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However, most reported organic compounds met the problem of low Curie point (\n                    <jats:italic>T<\/jats:italic>\n                    <jats:sub>c<\/jats:sub>\n                    ). Here, we report a novel ferroelectric donor\u2013acceptor (D\u2013A) cocrystal, namely 7\n                    <jats:italic>H<\/jats:italic>\n                    \u2010benzo[\n                    <jats:italic>c<\/jats:italic>\n                    ]carbazole\u20131,2,4,5\u2010tetracyanobenzene (BCZ\u2013TCNB), which shows significiant polarization at room temperature and its polar structure can be maintained up to a high melting point of 502 K. Owing to the displacive \u00b7\u00b7\u00b7D\n                    <jats:sup>+<\/jats:sup>\n                    A\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u00b7\u00b7\u00b7D\n                    <jats:sup>+<\/jats:sup>\n                    A\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u00b7\u00b7\u00b7D\n                    <jats:sup>+<\/jats:sup>\n                    A\n                    <jats:sup>\u2212<\/jats:sup>\n                    \u00b7\u00b7\u00b7 packing along\n                    <jats:italic>a<\/jats:italic>\n                    \u2010axis and asymmetric orientation along\n                    <jats:italic>c<\/jats:italic>\n                    \u2010axis, bi\u2010directional polarization behavior is observed in the symmetry breaking binary system. The thermodynamically and dynamically stable polar structure enables a high\u2010temperature melting state, benefiting from strong charge\u2013transfer interaction and other intermolecular interactions. Considering its good piezoelectric coefficient, organic field\u2010effect transistors (OFETs) covered with BCZ\u2013TCNB thin\u2010film exhibits good capability for real\u2010time monitoring of various signals and expressing spatial information.\n                  <\/jats:p>","DOI":"10.1002\/smll.76377","type":"journal-article","created":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T19:51:33Z","timestamp":1792698693000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["High\u2010Temperature Molecular Ferroelectricity in Organic Cocrystal and Its Application in Tactile Sensing"],"prefix":"10.1002","author":[{"given":"Wenju","family":"Li","sequence":"first","affiliation":[{"name":"State Key Laboratory of Flexible Electronics (LoFE) &amp; Institute of Advanced Materials (IAM) Nanjing University of Posts &amp; Telecommunications  Nanjing People's Republic of 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