Cu₂O (Copper(I) oxide)

Semiconductors and photonic platforms

1 dataset, together covering 2.5–55.56 µm. Default: Querry 1985: n,k 2.5–55.6 µm.

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Datasets

Querry 1985: n,k 2.5–55.6 µm n,k 2.5–55.56 µm default

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# Cu2O (Copper(I) oxide): Querry 1985: n,k 2.5–55.6 µm
cu2o = ls.fetch_refractiveindex("main", "Cu2O", "Querry", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(cu2o.range_nm)  # (2500, 55555.6) nm
eps = cu2o.eps([11800])  # 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_eb49a5b22e3f/lightsmith"
cu2o = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(cu2o.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (cu2o/querry-1985).

# ... load cu2o as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=cu2o)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=2500, stop_nm=55560, 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 Cu2O (Copper(I) oxide)

Copper(I) oxide (Cu₂O) is a reddish compound that has applications in a variety of fields including electronics, catalysis, and optics. It forms naturally as a mineral known as cuprite, but can also be synthesized for specific applications. In the context of optics, Cu₂O has been studied for its potential use in photonic devices, owing to its direct band gap. While it isn't commonly used in mainstream optical components, its unique optical properties are being explored for potential use in specialized photonic applications, such as in the development of photodetectors or light-emitting diodes (LEDs). Overall, Copper(I) oxide's versatility extends beyond its traditional roles in metallurgy and catalysis, holding promise for specialized optical applications. Mineral: Cuprite

Other names: Copper(I) oxide, Cuprous oxide, Dicopper oxide, Red copper oxide, Copper oxide, Cuprite

API: /v1/materials/mat_83deea26784a · slug cu2o