SiPM position fix and changes on scintillator mother volume

This commit is contained in:
David Baranyai 2020-04-08 20:17:11 +02:00
commit d73a51b185
7 changed files with 204 additions and 18 deletions

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@ -59,10 +59,13 @@ Run with custom config file
* secondsipmenabled - Enable the second SiPM
# Changelog
<<<<<<< HEAD
## 2020-04-08
* SiPM position fix
* Changed scintillator mother volume
=======
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
## 2020-02-19
* Scintillator subtracted from it's coating
* Scintillation process fix

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@ -1,15 +1,22 @@
pgpositionx=50
pgpositiony=-5
pgpositionz=0
pgmomentumx=0.5
pgpositionx=0
pgpositiony=-15
pgpositionz=10
pgmomentumx=0
pgmomentumy=1
pgmomentumz=0
sipmsizex=1
sipmsizey=1
sipmsizez=1
scintillatorlength=40
scintillatorradius=0.25
xdivision=10
ydivision=10
pgenergy=1
numberofevents=10
scintillatorsizex=1
scintillatorsizey=1
scintillatorlength=20
scintillatorisbox=1
coatingthickness=0.1
scintillatorradius=5
xdivision=1
ydivision=1
pgenergy=100
numberofevents=100
lengthunit=cm
firstsipmenabled=1
secondsipmenabled=0

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@ -31,6 +31,7 @@
#include "G4PVParameterised.hh"
#include "SiPMParameterisation.hh"
#include "SiPMParameters.hh"
#include "G4SubtractionSolid.hh"
/// Detector construction class to define materials and geometry.

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@ -17,6 +17,7 @@
#include <string>
#include <sstream>
#include "G4ThreeVector.hh"
#include "G4SystemOfUnits.hh"
class SiPMParameters
{
@ -24,6 +25,30 @@ public:
static SiPMParameters& GetInstance(const std::string& config_file_name = "config.conf");
~SiPMParameters();
//---Units---------------------------------------------------------------------------------------------
enum lengthUnit { mm, cm, m };
void SetGlobalLengthUnit(lengthUnit l) { globalLengthUnit = l; }
double GetLengthMultiplier() //returns the correct length multiplier for the global length unit (use it instead of *cm/*mm/*m)
{
switch (globalLengthUnit)
{
case mm:
return millimeter;
break;
case cm:
return centimeter;
break;
case m:
return meter;
break;
default:
return centimeter;
break;
}
}
//---Config file---------------------------------------------------------------------------------------
void ParseConfigFile(); //Read the default config file
void ParseConfigFile(std::string config_file1); //Read another config file
@ -44,10 +69,18 @@ public:
void SetSiPMSize(G4ThreeVector sipm_s) { sipm_Dimension = sipm_s; }
void SetSiPMSize(G4double x, G4double y, G4double z) { sipm_Dimension.set(x, y, z); }
G4ThreeVector GetSiPMSize() { return sipm_Dimension; }
void FirstSiPMEnabled(bool enabled) { sipm1Enabled = enabled; }
bool FirstSiPMEnabled() { return sipm1Enabled; }
void SecondSiPMEnabled(bool enabled) { sipm2Enabled = enabled; }
bool SecondSiPMEnabled() { return sipm2Enabled; }
//---Scintillator parameters---------------------------------------------------------------------------
void SetScintillatorLength(G4double sc_l) { scintillator_length = sc_l; }
void SetScintillatorLength(G4double sc_l) { scintillator_length = sc_l; scintillator_Dimension.setZ(sc_l); }
G4double GetScintillatorLength() { return scintillator_length; }
void SetScintillatorSize(G4double x, G4double y, G4double z) { scintillator_Dimension.set(x, y, z); }
G4ThreeVector GetScintillatorSize() { return scintillator_Dimension; }
double CoatingThickness() { return cThickness; }
void CoatingThickness(double t) { cThickness = t; }
//---Division parameters-------------------------------------------------------------------------------
void SetDivision(G4int x, G4int y) { x_division = x; y_division = y; };
@ -58,7 +91,11 @@ public:
//---Radius parameters---------------------------------------------------------------------------------
void SetScintillatorRadius(G4double sc_r) { scint_radius = sc_r; }
G4double GetScintillatorRadius() { return scint_radius; }
G4double GetScintillatorRadius() { return scintIsBox ? 0.0 : scint_radius; } //If it is a box, return 0
//---Scintillator Tube vs box parameters---------------------------------------------------------------
void ScintillatorIsBox(bool isBox) { scintIsBox = isBox; }
bool ScintillatorIsBox() { return scintIsBox; }
//---Number of Events----------------------------------------------------------------------------------
void SetNumberOfEvents(G4int noe1) { numberofevents = noe1; }
@ -85,16 +122,21 @@ private:
G4ThreeVector sipm_Dimension; //applies to both (in cm)
G4double scintillator_length; //the size same as sipm
G4double scint_radius;
G4ThreeVector scintillator_Dimension;
G4int x_division;
G4int y_division;
G4double scint_radius;
G4int numberofevents;
bool scintIsBox = true;
bool sipm1Enabled = true;
bool sipm2Enabled = false;
lengthUnit globalLengthUnit = cm; //default length is cm
double cThickness = 1;
};
#endif /* Parameters_hh */

