Package dev.nm.misc

Class PhysicalConstants

    • Field Summary

      Fields 
      Modifier and Type Field Description
      static double ABSOLUTE_ZERO_T0
      The absolute zero temperature in Celsius (°C).
      static double ATOMIC_MASS_MU
      The atomic mass constant \(m_u\) in kilograms (kg).
      static double AVOGADRO_NA
      The Avogadro constant \(N_A\), \(L\) in units per mole (mol-1).
      static double BOLTZMANN_K
      The Boltzmann constant \(k\) in joule per kelvin (J K-1).
      static double CHARACTERISTIC_IMPEDANCE_Z0
      The characteristic impedance of vacuum \(Z_0\) in ohms (Ω).
      static double CONDUCTANCE_QUANTUM_G0
      The conductance quantum \(G_0\) in siemens (s).
      static double ELECTRIC_EPSILON0
      The electric permittivity or electrical constant \(\epsilon_0\) in farads per meter (F m-1).
      static double ELECTRON_MASS_ME
      The electron rest mass \(m_e\) in kilograms (kg).
      static double ELECTRON_VOLT_EV
      The electron volt \(eV\) in joules (J).
      static double ELEMENTARY_CHARGE_E
      The elementary charge \(e\) in coulombs (C).
      static double FARADAY_F
      The Faraday constant \(F\) in coulombs per mole (C mol-1).
      static double FINE_STRUCTURE_ALPHA
      The fine-structure constant \(\alpha\) (dimensionless).
      static double GRAVITATIONAL_G
      The Newtonian constant of gravitation \(G\) in meters cubed per kilogram per second squared (m3 kg-1 s-2).
      static double INVERSE_FINE_STRUCTURE_ALPHA1
      The inverse fine-structure constant \(\alpha^{-1}\) (dimensionless).
      static int LIGHT_SPEED_C
      The speed of light in a vacuum \(c\), \(c_0\) in meters per second (m s-1).
      static double MAGNETIC_FLUX_QUANTUM_PHI0
      The magnetic flux quantum \(\Phi_0\) in webers (Wb).
      static double MAGNETIC_MU0
      The magnetic constant \(\mu_0\) in henries per meter (H m-1) or newtons per ampere squared (N A-2).
      static double MOLAR_GAS_R
      The molar gas constant \(R\) in joule per kelvin mole (J mol-1 K-1).
      static double NEUTRON_MASS_M
      The neutron mass in kilograms (kg).
      static double PLANCK_H
      The Planck constant \(h\) in joule seconds (J s).
      static double PLANCK_REDUCED_HBAR
      The reduced Planck constant (or Dirac constant) \(\hbar\), defined as the Planck constant divided by 2π, in joule seconds (J s).
      static double PROTON_ELECTRON_MASS_RATIO
      The proton-electron mass ratio \(m_p/m_e\) (dimensionless).
      static double PROTON_MASS_MP
      The proton mass \(m_p\) in kilograms (kg).
      static double RYDBERG_RINF
      The Rydberg constant \(R_{\infty}\) in reciprocal meter (m-1).
      static double STEFAN_BOLTZMANN_SIGMA
      The Stegan-Boltzmann constant \(\sigma\) in (W m-2 K-4).
    • Field Detail

      • ATOMIC_MASS_MU

        public static final double ATOMIC_MASS_MU
        The atomic mass constant \(m_u\) in kilograms (kg).
        See Also:
        Constant Field Values
      • AVOGADRO_NA

        public static final double AVOGADRO_NA
        The Avogadro constant \(N_A\), \(L\) in units per mole (mol-1).
        See Also:
        Constant Field Values
      • BOLTZMANN_K

        public static final double BOLTZMANN_K
        The Boltzmann constant \(k\) in joule per kelvin (J K-1).
        See Also:
        Constant Field Values
      • CHARACTERISTIC_IMPEDANCE_Z0

        public static final double CHARACTERISTIC_IMPEDANCE_Z0
        The characteristic impedance of vacuum \(Z_0\) in ohms (Ω).
        See Also:
        Constant Field Values
      • CONDUCTANCE_QUANTUM_G0

