ground-truth/10.1038_srep16291.json

[
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    "label": "Cu2S_thin-film",
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          {
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            ],
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        ]
      },
      {
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          {
            "@value": "annealed sample",
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          }
        ],
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          {
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          }
        ]
      },
      {
        "@type": "Activity",
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            "@value": "0.5 Pa",
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]