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- /*
- * Copyright (C) 2021 Christopher J. Howard
- *
- * This file is part of Antkeeper source code.
- *
- * Antkeeper source code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Antkeeper source code 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
- */
-
- #ifndef ANTKEEPER_PHYSICS_CONSTANTS_HPP
- #define ANTKEEPER_PHYSICS_CONSTANTS_HPP
-
- namespace physics {
-
- /// Physical constants
- namespace constants {
-
- /**
- * Avogadro number (N).
- *
- * @see https://physics.nist.gov/cgi-bin/cuu/Value?na
- */
- template <class T>
- constexpr T avogadro = T(6.02214076e+23);
-
- /**
- * Boltzmann constant (k), in joule per kelvin.
- *
- * @see https://physics.nist.gov/cgi-bin/cuu/Value?k
- */
- template <class T>
- constexpr T boltzmann = T(1.380649e-23);
-
- /**
- * Molar gas constant (R), in joule per kelvin per mole.
- *
- * @see https://en.wikipedia.org/wiki/Gas_constant
- */
- template <class T>
- constexpr T gas = T(8.31446261815324);
-
- /**
- * Gravitational constant (G), in cubic meter per second squared per kilogram.
- *
- * @see https://physics.nist.gov/cgi-bin/cuu/Value?G
- */
- template <class T>
- constexpr T gravitational = T(6.67430e-11);
-
- /**
- * Planck constant (h), in joule per hertz.
- *
- * @see https://physics.nist.gov/cgi-bin/cuu/Value?h
- */
- template <class T>
- constexpr T planck = T(6.62607015e-34);
-
- /**
- * Stefan-Boltzmann constant (sigma), in watt per square meter kelvin to the fourth.
- *
- * @see https://en.wikipedia.org/wiki/Stefan%E2%80%93Boltzmann_constant
- */
- template <class T>
- constexpr T stefan_boltzmann = T(5.67037441918442945397099673188923087584012297029130e-8);
-
- /**
- * Speed of light in vacuum (c), in meters per second.
- *
- * @see https://physics.nist.gov/cgi-bin/cuu/Value?c
- */
- template <class T>
- constexpr T speed_of_light = T(299792458);
-
- } // namespace constants
-
- } // namespace physics
-
- #endif // ANTKEEPER_PHYSICS_CONSTANTS_HPP
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