        public static final double CONDUCTANCE_QUANTUM_G0
        The conductance quantum \(G_0\) in siemens (s).
        See Also:
        Constant Field Values
      • ELECTRIC_EPSILON0

        public static final double ELECTRIC_EPSILON0
        The electric permittivity or electrical constant \(\epsilon_0\) in farads per meter (F m-1).
        See Also:
        Constant Field Values
      • ELECTRON_MASS_ME

        public static final double ELECTRON_MASS_ME
        The electron rest mass \(m_e\) in kilograms (kg).
        See Also:
        Constant Field Values
      • ELECTRON_VOLT_EV

        public static final double ELECTRON_VOLT_EV
        The electron volt \(eV\) in joules (J).
        See Also:
        Constant Field Values
      • ELEMENTARY_CHARGE_E

        public static final double ELEMENTARY_CHARGE_E
        The elementary charge \(e\) in coulombs (C).
        See Also:
        Constant Field Values
      • FARADAY_F

        public static final double FARADAY_F
        The Faraday constant \(F\) in coulombs per mole (C mol-1).
        See Also:
        Constant Field Values
      • GRAVITATIONAL_G

        public static final double GRAVITATIONAL_G
        The Newtonian constant of gravitation \(G\) in meters cubed per kilogram per second squared (m3 kg-1 s-2).
        See Also:
        Constant Field Values
      • INVERSE_FINE_STRUCTURE_ALPHA1

        public static final double INVERSE_FINE_STRUCTURE_ALPHA1
        The inverse fine-structure constant \(\alpha^{-1}\) (dimensionless).
        See Also:
        Constant Field Values
      • LIGHT_SPEED_C

        public static final int LIGHT_SPEED_C
        The speed of light in a vacuum \(c\), \(c_0\) in meters per second (m s-1).
        See Also:
        Constant Field Values
      • MAGNETIC_MU0

        public static final double MAGNETIC_MU0
        The magnetic constant \(\mu_0\) in henries per meter (H m-1) or newtons per ampere squared (N A-2).
        See Also:
        Constant Field Values
      • MAGNETIC_FLUX_QUANTUM_PHI0

        public static final double MAGNETIC_FLUX_QUANTUM_PHI0
        The magnetic flux quantum \(\Phi_0\) in webers (Wb).
        See Also:
        Constant Field Values
      • MOLAR_GAS_R

        public static final double MOLAR_GAS_R
        The molar gas constant \(R\) in joule per kelvin mole (J mol-1 K-1).
        See Also:
        Constant Field Values
      • NEUTRON_MASS_M

        public static final double NEUTRON_MASS_M
        The neutron mass in kilograms (kg).
        See Also:
        Constant Field Values
      • PLANCK_H

        public static final double PLANCK_H
        The Planck constant \(h\) in joule seconds (J s).
        See Also:
        Constant Field Values
      • PLANCK_REDUCED_HBAR

        public static final double PLANCK_REDUCED_HBAR
        The reduced Planck constant (or Dirac constant) \(\hbar\), defined as the Planck constant divided by 2π, in joule seconds (J s).
        See Also:
        Constant Field Values
      • PROTON_ELECTRON_MASS_RATIO

        public static final double PROTON_ELECTRON_MASS_RATIO
        The proton-electron mass ratio \(m_p/m_e\) (dimensionless).
        See Also:
        Constant Field Values
      • PROTON_MASS_MP

        public static final double PROTON_MASS_MP
        The proton mass \(m_p\) in kilograms (kg).
        See Also:
        Constant Field Values
      • RYDBERG_RINF

        public static final double RYDBERG_RINF
        The Rydberg constant \(R_{\infty}\) in reciprocal meter (m-1).
        See Also:
        Constant Field Values
      • STEFAN_BOLTZMANN_SIGMA

        public static final double STEFAN_BOLTZMANN_SIGMA
        The Stegan-Boltzmann constant \(\sigma\) in (W m-2 K-4).
        See Also:
        Constant Field Values