 | 濉戞枡 | 姍¤兌 | 綰ょ淮 | 娑傛枡涓庢補澧?/a> | 鑳剁矘鍓?/a> | 澶嶅悎鏉愭枡 | 鐭沖寲 | 鍖栧伐 | 浠櫒浠〃 | 鏂頒駭涓?/a> | 涓撻 | 榪斿洖棣栭〉 |
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| 濉戞枡 | 姍¤兌 | 綰ょ淮 | 娑傛枡涓庢補澧?/a> | 鑳剁矘鍓?/a> | 澶嶅悎鏉愭枡 | 鐭沖寲 | 鍖栧伐 | 浠櫒浠〃 | 鏂頒駭涓?/a> | 涓撻 | 榪斿洖棣栭〉 |
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閾呯～鏃忓寲鍚堢墿鑳朵綋閲忓瓙鐐?/span>(CQDs)鐢變簬鍏跺彲婧舵恫鍒跺銆佸彲璋冭妭鐨勫甫闅欏拰澶氭縺瀛愭晥搴旂瓑鐗規э紝浣垮叾鍦ㄥ厜鐢甸鍩熻〃鐜板嚭闈炲嚒鐨勫簲鐢ㄥ墠鏅?/span>鐗瑰埆鏄繎鏈熼噺瀛愮偣娌瑰ⅷ(CQD inks)鐨勫彂灞曪紝浣垮緱鍏変紡鍣ㄤ歡鎬ц兘澶у箙鎻愬崌錛屽茍涓旈噺瀛愮偣娌瑰ⅷ鍙互涓庡晢涓氬寲鐨勬墦鍗版垚鑶滃伐鑹哄吋瀹癸紝鍏鋒湁浣庢垚鏈佸ぇ闈㈢Н鎵歸噺鍖栧埗澶囩殑娼滃姏銆備絾鏄洰鍓?/span>閲忓瓙鐐規補澧?/span>鐨勫埗澶囪繕瀛樺湪宸ヨ壓澶嶆潅銆佹垚鏈珮鍜岃兌浣撶ǔ瀹氭у樊鐨勭己鐐廣備負瑙ｅ喅榪欎簺闂錛岃嫃宸炲ぇ瀛﹂┈涓囬噷鏁欐巿璇鵑緇勬彁鍑轟簡涓縐?/span>PbS閲忓瓙鐐規補澧ㄧ殑涓姝ユ硶鍚堟垚絳栫暐(Nat. Commun. 2019, 10, 5136)錛岃鏂規硶鍏鋒湁宸ヨ壓綆鍗曘佹垚鏈綆鍜屽彲鎵歸噺鍖栧埗澶囩瓑浼樼偣錛屽叿鏈夊法澶х殑浜т笟鍖栧簲鐢ㄦ綔鍔涖備絾鏄敱浜庡叾琛ㄩ潰鐭╅樀杈冨帤錛屼嬌寰楀叾澶槼鑳界數姹犺漿鎹㈡晥鐜囧彧鏈?/span>10.1%錛屼笌浼犵粺鏂規硶(>12%)榪樻湁涓瀹氱殑宸窛銆?/span>
榪戞湡鑻忓窞澶у椹竾閲屾暀鎺?/span>銆?/span>鍒樻辰鏌壇鏁欐巿鍜屽痙鍥芥厱灝奸粦宸ヤ笟澶уPeter M?ller-Buschbaum鏁欐巿鍚堜綔錛?/span>鎻愬嚭浜嗕竴縐?/span>閰嶄綅璋冩帶絳栫暐鏉ュ噺灝戝弽搴斿悗孌嬬暀鐨勮繃閲忓墠椹變綋PbI2錛?/span>閫氳繃闄嶄綆閲忓瓙鐐硅杽鑶滀腑PbI2鐭╅樀鐨勫帤搴︽彁鍗囩數鑽瘋縼縐葷巼鍜屽櫒浠舵晥鐜?/span>銆傚湪鍙嶅簲鍓嶉┍浣撲腑寮曞叆鍗ょ礌鐩愶紝鑳藉灝嗚繃閲忕殑PbI2杞寲涓?/span>PbX3-鍜?/span>PbX42- (X = Cl, Br, I)錛屽湪綰寲榪囩▼涓彲浠ユ湁鏁堜粠閲忓瓙鐐逛腑鍒嗙鍑烘潵銆傚洜姝わ紝鎵鑾峰緱鐨勯噺瀛愮偣钖勮啘琛ㄧ幇鍑哄緢寮虹殑鑰﹀悎鎬у拰浼樺紓鐨勮澆嫻佸瓙浼犺緭鎬ц兘銆傚悓鏃跺浣欑殑鍗ょ礌鍙互涓洪噺瀛愮偣琛ㄩ潰鎻愪緵棰濆鐨勯挐鍖栵紝榪涗竴姝ラ檷浣庨櫡闃卞瘑搴︺傛渶緇堝熀浜庣洿鎺ュ悎鎴愮殑PbS 閲忓瓙鐐規補澧?