{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用高温固相碳热还原法(CTR,Carbothermal Reduction)合成了LiFePO4/C复合正极材料.采用XRD,SEM以及BET等方法对产物进行表征.结果表明,所得LiFePO4/C材料有着单一的橄榄石型晶体结构.750℃下制备产物的BET比表面积为39.7002 m2/g.利用恒流充放电,循环伏安法(CV),电化学阻抗谱(EIS)等电化学手段研究了LiFePO4/C材料的电化学性质.结果表明:750℃下制备的LiFePO4/C复合材料在25℃工作温度下,有着优异的循环稳定性和大倍率充放电性能,使用850 mA/g(5 C)的电流密度对电池充放电90次后,电池放电比容量仍能保持111 mAh/g.在55℃工作温度下1 C充放电倍率时,首次和第90次循环的放电比容量分别为145.3 mAh/g和142.9 mAh/g.","authors":[{"authorName":"何雨石","id":"3a2a9fbd-e2be-4a0c-af2b-04165efa764b","originalAuthorName":"何雨石"},{"authorName":"廖小珍","id":"8499bf52-ea9b-4b2b-bb41-40b25834e391","originalAuthorName":"廖小珍"},{"authorName":"马紫峰","id":"9c554007-c6fd-4ef3-97ba-23e4697a1e7b","originalAuthorName":"马紫峰"},{"authorName":"原鲜霞","id":"4aff0d46-f2bd-41d6-85d3-e1dc84559593","originalAuthorName":"原鲜霞"},{"authorName":"王保峰","id":"cd7d15fb-2bca-48cf-8fec-daf3d9e93a66","originalAuthorName":"王保峰"},{"authorName":"<span style=\"color:red\">蒋</span><span style=\"color:red\">逸</span>","id":"900e8484-e3a1-4cb3-8066-3f147f916b9d","originalAuthorName":"蒋逸"}],"doi":"","fpage":"1644","id":"44b1998f-aa0b-4bce-9aa4-4c7db0077ca6","issue":"9","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":"3180f2a9-14c7-4e66-8a24-35632140a1ae","keyword":"LiFePO4","originalKeyword":"LiFePO4"},{"id":"05eeae4f-dd46-4d33-a2c8-45d5dee19cb4","keyword":"正极材料","originalKeyword":"正极材料"},{"id":"505810fa-8fe4-4f49-bbd1-d9dfe51d80f7","keyword":"碳热还原法","originalKeyword":"碳热还原法"},{"id":"f61ef348-4140-4f25-b9d4-cca40273f8f4","keyword":"锂离子电池","originalKeyword":"锂离子电池"}],"language":"zh","publisherId":"xyjsclygc200709031","title":"LiFePO4/C复合正极材料的制备及其电化学性能研究","volume":"36","year":"2007"},{"abstractinfo":"采用酒精法测量扩散氢,研究了焊条熔敷金属扩散氢含量以及在测氢过程中扩散氢<span style=\"color:red\">逸</span>出量与<span style=\"color:red\">逸</span>出时间的关系(<span style=\"color:red\">逸</span>出特性).研究结果表明,熔敷金属扩散氢<span style=\"color:red\">逸</span>出特性受扩散氢含量、焊道数、熔敷金属化学成分和表面状态等多种因素的影响.熔敷金属扩散氢(HDo)可以分为快速<span style=\"color:red\">逸</span>出扩散氢(HDq)和慢速<span style=\"color:red\">逸</span>出扩散氢(HDs)两部分.","authors":[{"authorName":"魏金山","id":"d4b2d355-30b4-4dc4-a0d9-b9c9b58e6f1d","originalAuthorName":"魏金山"},{"authorName":"张京海","id":"830cbf44-363f-4b7c-8e9a-7f6ffb5cd2a4","originalAuthorName":"张京海"},{"authorName":"张田宏","id":"a9bd2179-3c62-49f2-9707-7b74d3691c92","originalAuthorName":"张田宏"}],"doi":"10.3969/j.issn.1003-1545.2003.01.006","fpage":"20","id":"d4a1a067-fb73-41e3-bc07-7c29e72eabc2","issue":"1","journal":{"abbrevTitle":"CLKFYYY","coverImgSrc":"journal/img/cover/CLKFYYY.jpg","id":"10","issnPpub":"1003-1545","publisherId":"CLKFYYY","title":"材料开发与应用"},"keywords":[{"id":"26446325-7f2b-46ec-956b-5878253fa04a","keyword":"焊条","originalKeyword":"焊条"},{"id":"27478c4f-0161-45d1-9a44-6af739ecf9c7","keyword":"扩散氢","originalKeyword":"扩散氢"},{"id":"a26032cb-7d22-43bc-8777-286d467ca896","keyword":"<span style=\"color:red\">逸</span>出特性","originalKeyword":"逸出特性"}],"language":"zh","publisherId":"clkfyyy200301006","title":"熔敷金属扩散氢<span style=\"color:red\">逸</span>出特性研究","volume":"18","year":"2003"},{"abstractinfo":"新鲜裸露金属表面外<span style=\"color:red\">逸</span>电子发射与金属初始氧化,是同一个过程。