{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用GNP(Glycine-Nitrate Process)法合成<span style=\"color:red\">La0.8Ca0.2CrO3</span>初级粉料,研究甘氨酸用量对产物的晶体结构和显微形貌的影响,并测试烧结体的相对密度和电导率.研究结果表明,甘氨酸与金属离子的摩尔比(G/Mn+)控制在2.0～2.5时可得到颗粒尺寸细小、均匀(100nm～200 nm)的单相钙钛矿粉体,烧结温度为1350℃时样品的相对密度达到91.0%,测试温度为800℃时样品的电导率达到30.5 S.cm-1.与常规固相法相比,GNP法制各的样品具有更好的烧结活性和导电性能.","authors":[{"authorName":"郭文锋","id":"3a186392-e151-479d-aff5-17f633456559","originalAuthorName":"郭文锋"},{"authorName":"徐庆","id":"3cc1b87f-5bef-4095-994d-5b3a359d42f2","originalAuthorName":"徐庆"},{"authorName":"陈文","id":"e87ee5d3-3bba-40f2-bd2a-db40bbdfedf0","originalAuthorName":"陈文"},{"authorName":"黄端平","id":"3a210b00-5b39-41f3-8b5a-710f231f9ea6","originalAuthorName":"黄端平"},{"authorName":"王皓","id":"f762f15b-54eb-4b5f-937d-75aed1c6c2e5","originalAuthorName":"王皓"},{"authorName":"袁润章","id":"b23efcbf-4a92-4b94-a28d-a32a7ccaec82","originalAuthorName":"袁润章"}],"doi":"","fpage":"1886","id":"1cf3fe98-f5a3-45cc-b5a6-a35f16a18d10","issue":"12","journal":{"abbrevTitle":"XYJSCLYGC","coverImgSrc":"journal/img/cover/XYJSCLYGC.jpg","id":"69","issnPpub":"1002-185X","publisherId":"XYJSCLYGC","title":"稀有金属材料与工程"},"keywords":[{"id":"57fbae6e-7266-4502-9cbc-914ef347c449","keyword":"<span style=\"color:red\">La0.8Ca0.2CrO3</span>","originalKeyword":"La0.8Ca0.2CrO3"},{"id":"a60c9d54-cd9a-4f98-b2b1-f567be130ffd","keyword":"钙钛矿复合氧化物","originalKeyword":"钙钛矿复合氧化物"},{"id":"bf7ef4d5-fced-44ec-a47d-91c82264ea3d","keyword":"GNP法","originalKeyword":"GNP法"},{"id":"ec957cf9-6863-4f4e-b492-5c3a75c9c474","keyword":"电导率","originalKeyword":"电导率"}],"language":"zh","publisherId":"xyjsclygc200512010","title":"<span style=\"color:red\">La0.8Ca0.2CrO3</span>钙钛矿复合氧化物的GNP法合成与表征","volume":"34","year":"2005"},{"abstractinfo":"采用甘氨酸-硝酸盐法合成<span style=\"color:red\">La0.8Ca0.2CrO3</span>复合氧化物粉料,对合成产物的晶体结构和显微形貌进行表征,研究烧成温度对<span style=\"color:red\">La0.8Ca0.2CrO3</span>相对密度和电导率的影响.实验结果表明,烧成温度为1400℃时样品即达较高的相对密度(92.6%),测试温度为800℃时样品的电导率为31.1 S·cm-1.与常规固相法相比,GNP法合成产物的纯度高、颗粒细(100nm～200nm),有良好的烧结活性,能够有效地降低材料的烧成温度和提高材料的电性能.","authors":[{"authorName":"郭文锋","id":"72d1075f-3442-42db-81a1-c2b56735daf5","originalAuthorName":"郭文锋"},{"authorName":"徐庆","id":"c76547c1-15c0-40fc-9a53-ad4fd581cd45","originalAuthorName":"徐庆"},{"authorName":"陈文","id":"96b1cc61-be58-4694-974d-4e71bb68087a","originalAuthorName":"陈文"},{"authorName":"黄端平","id":"db1260ba-f4e0-4ffe-8f65-f45402f78d78","originalAuthorName":"黄端平"},{"authorName":"王皓","id":"ab33bf6a-76e9-42a6-a1ae-28887b6b9b65","originalAuthorName":"王皓"},{"authorName":"袁润章","id":"7a06c975-7b3b-4abb-8594-0515845276b3","originalAuthorName":"袁润章"}],"doi":"10.3969/j.issn.1004-0277.2007.01.007","fpage":"30","id":"afd099c8-36f2-4fb9-9702-37c573f12409","issue":"1","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"3314a5df-bd87-461e-a71c-e0e3eed433f9","keyword":"<span