Elements 6.3.1
A C++ base framework for the Euclid Software.
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PhysConstants.h File Reference
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Namespaces

namespace  Elements
 
namespace  Elements::Kernel
 
namespace  Elements::Kernel::Units
 

Variables

constexpr double Elements::Kernel::Units::Avogadro = 6.0221367e+23 / mole
 \(N_A\)
 
constexpr double Elements::Kernel::Units::c_light = 2.99792458e+8 * m / s
 \(c\)
 
constexpr double Elements::Kernel::Units::c_squared = c_light * c_light
 \(c^2\)
 
constexpr double Elements::Kernel::Units::h_Planck = 6.62606957e-34 * joule * s
 \( h \)
 
constexpr double Elements::Kernel::Units::hbar_Planck = h_Planck / twopi
 \( \hbar=h/2\pi\)
 
constexpr double Elements::Kernel::Units::hbarc = hbar_Planck * c_light
 \( \hbar c\)
 
constexpr double Elements::Kernel::Units::hbarc_squared = hbarc * hbarc
 \( (\hbar c)^2\)
 
constexpr double Elements::Kernel::Units::electron_charge = -eplus
 \( -e \)
 
constexpr double Elements::Kernel::Units::e_squared = eplus * eplus
 \( e^2 \)
 
constexpr double Elements::Kernel::Units::electron_mass = 9.10938291e-31 * kg
 \( m_e \)
 
constexpr double Elements::Kernel::Units::proton_mass = 1.672621777e-27 * kg
 \( m_p \)
 
constexpr double Elements::Kernel::Units::amu = 1.660538921e-27 * kg
 
constexpr double Elements::Kernel::Units::mu0 = 4 * pi * 1.e-7 * henry / m
 permeability of free space \(\mu_0\)
 
constexpr double Elements::Kernel::Units::epsilon0 = 1. / (c_squared * mu0)
 permeability of free space \(\epsilon_0=1/(c^2\mu_0)\)
 
constexpr double Elements::Kernel::Units::elm_coupling = e_squared / (4 * pi * epsilon0)
 
constexpr double Elements::Kernel::Units::fine_structure_const = elm_coupling / hbarc
 \( \alpha=e^2/(4\pi\epsilon_0\hbar c)\)
 
constexpr double Elements::Kernel::Units::k_Boltzmann = 1.3806488e-23 * joule / kelvin
 
constexpr double Elements::Kernel::Units::STP_Temperature = 273.15 * kelvin
 Standard Temperature and Pressure.
 
constexpr double Elements::Kernel::Units::STP_Pressure = 1. * atmosphere
 
constexpr double Elements::Kernel::Units::kGasThreshold = 10. * mg / cm3
 
constexpr double Elements::Kernel::Units::universe_mean_density = 1.e-25 * g / cm3
 

Detailed Description

Created on: Dec 18, 2013 Author: hubert

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3.0 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

Definition in file PhysConstants.h.