MoOCl2 (Molybdenum oxychloride)
2D materials anisotropic
3 datasets, together covering 0.36–1.7 µm. Default: Ermolaev et al. 2025: n,k(α) 0.360–1.70 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
# MoOCl2 (Molybdenum oxychloride): Ermolaev et al. 2025: n,k(α) 0.360–1.70 µm
moocl2 = ls.fetch_refractiveindex("main", "MoOCl2", "Ermolaev-alpha", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(moocl2.range_nm) # (360, 1700) nm
eps = moocl2.eps([633]) # complex permittivityDownloads 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_66c1365d070d/lightsmith"
moocl2 = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(moocl2.source) # citation and provenance travel with the dataAny dataset here, as the library's Tabulated material (moocl2/ermolaev-2025-alpha).
# ... load moocl2 as above, then:
sim = ls.Simulation(
particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=moocl2)],
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 wavelengthSame spec runs with DDA, FDTD, BEM or T-matrix: ls.compare(sim, ["mie", "dda"]).
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 MoOCl2 (Molybdenum oxychloride)
Molybdenum oxychloride (MoOCl2) is an inorganic molybdenum compound belonging to the family of transition-metal oxyhalides. Compounds of this class typically feature mixed metal–oxygen and metal–halogen bonding and often form layered or chain-like crystal structures. The presence of both oxide and chloride ligands leads to distinct electronic and optical properties compared to simple oxides or halides.
MoOCl2 and related molybdenum oxychlorides have been studied primarily in the context of solid-state chemistry, coordination chemistry, and as precursors for the synthesis of other molybdenum-based materials. Due to its anisotropic bonding and potential low-dimensional structural motifs, MoOCl2 may exhibit direction-dependent optical properties. Experimental data on its refractive index and absorption are limited, and reported optical constants depend on sample form, preparation method, and measurement conditions.
Other names: Molybdenum oxychloride
API: /v1/materials/mat_2ba91a872d6d · slug moocl2