Internal, near-surface, and scattered electromagnetic fields for a layered spheroid with arbitrary illumination.

{
  "study_type": "engineering",
  "exposure": {
    "band": null,
    "source": null,
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": null,
  "sample_size": null,
  "outcomes": [
    "Internal electromagnetic fields (modeled)",
    "Near-surface electromagnetic fields (modeled)",
    "Scattered electromagnetic fields (modeled)"
  ],
  "main_findings": "A spheroidal coordinate separation-of-variables solution is presented to determine internal, near-surface, and scattered electromagnetic fields for a layered prolate or oblate spheroid under arbitrary monochromatic illumination (e.g., plane wave or focused Gaussian beam). Example calculated results are shown for layered 2:1 axis ratio prolate and oblate spheroids with an equivalent sphere size parameter of 20.",
  "effect_direction": "unclear",
  "limitations": [
    "No biological population or health outcomes described",
    "Frequency and exposure metrics (e.g., MHz, SAR) not specified in the abstract",
    "Results described as calculated/modeling examples without validation details in the abstract"
  ],
  "evidence_strength": "insufficient",
  "confidence": 0.74,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "layered spheroid",
    "prolate spheroid",
    "oblate spheroid",
    "electromagnetic fields",
    "scattering",
    "near-surface fields",
    "separation of variables",
    "monochromatic illumination",
    "plane wave",
    "Gaussian beam"
  ],
  "suggested_hubs": []
}