{"id":125464,"date":"2018-02-14T14:00:10","date_gmt":"2018-02-14T06:00:10","guid":{"rendered":"\/\/m.iemloyee.com\/?p=125464"},"modified":"2018-02-14T09:08:05","modified_gmt":"2018-02-14T01:08:05","slug":"macromolecules%ef%bc%9a%e4%bb%a5%e5%a4%9a%e6%94%af%e9%93%be%e4%bd%8e%e8%81%9a%e8%8a%b4%e4%b8%ba%e6%9c%89%e6%95%88%e5%a2%9e%e7%9b%8a%e4%bb%8b%e8%b4%a8%e7%9a%84%e4%b8%89%e5%97%aa%e4%b8%ad%e5%bf%83","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=125464","title":{"rendered":"Macromolecules\uff1a\u4ee5\u591a\u652f\u94fe\u4f4e\u805a\u82b4\u4e3a\u6709\u6548\u589e\u76ca\u4ecb\u8d28\u7684\u4e09\u55ea\u4e2d\u5fc3\u8bbe\u8ba1\u5408\u6210\u5355\u5206\u6563\u5927\u5206\u5b50"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span title=\"A set of monodisperse macromolecular starbursts which are composed of triazine center substituted by heterogeneous carbazole and diphenylamine units with multibranched oligofluorenes (TF1 and TF2) have been designed, synthesized, and explored as gain media for organic lasers.\">\u7814\u7a76\u4eba\u5458\u8bbe\u8ba1\u5408\u6210\u4e86\u4e00\u7cfb\u5217\u7531\u5747\u76f8\u5494\u5511\u548c\u4e8c\u82ef\u80fa\u5355\u5143\u53d6\u4ee3\u4e09\u55ea\u4e2d\u5fc3\u4e0e\u591a\u652f\u94fe\u4f4e\u805a\u82b4\uff08TF1\u548cTF2\uff09\u7ec4\u6210\u7684\u5355\u5206\u6563\u5927\u5206\u5b50\u661f\u7206\u5242\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u589e\u76ca\u4ecb\u8d28\u7528\u4e8e\u6709\u673a\u6fc0\u5149\u5668\u3002\u5e76<\/span><span title=\"The thermal, morphological, photophysical, and electrochemical properties and optical gain characteristics of the resulting starbursts have been investigated in comparison with those of their linear counterparts (2FCz and 4FCz) to shed light on better understanding the structure\u2013property relationships.\">\u5df2\u7814\u7a76\u4e86\u7531\u6b64\u4ea7\u751f\u7684\u661f\u7206\u7684\u70ed\u3001\u5f62\u6001\u3001\u5149\u7269\u7406\u3001\u7535\u5316\u5b66\u6027\u8d28\u548c\u5149\u5b66\u589e\u76ca\u7279\u6027\u4e0e\u5176\u7ebf\u6027\u5bf9\u5e94\u7269\uff082FCz\u548c4FCz\uff09\u7684\u76f8\u6bd4\uff0c\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u7ed3\u6784 &#8211; \u6027\u8d28\u5173\u7cfb\u3002<\/span><span title=\"The results manifest that the resulting starburst architectures based on a triazine center with multibranched oligofluorenes are beneficial for depressing the crystallization tendency, leading to enhanced amorphous morphologies, excellent thermal stabilities, and favorable facile solution processability.\">\u7ed3\u679c\u8868\u660e\uff0c\u57fa\u4e8e\u4e09\u55ea\u4e2d\u5fc3\u4e0e\u591a\u652f\u94fe\u4f4e\u805a\u82b4\u5f62\u6210\u7684\u661f\u7206\u7ed3\u6784\u6709\u5229\u4e8e\u6291\u5236\u7ed3\u6676\u8d8b\u52bf\uff0c\u5bfc\u81f4\u975e\u6676\u5f62\u6001\u589e\u5f3a\uff0c\u4ee5\u81f4\u4f18\u5f02\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u826f\u597d\u7684\u6613\u6eb6\u6db2\u53ef\u52a0\u5de5\u6027\u3002<\/span><span title=\"The novel heterogeneous donor\u2013acceptor core structure based on triazine center plays a key role to dominate the electronic properties of the resulting multibranched starbursts and endows the molecules with low-lying LUMO energy levels.\">\u57fa\u4e8e\u4e09\u55ea\u4e2d\u5fc3\u7684\u65b0\u578b\u975e\u5747\u76f8\u7ed9\u4f53 &#8211; \u53d7\u4f53\u6838\u5fc3\u7ed3\u6784\u5bf9\u4e8e\u63a7\u5236\u7531\u6b64\u4ea7\u751f\u7684\u591a\u5206\u679d\u661f\u7206\u7684\u7535\u5b50\u6027\u8d28\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u5e76\u8d4b\u4e88\u5206\u5b50\u4f4eLUMO\u80fd\u7ea7\u3002<\/span><span title=\"Promising amplified spontaneous emission (ASE) characteristics are recorded for the multibranched starbursts, in which TF1 and TF2 exhibit rather low ASE threshold (EthASE) of 4.3 and 10.3 \u03bcJ\/cm2, respectively.\">\u6709\u5e0c\u671b\u653e\u5927\u7684\u81ea\u53d1\u53d1\u5c04\uff08ASE\uff09\u7279\u6027\u88ab\u8bb0\u5f55\u4e0b\u6765\uff0c\u5176\u4e2dTF1\u548cTF2\u5206\u522b\u8868\u73b0\u51fa\u8f83\u4f4e\u7684ASE\u9608\u503c\uff08EthASE\uff094.3\u548c10.3\u03bcJ\/ cm<sup>2<\/sup>\u3002<\/span><span title=\"Remarkably, TF1 and TF2 manifest enhanced ASE stability with no obvious spectral variations (within 2 nm for TF1 and 1 nm for TF2) and almost unchanged EthASE upon increasing the annealing temperature even up to 200 \u00b0C in air.\">\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cTF1\u548cTF2\u8868\u73b0\u51fa\u589e\u5f3a\u7684ASE\u7a33\u5b9a\u6027\uff0c\u6ca1\u6709\u660e\u663e\u7684\u5149\u8c31\u53d8\u5316\uff08TF1\u57282nm\u548cTF2\u4e3a1nm\u4ee5\u5185\uff09\uff0c\u5e76\u4e14\u5728\u7a7a\u6c14\u4e2d\u5c06\u9000\u706b\u6e29\u5ea6\u63d0\u9ad8\u5230200\u2103\u3002<\/span><span title=\"In contrast, their linear counterparts 2FCz and 4FCz showed distinct EthASE variations with increasing the annealing temperature above 100 \u00b0C.\">\u76f8\u53cd\uff0c\u5b83\u4eec\u7684\u7ebf\u6027\u5bf9\u5e94\u72692FCz\u548c4FCz\u663e\u793a\u51fa\u4e0d\u540c\u7684EthASE\u53d8\u5316\uff0c\u968f\u7740\u9000\u706b\u6e29\u5ea6\u5347\u9ad8\u5230100\u2103\u4ee5\u4e0a\u3002<\/span><span title=\"The results suggest that the novel molecular design is beneficial for enhancing the thermal and optical stabilities as well as fine modulating the electrical properties, rendering the resulting multibranched triazine-centered starbursts advantageous as efficient gain media for electrically pumped organic lasers.\">\u7ed3\u679c\u8868\u660e\uff0c\u65b0\u578b\u5206\u5b50\u8bbe\u8ba1\u6709\u5229\u4e8e\u63d0\u9ad8\u70ed\u7a33\u5b9a\u6027\u548c\u5149\u5b66\u7a33\u5b9a\u6027\uff0c\u5e76\u5bf9\u7535\u6027\u80fd\u8fdb\u884c\u7cbe\u7ec6\u8c03\u5236\uff0c\u4f7f\u5f97\u4ee5\u591a\u652f\u5316\u4e09\u55ea\u4e3a\u4e2d\u5fc3\u7684\u661f\u7206\u7535\u6781\u6210\u4e3a\u7535\u6cf5\u6d66\u6709\u673a\u6fc0\u5149\u5668\u7684\u6709\u6548\u589e\u76ca\u4ecb\u8d28\u3002<\/span><\/span><\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span title=\"In this work, we report our attempt to explore efficient gain media with superior thermal, optical, and electrical properties to address the challenges for OSLs.