/span>錛屽疄鐜板厜鐢佃漿鎹㈡晥鐜囦負12.12錛呯殑鍏変紡鍣ㄤ歡銆傝鍣ㄤ歡鏁堢巼宸茬粡杈懼埌浜嗕紶緇熸柟娉曠殑騫沖潎姘村鉤錛岃瘉瀹炰簡閲忓瓙鐐規補澧ㄤ竴姝ユ硶鍚堟垚絳栫暐鍏峰浜嗕笌浼犵粺鏂規硶鐩稿綋鐨勫厜鐢墊ц兘銆傝宸ヤ綔琛ㄦ槑錛岄噺瀛愮偣娌瑰ⅷ鐨勪竴姝ユ硶鍚堟垚絳栫暐鏄熀浜庨噺瀛愮偣鏉愭枡鍏夌數鍣ㄤ歡鍒跺鐨勭悊鎯抽斿緞銆傜浉鍏沖伐浣滀互鈥?/span>Matrix Manipulation of Directly-Synthesized PbS Quantum Dot Inks Enabled by Coordination Engineering鈥?span style="font-family:瀹嬩綋;">涓洪錛屽彂琛ㄤ簬銆?/span>Advance Function Materials銆?/span>
PbS 閲忓瓙鐐規補澧?/span>鏄湪DMF鐨勬瀬鎬х浉涓悎鎴愶紝鍙嶅簲鍚庨氳繃鍔犲叆鐢茶嫰浣滀負鍙嶆憾鍓傚皢閲忓瓙鐐規瀽鍑虹函鍖栥傝榪囩▼涓紝榪囬噺鐨?/span>PbI2鍓嶉┍浣撲篃浼氶殢鐫鐢茶嫰鐨勫姞鍏ヨ屾瀽鍑猴紝鏈緇堝鑷村埗澶囩殑PbS閲忓瓙鐐硅杽鑶滃叿鏈夎緝鍘氱殑PbI2鐭╅樀銆備綔鑰呴氳繃鍦ㄥ弽搴旀恫涓姞鍏ュ崵绱犵洂錛堝鍥涗竵鍩虹鍖栭摰錛?/span>TBAI錛夛紝浣垮叾涓?/span>PbI2閰嶄綅褰㈡垚PbI3-鍜?/span>PbI42-鐩愮瀛愶紝鍚庤呭湪DMF鍜岀敳鑻殑娣峰悎婧跺墏涓叿鏈夎壇濂界殑婧惰В鎬с傞氳繃姝ら厤浣嶇瓥鐣ュ彲浠ユ湁鏁堢殑鍑忓皯PbS閲忓瓙鐐圭函鍖栬繃紼嬩腑寮曞叆鐨?/span>PbI2錛屾渶緇堝埗澶囩殑PbS閲忓瓙鐐硅杽鑶滀腑PbI2鐭╅樀鐨勫帤搴︿細琚噺灝忥紝瀹炵幇閲忓瓙鐐歸棿鏇村ソ鐨勪紶杈撱?/span>
鍥?/span>1. (a) 瀹ゆ俯鐩存帴鍚堟垚Control鍜?/span>TBAI-PbS 閲忓瓙鐐規補澧?/span>紺烘剰鍥?/span>錛?/span>Control閲忓瓙鐐瑰埗澶囩殑钖勮啘閲忓瓙鐐逛箣闂村瓨鍦?/span>杈?/span>鍘氱殑PbI2鐭╅樀錛岄樆紕嶈澆嫻佸瓙鐨勪紶杈?/span>錛?/span>鑰?/span>TBAI-PbS寰楀埌鐨勮杽鑶?/span>鏇?/span>鑷村瘑錛?/span>(b)鐩稿悓嫻撳害鐨?/span>PbI2/DMF鍓嶉┍浣撴憾娑蹭腑娣誨姞涓嶅悓姣斾緥鐨?/span>TBAI錛?/span>(c) 娣誨姞涓嶅悓姣斾緥TBAI鐨?/span>PbI2/DMF婧舵恫鐨勫惛鏀?/span>鍏?/span>璋便?/span>
浣滆呴氳繃鍚屾杈愬皠鎺犲叆灝勫皬/騫?/span>瑙?/span>X灝勭嚎鏁ｅ皠錛?/span>GISAXS/GIWAXS錛?/span>銆?/span>X灝勭嚎鍏夌數瀛愯兘璋?/span>錛?/span>XPS錛夊拰鍚告敹/鑽у厜鍏夎氨絳夎〃寰佹墜孌佃瘉瀹炰簡閲忓瓙鐐硅〃闈㈢殑PbI2鐭╅樀鍘氬害琚湁鏁堝噺灝忋?/span>
