BeO (Beryllium monoxide)

Glasses, oxides and dielectrics anisotropic

2 datasets, together covering 0.44–7 µm. Default: Edwards and White 1991: n(o) 0.44–7.0 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

# BeO (Beryllium monoxide): Edwards and White 1991: n(o) 0.44–7.0 µm
beo = ls.fetch_refractiveindex("main", "BeO", "Edwards-o", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(beo.range_nm)  # (440, 7000) nm
eps = beo.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_cce8394f9b97/lightsmith"
beo = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(beo.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (beo/edwards-white-1991-o).

# ... load beo as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=beo)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=440, 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"]).

import json, urllib.request
import lightsmith as ls

url = "https://materials.lightsmith.dev/v1/datasets/ds_cce8394f9b97/lightsmith?model=drude_lorentz"
beo_dl = ls.DrudeLorentz.model_validate(json.load(urllib.request.urlopen(url)))

A dispersive Drude–Lorentz model for time-domain solvers.

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 BeO (Beryllium monoxide)

Beryllium oxide (BeO) is a ceramic material that is prized for its outstanding thermal conductivity and electrical resistivity, making it a valuable material for high-performance applications in the electronics and aerospace industries. In the context of optics, BeO is less commonly used but its high thermal conductivity, low thermal expansion, and excellent dielectric properties make it a candidate for specialized optical applications that require thermal stability. The material is typically produced using methods like hot pressing, and it can be sintered into various shapes and sizes. It is worth noting that BeO is toxic and requires special handling procedures to ensure safety during fabrication and use. Though its optical applications are limited compared to other more conventional optical materials, BeO's unique thermal and electrical properties position it as an intriguing material for research and specialized applications where its unique capabilities can be leveraged. Mineral: Bromellite

Other names: Beryllium monoxide, Beryllia, Beryllium oxide, Beryllium(II) oxide, Bromellite

API: /v1/materials/mat_2e9a8295fe4e · slug beo