CaYAlO₄ (Calcium yttrium aluminate, CALYO)

Glasses, oxides and dielectrics anisotropic

2 datasets, together covering 0.35–2.1 µm. Default: Loiko et al. 2017: n(o) 0.35–2.1 µm.

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Datasets

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# CaYAlO4 (Calcium yttrium aluminate, CALYO): Loiko et al. 2017: n(o) 0.35–2.1 µm
cayalo4 = ls.fetch_refractiveindex("main", "CaYAlO4", "Loiko-o", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(cayalo4.range_nm)  # (350, 2100) nm
eps = cayalo4.eps([633])  # complex permittivity

Downloads the original record once (pinned to the imported snapshot) and caches it.

import json, urllib.request
import lightsmith as ls

url = "https://materials.lightsmith.dev/v1/datasets/ds_f47bc5ab6c1b/lightsmith"
cayalo4 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(cayalo4.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (cayalo4/loiko-2017-o).

# ... load cayalo4 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=cayalo4)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=400, stop_nm=1000, num=81),
)
res = ls.solve(sim)  # exact Mie for a sphere
print(res.q_ext)     # extinction efficiency at each wavelength

Same spec runs with DDA, FDTD, BEM or T-matrix: ls.compare(sim, ["mie", "dda"]).

Materials guide Open a sphere of it in Studio Quick start Ask the community

Lightsmith is open source (MIT): Mie, T-matrix, BEM, DDA, FDTD, RCWA, TMM, mode solvers and inverse design behind one spec, on CPU or GPU. GitHub.

About CaYAlO4 (Calcium yttrium aluminate, CALYO)

Calcium yttrium aluminate (CaYAlO₄), abbreviated as CALYO, is an inorganic compound that adopts a monoclinic crystal structure. It is a multifunctional material that has garnered interest for its unique optical and photoluminescent properties. When doped with rare-earth ions like Ce³⁺ or Eu³⁺, CALYO demonstrates excellent photoluminescence and can serve as a useful host material for phosphors and solid-state lasers. Its moderate thermal stability and good mechanical properties also make it an attractive candidate for optical coatings and filters. Furthermore, its relatively wide bandgap and tunable refractive index make it a versatile material for photonic and optoelectronic applications, ranging from waveguides to photodetectors. CALYO can be synthesized through several methods including solid-state reactions and hydrothermal processes, allowing for precise control over its stoichiometry and crystal structure. Overall, the compound's distinctive properties make it a subject of active research and a material with potential for broad applications in the field of optics and photonics.

Other names: Calcium yttrium aluminate, CALYO, Calcium yttrium aluminate, CALYO

API: /v1/materials/mat_712137e52109 · slug cayalo4