style=\"color:red\">La0.8Ca0.2CrO3</span>","originalKeyword":"La0.8Ca0.2CrO3"},{"id":"a04473a8-378f-4612-be82-ef84fc2b23b7","keyword":"甘氨酸-硝酸盐法","originalKeyword":"甘氨酸-硝酸盐法"},{"id":"5d75e9d7-01e4-4410-ab20-e5b290138e71","keyword":"相对密度","originalKeyword":"相对密度"},{"id":"36e92be1-903a-45b7-8dbb-5a89fb2c57b9","keyword":"电导率","originalKeyword":"电导率"},{"id":"0abe1f94-09a9-4e93-ab16-f3fabc4ebdf3","keyword":"稀土","originalKeyword":"稀土"}],"language":"zh","publisherId":"xitu200701007","title":"<span style=\"color:red\">La0.8Ca0.2CrO3</span>体系复合氧化物的甘氨酸-硝酸盐法合成与导电性能","volume":"28","year":"2007"},{"abstractinfo":"以乙二醇为溶剂,柠檬酸为胶溶剂,用溶胶凝胶法合成<span style=\"color:red\">La</span>0 8Sr0 2<span style=\"color:red\">CrO3</span>纳米粉料.结果表明,柠檬酸与乙二醇的重量比为1:1.2,分解温度为800℃时粉料的平均粒径为10～40nm,比表面为98.5～102.5m2/g,在1200℃下即可获得单相钙钛矿结构的<span style=\"color:red\">La</span>0 8Sr0 2<span style=\"color:red\">CrO3</span>.在室温与1000℃之间,<span style=\"color:red\">La</span>0 8Sr0 2<span style=\"color:red\">CrO3</span>材料电导率的数量级为104～105sm-1.","authors":[{"authorName":"邵忠宝","id":"ae484ad2-fd64-4433-85c2-56f57b8e9250","originalAuthorName":"邵忠宝"},{"authorName":"张丽君","id":"cf554552-81f0-476e-b56d-f22231a0f0b5","originalAuthorName":"张丽君"},{"authorName":"王颖","id":"0a2bb297-f202-4ecc-8754-563cde0797cd","originalAuthorName":"王颖"},{"authorName":"顾玉涛","id":"e7c2a66a-520a-4d62-bcb4-0a62d211f603","originalAuthorName":"顾玉涛"}],"doi":"10.3321/j.issn:1005-3093.2001.02.003","fpage":"166","id":"4dd84dcd-326a-427f-9724-af12057ababa","issue":"2","journal":{"abbrevTitle":"CLYJXB","coverImgSrc":"journal/img/cover/CLYJXB.jpg","id":"16","issnPpub":"1005-3093","publisherId":"CLYJXB","title":"材料研究学报"},"keywords":[{"id":"a48894e9-31e8-41f7-9a08-192350f977fa","keyword":"溶胶凝胶","originalKeyword":"溶胶凝胶"},{"id":"7799bab4-0d29-40e3-bfc8-45ef36b44a37","keyword":"纳米","originalKeyword":"纳米"},{"id":"f02cdcbf-cec9-4f96-b134-203ea8e85d1d","keyword":"平均粒径","originalKeyword":"平均粒径"},{"id":"3a0d5a6d-c17a-4477-be9c-1f293f8218fa","keyword":"电导率","originalKeyword":"电导率"}],"language":"zh","publisherId":"clyjxb200102003","title":"用溶胶-凝胶法合成<span style=\"color:red\">La0.8Sr0.2CrO3</span> 纳米粉料","volume":"15","year":"2001"},{"abstractinfo":"利用高能振动球磨法,以氧化镧、氧化钙和二氧化锰为原料,制备出纳米氧化物粉体<span style=\"color:red\">La0.8Ca0.2MnO3</span>.采用XRD分析了球磨过程中粉体的晶化过程;以TEM观察了制备出的粉体的颗粒尺寸和分散状况.结果表明,采用高能振动球磨法20 h就能制备出颗粒尺寸在50～100 nm,属正交晶系的纳米钙钛矿粉体<span style=\"color:red\">La0.8Ca0.2MnO3</span>;在该反应体系的球磨过程中,产物晶粒经历了先长大后细化的过程.将球磨法制备出的粉体压成电极,进行放电分析.