{
  "schema": 1,
  "id": "lit-cathode-2021-fig5",
  "version": "1.0.0",
  "category": "style",
  "palette_kind": "categorical",
  "name": "Red / blue / magenta · diffraction",
  "name_zh": "红蓝品红 · 衍射对照",
  "description": "Selected source vector strokes; original previews and a generic sample mapping.",
  "description_zh": "文献线条取色；图样与样品映射由 VoltPeer 单独生成。",
  "author": "VoltPeer",
  "license": "CC-BY-4.0",
  "background": "#FFFFFF",
  "series": [
    "#FF0000",
    "#0000FF",
    "#FC00FC"
  ],
  "observed_series": [
    "#FF0000",
    "#0000FF",
    "#FF00FF"
  ],
  "adjustments": [
    {
      "observed": "#FF00FF",
      "used": "#FC00FC",
      "reason": "Darkened to measured white-background contrast ≥3.2 for thin traces."
    }
  ],
  "roles": {
    "reference_or_baseline": "#FF0000",
    "new_or_intervention": "#0000FF",
    "limitation_or_failure": "#FC00FC",
    "mechanism_or_model": "#FC00FC",
    "neutral_context": "#4F5A67"
  },
  "pastels": {
    "blue": "#EAF0F8",
    "teal": "#E8F4F2",
    "rust": "#F8EDE7",
    "purple": "#F1ECF8"
  },
  "line_pt": 1.15,
  "role_scope": "Generic roles and pale auxiliary fills are VoltPeer additions; not the source paper sample semantics.",
  "paper": {
    "doi": "10.1038/s41467-021-27313-5",
    "doi_url": "https://doi.org/10.1038/s41467-021-27313-5",
    "title": "A rechargeable aqueous manganese-ion battery based on intercalation chemistry",
    "authors": [
      "Bi, Songshan",
      "Wang, Shuai",
      "Yue, Fang",
      "Tie, Zhiwei",
      "Niu, Zhiqiang"
    ],
    "journal": "Nature Communications",
    "publication_date": "2021-11-30",
    "url": "https://www.nature.com/articles/s41467-021-27313-5",
    "metadata_source": "Publisher HTML citation metadata",
    "checked_at": "2026-10-07"
  },
  "colour_source": {
    "figure": "5",
    "panels": "h",
    "pdf_page": 7,
    "method": "PDF vector stroke RGB → rounded 8-bit HEX; source page visually checked. No bitmap figure is redistributed.",
    "pdf_sha256": "ac1d06d65185862905bc036d8ee2f43b594ad430cdc8d0f3910465e1d8cf7852",
    "licence": "CC-BY-4.0",
    "licence_url": "https://creativecommons.org/licenses/by/4.0/",
    "observation_boxes_pt": {
      "#FF0000": [
        [
          202.41,
          66.7,
          214.65,
          94.2
        ],
        [
          178.52,
          94.2,
          202.41,
          98.51
        ],
        [
          157.97,
          98.45,
          178.52,
          109.02
        ],
        [
          151.84,
          109.02,
          157.97,
          151.06
        ],
        [
          231.19,
          341.57,
          385.67,
          362.22
        ]
      ],
      "#0000FF": [
        [
          143.21,
          127.4,
          151.88,
          151.98
        ],
        [
          128.28,
          103.22,
          143.21,
          127.4
        ],
        [
          91.69,
          80.48,
          106.57,
          102.88
        ],
        [
          231.19,
          398.82,
          385.67,
          415.99
        ]
      ],
      "#FF00FF": [
        [
          231.19,
          368.16,
          385.67,
          388.77
        ]
      ]
    },
    "review": "selected curves / outlines only; unrelated microscopy and photographs excluded"
  },
  "saturation": "high",
  "preview_scope": "Original analytic teaching models; no measured values from the cited paper.",
  "cvd_level": "not_verified",
  "white_contrast": [
    3.998,
    8.592,
    3.209
  ],
  "source_credit": {
    "source": "Bi, Songshan et al. · Nature Communications 2021 · Fig. 5",
    "author": "Bi, Songshan, Wang, Shuai, Yue, Fang, Tie, Zhiwei, Niu, Zhiqiang",
    "url": "https://doi.org/10.1038/s41467-021-27313-5",
    "licence": "CC-BY-4.0",
    "scope": "Vector stroke colours selected from the cited figure; explicit contrast adjustments recorded. Plot/code/data are independent teaching materials."
  },
  "created_at": "2026-10-07",
  "updated_at": "2026-10-07"
}