????涓??界?瀛﹂?㈢?╃????绌舵??/??浜????????╃???藉???绌朵腑蹇?纾?瀛﹀?藉????瑰?楠?瀹?03缁??″?ら????绌跺????娌?淇??归?㈠＋棰?瀵肩???㈤??涓??磋?村??浜??稿????NTE琛?涓哄??纾?????搴?????绌躲??姝ゅ??锛???杩?绮???nCoGe?哄????绮?????ユ?浣?搴?????瀹界?稿??娓╁?猴??峰?浜??锋??瀹芥俯?哄法澶ц????ㄨ???ц?界??????[J. Am. Chem. Soc. 137, 1746 (2015)]????nCoGe0.99In001????涓????杩???ˉ?挎??搴?瀹??颁?杩??剁???ㄨ??[APL Mater. 5 , 106102 (2017)]??杩???锛?璇ヨ?棰?缁????″?ら????绌跺???????跺????绌跺????娌?淇??归?㈠＋????澹???绌剁??娌????跺???ㄥ????锛?涓?缇??藉?藉?????灞?(NIST)??榛?娓??????????╃????浣?浼﹀????绌跺??????寤烘???绌跺??绛???浣?锛?杩?涓?姝ョ??绌朵???e??MnNiGe?哄??????璐????ㄨ??琛?涓恒??姝ゅ????绌惰〃??姝ｅ??MnNiGe??????椹??浣????拌?烘??????纾??烘??锛???nNiGe涓????e浼?寮???n-Fe??纾??﹀??骞剁?﹁В?????Mn-Mn????纾??﹀??????杩?涓?涓??芥?ｈ?涓??婧?(CSNS)绉?瀛︿腑蹇?浠ュ??缇???IST涓??绉?瀛︿腑蹇?????浣?锛??╃?ㄤ腑瀛?琛?灏???娈碉?浠?浠???nFeNiGe绯诲??????涓??娆℃????瑙ｆ???轰?????害???ヨ?烘??纾?缁???(??a??b??c????)??绗???у????璁＄?缁???琛ㄦ??锛?MnNiGe涓????e??瀛???锛????ヨ?烘??纾?缁??????介??姣?骞抽?㈣?烘??????纾?缁??????介??浣?0.8 meV路f.u.-1??
?????撮??瑕????????绌跺???帮??锋??????害???ヨ?烘??纾?缁?????Mn0.87Fe0.13NiGe涓?绾挎?ч??纾?缁?????MnCoGe0.99In0.01?稿?姣?(??f)锛??变?纾?浜ゆ????ㄧ??涓???锛?浜???Mn??瀛???杩??讳?娆¤??婚?磋??藉?虹?板樊寮?锛?????揪??.61%涓?2.60%??杩?瀵艰?村?ㄩ┈姘?浣??稿??杩?绋?涓??Mn0.87Fe0.13NiGe???????舵?肩?稿??搴﹁揪??.68%锛????惧ぇ浜?MnCoGe0.99In0.01??????7.49%???╃?ㄨ?绉?????害?烘??纾?缁???璇卞????捐???舵?肩?稿??锛??ㄧ?缁?MnFeNiGe绯诲??????涓???颁?宸ㄥぇNTE琛?涓???f)??195 K (80??275 K)??瀹芥俯?鸿???村??锛?Mn0.87Fe0.13NiGe????????澶х嚎?ц????ㄨ??骞?搴﹁揪?拔?L/L ~ -23690 ? 10-6锛?瓒?杩??跺钩???舵?艰础??????? (-7121 ? 10-6)??杩?椤瑰伐浣?涓烘?㈢储???????NTE琛?涓烘??渚?浜??扮??ャ??
