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Dielectric Function

Look up and interactively plot the MBJ dielectric function ε(ω) for any JARVIS-DFT material. Supports search by JARVIS ID, chemical formula, space group, and MBJ band gap range.

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Overview

Look up and interactively plot the MBJ dielectric function ε(ω) for any JARVIS-DFT material. Supports search by JARVIS ID, chemical formula, space group, and MBJ band gap range.

Data Source

dft_3d

Endpoints

  • GET /dielectric_function
  • POST /dielectric_function/search
  • GET /dielectric_function/data/{jid}

Request Models: DielectricSearchRequest

Authentication

All POST endpoints require Authorization: Bearer YOUR_TOKEN.

API Example

import requests

response = requests.post(
    "https://atomgpt.org/dielectric_function/search",
    headers={
        "Authorization": "Bearer sk-XYZ",
        "accept": "application/json",
        "Content-Type": "application/json",
    },
    json={"jid": "JVASP-1002"},
)
data = response.json()
print(data)

AGAPI Agent

from agapi.agents import AGAPIAgent
import os

agent = AGAPIAgent(api_key=os.environ.get("AGAPI_KEY"))
response = agent.query_sync("Show dielectric function for Silicon")
print(response)

Reference

  • Nature Sci. Data 5, 180082 (2018)