\">\u8fd1\u65e5\uff0c<strong>\u5357\u4eac\u90ae\u7535\u5927\u5b66<\/strong>\u7684<strong>\u8d56\u6587\u52c7<\/strong>\u6559\u6388\u5728<strong>Macromolecules<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u4e3a\u201c<strong>Design and Synthesis of Monodisperse Macromolecular Starbursts Based on a Triazine Center with Multibranched Oligofluorenes as Efficient Gain Media for Organic Lasers<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u8fd9\u9879\u5de5\u4f5c\u62a5\u9053\u4e86\u7814\u7a76\u4eba\u5458\u5173\u4e8e\u5177\u6709\u5353\u8d8a\u7684\u70ed\u5b66\u3001\u5149\u5b66\u548c\u7535\u5b66\u7279\u6027\u7684\u9ad8\u6548\u589e\u76ca\u4ecb\u8d28\uff0c\u4ee5\u89e3\u51b3OSL\u6311\u6218\u7684\u5c1d\u8bd5\u63a2\u7d22\uff0c<\/span><span title=\"A novel set of monodisperse macromolecular starbursts which are composed of triazine center substituted by heterogeneous carbazole and diphenylamine units with multibranched oligofluorenes (TFx) were designed, synthesized, and characterized.\">\u8bbe\u8ba1\u3001\u5408\u6210\u548c\u8868\u5f81\u4e86\u4e00\u7c7b\u7531\u5747\u76f8\u5494\u5511\u548c\u4e8c\u82ef\u80fa\u5355\u5143\u53d6\u4ee3\u4e09\u55ea\u4e2d\u5fc3\u4e0e\u591a\u652f\u94fe\u4f4e\u805a\u82b4\uff08TFx\uff09\u7ec4\u6210\u7684\u65b0\u578b\u5355\u5206\u6563\u5927\u5206\u5b50\u661f\u7206\u3002<\/span><span title=\"Triazine was selected as the center for its electron-withdrawing nature, excellent thermal stability, and favorable electron-transport abilities.\">\u9009\u62e9\u4e09\u55ea\u4f5c\u4e3a\u5176\u5438\u7535\u5b50\u6027\u8d28\u7684\u4e2d\u5fc3\uff0c\u4ee5\u4f18\u5f02\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u6709\u5229\u7684\u7535\u5b50\u4f20\u8f93\u80fd\u529b\uff0c<\/span><span title=\"Strong electron-donating carbazole and diphenyl-amine units were attached onto the triazine center to construct heterogeneous donor\u2212acceptor core structure with the aim to fine modulate the electrical properties of the materials and induce enhanced amorphous morphological properties.\">\u5f3a\u7684\u7ed9\u7535\u5b50\u5494\u5511\u548c\u4e8c\u82ef\u80fa\u5355\u5143\u88ab\u8fde\u63a5\u5230\u4e09\u55ea\u4e2d\u5fc3\u4e0a\u4ee5\u6784\u5efa\u975e\u5747\u76f8\u7ed9\u4f53 &#8211; \u53d7\u4f53\u6838\u5fc3\u7ed3\u6784\uff0c\u76ee\u7684\u662f\u63d0\u9ad8\u7ec6\u8c03\u6750\u6599\u7684\u7535\u5b66\u6027\u8d28\u5e76\u8bf1\u5bfc\u589e\u5f3a\u7684\u975e\u6676\u5f62\u6001\u6027\u8d28\u3002<\/span><span title=\"Oligo-fluorenes with varying conjugation length were chosen as the branches owing to their high quantum efficiencies as well as excellent thermal and optical stability.\">\u7531\u4e8e\u5b83\u4eec\u7684\u9ad8\u91cf\u5b50\u6548\u7387\u4ee5\u53ca\u4f18\u5f02\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u5149\u5b66\u7a33\u5b9a\u6027\uff0c\u9009\u62e9\u5177\u6709\u4e0d\u540c\u5171\u8f6d\u957f\u5ea6\u7684\u4f4e\u805a\u82b4\u4f5c\u4e3a\u5206\u652f\u3002\u540c\u65f6\uff0c<\/span><span title=\"The thermal, morphological, photophysical, and electrochemical properties and optical gain characteristics of the resulting multibranched starbursts have been investigated in comparison with those of their linear counterparts (xFCz) to shed light on better understanding the structure\u2212function relationships.\">\u7814\u7a76\u4e86\u7531\u6b64\u4ea7\u751f\u7684\u591a\u5206\u652f\u661f\u7206\u7684\u70ed\u3001\u5f62\u6001\u3001\u5149\u7269\u7406\u3001\u7535\u5316\u5b66\u6027\u8d28\u548c\u5149\u5b66\u589e\u76ca\u7279\u6027\uff0c\u5e76\u4e0e\u5176\u7ebf\u6027\u5bf9\u5e94\u7269\uff08xFCz\uff09\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u7ed3\u6784 &#8211; \u529f\u80fd\u5173\u7cfb\u3002\u7814\u7a76<\/span><span title=\"As a result,\n\">\u7ed3\u679c\u8868\u660e\uff0c<\/span><span title=\"rather low ASE thresholds of 4.3 and 10.3 \u03bcJ\/cm 2 in neat films were recorded for TF1 and TF2, respectively.