Package xal.tools.beam

Class Constants

java.lang.Object
xal.tools.beam.Constants
public final class Constants extends Object
Author:
Christopher Allen

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    static final double
    BOHR_RADIUS
    Bohr radius of a hydrogen atom (meters)
    static final double
    ELECTRON_ENERGY
    Rest energy of an electron (electron volts)
    static final double
    ELECTRON_MASS
    Rest mass of an electron (Kilograms)
    static final double
    LIGHT_SPEED
    Speed of light in a vacuum (meters/second)
    static final double
    PERMEABILITY
    Magnetic permeability of free space (Henries/meter)
    static final double
    PERMITTIVITY
    Electric permittivity of free space (Farad/meter)
    static final double
    PROTON_ENERGY
    Rest energy of a proton (electron volts)
    static final double
    PROTON_MASS
    Rest mass of a proton (Kilograms)
    static final double
    PROTON_RADIUS
    "Classical" radius of a proton: radius where electrical energy equals rest energy
    static final double
    UNIT_CHARGE
    The unit electric charge (Farads)

  • Method Summary

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Field Details

    • LIGHT_SPEED

      public static final double LIGHT_SPEED
      Speed of light in a vacuum (meters/second)
      See Also:

    • UNIT_CHARGE

      public static final double UNIT_CHARGE
      The unit electric charge (Farads)
      See Also:

    • PERMITTIVITY

      public static final double PERMITTIVITY
      Electric permittivity of free space (Farad/meter)
      See Also:

    • PERMEABILITY

      public static final double PERMEABILITY
      Magnetic permeability of free space (Henries/meter)
      See Also:

    • ELECTRON_MASS

      public static final double ELECTRON_MASS
      Rest mass of an electron (Kilograms)
      See Also:

    • PROTON_MASS

      public static final double PROTON_MASS
      Rest mass of a proton (Kilograms)
      See Also:

    • ELECTRON_ENERGY

      public static final double ELECTRON_ENERGY
      Rest energy of an electron (electron volts)
      See Also:

    • PROTON_ENERGY

      public static final double PROTON_ENERGY
      Rest energy of a proton (electron volts)
      See Also:

    • BOHR_RADIUS

      public static final double BOHR_RADIUS
      Bohr radius of a hydrogen atom (meters)
      See Also:

    • PROTON_RADIUS

      public static final double PROTON_RADIUS
      "Classical" radius of a proton: radius where electrical energy equals rest energy
      See Also: