Meretska

Data for Main / Eus / Meretska

import os
import matplotlib.pyplot as plt
import numpy as np
import refidx as ri

plt.style.use("../../doc/refidx.mplstyle")
db = ri.DataBase()
matid = ['main', 'EuS', 'Meretska']
mat = db.get_item(matid)
wr = mat.wavelength_range
lamb = np.linspace(*wr, 1000)
index = mat.get_index(lamb)
fig, ax = plt.subplots(2, 1, figsize=(3, 3))
ax[0].plot(lamb, index.real, "-", color="#aa0044")
ax[1].plot(lamb, index.imag, "-", color="#6886b3")
ax[0].set_xlabel(r"Wavelength ($\rm μm$)")
ax[1].set_xlabel(r"Wavelength ($\rm μm$)")
ax[0].set_ylabel(r"$n^{\prime}$")
ax[1].set_ylabel(r"$n^{\prime\prime}$")
plt.suptitle(mat)
mat.print_info(
    html=True,
    tmp_dir=os.path.join("..","..", "doc", "auto_gallery","EuS"),
    filename="out_main_EuS_Meretska.html",
)

Comments

Ellipsometry sample: 100 nm thin film of electron beam evaporated EuS deposited on a 0.5 mm thick Si substrate held at room temperature. The base vacuum of the system was ~6×10^-8 Torr whereas during electron-beam evaporation of EuS it was at ~2×10^-6 Torr.

References

M. L. Meretska, F. H. B. Somhorst, M. Ossiander, Y. Hou, J. Moodera, F. Capasso. Measurements of the magneto-optical properties of thin-film EuS at room temperature in the visible spectrum, Appl. Phys. Lett. 120, 251103 (2022) (Numerical data kindly provided by Frank Somhorst)

Estimated memory usage: 225 MB