\">\u5bf9\u4e8eTF1\u548cTF2\uff0c\u5728\u7eaf\u819c\u4e2d\u5206\u522b\u8bb0\u5f55\u4e864.3\u548c10.3 \u03bcJ\/cm<sup>2<\/sup>\u7684\u8f83\u4f4eASE\u9608\u503c\u3002<\/span><span title=\"Remarkably, TF1 and TF2 manifest enhanced ASE stability with no obvious spectral variations (within 2 nm for TF1 and 1 nm for TF2) and almost unchanged ASE thresholds upon increasing the annealing temperature even up to 200 \u00b0C, in sharp contrast to their linear counterparts\">\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cTF1\u548cTF2\u8868\u73b0\u51fa\u589e\u5f3a\u7684ASE\u7a33\u5b9a\u6027\uff0c\u6ca1\u6709\u660e\u663e\u7684\u5149\u8c31\u53d8\u5316\uff08TF1\u57282 nm \u548c TF2\u4e3a 1 nm\u4ee5\u5185\uff09\uff0c\u751a\u81f3\u9000\u706b\u6e29\u5ea6\u9ad8\u8fbe200\u2103\u65f6ASE\u9608\u503c\u51e0\u4e4e\u6ca1\u6709\u53d8\u5316\uff0c\u8fd9\u4e0e\u5176\u7ebf\u6027\u5bf9\u5e94\u7269<\/span><span title=\"(2FCz and 4FCz).\">\uff082 FCz\u548c4 FCz\uff09<span title=\"Remarkably, TF1 and TF2 manifest enhanced ASE stability with no obvious spectral variations and almost unchanged E th ASE upon increasing the annealing temperature even up to 200 \u00b0C in air, in sharp contrast to their linear counterparts 2FCz and 4FCz.\">\u5f62\u6210\u9c9c\u660e\u5bf9\u6bd4<\/span>\u3002<\/span><\/span><\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>1 <\/strong><strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><span class=\"\">TFX\u7c89\u672b\u7684WAXD\uff085\u00b0-50\u00b0\uff09\u56fe<\/span><\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125567 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/1-18.png\" alt=\"\" width=\"700\" height=\"384\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/1-18.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/1-18-300x165.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\u6240\u6709\u6837\u54c1\u5728\u76f8\u540c\u7684\u6761\u4ef6\u4e0b\u8fdb\u884c\u6d4b\u8bd5\uff0c\u5e76\u4e14\u6bcf\u4e2a\u6837\u54c1\u90fd\u5904\u4e8e\u5176\u539f\u59cb\u5f3a\u5ea6\u3002<\/span><\/span><\/p>\n<p><strong>\u56fe<\/strong><strong>2 <\/strong><strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><span class=\"\">TFX\u7c89\u672b\u7684AFM\u56fe<\/span><\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125565 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/2-18.png\" alt=\"\" width=\"700\" height=\"558\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/2-18.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/2-18-300x239.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09\u5ba4\u6e29\u4e0b\u7684TF1\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09\u5728200\u2103\u9000\u706b\u7684TF1\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08c\uff09\u5728\u5ba4\u6e29\u4e0b\u7684TF2\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08d\uff09\u5728200\u2103\u9000\u706b\u7684TF2\u3002<\/span><\/span><\/p>\n<p><strong>\u56fe3<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><span class=\"\"><span id=\"result_box\" class=\"\" lang=\"zh-CN\">2FCz\u7684AFM<\/span>\u56fe<\/span><\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125566 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/3-11.png\" alt=\"\" width=\"700\" height=\"545\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/3-11.