{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,6]],"date-time":"2025-10-06T19:22:07Z","timestamp":1759778527086,"version":"3.41.2"},"reference-count":27,"publisher":"AIP Publishing","issue":"14","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2006,10,2]]},"abstract":"<jats:p>The authors report the use of a cross-linkable polyfluorene to fabricate multilayer light-emitting diodes (LEDs), thereby avoiding the restriction to combine polymeric solutions in different solvents. In particular, we find that for LEDs fabricated with a hole-injection layer of poly(3,4-ethylenedioxythiophene) doped with polystyrene sulfonic acid (PEDOT), with magnesium cathodes and with poly(9,9-dioctylfluorene-alt-benzothiadiazole) (F8BT), as emissive layer, its electroluminescence efficiency increases from 2to5.5cd\u2215A upon insertion of the cross-linked polyfluorene between PEDOT and F8BT. This efficiency increase is attributed to an improvement of charge carrier balance within the F8BT emissive layer and a reduction of exciton quenching at PEDOT interface.<\/jats:p>","DOI":"10.1063\/1.2360243","type":"journal-article","created":{"date-parts":[[2006,10,6]],"date-time":"2006-10-06T22:52:20Z","timestamp":1160175140000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":22,"title":["Use of cross-linkable polyfluorene in the fabrication of multilayer polyfluorene-based light-emitting diodes with improved efficiency"],"prefix":"10.1063","volume":"89","author":[{"given":"A.","family":"Charas","sequence":"first","affiliation":[{"name":"Instituto de Telecomunica\u00e7\u00f5es , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"}]},{"given":"H.","family":"Alves","sequence":"additional","affiliation":[{"name":"Instituto de Telecomunica\u00e7\u00f5es , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"}]},{"given":"L.","family":"Alc\u00e1cer","sequence":"additional","affiliation":[{"name":"Instituto de Telecomunica\u00e7\u00f5es , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal and Departamento de Engenharia Qu\u00edmica e Biol\u00f3gica, , Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"},{"name":"Instituto Superior T\u00e9cnico , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal and Departamento de Engenharia Qu\u00edmica e Biol\u00f3gica, , Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"}]},{"given":"J.","family":"Morgado","sequence":"additional","affiliation":[{"name":"Instituto de Telecomunica\u00e7\u00f5es , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal and Departamento de Engenharia Qu\u00edmica e Biol\u00f3gica, , Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"},{"name":"Instituto Superior T\u00e9cnico , Instituto Superior T\u00e9cnico, Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal and Departamento de Engenharia Qu\u00edmica e Biol\u00f3gica, , Avenida Rovisco Pais, P-1049-001 Lisboa, Portugal"}]}],"member":"317","published-online":{"date-parts":[[2006,10,6]]},"reference":[{"key":"2023070303151292500_c1","doi-asserted-by":"publisher","first-page":"2436","DOI":"10.1063\/1.1467981","volume":"80","year":"2002","journal-title":"Appl. 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