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@ -165,7 +165,11 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
{
z_pos_helper = coatingThickness + (scintillator_size.getZ() / 2);
z_pos_helper = z_pos_helper - (container_sizeZ / 2);
<<<<<<< HEAD
//posScint = G4ThreeVector(0, 0, z_pos_helper); //center on X and Y
=======
posScint = G4ThreeVector(0, 0, z_pos_helper); //center on X and Y
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
}
//------------------------------------------------------------------------------------------------------------------
@ -199,10 +203,16 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
//---World definitions----------------------------------------------------------------------------------------------
G4Box* solidWorld = new G4Box( "World", //its name
<<<<<<< HEAD
world_sizeX,
world_sizeY,
world_sizeZ); //its size
//Prevent overlapping so the world size is doubled
=======
0.5 * world_sizeX,
0.5 * world_sizeY,
0.5 * world_sizeZ); //its size
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
G4LogicalVolume* logicWorld = new G4LogicalVolume( solidWorld, //its solid
world_mat, //its material
@ -250,14 +260,24 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
0.5 * scintillator_size.getZ()); //its size
G4LogicalVolume* logicScint = new G4LogicalVolume( solidScint, //its solid
<<<<<<< HEAD
scint_mat, //its material
=======
scint_mat, //its material
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
"Scintillator"); //its name
G4VSolid* solidCoating = new G4SubtractionSolid("ScintillatorCoating",
solidScintCoating,
<<<<<<< HEAD
solidScint/*,
0,
G4ThreeVector(0, 0, 0)*/);
=======
solidScint,
0,
G4ThreeVector(0, 0, 0));
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
G4LogicalVolume* logicScintCoating = new G4LogicalVolume( solidCoating, //its solid
scint_coating, //its material
@ -267,7 +287,11 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
posScint, //at position
logicScint, //its logical volume
"Scintillator", //its name
<<<<<<< HEAD
logicContainer, //its mother volume
=======
logicContainer, //its mother volume
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
false, //no boolean operation
0, //copy lxenumber
checkOverlaps); //overlaps checking
@ -366,7 +390,11 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
scint_material_mpt -> AddProperty("ABSLENGTH", pp, absl, n);
scint_material_mpt -> AddProperty("SLOWCOMPONENT", pp, slow, n);
scint_material_mpt -> AddProperty("FASTCOMPONENT", pp, fast, n);
<<<<<<< HEAD
scint_material_mpt -> AddConstProperty("SCINTILLATIONYIELD", 1000./MeV); //50 volt
=======
scint_material_mpt -> AddConstProperty("SCINTILLATIONYIELD", 50000./MeV); //50 volt
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
scint_material_mpt -> AddConstProperty("RESOLUTIONSCALE", 1.0);
scint_material_mpt -> AddConstProperty("FASTTIMECONSTANT", 0.01*ns);
scint_material_mpt -> AddConstProperty("SLOWTIMECONSTANT", 1.*ns);
@ -379,7 +407,11 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
G4LogicalBorderSurface *ScintillatorSurface = new G4LogicalBorderSurface("Scintillator Surface", physScint, physScintCoating, OpScintillatorSurface);
<<<<<<< HEAD
G4double reflectivityCoating[n] = {0.99, 0.99};
=======
G4double reflectivityCoating[n] = {0.9, 0.9};
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
G4double efficiencyCoating[n] = {0, 0};
G4MaterialPropertiesTable *ScintillatorToWolframMaterialPropertyTable = new G4MaterialPropertiesTable();
@ -429,6 +461,7 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
{
snprintf(s1, 30, "Container_x%d_y%d", i, j);
logicContainer -> SetName(s1);
<<<<<<< HEAD
physContainer[i][j] = new G4PVPlacement( 0,
G4ThreeVector(i * container_sizeX + (container_sizeX / 2) - (world_sizeX / 2), j * container_sizeY + (container_sizeY / 2) - (world_sizeY / 2), container_sizeZ / 2),
logicContainer,
@ -438,6 +471,17 @@ G4VPhysicalVolume* SiPMDetectorConstruction::Construct()
copyNumber, //copy number
checkOverlaps);
copyNumber++;
=======
physContainer[x][y] = new G4PVPlacement(0,
G4ThreeVector(i * (container_sizeX / 2), j * (container_sizeY / 2), container_sizeZ / 2),
logicContainer,
s1, //its name
logicWorld,
false,
helper, //copy number
checkOverlaps);
helper++;
>>>>>>> 247f4aad085b756a9fdbb30ec68ccec1ad1b97b7
}
}
//------------------------------------------------------------------------------------------------------------------