鍥?/span>2. (a,b) 鍩轟簬Control鍜?/span>TBAI-PbS閲忓瓙鐐硅杽鑶滀簩緇?/span>GISAXS鍥懼儚錛?/span>(c) 浜岀淮GISAXS鏁版嵁涓?/span>Yoneda鍖哄煙鐨勫瀭鐩寸嚎鍒?/span>綰匡紱(d,e) 閲忓瓙鐐硅杽鑶滅殑浜岀淮GIWAXS鍥懼儚錛?/span>(f) 浜岀淮GIWAXS鏁版嵁鐨勬柟浣嶈縐垎寮哄害錛?/span>(g) I/S, Pb/S鍏冪礌姣旓紙鐢?/span>XPS璁＄畻鎵寰楋級錛?/span>(h,i) 閲忓瓙鐐規憾娑插拰钖勮啘鍚告敹鑽у厜鍥俱?/span>
浣滆呴氳繃鐬佸惛鏀跺厜璋憋紙TAS錛夊拰鍦烘晥搴旀櫠浣撶錛?/span>FET錛夌瓑琛ㄥ緛鎵嬫璇佸疄浜嗗姞鍏?/span>TBAI涔嬪悗錛岄噺瀛愮偣钖勮啘鍏鋒湁鏇村潎涓鑳介噺鍒嗗竷浠ュ強鏇撮珮鐨勮澆嫻佸瓙榪佺Щ鐜囥?/span>
鍥?/span>3. (a,b) Control閲忓瓙鐐瑰拰TBAI-PbS閲忓瓙鐐硅杽鑶滅殑浜岀淮鐬佸惛鏀?/span>(TAS)鍥捐氨錛?/span>(c) 閲忓瓙鐐硅杽鑶滅殑鍦?/span>鏁堝簲鏅朵綋綆?/span>(FET)浼犺緭鐗規э紝鎻掑浘涓?/span>FET鍣ㄤ歡緇撴瀯銆?/span>
浣滆呴氳繃ITO/ZnO/PbS-ink/PbS-EDT/Au鐨勫櫒浠剁粨鏋勫皢PbS 閲忓瓙鐐規補澧?/span>鍒跺鎴愬お闃寵兘鐢墊睜錛屾渶緇?/span>PbS-TBAI鑾峰緱12.12%鐨勫厜鐢佃漿鍖栨晥鐜囷紝騫朵笖鍦ㄧ┖姘斾腑鍏鋒湁浼樺紓鐨勭ǔ瀹氭с?/span>
鍥?/span>4. (a) 鍣ㄤ歡鎴潰鐨?/span>鎵弿鐢甸暅鍥?/span>錛?/span>(b) 鍣ㄤ歡鎬ц兘闅忔椿鎬у眰鑶滃帤鍙樺寲鍥撅紱(c) 鍩轟簬Control鍜?/span>TBAI-PbS閲忓瓙鐐瑰お闃寵兘鐢墊睜鐨勭數嫻佸瘑搴?/span>-鐢靛帇鐗規ф洸綰?/span>(J-V)鍜屽櫒浠舵晥鐜囧垎甯冪洿鏂瑰浘錛?/span>(d) EQE璋卞浘鍜岀浉搴旂殑鐢墊祦鍊鹼紱(e) 鍣ㄤ歡紼沖畾鎬?/span>鍥?/span>銆?/span>
浣滆呬俊鎭細Fei Li, Yang Liu, Guozheng Shi,* Wei Chen, Renjun Guo, Dong Liu, Yaohong Zhang, Yongjie Wang, Xing Meng, Xuliang Zhang, You Lv, Wei Deng, Qing Zhang, Yao Shi, Yifan Chen, Kai Wang, Qing Shen, Zeke Liu,* Peter M?ller-Buschbaum,* and Wanli Ma*
椹竾閲屾暀鎺堢畝浠嬬綉鍧錛?/span>
http://funsom.suda.edu.cn/7f/97/c2735a32663/page.htm
鐩稿叧閾炬帴
https://onlinelibrary.wiley.com/doi/full/10.1002/adfm.202104457