结果表明采用该方法制备出的纳米<span style=\"color:red\">La0.8Ca0.2MnO3</span>粉体具有很好的电催化活性.","authors":[{"authorName":"黄浩","id":"fae5e488-539d-407c-91b9-191e4e717cf1","originalAuthorName":"黄浩"},{"authorName":"胡婕","id":"0e37a195-4bad-4951-b248-7b307123f962","originalAuthorName":"胡婕"},{"authorName":"邵光杰","id":"06e46e54-a30d-4a90-b09d-514374eecbf3","originalAuthorName":"邵光杰"},{"authorName":"焦体峰","id":"1d293b0a-a503-4167-88ad-2528e1835801","originalAuthorName":"焦体峰"}],"doi":"","fpage":"420","id":"9797fff4-3a99-45ad-9315-03e1933b3948","issue":"4","journal":{"abbrevTitle":"ZGXTXB","coverImgSrc":"journal/img/cover/ZGXTXB.jpg","id":"86","issnPpub":"1000-4343","publisherId":"ZGXTXB","title":"中国稀土学报"},"keywords":[{"id":"2039bef9-2ba0-4b5c-be0e-6f3c5d62a54d","keyword":"高能振动球磨","originalKeyword":"高能振动球磨"},{"id":"2900c415-ac8b-4634-bff5-0decf7fec9f5","keyword":"纳米","originalKeyword":"纳米"},{"id":"1d3514de-c5f7-472c-a9db-80b0410253c4","keyword":"钙钛矿","originalKeyword":"钙钛矿"},{"id":"bd818ea5-03a9-43f9-bfeb-ea2309112c73","keyword":"稀土","originalKeyword":"稀土"}],"language":"zh","publisherId":"zgxtxb201004007","title":"高能振动球磨法制备纳米钙钛矿粉体<span style=\"color:red\">La0.8Ca0.2MnO3</span>","volume":"28","year":"2010"},{"abstractinfo":"铬酸钇与铬酸镧基固体氧化物燃料电池陶瓷连接材料相比具有更高的化学稳定性,但是却难以在空气中致密化烧结.本文利用微波辅助的溶胶-凝胶工艺制备Y<span style=\"color:red\">0.8Sr0.2CrO3</span>-δ超细粉体(粒径30～50nm),并掺入少量的CaF2作为烧结助剂,在1400℃空气气氛下获得了高致密度的烧结体.当CaF2掺入量达到9%(质量分数)时,样品致密度达到97.6%,仍然遵从小极子导电机理,850℃时电导率为2.7Scm-1,完全能够满足中温燃料电池连接材料的使用要求.","authors":[{"authorName":"王松林","id":"912a3193-3faa-454c-90a5-230c5ad08f1d","originalAuthorName":"王松林"},{"authorName":"王泾文","id":"eb3bf9f8-d253-4d72-b5ae-f7b7affa13ea","originalAuthorName":"王泾文"},{"authorName":"刘晓雪","id":"0d89cb59-3c62-44a7-8dc8-2562a3e6d5e3","originalAuthorName":"刘晓雪"},{"authorName":"孟广耀","id":"10ccbfa9-a88b-4e58-891c-1132f4dd7a49","originalAuthorName":"孟广耀"}],"doi":"","fpage":"876","id":"018cee5f-0338-486a-b185-3c60abfa6a37","issue":"6","journal":{"abbrevTitle":"CLKXYGCXB","coverImgSrc":"journal/img/cover/CLKXYGCXB.jpg","id":"13","issnPpub":"1673-2812","publisherId":"CLKXYGCXB","title":"材料科学与工程学报"},"keywords":[{"id":"73369f94-9b4a-428a-9ebe-e92e7f35ce08","keyword":"铬酸钇","originalKeyword":"铬酸钇"},{"id":"fd04fbc9-7b9c-49e6-872a-0c2e690af547","keyword":"烧结","originalKeyword":"烧结"},{"id":"ca84ab16-1409-45f2-908d-6b1909acde66","keyword":"溶胶-凝胶工艺","originalKeyword":"溶胶-凝胶工艺"},{"id":"b4c9126e-7157-4a19-b335-da9989a1d254","keyword":"连接材料","originalKeyword":"连接材料"},{"id":"05d007b6-7f2c-4534-a6b1-46bffc74f149","keyword":"SOFC","originalKeyword":"SOFC"}],"language":"zh","publisherId":"clkxygc201006017","title":"Y<span style=\"color:red\">0.8Sr0.2CrO3</span>-δ超细粉体制备及其低温致密化烧结","volume":"28","year":"2010"},{"abstractinfo":"我们利用固相反应法制备了粉末状<span style=\"color:red\">La0.8Ca0．