"rotonization" meaning in English

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  "lang_code": "en",
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          "ref": "2016, Alexey Filinov, “Correlation effects and collective excitations in bosonic bilayers: role of quantum statistics, superfluidity and dimerization transition”, in arXiv",
          "text": "The transition is accompanied by the onset of short-range correlations, suppression of the superfluid response, and rotonization of the excitation spectrum.",
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      "glosses": [
        "The production of rotons"
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        "(physics) The production of rotons"
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  "word": "rotonization"
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        "The production of rotons"
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        "(physics) The production of rotons"
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  "word": "rotonization"
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