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@ -70,6 +70,7 @@ void SiPMParameters::ParseConfigFile()
}
}
CheckValues();
conf_loaded = true;
}
catch (char param)
{
@ -147,6 +148,7 @@ void SiPMParameters::StoreConfigValues(std::string key1, std::string value1)
else if(key1.compare("scintillatorlength") == 0)
{
scintillator_length = std::stod(value1);
scintillator_Dimension.setZ(std::stod(value1));
std::cout << "Scintillator length parsed from config file! Value = " << scintillator_length << std::endl;
}
else if(key1.compare("scintillatorradius") == 0)
@ -166,6 +168,90 @@ void SiPMParameters::StoreConfigValues(std::string key1, std::string value1)
y_division = std::stod(value1);
std::cout << "Y division parsed from config file! Value = " << y_division << std::endl;
}
else if (key1.compare("scintillatorsizex") == 0)
{
scintillator_Dimension.setX(std::stod(value1));
std::cout << "Scintillator X size set from config file! Value = " << scintillator_Dimension.getX() << std::endl;
}
else if (key1.compare("scintillatorsizey") == 0)
{
scintillator_Dimension.setY(std::stod(value1));
std::cout << "Scintillator Y size set from config file! Value = " << scintillator_Dimension.getY() << std::endl;
}
else if (key1.compare("scintillatorsizez") == 0)
{
scintillator_Dimension.setZ(std::stod(value1));
std::cout << "Scintillator Z size set from config file! Value = " << scintillator_Dimension.getZ() << std::endl;
}
else if (key1.compare("scintillatorisbox") == 0)
{
if (std::stod(value1) != 0)
{
scintIsBox = true;
std::cout << "Using box scintillator." << std::endl;
}
else
{
scintIsBox = false;
std::cout << "Using tube scintillator." << std::endl;
}
}
else if (key1.compare("firstsipmenabled") == 0)
{
if (std::stod(value1) != 0)
{
sipm1Enabled = true;
std::cout << "First SiPM enabled." << std::endl;
}
else
{
sipm1Enabled = false;
std::cout << "First SiPM disabled." << std::endl;
}
}
else if (key1.compare("secondsipmenabled") == 0)
{
if (std::stod(value1) != 0)
{
sipm2Enabled = true;
std::cout << "Second SiPM enabled." << std::endl;
}
else
{
sipm2Enabled = false;
std::cout << "Second SiPM disabled." << std::endl;
}
}
else if (key1.compare("coatingthickness") == 0)
{
cThickness = std::stod(value1);
std::cout << "Coating thickness set to " << cThickness << std::endl;
}
else if (key1.compare("lengthunit") == 0)
{
if (value1.compare("mm") == 0)
{
std::cout << "Length unit is mm." << std::endl;
globalLengthUnit = mm;
}
else if (value1.compare("cm") == 0)
{
std::cout << "Length unit is cm." << std::endl;
globalLengthUnit = cm;
}
else if (value1.compare("m") == 0)
{
std::cout << "Length unit is m." << std::endl;
globalLengthUnit = m;
}
}
//---Number of events---------------------------------------------------------------------------------------------------------
else if(key1.compare("numberofevents") == 0)

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@ -16,10 +16,10 @@ SiPMPrimaryGeneratorAction::SiPMPrimaryGeneratorAction() : G4VUserPrimaryGenerat
// default particle kinematic
G4ParticleTable* particleTable = G4ParticleTable::GetParticleTable();
G4String particleName;
G4ParticleDefinition* particle = particleTable->FindParticle(particleName="mu+");
G4ParticleDefinition* particle = particleTable->FindParticle(particleName="gamma");
fParticleGun->SetParticleDefinition(particle);
fParticleGun->SetParticleMomentumDirection(parameters.GetParticleGunMomentumDirection());
fParticleGun->SetParticleEnergy(parameters.GetParticleGunEnergy()*GeV); //1GeV
fParticleGun->SetParticleEnergy(parameters.GetParticleGunEnergy()*keV); //1GeV
}
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
@ -34,6 +34,9 @@ SiPMPrimaryGeneratorAction::~SiPMPrimaryGeneratorAction()
void SiPMPrimaryGeneratorAction::GeneratePrimaries(G4Event* anEvent)
{
SiPMParameters &parameters = SiPMParameters::GetInstance();
fParticleGun->SetParticlePosition(parameters.GetParticleGunPosition());
G4ThreeVector pgPos = parameters.GetParticleGunPosition();
double lengthMultiplier = parameters.GetLengthMultiplier();
pgPos.set(pgPos.getX() * lengthMultiplier, pgPos.getY() * lengthMultiplier, pgPos.getZ() * lengthMultiplier);
fParticleGun->SetParticlePosition(pgPos);
fParticleGun->GeneratePrimaryVertex(anEvent);
}