SnS₂ (Tin disulfide)

2D materials

1 dataset, together covering 0.3–3.3 µm. Default: Ermolaev et al. 2022: thin film; n 0.300–3.30 µm, k 0.300–0.629 µm.

Compare datasets

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

Datasets

Ermolaev et al. 2022: thin film; n 0.300–3.30 µm, k 0.300–0.629 µm n,k 0.3–3.3 µm default

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# SnS2 (Tin disulfide): Ermolaev et al. 2022: thin film; n 0.300–3.30 µm, k 0.300–0.629 µm
sns2 = ls.fetch_refractiveindex("main", "SnS2", "Ermolaev", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(sns2.range_nm)  # (300, 3300) nm
eps = sns2.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_877289433939/lightsmith"
sns2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(sns2.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (sns2/ermolaev-2022).

# ... load sns2 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=sns2)],
    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 SnS2 (Tin disulfide)

Tin disulfide (SnS₂) is a layered material with a hexagonal crystal structure. It is an n-type semiconductor and exhibits a direct bandgap, making it of interest for optoelectronic applications. Due to its semiconducting nature, it has potential uses in photodetectors, solar cells, and field-effect transistors. Additionally, SnS₂ has shown promise in the field of energy storage and can be employed as an anode material in lithium-ion batteries. The layered structure of SnS₂ also means that it can be exfoliated into thin layers or nanosheets, similar to graphene, enabling its use in the growing field of two-dimensional materials for next-generation devices.

Other names: Tin disulfide, Tin(IV) sulfide, Tin sulfide, Stannic sulfide, Mosaic gold, Bis(sulfanylidene)tin

API: /v1/materials/mat_dfa2c67af3c4 · slug sns2