14.32
The
Vertical_T0a
McStas Component
14.33
The
Collimator_ROC
McStas Component
14.34
The
Exact_radial_coll
McStas Component
14.35
The
CavitiesIn
McStas Component
14.36
The
CavitiesOut
McStas Component
14.37
The
multi_pipe
McStas Component
14.38
Contributed filters and windows
14.39
The
Al_window
McStas Component
14.40
The
Filter_graphite
McStas Component
14.41
The
Sapphire_Filter
McStas Component
14.42
Contributed lenses and mirrors
14.43
The
Lens
McStas Component
14.44
The
Lens_simple
McStas Component
14.45
The
Mirror_Curved_Bispectral
McStas Component
14.46
The
Mirror_Elliptic
McStas Component
14.47
The
Mirror_Elliptic_Bispectral
McStas Component
14.48
The
Mirror_Parabolic
McStas Component
14.49
The
SupermirrorFlat
McStas Component
14.50
Contributed monochromators and analysers
14.51
The
Monochromator_2foc
McStas Component
14.52
The
Monochromator_bent
McStas Component
14.53
The
Monochromator_bent_complex
McStas Component
14.54
The
PerfectCrystal
McStas Component
14.55
The
Spherical_Backscattering_Analyser
McStas Component
14.56
Contributed polarisation components
14.57
The
Foil_flipper_magnet
McStas Component
14.58
The
Pol_bender_tapering
McStas Component
14.59
The
Pol_triafield
McStas Component
14.60
The
Pol_pi_2_rotator
McStas Component
14.61
The
Transmission_polarisatorABSnT
McStas Component
14.62
The
Transmission_V_polarisator
McStas Component
14.63
The
Spin_random
McStas Component
14.64
The
PSD_Pol_monitor
McStas Component
14.65
The
PSD_spinDmon
McStas Component
14.66
The
PSD_spinUmon
McStas Component
14.67
Contributed single-crystal and powder/polycrystalline samples
14.68
The
Single_crystal_inelastic
McStas Component
14.69
The
SiC
McStas Component
14.70
The
Spot_sample
McStas Component
14.71
The
GISANS_sample
McStas Component
14.72
Contributed inelastic (phonon and magnon) samples
14.73
The
Dispersion_relation
McStas Component
14.74
The
Phonon_BvK_PG
McStas Component
14.75
The
SpinWave_BCO
McStas Component
14.76
Contributed SANS samples
14.77
The
SANSCurve
McStas Component
14.78
The
SANSCylinders
McStas Component
14.79
The
SANSEllipticCylinders
McStas Component
14.80
The
SANSLiposomes
McStas Component
14.81
The
SANSNanodiscs
McStas Component
14.82
The
SANSNanodiscsFast
McStas Component
14.83
The
SANSNanodiscsWithTags
McStas Component
14.84
The
SANSNanodiscsWithTagsFast
McStas Component
14.85
The
SANSPDB
McStas Component
14.86
The
SANSPDBFast
McStas Component
14.87
The
SANSShells
McStas Component
14.88
The
SANSSpheres
McStas Component
14.89
The
SANSSpheresPolydisperse
McStas Component
14.90
The
SANS_AnySamp
McStas Component
14.91
The
SANS_DebyeS
McStas Component
14.92
The
SANS_Guinier
McStas Component
14.93
The
SANS_Liposomes_Abs
McStas Component
14.94
The
SANS_benchmark2
McStas Component
14.95
The
Sans_liposomes_new
McStas Component
14.96
The
Multilayer_Sample
McStas Component
14.97
Contributed monitors and detectors
14.98
The
E_4PI
McStas Component
14.99
The
NPI_tof_dhkl_detector
McStas Component
14.100
The
NPI_tof_theta_monitor
McStas Component
14.101
The
PSD_Detector
McStas Component
14.102
The
PSD_monitor_Filter
McStas Component
14.103
The
PSD_monitor_rad
McStas Component
14.104
The
Radial_div
McStas Component
14.105
The
SANSQMonitor
McStas Component
14.106
The
TOFSANSdet
McStas Component
14.107
The
TOF2Q_cyl_monitor
McStas Component
14.108
The
TOF_PSDmonitor
McStas Component
14.109
The
TOF_PSDmonitor_toQ
McStas Component
14.110
Other contributed components
14.111
The
Wavelength_Diffuser
McStas Component
14.112
