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        "description": "The quoted temperature was obtained in the later molasses stage, not inside the initial magneto-optical trap. The result relies on imaging and expansion analysis; it did not establish a quantum-degenerate gas or demonstrate the later applications proposed in the paper.",
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      "statement": "# Three-dimensional optical molasses cools CaF molecules below the Doppler limit\n\nTruppe and colleagues trapped calcium monofluoride molecules, then switched the trap field off and applied three-dimensional optical molasses. Expansion images gave a temperature of 52 ± 2 microkelvin for the stated measurement, below the relevant Doppler limit. The work improved access to colder molecular samples.\n\n## Scientific scope\n\nThe quoted temperature was obtained in the later molasses stage, not inside the initial magneto-optical trap. The result relies on imaging and expansion analysis; it did not establish a quantum-degenerate gas or demonstrate the later applications proposed in the paper.\n\n## Reading status\n\nThis is a source-linked WRS catalogue note. A full explanatory guide and independent scientific reconstruction have not been completed for this entry. Read the identified original work for its complete narrative and arguments.\n\n## People and systems\n\nS. Truppe; H. J. Williams; M. Hambach; L. Caldwell; N. J. Fitch; E. A. Hinds; B. E. Sauer; M. R. Tarbutt\n\nThese are the source-listed authors of this specific paper. Individual effort, author nationality and unresolved cross-record identities are not inferred.\n\n\n\n## Original sources\n\n- [Molecules cooled below the Doppler limit (author preprint, version 1)](https://arxiv.org/pdf/1703.00580v1)\n",
      "summary": "Truppe and colleagues trapped calcium monofluoride molecules, then switched the trap field off and applied three-dimensional optical molasses. Expansion images gave a temperature of 52 ± 2 microkelvin for the stated measurement, below the relevant Doppler limit. The work improved access to colder molecular samples.",
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    "what_changed": "Truppe and colleagues trapped calcium monofluoride molecules, then switched the trap field off and applied three-dimensional optical molasses. Expansion images gave a temperature of 52 ± 2 microkelvin for the stated measurement, below the relevant Doppler limit. The work improved access to colder molecular samples.",
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