外<span style=\"color:red\">逸</span>电子发射状况直接与氧化层单层的形成相联系。由此,通过在常温低压下铝划伤表面外<span style=\"color:red\">逸</span>电子发射衰减,讨论了划伤铝初始氧化的动力学过程。新鲜裸露铝的氧化,起先服从抛物线生长律,随后为倒对数生长律。","authors":[{"authorName":"马圣驷","id":"1a51772d-5e21-42e8-af0f-686d6ccf6a87","originalAuthorName":"马圣驷"}],"categoryName":"|","doi":"","fpage":"35","id":"14227720-034e-4159-84c1-7c19607062fc","issue":"1","journal":{"abbrevTitle":"ZGFSYFHXB","coverImgSrc":"journal/img/cover/中国腐蚀封面19-3期-01.jpg","id":"81","issnPpub":"1005-4537","publisherId":"ZGFSYFHXB","title":"中国腐蚀与防护学报"},"keywords":[],"language":"zh","publisherId":"1005-4537_1982_1_3","title":"铝划伤表面外<span style=\"color:red\">逸</span>电子发射及其初始氧化","volume":"2","year":"1982"},{"abstractinfo":"本文针对液-液两相接触时的传质过程,以流体动力学理论及相间传质的渗透理论为基础,根据界面上惰性气泡<span style=\"color:red\">逸</span>出界面时流体流动及传质过程的特征,导出了气泡促进的相间传质系数的数学关系式。该关系式表明,流体中传质速率不仅与<span style=\"color:red\">逸</span>出气泡的体积速度的平方根成正比,同时与气泡大小、界面上气泡分布密度等参数有关。该关系式能较好地描述文献中的实验数据。","authors":[{"authorName":"李新海","id":"5643d9c5-339b-4143-ac90-6bef8944dc64","originalAuthorName":"李新海"},{"authorName":"陈新民","id":"76073662-da75-45f4-9850-8f0b8fcd9d61","originalAuthorName":"陈新民"},{"authorName":"莫鼎成","id":"a84aa38c-e47b-4c9b-b520-0924b25bd19b","originalAuthorName":"莫鼎成"},{"authorName":"刘今","id":"9e1dc654-1924-4aab-a7fa-6a061e13d07e","originalAuthorName":"刘今"}],"categoryName":"|","doi":"","fpage":"95","id":"29a14d23-b035-4e8e-a927-730b52a3bd13","issue":"3","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"af99e973-008a-4886-a485-94acffa26c85","keyword":"相间传质","originalKeyword":"相间传质"},{"id":"6cc7038b-ae23-4bbf-9361-0d397e2753ce","keyword":"gas bubble","originalKeyword":"gas bubble"},{"id":"e4dc66b0-07f4-4cbf-bb0f-ffbf904e69dc","keyword":"liquid--liquid reaction","originalKeyword":"liquid--liquid reaction"}],"language":"zh","publisherId":"0412-1961_1991_3_9","title":"相界面<span style=\"color:red\">逸</span>出惰性气泡时相间传质","volume":"27","year":"1991"},{"abstractinfo":"基于<span style=\"color:red\">逸</span>散系数定义,给出了直角坐标系下<span style=\"color:red\">逸</span>散系数积分表达式.采用积分简化公式推导了<span style=\"color:red\">逸</span>散系数及接受系数的降重积分表达式,并应用高斯数值积分进行求解.应用<span style=\"color:red\">逸</span>散系数及接受系数对气体段对自身及气体段对相邻表面段的直接交换面积进行求解验证.