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/3-11-300x234.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09\u5728\u5ba4\u6e29\u4e0b2FCz;<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09\u5728200\u2103\u4ee5\u4e0a\u9000\u706b\u76842FCz;<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08c\uff09\u5728\u5ba4\u6e29\u4e0b\u76844FCz;<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08d\uff09\u5728200\u2103\u4ee5\u4e0a\u9000\u706b\u76844FCz\u3002<\/span><\/span><\/p>\n<p><strong>\u56fe4<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><span class=\"\"><span id=\"result_box\" class=\"\" lang=\"zh-CN\">\u5f52\u4e00\u5316\u5438\u6536\u548cPL\u5149\u8c31<\/span>\u56fe<\/span><\/span><\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125568 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/4-6.png\" alt=\"\" width=\"700\" height=\"477\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/4-6.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/4-6-300x204.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff0cb\uff09TFx;<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08c\uff0cd\uff09xFCz\u57286\u00d710<sup> -6<\/sup> M\u7684THF\u6eb6\u6db2\u548c\u8584\u819c\u4e2d\u7684\u5f52\u4e00\u5316\u5438\u6536\u548cPL\u5149\u8c31\u3002<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><strong>\u56fe5<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><\/span>\u5177\u6709\u4e0d\u540c\u6781\u6027\u7684\u5404\u79cd\u6eb6\u5242\u4e2d\u7684\u5f52\u4e00\u5316\u5438\u6536\u548cPL\u5149\u8c31<\/strong><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125562 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/5-5.png\" alt=\"\" width=\"700\" height=\"252\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/5-5.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/5-5-300x108.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\">\uff08a\uff09TF1;<\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\">\uff08b\uff09TF2\u572810<sup> -6<\/sup> M\u3002<\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\"><strong>\u56fe6<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><\/span>\u8367\u5149\u8870\u53d8\u56fe\u50cf<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125563 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/6-8.png\" alt=\"\" width=\"700\" height=\"251\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/6-8.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/6-8-300x108.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09THF\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09TFx\u819c\u3002<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\"><strong>\u56fe7<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><\/span>\u5438\u6536\u3001\u53d1\u5c04\u548cASE\u5149\u8c31\uff08\u5728355nm\u6fc0\u53d1\uff09<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125564 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/7-8.png\" alt=\"\" width=\"700\" height=\"235\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/7-8.