2MnO3</span>样品，其空间群为pnma，样品中存在超顺磁性粒子，其截止态和超顺磁态的转变温度为185K，从dσ/dT的负峰得到铁磁一顺磁相变居里温度为210K，在顺磁领域线性拟合而得到顺磁居里温度为216．4K，分子式有效磁矩为6．25μB，低温领域磁化曲线服从布洛赫T^<span style=\"color:red\">3</span>/2定律，其自旋波劲度系数为49．2meVA^2．","authors":[{"authorName":"姜炳植","id":"75898e65-a537-4fdd-b11a-7aa1ac382acf","originalAuthorName":"姜炳植"},{"authorName":"","id":"75428cec-a757-456b-b618-81f918785861","originalAuthorName":""},{"authorName":"","id":"3f4200e8-1def-43c9-8bb8-1f509297a553","originalAuthorName":""},{"authorName":"","id":"d577ace3-b83a-41b2-b0a9-0841188f1de5","originalAuthorName":""}],"doi":"","fpage":"302","id":"bd3e1109-fe82-4927-8e56-8ec939f964b3","issue":"4","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报   "},"keywords":[{"id":"f46f664d-5a05-438f-8d76-1cc247c4339b","keyword":"钙钛矿锰氧化物","originalKeyword":"钙钛矿锰氧化物"},{"id":"ac6a4faa-59bc-49ce-a844-baa150435e2f","keyword":"居里温度","originalKeyword":"居里温度"},{"id":"0365aa45-7060-4d4c-8e17-3f88e083eb6d","keyword":"自旋波劲度系数","originalKeyword":"自旋波劲度系数"}],"language":"zh","publisherId":"dwwlxb201204013","title":"钙钛矿<span style=\"color:red\">La0．8Ca0．2MnO3</span>多晶样品的制备及低温磁学特性","volume":"34","year":"2012"},{"abstractinfo":"用固相反应法制备<span style=\"color:red\">La</span>1-x(<span style=\"color:red\">Ca</span>1-yAgy)xMnO<span style=\"color:red\">3</span>(y=0.0,<span style=\"color:red\">0.2,0.4,0.6,0.8</span>)系列样品,通过X射线衍射(xRD)谱,电阻率-温度(p-T)曲线,磁电阻-温度(MR-T)曲线,研究了在A位同时掺入一价、二价元素而保持Mn<span style=\"color:red\">3</span>+/Mn4+比值(摩尔比n(A)/n(B))不变的<span style=\"color:red\">La</span>1-x(<span style=\"color:red\">Ca</span>1-yAgy)xMnO<span style=\"color:red\">3</span>体系A位离子半径＜rA＞及A位离子的无序度σ2对电输运性质及磁电阻的影响.结果表明:所有样品的绝缘体,金属相变温度基本不变,用A位离子半径＜rA＞及A位离子的无序度对电输运性质影响的竞争给予解释；在<span style=\"color:red\">0.8</span>T磁场下,y=0.0样品在133～26K温区MR基本保持23％以上,y=0.6样品在209 ～ 131 K温跨区MR都在23％以上,在如此宽温区产生如此大的MR有利于MR的实际应用；MR的温度稳定性的机制是本征磁电阻与隧穿磁电阻竞争的结果.","authors":[{"authorName":"杨刚","id":"3a334c97-440e-490a-b2a3-a37803dee860","originalAuthorName":"杨刚"},{"authorName":"唐永刚","id":"e87d16e0-bb55-4f60-a34d-14671895ee5c","originalAuthorName":"唐永刚"},{"authorName":"王桂英","id":"5c91a99f-3619-4571-861d-33fe7c7dac5f","originalAuthorName":"王桂英"},{"authorName":"宋启祥","id":"a5d76dcc-87c5-4342-aba5-8f8ea478f276","originalAuthorName":"宋启祥"},{"authorName":"张明玉","id":"4b689678-f1f1-4919-a950-6b41552df706","originalAuthorName":"张明玉"},{"authorName":"彭振生","id":"05fd7892-26d7-4b1e-931b-504d3d6b1bd1","originalAuthorName":"彭振生"}],"doi":"10.3969/j.issn.0258-7076.2012.02.017","fpage":"266","id":"91dc2861-65e3-4cbc-be77-087ae76fb1f5","issue":"2","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"8b34d336-567a-41a7-b35a-120f379fe