结果表明,采用降重积分求解<span style=\"color:red\">逸</span>散系数及接受系数计算结果更精确,用于求辐射直接交换面积时精度更高,并可以节省一定的机时.","authors":[{"authorName":"李国军","id":"7713b9da-c314-480e-bbdb-bc460710e8c4","originalAuthorName":"李国军"},{"authorName":"陈海耿","id":"2d1e2a3f-dd61-47d8-a372-ad4918733b9c","originalAuthorName":"陈海耿"}],"doi":"10.3969/j.issn.1671-6620.2009.03.016","fpage":"221","id":"64873e16-4703-4da2-843f-b17211bae811","issue":"3","journal":{"abbrevTitle":"CLYYJXB","coverImgSrc":"journal/img/cover/CLYYJXB.jpg","id":"17","issnPpub":"1671-6620","publisherId":"CLYYJXB","title":"材料与冶金学报"},"keywords":[{"id":"edd6e294-c6dd-421f-a4a9-6fd1f27d2648","keyword":"<span style=\"color:red\">逸</span>散系数","originalKeyword":"逸散系数"},{"id":"d998625d-21f0-45d2-a883-574ef72606bc","keyword":"接受系数","originalKeyword":"接受系数"},{"id":"fc7dd049-d60d-4a95-b84a-774831d561f4","keyword":"直接交换面积","originalKeyword":"直接交换面积"},{"id":"639d79ff-6c81-470e-8201-028c424d2d59","keyword":"段法","originalKeyword":"段法"}],"language":"zh","publisherId":"clyyjxb200903016","title":"<span style=\"color:red\">逸</span>散系数及接受系数在求解辐射直接交换面积中的应用","volume":"8","year":"2009"},{"abstractinfo":"保护膜的外<span style=\"color:red\">逸</span>电子发射有利于缩短PDP响应时间并使放电稳定进行,但同时也会带来壁电荷的损失.文章评述了保护膜的外<span style=\"color:red\">逸</span>电子发射特性致使壁电荷损失的因素,并讨论了目前为改善壁电荷损失采用的方法,为合理利用保护膜的外<span style=\"color:red\">逸</span>电子发射特性提供了良好的研究基础.","authors":[{"authorName":"李青","id":"0577c532-0a1b-40fe-8362-bee9b4832414","originalAuthorName":"李青"},{"authorName":"朱笛","id":"e609353b-f71b-4414-8ca8-a8e304bdd855","originalAuthorName":"朱笛"},{"authorName":"TOLNER Harm","id":"248c569f-907d-4094-a2eb-05776006e956","originalAuthorName":"TOLNER Harm"}],"doi":"10.3969/j.issn.1007-2780.2009.04.009","fpage":"512","id":"bb5d5a85-4e0a-4ca5-9b73-a0913b8610fa","issue":"4","journal":{"abbrevTitle":"YJYXS","coverImgSrc":"journal/img/cover/YJYXS.jpg","id":"72","issnPpub":"1007-2780","publisherId":"YJYXS","title":"液晶与显示   "},"keywords":[{"id":"e46e60da-5fc5-4697-bd81-15a8a438f013","keyword":"保护膜","originalKeyword":"保护膜"},{"id":"ea64b414-fe94-4523-b95c-e853cba6d248","keyword":"外<span style=\"color:red\">逸</span>电子发射","originalKeyword":"外逸电子发射"},{"id":"f39c426e-54c4-4e9e-9cc6-3f0eea8d6ec3","keyword":"壁电荷","originalKeyword":"壁电荷"},{"id":"04b121a9-5b43-4a6f-b63c-f914d9c1fb2f","keyword":"PDP","originalKeyword":"PDP"}],"language":"zh","publisherId":"yjyxs200904009","title":"保护膜外<span style=\"color:red\">逸</span>电子发射特性对壁电荷的影响及改进方法","volume":"24","year":"2009"},{"abstractinfo":"利用气相色谱技术研究混合稀土精矿焙烧过程中氟的<span style=\"color:red\">逸</span>出规律,分别对混合稀土精矿在400℃～750℃下焙烧30min～120min的各个条件进行实验,测出不同条件下焙烧气体中的氟总量、<span style=\"color:red\">逸</span>出率、混合稀土精矿的分解率以及焙烧产物的物相组成,分析了氟的<span style=\"color:red\">逸</span>出率与焙烧温度、焙烧时间和环境湿度等因素间的关系,揭示了氟<span