trento::Deuteron Class Reference

#include <JETSCAPE/blob/main/external_packages/trento/src/nucleus.h>

Inheritance diagram for trento::Deuteron:

Collaboration diagram for trento::Deuteron:

Public Member Functions
	Deuteron (double a=0.457, double b=2.35)
virtual double	radius () const override
	The radius is computed from the parameters (a, b).
Public Member Functions inherited from trento::Nucleus
virtual	~Nucleus ()=default
	Default virtual destructor for abstract base class.
void	sample_nucleons (double offset)
size_type	size () const noexcept
iterator	begin () noexcept
iterator	end () noexcept
const_iterator	begin () const noexcept
const_iterator	end () const noexcept
const_iterator	cbegin () const noexcept
const_iterator	cend () const noexcept

Private Member Functions
virtual void	sample_nucleons_impl () override
	Sample positions from the Hulthén wavefunction.

Private Attributes
const double	a_
	Internal storage of wavefunction parameters.
const double	b_

Additional Inherited Members
Public Types inherited from trento::Nucleus
using	size_type = std::vector< Nucleon >::size_type
using	iterator = std::vector< Nucleon >::iterator
using	const_iterator = std::vector< Nucleon >::const_iterator
Static Public Member Functions inherited from trento::Nucleus
static NucleusPtr	create (const std::string &species, double nucleon_width, double nucleon_dmin=0)
Protected Member Functions inherited from trento::Nucleus
	Nucleus (std::size_t A)
void	set_nucleon_position (iterator nucleon, double x, double y, double z)

Detailed Description

Samples pairs of nucleons from the Hulthén wavefunction

.. math::

f(r) ( {(-ar) - (-br)}{r} )^2.

http://inspirehep.net/record/1261055

Definition at line 161 of file nucleus.h.

View newest version in sPHENIX GitHub at line 161 of file nucleus.h

Constructor & Destructor Documentation

trento::Deuteron::Deuteron	(	double	a = 0.457,
		double	b = 2.35
	)

Insantiate with values for the (a, b) parameters. The defaults are from the PHOBOS Glauber model.

Definition at line 116 of file nucleus.cxx.

View newest version in sPHENIX GitHub at line 116 of file nucleus.cxx

Member Function Documentation

double trento::Deuteron::radius ( ) const

overridevirtual

The radius is computed from the parameters (a, b).

Implements trento::Nucleus.

Definition at line 122 of file nucleus.cxx.

View newest version in sPHENIX GitHub at line 122 of file nucleus.cxx

References a_.

void trento::Deuteron::sample_nucleons_impl ( )

overrideprivatevirtual

Sample positions from the Hulthén wavefunction.

Implements trento::Nucleus.

Definition at line 128 of file nucleus.cxx.

View newest version in sPHENIX GitHub at line 128 of file nucleus.cxx

References a_, b_, trento::Nucleus::begin(), trento::random::cos_theta(), next, ActsTests::PropagationDatasets::phi, physmon_track_finding_ttbar::r, trento::Nucleus::set_nucleon_position(), physmon_ckf_tracking::u, ambiguity_solver_full_chain::x, y, and physmon_track_finding_ttbar::z.

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Member Data Documentation

const double trento::Deuteron::a_

private

Internal storage of wavefunction parameters.

Definition at line 175 of file nucleus.h.

View newest version in sPHENIX GitHub at line 175 of file nucleus.h

Referenced by radius(), and sample_nucleons_impl().

const double trento::Deuteron::b_

private

Definition at line 175 of file nucleus.h.

View newest version in sPHENIX GitHub at line 175 of file nucleus.h

Referenced by sample_nucleons_impl().

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The documentation for this class was generated from the following files:

• JETSCAPE/blob/main/external_packages/trento/src/nucleus.h
• JETSCAPE/blob/main/external_packages/trento/src/nucleus.cxx