Mantid
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Namespaces | Variables
PhysicalConstants.h File Reference
#include <cmath>

Go to the source code of this file.

Namespaces

namespace  Mantid
 Helper class which provides the Collimation Length for SANS instruments.
 
namespace  Mantid::PhysicalConstants
 A namespace containing physical constants that are required by algorithms and unit routines.
 

Variables

static constexpr double Mantid::PhysicalConstants::AtomicMassUnit = 1.660538921e-27
 AMU in kg. More...
 
static constexpr double Mantid::PhysicalConstants::BoltzmannConstant = 8.6173324e-02
 Boltzmann Constant in meV/K Taken from http://physics.nist.gov/cuu/Constants on 10/07/2012. More...
 
static constexpr double Mantid::PhysicalConstants::E_mev_toNeutronWavenumberSq
 Transformation coefficient to transform neutron energy into neutron wavevector: K-neutron[m^-10] = sqrt(E_neutron[meV]/E_transtormation[mEv]);. More...
 
static constexpr double Mantid::PhysicalConstants::g = 9.80665
 Standard acceleration due to gravity. More...
 
static constexpr double Mantid::PhysicalConstants::h = 6.62606896e-34
 Planck constant in J*s. More...
 
static constexpr double Mantid::PhysicalConstants::h_bar = h / (2 * M_PI)
 Planck constant in J*s, divided by 2 PI. More...
 
static constexpr double Mantid::PhysicalConstants::meV = 1.602176487e-22
 1 meV in Joules. More...
 
static constexpr double Mantid::PhysicalConstants::meVtoFrequency = 0.2417989262
 1 meV in frequency (GHz). More...
 
static constexpr double Mantid::PhysicalConstants::meVtoKelvin = 11.604519
 1 meV in Kelvin. More...
 
static constexpr double Mantid::PhysicalConstants::meVtoWavenumber = 8.06554465
 1 meV in wavenumber (cm-1). More...
 
static constexpr double Mantid::PhysicalConstants::MuonGyromagneticRatio = 0.01355342
 Muon gyromagnetic ratio in MHz/G Taken from CalMuonDetectorPhases and DynamicKuboToyabe on 02/02/2016. More...
 
static constexpr double Mantid::PhysicalConstants::MuonLifetime = 2.1969811e-6
 Muon lifetime. More...
 
static constexpr double Mantid::PhysicalConstants::N_A = 6.02214179e23
 Avagodro constant in mol-1. More...
 
static constexpr double Mantid::PhysicalConstants::NeutronMass = 1.674927211e-27
 Mass of the neutron in kg. More...
 
static constexpr double Mantid::PhysicalConstants::NeutronMassAMU = 1.008664916
 Mass of the neutron in AMU. More...
 
static constexpr double Mantid::PhysicalConstants::StandardAtmosphere = 101.325
 Standard atmospheric pressure in kPa. More...