library(ggplot2)
library(dielectric)
## http://refractiveindex.info/legacy/?group=METALS&material=Chromium
Chromium_raw <- read.table("METALS_Chromium_sopra.txt",head=TRUE)
comment(Chromium_raw) <- c(source = "Chromium, SOPRA [http://refractiveindex.info/legacy/?group=METALS&material=Chromium]",
units = "nanometres")
Chromium <- with(Chromium_raw, new("dielectric", wavelength=lambda*1e3,
epsilon=(n+1i*k)^2,
span=range(lambda*1e3),
comment=as.list(comment(Chromium_raw))))
save(Chromium, file="Chromium.rda")
Chromium$set_span(200, 800)
raw <- dielectric2plot(Chromium$raw())
cr <- Chromium$predict()
d <- dielectric2plot(cr)
ggplot(d, aes(wavelength, value)) + geom_path() +
facet_grid(variable~., scales="free") +
geom_point(data=raw)
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