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/7-8-300x101.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09TF1\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09TF2\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08c\uff092FCz\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08d\uff094FCz\u8584\u819c\u3002<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\"><strong>\u56fe8<\/strong> <strong><span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><\/span>ASE\u9608\u503c\u53ca\u5149\u8c31<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125560 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/8-6.png\" alt=\"\" width=\"700\" height=\"502\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/8-6.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/8-6-300x215.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09\u4f5c\u4e3a\u9000\u706b\u6e29\u5ea6\u7684\u51fd\u6570\u7684ASE\u9608\u503c\uff1b<\/span> <\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09TF1\u7684\u5f52\u4e00\u5316ASE\u5149\u8c31\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08c\uff09TF2\u7684\u5f52\u4e00\u5316ASE\u5149\u8c31\u3002\uff08\u4ece\u5ba4\u6e29\uff08RT\uff09\u5230280\u2103\u5728\u73af\u5883\u5927\u6c14\u4e2d)<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\"><strong>\u56fe9<\/strong> <strong>\u5f3a\u5ea6\u53ca<span id=\"result_box\" class=\"short_text\" lang=\"zh-CN\"><\/span>\u6fc0\u5c04\u5149\u8c31<\/strong><\/span><\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-125561 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/9.png\" alt=\"\" width=\"700\" height=\"280\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/9.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/02\/9-300x120.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08a\uff09TF1\u548cTF2\u7684\u8f93\u51fa\u5f3a\u5ea6\u4e0e\u6cf5\u6d66\u5f3a\u5ea6\uff1b<\/span><\/span><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span class=\"\">\uff08b\uff09\u57fa\u4e8eDFB\u8c10\u632f\u5668\uff08\u039b= 280nm\uff09\u7684TF1\u819c\uff081-4\uff09\u548cTF2\u819c\uff085-8\uff09\u5728\u4e0d\u540c\u539a\u5ea6\u4e0b\u7684\u6fc0\u5c04\u5149\u8c31\u3002<\/span><\/span><\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span title=\"In conclusion, a set of monodisperse macromolecular starbursts which consist of triazine center substituted by heterogeneous carbazole and diphenylamine units with multibranched oligofluorenes (TF1 and TF2) have been successfully designed and synthesized.\">\u7814\u7a76\u4eba\u5458\u6210\u529f\u8bbe\u8ba1\u5e76\u5408\u6210\u4e86\u4e00\u7cfb\u5217\u7531\u5747\u76f8\u5494\u5511\u548c\u4e8c\u82ef\u80fa\u5355\u5143\u53d6\u4ee3\u4e09\u55ea\u4e2d\u5fc3\u4e0e\u591a\u652f\u94fe\u4f4e\u805a\u82b4\uff08TF1\u548cTF2\uff09\u7ec4\u6210\u7684\u5355\u5206\u6563\u5927\u5206\u5b50\u661f\u7206\u3002<\/span><span title=\"The starburst architectures depress the crystallization tendency, leading to enhanced amorphous morphologies and good thermal stabilities.