82d","keyword":"电输运性质","originalKeyword":"电输运性质"},{"id":"b47164ff-05f4-4f47-9c64-2a3ff547f7ab","keyword":"磁电阻","originalKeyword":"磁电阻"},{"id":"c8c8232b-7797-415b-b72b-df72142d423b","keyword":"温度稳定性","originalKeyword":"温度稳定性"},{"id":"61da054e-815e-4e12-9164-fc813688bedb","keyword":"A位离子半径","originalKeyword":"A位离子半径"},{"id":"ce1e2434-d675-403a-b608-5a2515a1c42c","keyword":"无序度","originalKeyword":"无序度"},{"id":"d5236758-ea52-4e1f-8967-7b45be21da44","keyword":"钙钛矿锰氧化物","originalKeyword":"钙钛矿锰氧化物"}],"language":"zh","publisherId":"xyjs201202017","title":"Ag掺杂对<span style=\"color:red\">La0.8Ca0.2MnO3</span>电输运性质及磁电阻的影响","volume":"36","year":"2012"},{"abstractinfo":"通过超声与低频切变模量测量,得到多晶锰氧化物<span style=\"color:red\">La0.2Ca0.8MnO3</span>材料纵向模量与切变模量随温度变化关系曲线,发现在电荷有序转变温度附近,纵向模量与切变模量都出现最小值.运用合作Jahn-Teller效应理论对实验数据进行了拟合,发现理论与实验曲线符合较好,表明Jahn-Teller效应是发生电荷有序状态转变的主要机制之一.","authors":[{"authorName":"陈春霞","id":"35384b39-fba6-48a6-a303-961c603ea114","originalAuthorName":"陈春霞"},{"authorName":"严正芳","id":"5592395f-3d6e-4c9d-8d9b-9e2c4be39137","originalAuthorName":"严正芳"},{"authorName":"郑荣奎","id":"8f89cbdf-bf27-4cc6-b1f1-3fa213654590","originalAuthorName":"郑荣奎"}],"doi":"10.3969/j.issn.1000-3258.2007.02.012","fpage":"127","id":"5d780b1b-dde2-43fb-b633-90de827d86ae","issue":"2","journal":{"abbrevTitle":"DWWLXB","coverImgSrc":"journal/img/cover/DWWLXB.jpg","id":"19","issnPpub":"1000-3258","publisherId":"DWWLXB","title":"低温物理学报   "},"keywords":[{"id":"8882a647-3f49-4509-b65a-16e1d3e9018a","keyword":"锰氧化物","originalKeyword":"锰氧化物"},{"id":"b1bc10f2-ffb7-451a-9dd7-46bbd17db7aa","keyword":"电荷有序","originalKeyword":"电荷有序"},{"id":"861e5f14-e442-4d7e-beb5-5c97241741b2","keyword":"弹性模量","originalKeyword":"弹性模量"},{"id":"140f020d-391f-4ed3-b4b5-0cbcf641efa5","keyword":"Jahn-Teller效应","originalKeyword":"Jahn-Teller效应"}],"language":"zh","publisherId":"dwwlxb200702012","title":"<span style=\"color:red\">La0.2Ca0.8MnO3</span>材料电荷有序转变附近弹性模量的研究","volume":"29","year":"2007"},{"abstractinfo":"用溶胶-凝胶法在碳钢基底上制备了钙钛矿型稀土复合氧化物涂层(<span style=\"color:red\">La0.7Ca0.3CrO3</span>),通过扫描电镜(SEM)和X射线衍射(XRD)等手段对不同工艺所获得的涂层表面形貌、相组成进行了分析,讨论了工艺参数对涂层结构的影响.结果表明,涂层由<span style=\"color:red\">La0.7Ca0.3CrO3</span>单相组成,在基底与陶瓷涂层之间存在氧化铁过渡层.工艺参数对涂层形貌和相组成影响很大,随前驱体溶液浓度及pH值增大涂层变得疏松,随浸渍次数增多涂层厚度和致密度均增加.","authors":[{"authorName":"杨晓洁","id":"3a5e57b5-efb0-4f82-8f22-6e25f3061469","originalAuthorName":"杨晓洁"},{"authorName":"孙良成","id":"dffdee3a-860a-4a18-a9f2-b816c8d4c799","originalAuthorName":"孙良成"},{"authorName":"朱新德","id":"f8fc1a18-a6bc-45fe-b490-b7d8878a42e2","originalAuthorName":"朱新德"},{"authorName":"李德辉","id":"96ad6479-1e55-46b1-8915-81a4ecc29dea","originalAuthorName":"李德辉"},{"authorName":"邱杰","id":