// This code implementation is the intellectual property of // the GEANT4 collaboration. // // By copying, distributing or modifying the Program (or any work // based on the Program) you indicate your acceptance of this statement, // and all its terms. // // $Id: G4UnitsTest.hh,v 1.4 1999/11/19 09:19:30 gcosmo Exp $ // GEANT4 tag $Name: geant4-01-00 $ // // ---------------------------------------------------------------------- // // Class description: // // This file is a modified version of SystemOfUnits.h // It is provided for checking the overall 'units coherence' of the // Geant4 kernel. // ------- // Warning: if you use it, do not forget to recompile the whole Geant4 kernel // ------- // The basic units are those of the International System: // // meter // second // kilogram // ampere // degree kelvin // the amount of substance (mole) // luminous intensity (candela) // radian // steradian // // // The SI numerical value of the positron charge is defined here, // as it is needed for conversion factor : positron charge = e_SI (coulomb) // // The others physical constants are defined in the header file : // PhysicalConstants.h // // Authors: M.Maire, S.Giani // // History: // // 10.03.99 created #ifndef G4UNITSTEST_HH #define G4UNITSTEST_HH #include // // Length [L] // static const HepDouble meter = 1.; static const HepDouble meter2 = meter*meter; static const HepDouble meter3 = meter*meter*meter; static const HepDouble millimeter = 0.001*meter; static const HepDouble millimeter2 = millimeter*millimeter; static const HepDouble millimeter3 = millimeter*millimeter*millimeter; static const HepDouble centimeter = 10.*millimeter; static const HepDouble centimeter2 = centimeter*centimeter; static const HepDouble centimeter3 = centimeter*centimeter*centimeter; static const HepDouble kilometer = 1000.*meter; static const HepDouble kilometer2 = kilometer*kilometer; static const HepDouble kilometer3 = kilometer*kilometer*kilometer; static const HepDouble micrometer = 1.e-6 *meter; static const HepDouble nanometer = 1.e-9 *meter; static const HepDouble angstrom = 1.e-10*meter; static const HepDouble fermi = 1.e-15*meter; static const HepDouble barn = 1.e-28*meter2; static const HepDouble millibarn = 1.e-3 *barn; static const HepDouble microbarn = 1.e-6 *barn; static const HepDouble nanobarn = 1.e-9 *barn; static const HepDouble picobarn = 1.e-12*barn; // symbols static const HepDouble mm = millimeter; static const HepDouble mm2 = millimeter2; static const HepDouble mm3 = millimeter3; static const HepDouble cm = centimeter; static const HepDouble cm2 = centimeter2; static const HepDouble cm3 = centimeter3; static const HepDouble m = meter; static const HepDouble m2 = meter2; static const HepDouble m3 = meter3; static const HepDouble km = kilometer; static const HepDouble km2 = kilometer2; static const HepDouble km3 = kilometer3; // // Angle // static const HepDouble radian = 1.; static const HepDouble milliradian = 1.e-3*radian; static const HepDouble degree = (3.14159265358979323846/180.0)*radian; static const HepDouble steradian = 1.; // symbols static const HepDouble rad = radian; static const HepDouble mrad = milliradian; static const HepDouble sr = steradian; static const HepDouble deg = degree; // // Time [T] // static const HepDouble second = 1.; static const HepDouble nanosecond = 1.e-9 *second; static const HepDouble millisecond = 1.e-3 *second; static const HepDouble microsecond = 1.e-6 *second; static const HepDouble picosecond = 1.e-12*second; static const HepDouble hertz = 1./second; static const HepDouble kilohertz = 1.e+3*hertz; static const HepDouble megahertz = 1.e+6*hertz; // symbols static const HepDouble ns = nanosecond; static const HepDouble s = second; static const HepDouble ms = millisecond; // // Mass [E][T^2][L^-2] // static const HepDouble kilogram = 1.; static const HepDouble gram = 1.e-3*kilogram; static const HepDouble milligram = 1.e-3*gram; // symbols static const HepDouble kg = kilogram; static const HepDouble g = gram; static const HepDouble mg = milligram; // // Electric current [Q][T^-1] // static const HepDouble ampere = 1.; static const HepDouble milliampere = 1.e-3*ampere; static const HepDouble microampere = 1.e-6*ampere; static const HepDouble nanoampere = 1.e-9*ampere; // // Electric charge [Q] // static const HepDouble coulomb = ampere*second; static const HepDouble e_SI = 1.60217733e-19; // positron charge in coulomb static const HepDouble eplus = e_SI*coulomb ; // positron charge // // Energy [E] // static const HepDouble joule = kg*m*m/(s*s); static const HepDouble electronvolt = e_SI*joule; static const HepDouble kiloelectronvolt = 1.e+3*electronvolt; static const HepDouble megaelectronvolt = 1.e+6*electronvolt; static const HepDouble gigaelectronvolt = 1.e+9*electronvolt; static const HepDouble teraelectronvolt = 1.e+12*electronvolt; static const HepDouble petaelectronvolt = 1.e+15*electronvolt; // symbols static const HepDouble MeV = megaelectronvolt; static const HepDouble eV = electronvolt; static const HepDouble keV = kiloelectronvolt; static const HepDouble GeV = gigaelectronvolt; static const HepDouble TeV = teraelectronvolt; static const HepDouble PeV = petaelectronvolt; // // Power [E][T^-1] // static const HepDouble watt = joule/second; // watt = 6.24150 e+3 * MeV/ns // // Force [E][L^-1] // static const HepDouble newton = joule/meter; // newton = 6.24150 e+9 * MeV/mm // // Pressure [E][L^-3] // #define pascal hep_pascal // a trick to avoid warnings static const HepDouble hep_pascal = newton/m2; // pascal = 6.24150 e+3 * MeV/mm3 static const HepDouble bar = 100000*pascal; // bar = 6.24150 e+8 * MeV/mm3 static const HepDouble atmosphere = 101325*pascal; // atm = 6.32420 e+8 * MeV/mm3 // // Electric potential [E][Q^-1] // static const HepDouble megavolt = megaelectronvolt/eplus; static const HepDouble kilovolt = 1.e-3*megavolt; static const HepDouble volt = 1.e-6*megavolt; // // Electric resistance [E][T][Q^-2] // static const HepDouble ohm = volt/ampere; // ohm = 1.60217e-16*(MeV/eplus)/(eplus/ns) // // Electric capacitance [Q^2][E^-1] // static const HepDouble farad = coulomb/volt; // farad = 6.24150e+24 * eplus/Megavolt static const HepDouble millifarad = 1.e-3*farad; static const HepDouble microfarad = 1.e-6*farad; static const HepDouble nanofarad = 1.e-9*farad; static const HepDouble picofarad = 1.e-12*farad; // // Magnetic Flux [T][E][Q^-1] // static const HepDouble weber = volt*second; // weber = 1000*megavolt*ns // // Magnetic Field [T][E][Q^-1][L^-2] // static const HepDouble tesla = volt*second/meter2; // tesla =0.001*megavolt*ns/mm2 static const HepDouble gauss = 1.e-4*tesla; static const HepDouble kilogauss = 1.e-1*tesla; // // Inductance [T^2][E][Q^-2] // static const HepDouble henry = weber/ampere; // henry = 1.60217e-7*MeV*(ns/eplus)**2 // // Temperature // static const HepDouble kelvin = 1.; // // Amount of substance // static const HepDouble mole = 1.; // // Activity [T^-1] // static const HepDouble becquerel = 1./second ; static const HepDouble curie = 3.7e+10 * becquerel; // // Absorbed dose [L^2][T^-2] // static const HepDouble gray = joule/kilogram ; // // Luminous intensity [I] // static const HepDouble candela = 1.; // // Luminous flux [I] // static const HepDouble lumen = candela*steradian; // // Illuminance [I][L^-2] // static const HepDouble lux = lumen/meter2; // // Miscellaneous // static const HepDouble perCent = 0.01 ; static const HepDouble perThousand = 0.001; static const HepDouble perMillion = 0.000001; #endif /* G4UNITSTEST_HH */