\">\u661f\u7206\u7ed3\u6784\u6291\u5236\u7ed3\u6676\u8d8b\u52bf\uff0c\u5bfc\u81f4\u975e\u6676\u5f62\u6001\u589e\u5f3a\uff0c\u70ed\u7a33\u5b9a\u6027\u826f\u597d\u3002<\/span><span title=\"Specifically, the novel heterogeneous donor\u2212acceptor core structure based on triazine center plays a key role to dominate the electronic properties of the resulting multibranched starbursts and endows\n\">\u5177\u4f53\u800c\u8a00\uff0c\u57fa\u4e8e\u4e09\u55ea\u4e2d\u5fc3\u7684\u65b0\u578b\u5f02\u8d28\u4f9b\u4f53 &#8211; \u53d7\u4f53\u6838\u5fc3\u7ed3\u6784\u5728\u63a7\u5236\u6240\u4ea7\u751f\u7684\u591a\u5206\u679d\u661f\u7206\u7684\u7535\u5b50\u6027\u8d28\u65b9\u9762\u8d77\u7740\u5173\u952e\u4f5c\u7528\uff0c\u5e76\u4e14\u8d4b\u4e88<span title=\"the molecules with low-lying LUMO energy levels, which is beneficial for adjusting the electrical characteristics for increasing the electron-injection ability.\">\u5206\u5b50<\/span><\/span><span title=\"the molecules with low-lying LUMO energy levels, which is beneficial for adjusting the electrical characteristics for increasing the electron-injection ability.\">\u4f4eLUMO\u80fd\u7ea7\uff0c\u8fd9\u6709\u5229\u4e8e\u8c03\u8282\u7535\u7279\u6027\u4ee5\u63d0\u9ad8\u7535\u5b50\u6ce8\u5165\u80fd\u529b\u3002<\/span><span title=\"It is interesting to find that TFx exhibited deep-blue emission both in dilute\n\">\u6709\u8da3\u7684\u662f\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0TFx\u5728\u7a00\u91ca\u65f6\u8868\u73b0\u51fa\u6df1\u84dd\u8272\u7684\u53d1\u5c04<\/span><span title=\"solution and in films with no distinct D\u2212A characteristics, where no obvious intramolecular charge\/energy transfer was observed in such a novel D\u2212A conjugated system.\">\u6eb6\u6db2\u548c\u6ca1\u6709\u660e\u663eD-A\u7279\u5f81\u7684\u819c\uff0c\u5728\u8fd9\u79cd\u65b0\u578bD-A\u5171\u8f6d\u4f53\u7cfb\u4e2d\u6ca1\u6709\u89c2\u5bdf\u5230\u660e\u663e\u7684\u5206\u5b50\u5185\u7535\u8377\/\u80fd\u91cf\u8f6c\u79fb\u3002<\/span><span title=\"Prominent ASE properties were recorded for TF1 and TF2 with rather low ASE threshold of 4.3 and 10.3 \u03bcJ\/cm 2 , respectively.\">F1\u548cTF2\u6709\u660e\u663e\u7684ASE\u6027\u80fd\uff0c\u76f8\u5f53\u4f4e\u7684ASE\u9608\u503c4.3\u548c10.3 \u03bcJ\/ cm<sup>2<\/sup>\u3002<\/span><span title=\"Remarkably, TF1 and TF2 manifest enhanced ASE stability with no obvious spectral variations and almost unchanged E th ASE upon increasing the annealing temperature even up to 200 \u00b0C in air, in sharp contrast to their linear counterparts 2FCz and 4FCz.\">\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0cTF1\u548cTF2\u8868\u73b0\u51fa\u589e\u5f3a\u7684ASE\u7a33\u5b9a\u6027\uff0c\u6ca1\u6709\u660e\u663e\u7684\u5149\u8c31\u53d8\u5316\uff0c\u5e76\u4e14\u968f\u7740\u9000\u706b\u6e29\u5ea6\u5728\u7a7a\u6c14\u4e2d\u5347\u9ad8\u5230200\u2103\u65f6\u51e0\u4e4e\u4e0d\u53d8\uff0c\u4e0e\u7ebf\u6027\u5bf9\u5e94\u72692FCz\u548c4FCz\u5f62\u6210\u9c9c\u660e\u5bf9\u6bd4\u3002<\/span><span title=\"The results suggest that the novel molecular\n\">\u7ed3\u679c\u8868\u660e\uff0c\u65b0\u578b\u5206\u5b50<\/span><span title=\"design is beneficial for enhancing the thermal and optical stabilities as well as fine modulating the electrical properties, rendering the resulting multibranched triazine-centered starbursts advantageous as efficient gain media for electrically\n\">\u8bbe\u8ba1\u5bf9\u4e8e\u63d0\u9ad8\u70ed\u7a33\u5b9a\u6027\u548c\u5149\u5b66\u7a33\u5b9a\u6027\u4ee5\u53ca\u5bf9\u7535\u7279\u6027\u8fdb\u884c\u7cbe\u7ec6\u8c03\u5236\u662f\u6709\u5229\u7684\uff0c\u4f7f\u5f97\u4ea7\u751f\u7684\u591a\u652f\u5316\u4e09\u55ea\u4e3a\u4e2d\u5fc3\u7684\u661f\u7206\u4f5c\u4e3a\u7528\u4e8e\u7535\u5b66\u7684\u6709\u6548\u589e\u76ca\u4ecb\u8d28<\/span><span title=\"pumped OSLs.