??????瑕??瑰??????????璇ラ」??绌舵??????腑?芥?ｈ?涓??婧?(CSNS)绉?瀛︿腑蹇??????ㄧ????灏?璋变华GPPD??纭???扮??棣?涓?????害?烘??纾?缁???锛???a??b??c??e锛?锛?浣?PPD璋变华椤哄?╅??杩?楠??讹?楠?璇?浜????芥?ｈ?涓??婧?GPPD涓??琛?灏?璋变华??浣跨?ㄦ?????т???瑕?浠峰?笺???稿?冲伐浣?宸插??琛ㄥ?ㄨ?卞?界??瀹跺??瀛﹀?浼?????[Mater. Horiz. 2020, 7, 804-810]涓?????绔??炬?ワ?
https://pubs.rsc.org/en/content/articlelanding/2020/mh/c9mh01602c#!divAbstract
????杩?骞存?ワ?纾?瀛﹀?藉????瑰?楠?瀹?03缁???绌跺?㈤??涓??翠?娉ㄤ??烘???跺?峰伐璐ㄧ??????搴???绌躲???ㄥ法纾????????挎????绌剁Н绱????虹?涓?锛???杩???澹???绌剁???????垮?ㄨ?″?ら????绌跺???????跺????绌跺????娌?淇??归?㈠＋????瀵间?锛?涓?缇??藉?藉?????灞?(NIST)榛?娓??????????╃????浣?浼﹀????绌跺??????寤烘???绌跺??绛???浣?锛???绌朵?宸ㄧ???a(Fe1-xSix)13?烘?????╃??????璋??х??纾???????????搴?锛???寰???瑕?杩?灞?????绌跺???帮?11.3kbar???╃????????娇La(Fe0.92Co0.08)11.9Si1.1??纾????靛??澧?澶у??????9kbar浣垮?????靛??澧?澶у???????╃?ㄥ??浣?????涓??琛?灏???娈靛苟缁???绗???у????璁＄?浠???瀛?灏哄害??ず浜?????浣??ㄤ???瀛?灞?????????瑰?????稿???ц川??纾?????????搴??????ㄥ?宠????
??????浣?????涓??琛?灏?缁???琛ㄦ??锛??╃????????杩???缂?:13缁?????浜???????㈢????ㄥ??琛ㄩ?㈢??Fe-Fe????B1锛?B2锛?B3)浣夸???????ヨ?绛?姣?渚??剁缉锛???浜???????㈢?涔???e-Fe????B4锛?B5)???烘?????????????锛?杩?涓?La(Fe,Si)13?哄?????╁??ラ?撮??H??瀛???浜х??????瀛﹀????瀵瑰??瀛?灞????????褰卞???捐??涓???(??)???╃?ㄧ?涓??у????璁＄???绌朵?La(Fe0.92Co0.08)11.9Si1.1椤虹?(??纾?)?????靛???瀵?搴﹂????????婕???瑙?寰?锛?骞舵?规???????稿????璁恒???╃?ㄨ垂绫宠?界骇澶????靛???瀵?搴﹀???璁＄?浜??ゅ??稿???ц川妯?妯¤?﹀??绯绘?????板?笺??缁????剧ず锛???????????澧???妯?妯¤?﹀??绯绘????绗﹀?风?辨???涓鸿?锛?琛ㄦ???稿???ц川浠?浜?绾ц浆??涓轰?绾э???ず浜??╃????????杩?寮??ョ?规????舵?肩?稿??浣?a(Fe0.92Co0.08)11.9Si1.1?????╃???稿???ц川婕???骞惰?峰??捐??澧?寮虹??纾???????????搴?(??)???╃???哄?躲??
????杩?椤瑰伐浣?瀵逛??ㄩ?㈢??瑙ｇ??惰?﹀??????宸ㄧ???????????搴????╃???哄?朵互???峰?????璋??х???版??搴??锋????瑕???涔????稿?冲伐浣?宸插??琛ㄥ?ㄧ??藉??瀛﹀?浼????? [Chem. Mater. 2020, 32, 1807-1818]涓?????绔??炬?ワ?
https://pubs.acs.org/doi/10.1021/acs.chemmater.9b03915
????璇ョ郴??宸ヤ??峰?绉????ㄥ?藉????圭????璁″?????藉????剁?瀛﹀?洪????涓??界?瀛﹂?㈡???ユ?у??瀵肩???涓?椤瑰??涓??界?瀛﹂?㈠??娌跨?瀛﹂???归」??????????
