epsAu | R Documentation |
permittivity gold
epsAu( wavelength, epsilon.infty = 1.54, lambda.p = 177.5, mu.p = 14500, A1 = 1.27, phi1 = -pi/4, lambda1 = 470, mu1 = 1900, A2 = 1.1, phi2 = -pi/4, lambda2 = 325, mu2 = 1060 )
wavelength |
wavelength in nm |
epsilon.infty |
background dielectric constant |
lambda.p |
plasma wavelength |
mu.p |
damping constant |
A1 |
A1 |
phi1 |
phi1 |
lambda1 |
lambda1 |
mu1 |
mu1 |
A2 |
A2 |
phi2 |
phi2 |
lambda2 |
lambda2 |
mu2 |
mu2 |
analytical dielectric function of Au (Drude model + interband transitions)
data.frame
baptiste Auguie
Principles of surface-enhanced Raman spectroscopy and related plasmonic effects Eric C. Le Ru and Pablo G. Etchegoin, published by Elsevier, Amsterdam (2009).
Other user_level permittivity:
epsAg()
require(dielectric) ; data(AuJC) wvl <- seq(300, 900) gold <- epsAu(wvl) matplot(gold$wavelength, cbind(Re(gold$epsilon), Im(gold$epsilon)), t="l", lty=1, xlab = "wavelength / nm", ylab = "Dielectric function") matpoints(AuJC$wavelength, cbind(Re(AuJC$epsilon), Im(AuJC$epsilon)), pch=1)
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