PtS₂ (Platinum disulfide)

2D materials

1 dataset, together covering 0.245–3.3 µm. Default: Ermolaev et al. 2021: 5 nm film; n,k 0.245–3.30 µm.

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Datasets

Ermolaev et al. 2021: 5 nm film; n,k 0.245–3.30 µm n,k 0.245–3.3 µm default

Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# PtS2 (Platinum disulfide): Ermolaev et al. 2021: 5 nm film; n,k 0.245–3.30 µm
pts2 = ls.fetch_refractiveindex("main", "PtS2", "Ermolaev", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(pts2.range_nm)  # (245, 3300) nm
eps = pts2.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_5dfda99bb2fc/lightsmith"
pts2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(pts2.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (pts2/ermolaev-2021).

# ... load pts2 as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=pts2)],
    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 PtS2 (Platinum disulfide)

Platinum disulfide (PtS₂) is a layered transition metal dichalcogenide with a structure analogous to that of MoS₂ and WS₂. It exhibits unique electronic properties, making it of interest for potential applications in electronics and optoelectronics. The thin layers of PtS₂ can exhibit semiconducting behavior with a direct bandgap, which is favorable for electronic and photodetection devices. The compound's intrinsic properties, combined with the inherent strength and chemical stability of platinum, suggest potential for its use in nanoscale devices, sensors, and other advanced applications. Additionally, in the context of optics and photonics, PtS₂ thin films might be explored for use in photodetectors and modulators. However, research is ongoing to better understand and harness the unique characteristics of this material.

Other names: Platinum disulfide, Platinum(IV) sulfide, Platinum sulfide, Platinic sulfide, Dithioxoplatinum, Bis(sulfanylidene)platinum

API: /v1/materials/mat_5d521b134d91 · slug pts2