Contributed MCViNE sample components
14.113
The
MCViNE_SQ
McStas Component
14.114
The
MCViNE_SvQ
McStas Component
14.115
The
MCViNE_SQE
McStas Component
14.116
The
MCViNE_E_Q
McStas Component
14.117
The
MCViNE_E_vQ
McStas Component
14.118
The
MCViNE_Broadened_E_Q
McStas Component
14.119
The
MCViNE_LorentzianBroadened_E_Q
McStas Component
14.120
The
MCViNE_ConstantEnergyTransfer
McStas Component
14.121
The
MCViNE_ConstantQE
McStas Component
14.122
The
MCViNE_ConstantvQE
McStas Component
14.123
The
MCViNE_Phonon_IncoherentElastic
McStas Component
14.124
The
MCViNE_Phonon_IncoherentInelastic
McStas Component
14.125
The
MCViNE_Phonon_CoherentInelastic_PolyXtal
McStas Component
14.126
The
MCViNE_Phonon_CoherentInelastic_SingleXtal
McStas Component
14.127
The
MCViNE_DGSSXRes
McStas Component
14.128
The
MCViNE_SANS2D_ongrid
McStas Component
14.129
Contributed MCViNE kernels as Union processes
14.130
The
MCViNE_SQ_process
McStas Component
14.131
The
MCViNE_SvQ_process
McStas Component
14.132
The
MCViNE_SQE_process
McStas Component
14.133
The
MCViNE_E_Q_process
McStas Component
14.134
The
MCViNE_E_vQ_process
McStas Component
14.135
The
MCViNE_Broadened_E_Q_process
McStas Component
14.136
The
MCViNE_LorentzianBroadened_E_Q_process
McStas Component
14.137
The
MCViNE_ConstantEnergyTransfer_process
McStas Component
14.138
The
MCViNE_ConstantQE_process
McStas Component
14.139
The
MCViNE_ConstantvQE_process
McStas Component
14.140
The
MCViNE_Phonon_IncoherentElastic_process
McStas Component
14.141
The
MCViNE_Phonon_IncoherentInelastic_process
McStas Component
14.142
The
MCViNE_Phonon_CoherentInelastic_PolyXtal_process
McStas Component
14.143
The
MCViNE_Phonon_CoherentInelastic_SingleXtal_process
McStas Component
14.144
The
MCViNE_DGSSXRes_process
McStas Component
14.145
The
MCViNE_SANS2D_ongrid_process
McStas Component
15
Obsolete components
15.1
The
V_sample
McStas Component
15.2
The
Virtual_input
McStas Component
15.3
The
Virtual_output
McStas Component
15.4
The
Virtual_mcnp_input
McStas Component
15.5
The
Virtual_mcnp_output
McStas Component
15.6
The
Virtual_mcnp_ss_input
McStas Component
15.7
The
Virtual_mcnp_ss_output
McStas Component
15.8
The
Virtual_mcnp_ss_Guide
McStas Component
15.9
The
Virtual_tripoli4_input
McStas Component
15.10
The
Virtual_tripoli4_output
McStas Component
15.11
The
Vitess_input
McStas Component
15.12
The
Vitess_output
McStas Component
15.13
The
ESS_moderator_short
McStas Component
15.14
The
Beam_spy
McStas Component
15.15
The
SasView_model
McStas Component
A
Polarisation in McStas
A.1
The Polarization Vector
A.2
Polarized Neutron Scattering
A.3
Magnetic fields: the precession algorithm and field framework
A.4
Polarisation components in McStas
A.5
Test and example instruments
B
The Union components
B.1
Motivation
B.2
Component classes
B.3
The propagation algorithm
B.4
A complete example
B.5
Further examples and worked tutorials
C
Libraries and constants
C.1
Run-time calls and functions (
mcstas-r
)
C.2
Reading a data file into a vector/matrix (Table input,
read_table-lib
)
C.3
Monitor_nD Library
C.4
Adaptive importance sampling Library
C.5
Vitess import/export Library
C.6
Constants for unit conversion etc.
D
The McStas terminology
Bibliography
Bibliography
Index and keywords
Index
Component Manual for the Neutron Ray-Tracing Package McStas, version 3.9
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14.67
Contributed single-crystal and powder/polycrystalline samples
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