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上海交大赵长颖教授团队揭示谱空间相位奇点非对称演化机制,并提出非互易热辐射调控新方法

2021-12-23

 

JINRI,SHANGHAIJIAOTONGDAXUEZHAOZHANGYINGJIAOSHOUTUANDUIZAIGUOJIWULIXUEQIKANPhysical Review LettersSHANGFABIAO“Evolution and nonreciprocity of loss-induced topological phase singularity pairs”YANJIULUNWEN,TUANDUIZAIFEIHUYITIXIXIA,YANJIULESUNHAOYOUDAODEPUKONGJIANTUOPUXIANGWEIQIDIANDEFEIDUICHENGDONGTAIYANHUA,JIQIZAIDAPOREFUSHEJIERHUOFUDINGLVFANGMIANDEYINGYONG。LUNWENDIYIZUOZHESHIBOSHISHENGLIUMENGQI,TONGXUNZUOZHESHIZHAOZHANGYINGJIAOSHOUHEXINJIAPOGUOLIDAXUECHOUCHENGWEIJIAOSHOU。

REFUSHEDEJIERHUOFUDINGLVBIAOMING:REPINGHENGTIAOJIANXIACAILIAODEFASHELVYUXISHOULVXIANGDENGe(λ,θ)=α(λ,θ)。ZHEIYIDINGLVZHIDAOZHEMUQIANJIHUSUOYOUREFUSHEQIJIANDESHEJIHEKAIFA。DANSHIJISHANG,JIYUGAIDINGLVSHEJIDEREFUSHEQIJIANCUNZAIGUYOUDENENGLIANGSUNSHI,BIRUDUIYUTAIYANGNENGXISHOUQI,XISHOUQIJIANCONGTAIYANGGUANGZHONGXISHOUDUOSHAOBILIDENENGLIANG,XISHOUQIBENSHENYEHUIXIANGTAIYANGFUSHEXIANGTONGBILIDENENGLIANG。YINCI,YANJIURUHEDAPOGAIDINGLV,DUIYUJINYIBUWANSHANWEINAREFUSHELILUN、SHEJIXINXINGWEINANENGYUANQIJIANDOUJUYOUZHONGYAOYIYI。LILUNSHANG,JIERHUOFUDINGLVGENYUANYUMAIKESIWEIFANGCHENGZUDEHUYIXING,YANJIURUHEDAPOFASHE/XISHOUDEPINGHENG,XUGUANZHURUHEDAPOSHIJIANFANYANDUICHENGXING(RULIYONGCIXINGCAILIAO),SHIXIANFEIHUYIREFASHE。DANMUQIAN,GUONEIWAIXUEZHEDUIFEIHUYIXINGREFUSHEDEYANJIUDUOYILAIYUJIAODADEWAIBUHUONEIBUCICHANGTIAOJIAN,QIEHENNANZAIKUANJIAODUFANWEISHIXIANWANQUANDAPOJIERHUOFUDINGLV(|e-α|→1)。

TU1(ZUOTU)TUOPUXIANGWEIQIDIANDECHANSHENGJIZHI;(YOUTU)PUKONGJIANTUOPUXIANGWEIQIDIANDEFEIDUICHENGYANHUADIAOKONGYUXITONGFUSHESUNHAODEGUANXI

