specs of the ALICE3 TRK More...

#include <array>
#include <math.h>

Namespaces
namespace	o2
	a couple of static helper functions to create timestamp values for CCDB queries or override obsolete objects

namespace	o2::trk

namespace	o2::trk::constants

namespace	o2::trk::constants::VD

namespace	o2::trk::constants::VD::silicon

namespace	o2::trk::constants::VD::metalstack

namespace	o2::trk::constants::VD::petal

namespace	o2::trk::constants::VD::petal::layer

namespace	o2::trk::constants::VD::petal::disk

namespace	o2::trk::constants::moduleMLOT
	same for ML and OT for the moment

namespace	o2::trk::constants::moduleMLOT::silicon
	TODO: account for different modules in case of changes.

namespace	o2::trk::constants::moduleMLOT::metalstack

namespace	o2::trk::constants::moduleMLOT::chip

namespace	o2::trk::constants::moduleMLOT::gaps

namespace	o2::trk::constants::ML

namespace	o2::trk::constants::OT

namespace	o2::trk::constants::OT::halfstave

namespace	o2::trk::constants::apts
	parameters for the APTS response

Variables
constexpr double	o2::trk::constants::cm {1}

constexpr double	o2::trk::constants::mu {1e-4}

constexpr double	o2::trk::constants::mm {1e-1}

constexpr double	o2::trk::constants::VD::silicon::thickness {30 * mu}

constexpr double	o2::trk::constants::VD::metalstack::thickness {0 * mu}

constexpr int	o2::trk::constants::VD::petal::nLayers {3}

constexpr int	o2::trk::constants::VD::petal::nDisks {6}

constexpr double	o2::trk::constants::VD::petal::layer::pitchX {10 * mu}

constexpr double	o2::trk::constants::VD::petal::layer::pitchZ {10 * mu}

constexpr double	o2::trk::constants::VD::petal::layer::totalThickness {silicon::thickness + metalstack::thickness}

constexpr std::array< double, nLayers >	o2::trk::constants::VD::petal::layer::radii {0.5 * cm, 1.2 * cm, 2.5 * cm}

constexpr std::array< double, nLayers >	o2::trk::constants::VD::petal::layer::width {radii[0] * 2 * M_PI / 4, radii[1] * 2 * M_PI / 4, radii[2] * 2 * M_PI / 4}

constexpr double	o2::trk::constants::VD::petal::layer::length {50 * cm}

constexpr int	o2::trk::constants::VD::petal::layer::nCols {static_cast<int>(length / pitchZ)}

constexpr std::array< int, nLayers >	o2::trk::constants::VD::petal::layer::nRows {static_cast<int>(width[0] / pitchX), static_cast<int>(width[1] / pitchX), static_cast<int>(width[2] / pitchX)}

constexpr double	o2::trk::constants::VD::petal::disk::radiusIn {0.5 * cm}

constexpr double	o2::trk::constants::VD::petal::disk::radiusOut {2.5 * cm}

constexpr double	o2::trk::constants::moduleMLOT::silicon::thickness {100 * mu}

constexpr double	o2::trk::constants::moduleMLOT::metalstack::thickness {0 * mu}

constexpr double	o2::trk::constants::moduleMLOT::chip::width {25 * mm}

constexpr double	o2::trk::constants::moduleMLOT::chip::length {32 * mm}

constexpr double	o2::trk::constants::moduleMLOT::chip::pitchX {50 * mu}

constexpr double	o2::trk::constants::moduleMLOT::chip::pitchZ {50 * mu}

constexpr int	o2::trk::constants::moduleMLOT::chip::nRows {static_cast<int>(width / pitchX)}

constexpr int	o2::trk::constants::moduleMLOT::chip::nCols {static_cast<int>(length / pitchZ)}

constexpr double	o2::trk::constants::moduleMLOT::chip::totalThickness {silicon::thickness + metalstack::thickness}

constexpr double	o2::trk::constants::moduleMLOT::gaps::interChips {0.2 * mm}

constexpr double	o2::trk::constants::moduleMLOT::gaps::outerEdgeLongSide {1 * mm}

constexpr double	o2::trk::constants::moduleMLOT::gaps::outerEdgeShortSide {0.1 * mm}

constexpr double	o2::trk::constants::moduleMLOT::width {chip::width * 2 + gaps::interChips + 2 * gaps::outerEdgeLongSide}

constexpr double	o2::trk::constants::moduleMLOT::length {chip::length * 4 + 3 * gaps::interChips + 2 * gaps::outerEdgeShortSide}

constexpr int	o2::trk::constants::moduleMLOT::nRows {static_cast<int>(width / chip::pitchX)}

constexpr int	o2::trk::constants::moduleMLOT::nCols {static_cast<int>(length / chip::pitchZ)}

constexpr double	o2::trk::constants::ML::width {constants::moduleMLOT::width * 1}

constexpr double	o2::trk::constants::ML::length {124 * cm}

constexpr int	o2::trk::constants::ML::nRows {static_cast<int>(width / constants::moduleMLOT::chip::pitchX)}

constexpr int	o2::trk::constants::ML::nCols {static_cast<int>(length / constants::moduleMLOT::chip::pitchZ)}

constexpr double	o2::trk::constants::OT::halfstave::width {moduleMLOT::width * 1}

constexpr double	o2::trk::constants::OT::halfstave::length {258 * cm}

constexpr int	o2::trk::constants::OT::halfstave::nRows {static_cast<int>(width / moduleMLOT::chip::pitchX)}

constexpr int	o2::trk::constants::OT::halfstave::nCols {static_cast<int>(length / moduleMLOT::chip::pitchZ)}

constexpr double	o2::trk::constants::OT::width {halfstave::width * 2}

constexpr double	o2::trk::constants::OT::length {halfstave::length}

constexpr int	o2::trk::constants::OT::nRows {static_cast<int>(width / moduleMLOT::chip::pitchX)}

constexpr int	o2::trk::constants::OT::nCols {static_cast<int>(length / moduleMLOT::chip::pitchZ)}

constexpr double	o2::trk::constants::apts::pitchX {15.0 * mu}

constexpr double	o2::trk::constants::apts::pitchZ {15.0 * mu}

constexpr double	o2::trk::constants::apts::responseYShift {15.5 * mu}

constexpr double	o2::trk::constants::apts::thickness {45 * mu}

Detailed Description

specs of the ALICE3 TRK

TDR V2 specs of ITS3.

Author: felix.nosp@m..sch.nosp@m.leppe.nosp@m.r@ce.nosp@m.rn.ch; chunz.nosp@m.heng.nosp@m..wang.nosp@m.@cer.nosp@m.n.ch

Definition in file Specs.h.

Namespaces

Variables

Detailed Description