Dear Ana
if I read correctly your plot, you get an optical photon line at
about 9 10^-9 GeV, or 9 eV
using (approx numbers)
h=4 10^-15 eV s
c=3 10^8 m/s = 3 10^17 nm /s
I get
lambda=1200/9 nm =133 nm
not far from what you need, considering the approx from plot and constants
Paola
> Dear experts,
>
> I am trying to simulate the scintillation spectra in liquid argon using
> the USRBDX card. I am obtaining a narrow peak (I have attached the raw
> plot) and I wish to convert the x-axis in wavelength. I have done the
> energy transformation according to the manual and then used E=hc/lambda,
> but I can't obtain the 128nm value (the liquid argon scintillation line).
> Can you please tell me what am I doing wrong?
> Thank you,
>
> Ana Chiriacescu
>
Paola Sala
INFN Milano
tel. Milano +39-0250317374
tel. CERN +41-227679148
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Received on Fri Apr 02 2021 - 19:04:58 CEST