"supercollimation" meaning in English

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  "etymology_text": "From super- + collimation.",
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      "form": "supercollimations",
      "tags": [
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  "lang_code": "en",
  "pos": "noun",
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          "ref": "2016, Alexander Cerjan, Aaswath Raman, Shanhui Fan, “Exceptional contours and band structure design in parity-time symmetric photonic crystals”, in arXiv:",
          "text": "In photonic crystals, such thresholdless #x5C;mathcal#x7B;PT#x7D; transitions are shown to yield significant control over the band structure of the system, and can result in all-angle supercollimation, a #x5C;mathcal#x7B;PT#x7D;-superprism effect, and unidirectional behavior..",
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      "glosses": [
        "The focusing of radiation into a finite-width beam that shows very little diffraction."
      ],
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          "physics",
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        "(physics) The focusing of radiation into a finite-width beam that shows very little diffraction."
      ],
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        "natural-sciences",
        "physical-sciences",
        "physics"
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  "word": "supercollimation"
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  ],
  "etymology_text": "From super- + collimation.",
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    {
      "form": "supercollimations",
      "tags": [
        "plural"
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        "The focusing of radiation into a finite-width beam that shows very little diffraction."
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        "(physics) The focusing of radiation into a finite-width beam that shows very little diffraction."
      ],
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        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
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  "word": "supercollimation"
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