C₇H₁₇O3P (Diisopropyl methylphosphonate, DIMP)

2 datasets, together covering 0.814–55.56 µm. Default: Querry 1987: Near-infrared; n,k 0.81–2.5 µm.

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Use it in Lightsmith

Load this data in Python, simulate in one more line

pip install lightsmith

import lightsmith as ls

# C7H17O3P (Diisopropyl methylphosphonate, DIMP): Querry 1987: Near-infrared; n,k 0.81–2.5 µm
c7h17o3p = ls.fetch_refractiveindex("organic", "diisopropyl_methylphosphonate", "Querry-NIR", ref="c5c2f188e848453def5970e347399d653df2ffc2")
print(c7h17o3p.range_nm)  # (814, 2499) nm
eps = c7h17o3p.eps([1430])  # 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_cb2b0aaf379f/lightsmith"
c7h17o3p = ls.Tabulated.model_validate(json.load(urllib.request.urlopen(url)))
print(c7h17o3p.source)  # citation and provenance travel with the data

Any dataset here, as the library's Tabulated material (diisopropyl-methylphosphonate/querry-1987-nir).

# ... load c7h17o3p as above, then:
sim = ls.Simulation(
    particles=[ls.Particle(shape=ls.Sphere(radius_nm=50), material=c7h17o3p)],
    medium_index=1.0,
    wavelengths=ls.WavelengthRange(start_nm=814, 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"]).

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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 C7H17O3P (Diisopropyl methylphosphonate, DIMP)

Diisopropyl methylphosphonate (C₇H₁₇O₃P) is a clear, colorless liquid that is typically utilized for its chelating and complexing properties. This organophosphorus compound has significant relevance in the fields of chemistry and materials science due to its ability to interact with various metal ions. Because of its phosphonate group, it can form complexes with metal cations, often serving as an intermediary or a reactant in various chemical syntheses. Care should be exercised when handling diisopropyl methylphosphonate, ensuring that proper safety precautions are observed, as with many organophosphorus compounds.

Other names: diisopropyl_methylphosphonate, C7H17O3P, Diisopropyl methylphosphonate, DIMP, Diisopropyl methylphosphonate, C₇H₁₇O₃P, DIMP, 2-(Methyl-propan-2-yloxyphosphoryl)oxypropane

API: /v1/materials/mat_78973ebe9967 · slug diisopropyl-methylphosphonate