"fc26aac3-bc93-4ac6-8266-243f013d0943","originalAuthorName":"邱杰"},{"authorName":"李胜利","id":"fb82e351-bdba-4837-8ad0-2429c1fa3589","originalAuthorName":"李胜利"}],"doi":"10.3969/j.issn.1004-0277.2007.06.006","fpage":"24","id":"6a68f6ff-5f82-4601-b5a8-7472159dc07d","issue":"6","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"f2986a7a-4992-4b52-b119-891ad0d7c349","keyword":"稀土","originalKeyword":"稀土"},{"id":"3bb53100-90a1-46f8-af19-dc1a6f4dc39e","keyword":"铬酸镧","originalKeyword":"铬酸镧"},{"id":"677edd7c-e279-45af-bc61-f39c93c9e6cf","keyword":"溶胶-凝胶法","originalKeyword":"溶胶-凝胶法"},{"id":"9daf3cbb-068b-45e6-ab29-710738172efd","keyword":"涂层","originalKeyword":"涂层"},{"id":"493e6ce9-25b3-44a2-91a8-538ae19e40c7","keyword":"组织","originalKeyword":"组织"}],"language":"zh","publisherId":"xitu200706006","title":"20g钢表面<span style=\"color:red\">La0.7Ca0.3CrO3</span>涂层的结构特征","volume":"28","year":"2007"},{"abstractinfo":"利用固相反应法在1 300 ℃下合成<span style=\"color:red\">La0.8Ca0.2Fe0.5X0.5O3</span>(X=Fe、Cu、Cr、Mn)氧化物,并对它们在近红外波段的发射率进行了研究和比较,通过XRD、XPS、FT-IR等对样品进行分析和表征.研究结果表明,合成的<span style=\"color:red\">La0.8Ca0.2Fe0.5X0.5O3</span>型氧化物样品为单相正交晶系.掺杂后的试样较LaFeO<span style=\"color:red\">3</span>在200~2 500 nm近红外波段的发射率均提高60%以上,其中<span style=\"color:red\">Ca</span>-Cr><span style=\"color:red\">Ca</span>-Cu><span style=\"color:red\">Ca</span>><span style=\"color:red\">Ca</span>-Mn>不掺,可能是掺杂引入Fe4+杂质能级增强了自由载流子浓度及其带隙之间的跃迁,不同元素掺杂引起Fe<span style=\"color:red\">3</span>+Fe4+的跃迁程度与氧空位的浓度存在差异,导致不同掺杂元素发射率不同.<span style=\"color:red\">La0.8Ca0.2Fe0.5X0.5O3</span>型氧化物材料均具有优异的近红外辐射性能,能够在高温热工节能领域发挥作用.","authors":[{"authorName":"刘庆生","id":"ba38dcff-1c64-4335-aaa7-3f49d7bf2986","originalAuthorName":"刘庆生"},{"authorName":"常晴","id":"6d220423-1148-4fd0-b3d6-cd1865f13595","originalAuthorName":"常晴"},{"authorName":"李江霖","id":"a462a3f0-bec6-4b8c-8cec-9a158a63949c","originalAuthorName":"李江霖"},{"authorName":"高道武","id":"b4bf3d0b-e799-47f7-b2ad-61de8ff75b0e","originalAuthorName":"高道武"}],"doi":"10.3969/j.issn.1001-9731.2017.06.002","fpage":"6007","id":"6dcf883d-889e-4330-b07a-7b0278014dac","issue":"6","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"f5ff0000-c47b-42eb-9cec-274607984145","keyword":"铁酸镧","originalKeyword":"铁酸镧"},{"id":"b0b44540-61a1-4207-bcb0-5fb129af980a","keyword":"掺杂","originalKeyword":"掺杂"},{"id":"33999ed3-92a3-401f-90d8-e56f1a8ab504","keyword":"红外辐射材料","originalKeyword":"红外辐射材料"},{"id":"e55e54d1-3865-45d0-af6c-2d4ef77711cc","keyword":"发射率","originalKeyword":"发射率"}],"language":"zh","publisherId":"gncl201706002","title":"<span style=\"color:red\">La0.8Ca0.2Fe0.5X0.5O3</span>型氧化物的制备及其近红外发射率研究","volume":"48","year":"2017"}],"totalpage":6810,"totalrecord":68100}