In (Indium)

4 datasets, together covering 0.3444–10 µm. Default: Mathewson and Myers 1971: n,k 0.344–1.77 µm; 298 K.

Compare datasets

Tick datasets in the list to add them to the plot (up to 12).

Datasets

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# In (Indium): Mathewson and Myers 1971: n,k 0.344–1.77 µm; 298 K
in = ls.fetch_refractiveindex("main", "In", "Mathewson-298K", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(in.range_nm)  # (344.4, 1771.2) nm
eps = in.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_45eb81a4c323/lightsmith"
in = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(in.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (in/mathewson-myers-1971-298k).

# ... load in as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=in)],
    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 In (Indium)

Indium (In) is a soft, malleable metal that is primarily used in the electronics industry for making semiconductors, transistors, and a variety of other components. In the realm of optics, indium is often employed in the fabrication of photodetectors and infrared sensors due to its unique electronic properties. Indium-tin oxide (ITO) is a transparent conductive oxide that serves as a popular material for making touch screens, LED displays, and solar cells. Indium is also frequently used to create low-melting alloys for a variety of other technological applications. Despite its widespread use, indium is relatively rare and expensive. Precautions should be taken when handling indium compounds due to potential toxicity.

Other names: Indium

API: /v1/materials/mat_35935095a026 · slug in