YANJIUTUANDUILIYONGCIGUANGCAILIAO,TONGGUOYANJIUYOULIANXUPUZHONGDESHUFUTAI(BICs)FENLIEDETUOPUXIANGWEIQIDIANDUI(topological phase singularity pairs, TPSPs)ZAIGUANGPU-CANSHUKONGJIANDEFEIDUICHENGTEXING,XITONGDIJIESHILECAILIAOSUNHAOHEFUSHESUNHAO,DUIFEIDUICHENGTPSPsCHANSHENG、YANHUAHEYINMIEDEYINGXIANGJIZHI,QIGAOQYINZITEXINGSHIDEZAIDIWAIJIACICHANGTIAOJIANXIA,YENENGGUANCHADAOHENQIANGDEFEIHUYIXING。TEBIEDI,BUTONGYUSHIKONGJIANDEWOXUANGUANGHEDONGLIANGKONGJIANDEPIANZHENQIDIAN,YOUSUNHAOYOUDAODECUNZAIYUGUANGPU-CANSHUKONGJIANDEXIANGWEIQIDIAN,ZUOWEIYILEIXINDETUOPUTEZHENGBEIFAXIAN:ZAIGUANGPU-CANSHUKONGJIANXIANGWEITUSHANG,HUANRAOGAIDIANKEDEDAOZHENGSHUDETUOPUHESHU;DANGGAIBIANXITONGCANSHUSHI,ZHEIXIEQIDIANBINGBUHUITURANXIAOSHI,JINGAIBIANTAMENZAIGUANGPU-CANSHUKONGJIANDEWEIZHI。CIWAI,TONGGUOKONGZHIXITONGCANSHU,GAIXIANGYANJIUJIANLILEFEIHUYITIXIXIA,BICsDESHUMUYUJIAODUWEIZHIDEGUANXI,BAOZHENGLEZAIKUANJIAODUFANWEINEI,DUITUOPUBAOHUDETPSPsDEZHUDONGDIAOKONG。

TU2 JIYUFEIDUICHENGTUOPUXIANGWEIQIDIANDEFEIHUYIXINGREFUSHEDIAOKONG

GAILEIQIDIANCHUXIANZAIFANSHEQIANGDUWEI0DEWEIZHI,GENJUNENGLIANGSHOUHENG,YIWEIZHEQIDIANCHUDEXISHOULV/FASHELVWEI1。YINCI,SHANGSHUFEIDUICHENGXIANGWEIQIDIANTEXINGKEZHIJIEYINGYONGYUFEIHUYIREFUSHEQIJIANDESHEJI。LIYONGFEIDUICHENGDETPSPs,KEYIZAIDUOJIAODUXIASHIXIANWANMEIDEFEIHUYIXINGFASHE,BINGQIEQUANPUDUANYIZHIXISHOU。WENZHONGHAIXITONGDUIBILEXIANYOUDEFEIHUYIREFUSHEQIJIANDESHEJIFANGFA,BINGJIANGTPSPsDEXIANGGUANFAXIANTUIGUANGDAOWAIERBANJINSHUXITONGZHONG。

GAIYANJIUJIANGFEIDUICHENGDETPSPs,YINGYONGYUFEIHUYIREFUSHEQIJIANDESHEJI,WEIDAPOJIERHUOFUDINGLVDELILUNHESHIYANYANJIUTIGONGLEXINDEFANGFA。FEIHUYIXINGHETUOPUTEXINGDEJIEHE,CHANSHENGLEYIXIEXINQIDEWULIXIANXIANG,YEWEIWEINAREFUSHEDIAOKONG、XINXINGREFUSHENENGYUANQIJIANKAIFA,CIGUANGXIAOYINGZENGQIANG,TUOPUCHAOBIAOMIANSHEJIDENGFANGMIANDEYINGYONGYANJIUTIGONGLEXINDESILU。

YANJIUGONGZUODEDAOLEGUOJIAZIRANKEXUEJIJINZHONGDIANXIANGMU、ZHONGDIANGUOJIHEZUOXIANGMU、YIJISHANGHAISHIZHONGDIANJICHUYANJIUXIANGMUDEZIZHU。ZHAOZHANGYINGJIAOSHOUTUANDUIZHANGQIZHILIYUWEINACHIDUREFUSHEJILI、SHIYANYUYINGYONGDEXIANGGUANYANJIU,TEBIESHIZAIWUXUJIEZHIJICHAOCAILIAO/CHAOBIAOMIANDEFUSHEJILI、JINCHANGREFUSHELILUNYUSHIYAN、XIANGGANSANSHE、WEINAREFUSHENENGYUANQIJIANSHEJIYUKAIFADENGFANGMIANJINXINGLEXITONGSHENRUDEYANJIU,JINNIANLAIZAIPhysical Review Letters、Advanced Materials、Nano Letters、Annual Review of Heat Transfer、ACS Photonics、Physical Review Applied、Physical Review B、IJHMTDENGGUOJIQIKANFABIAOLEYIXILIEYANJIUXINGLUNWEN。

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