\">\u6cf5\u9001OSLs\u3002<\/span><\/span><\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5<\/strong>\uff1a<a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acs.macromol.7b02204\" target=\"_blank\" rel=\"noopener\"><span id=\"result_box\" class=\"\" lang=\"zh-CN\"><span title=\"In this work, we report our attempt to explore efficient gain media with superior thermal, optical, and electrical properties to address the challenges for OSLs.\"><strong>Design and Synthesis of Monodisperse Macromolecular Starbursts Based on a Triazine Center with Multibranched Oligofluorenes as Efficient Gain Media for Organic Lasers<\/strong><\/span><\/span><\/a>\uff08Macromolecules\uff0c2018\uff0cDOI:10.1021\/acs.macromol.7b02204\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u9ad8\u5206\u5b50\u5b66\u672f\u7ec4\u6c34\u624b\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n<p>\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c<a href=\"\/\/m.iemloyee.com\/25127.html\" target=\"_blank\" rel=\"noopener\"><strong>\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/strong><\/a>\u3002\u53c2\u4e0e\u9ad8\u5206\u5b50\u8bdd\u9898\u8ba8\u8bba\u6216\u4e86\u89e3\u9ad8\u5206\u5b50\u7ec4\u62db\u52df\u8be6\u60c5\uff0c\u8bf7\u52a0\u9ad8\u5206\u5b50\u4ea4\u6d41\u7fa4\uff08298064863\uff09\u3002<\/p>\n<p><strong>\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong><a href=\"http:\/\/www.ceshigu.com\/\" target=\"_blank\" rel=\"noopener\"><strong>\u6d4b\u8bd5\u8c37<\/strong><\/a><strong>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u7814\u7a76\u4eba\u5458\u8bbe\u8ba1\u5408\u6210\u4e86\u4e00\u7cfb\u5217\u7531\u5747\u76f8\u5494\u5511\u548c\u4e8c\u82ef\u80fa\u5355\u5143\u53d6\u4ee3\u4e09\u55ea\u4e2d\u5fc3\u4e0e\u591a\u652f\u94fe\u4f4e\u805a\u82b4\uff08TF1\u548cTF2\uff09\u7ec4\u6210\u7684\u5355\u5206\u6563\u5927\u5206\u5b50\u661f\u7206\u5242\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3a\u589e\u76ca\u4ecb\u8d28\u7528\u4e8e\u6709\u673a\u6fc0\u5149\u5668\u3002&#8230;<\/p>\n","protected":false},"author":3247,"featured_media":125568,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215,2],"tags":[42],"class_list":["post-125464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","category-keji","tag-gaofenzi"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/125464"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/3247"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=125464"}],"version-history":[{"count":6,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/125464\/revisions"}],"predecessor-version":[{"id":126093,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/125464\/revisions\/126093"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/125568"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125464"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}