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国家纳米中心在圆偏振发光材料性能的提升及应用研究中获进展

2019-11-27 国家纳米科学中心
【字体:

YUYINBOBAO

  近年来,具有圆偏振发光(CPL)特性的光学材料由于其在各个领域的潜力,而获得广泛关注,具有较高发光不对称因子(glum)是实现其有效应用的关键。目前,一些光学材料得到的glum值普遍较低,且圆偏振发光区域大都位于可见光区,相对较低的能量限制了其应用的可能性。因此,开发出兼具高glumBG视讯网值和高能量的圆偏振紫外发光(Circularly polarized ultraviolet luminescence,CPUVL)材料,并进一步扩展其应用,具有重要意义。

  JINQI,GUOJIANAMIKEXUEZHONGXINYANJIUYUANDUANPENGFEIKETIZUGOUZHULEYIGEJIYUSANZHONGTAI-SANZHONGTAIYINMIESHANGZHUANHUANFAGUANGDESHOUXINGXIANGLIEXIANGYETIXI,SHIXIANLEFAGUANGYUANPIANZHENDUDEZHUJIFANGDA,HUODELEYUANPIANZHENDUYUEWEI0.2DETIXI,BINGQIESHIXIANLEYOUKEJIANGUANGDAOZIWAIGUANGDESHANGZHUANHUANYUANPIANZHENZIWAIFAGUANG(Upconverted circularly polarized ultraviolet luminescence,UC-CPUVL)。YANJIURENYUANJINYIBUJIANGQICHANSHENGDESHANGZHUANHUANYUANPIANZHENZIWAIGUANGYINGYONGYULIANYIGUIDEJUHEFANYINGZHONG,DEDAOLEGUANGXUEHUOXINGGAODUKEKONGQIEWENDINGDESHOUXINGJULIANYIGUI。

BG视讯网  YANJIURENYUANYISHOUXINGDUIHUANFANGTINGYANSHENGWUZUOWEISANZHONGTAISHOUTI,REJIHUOYANCHIYINGGUANGFENZIZUOWEISANZHONGTAIMINHUAJI,GAIZUHESHIXIANLEKEJIANDAOZIWAIDESHANGZHUANHUANYUANPIANZHENZIWAIFAGUANG,TONGSHIXIANSHICHUJIAOGAODEGUANGZISHANGZHUANHUANXIAOLV;JIANGGAISHANGZHUANHUANTIXIYINRUSHIWENXIANGLIEXIANGYEJINGZHONGHOU,KEHUODESHOUXINGXIANGLIEXIANGYEJING,TONGSHIHUODEYUANPIANZHENDUDADAO0.2DESHANGZHUANHUANYUANPIANZHENZIWAIFAGUANG。JIANGHUODEDEGAOXIAODESHANGZHUANHUANYUANPIANZHENZIWAIFAGUANGYINGYONGYULIANYIGUIDEJUHEFANYINGZHONG,HUODELEGUANGXUEHUOXINGGAODUKEKONGQIEWENDINGDESHOUXINGJULIANYIGUI(TU2)。GAIYANJIUBUJINWEIJIYUSANZHONGTAI-SANZHONGTAIYINMIESHANGZHUANHUANFAGUANGCHANSHENGDEUC-CPUVLJINXINGSHOUXINGJUHE,TIGONGLEGAINIANYANZHENG,ERQIEYOULIYUJINYIBUKAIFACPLCAILIAODEGONGNENGXINGYINGYONG。GAIYANJIUGONGZUOWEISHIYONGDIGONGLVGUANGYUANJINXINGSHOUXINGJUHETIGONGLEGAINIANYANZHENG,KAIPILEYUANPIANZHENFAGUANGCAILIAODEXINYINGYONG。

  相关研究成果发表在Nature Communications上。段鹏飞为论文通讯作者,联合培养博士生韩冬雪(燕山大学)和国家纳米中心博士生杨雪峰为论文的共同第一作者。研究工作得到中国科学院战略性先导科技专项(B类)、科技部和国家自然科学基金委等的支持。

   

BG视讯网TU1.ZHUJIFANGDAYUANPIANZHENZIWAIFAGUANG(CPUVL)DEGUOCHENG

BG视讯网TU2.SHANGZHUANHUANYUANPIANZHENZIWAIFAGUANG(UC-CPUVL)KONGZHIDELIANYIGUISHOUXINGGUANGJUHE

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