17 lines
576 B
Fortran
17 lines
576 B
Fortran
!Physical and mathematical constants
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MODULE moduleConstParam
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IMPLICIT NONE
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PUBLIC
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REAL(8), PARAMETER:: PI = 4.D0*DATAN(1.D0) !number pi
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REAL(8), PARAMETER:: PI2 = 2.D0*PI !2*pi
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REAL(8), PARAMETER:: PI8 = 8.D0*PI !2*pi
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REAL(8), PARAMETER:: sccm2atomPerS = 4.5D17 !sccm to atom s^-1
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REAL(8), PARAMETER:: qe = 1.60217662D-19 !Elementary charge
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REAL(8), PARAMETER:: kb = 1.38064852D-23 !Boltzmann constants SI
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REAL(8), PARAMETER:: eV2J = qe !Electron volt to Joule conversion
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REAL(8), PARAMETER:: eps_0 = 8.8542D-12 !Epsilon_0
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END MODULE moduleConstParam
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