style=\"color:red\">逸</span>出的化学反应机制,为控制环境污染、优化处理工艺提供依据.","authors":[{"authorName":"吴志颖","id":"4e4708ae-9c6a-4d36-bb41-0c1643248964","originalAuthorName":"吴志颖"},{"authorName":"吴文远","id":"1c56d3ae-bcb9-45bf-aac3-42fb7a6bbde4","originalAuthorName":"吴文远"},{"authorName":"孙树臣","id":"bed31509-492e-4991-9ad5-dff7664866bb","originalAuthorName":"孙树臣"},{"authorName":"边雪","id":"7e0563be-bb1a-462f-bd4a-fba756d03f68","originalAuthorName":"边雪"},{"authorName":"涂赣峰","id":"aa75b2ce-fbbe-4948-9627-280220e5ac70","originalAuthorName":"涂赣峰"}],"doi":"10.3969/j.issn.1004-0277.2009.06.004","fpage":"18","id":"e1b00036-e0a7-47e7-b6e6-39c5e84d48c7","issue":"6","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"55495c60-5cf0-4264-8ed8-b319199e61a7","keyword":"混合稀土精矿","originalKeyword":"混合稀土精矿"},{"id":"72ba75dd-6db7-49ad-9003-208604aeee95","keyword":"焙烧","originalKeyword":"焙烧"},{"id":"459430f5-dc5c-455d-89a5-49ad39fd1b7d","keyword":"氟","originalKeyword":"氟"},{"id":"a0eec90f-77c0-4ec2-8add-b3776b21909a","keyword":"<span style=\"color:red\">逸</span>出规律","originalKeyword":"逸出规律"},{"id":"75b31a0b-fec6-4634-8e8b-a6a347258048","keyword":"气相色谱","originalKeyword":"气相色谱"}],"language":"zh","publisherId":"xitu200906004","title":"混合稀土精矿氧化焙烧过程中氟的<span style=\"color:red\">逸</span>出规律研究","volume":"30","year":"2009"},{"abstractinfo":"采用差热分析、X射线衍射、化学分析等检测分析手段,研究了白云鄂博铁精矿焙烧过程中气态氟化物的<span style=\"color:red\">逸</span>出机理.研究结果表明,白云鄂博铁精矿中的氟碳铈矿在499.5℃～558.6℃分解,饱和水蒸气气氛下焙烧时氟会<span style=\"color:red\">逸</span>出,其机理是水蒸气和氟碳铈矿中的氟生成HF;而萤石中的CaF2与SiO2、K2O、Na2O、Al2O3、MgO等脉石成分及焙烧气氛中的水蒸气自600℃开始反应,主要以SiF4、KF、NaF、HF等气态氟化物形式<span style=\"color:red\">逸</span>出.在白云鄂博铁精矿焙烧过程中,焙烧温度及焙烧气氛中的水蒸气是影响氟<span style=\"color:red\">逸</span>出的重要因素.随着焙烧温度的升高,气态氟化物的<span style=\"color:red\">逸</span>出率明显提高;焙烧气氛中的水蒸气能够促进氟碳铈矿及萤石中的氟以HF形式<span style=\"color:red\">逸</span>出.本文探明了气态氟化物生成的机理及氟<span style=\"color:red\">逸</span>出主要影响因素,为改进白云鄂博铁精矿焙烧工艺、减少焙烧或烧结过程中氟的排放提供了理论依据.","authors":[{"authorName":"王艺慈","id":"17556cb0-8d23-4fc5-9cdc-c7c1e981d549","originalAuthorName":"王艺慈"},{"authorName":"张建良","id":"fb689b91-6745-40c9-9eb9-403f07a00925","originalAuthorName":"张建良"},{"authorName":"宋小龙","id":"4bd70b77-1355-4aee-8173-37c27f987f65","originalAuthorName":"宋小龙"},{"authorName":"张芳","id":"f3dc7ed5-8cec-48d3-b340-a56ec9a7a855","originalAuthorName":"张芳"},{"authorName":"罗果萍","id":"1419d0d9-815b-4fdf-bfd6-3236db0e112d","originalAuthorName":"罗果萍"},{"authorName":"王晶","id":"6164cbf3-5d70-4ce9-ae90-69f4e6c94ddc","originalAuthorName":"王晶"}],"doi":"","fpage":"11","id":"88f25f83-92c3-47d0-889c-5ad0f8ff4fac","issue":"1","journal":{"abbrevTitle":"XT","coverImgSrc":"journal/img/cover/XT.jpg","id":"65","issnPpub":"1004-0277","publisherId":"XT","title":"稀土"},"keywords":[{"id":"9cb192f0-0086-4c76-aac8-c1217d1e32ed","keyword":"氟碳铈矿","originalKeyword":"氟碳铈矿"},{"id":"68d340a9-ded8-43e1-b4e7-63d428761416","keyword":"萤石","originalKeyword":"萤石"},{"id":"eb3b75f3-a558-4c24-8a35-966e8c95ee20","keyword":"焙烧","originalKeyword":"焙烧"},{"id":"0fe5d829-1bf7-46e3-8258-1f7d442a0155","keyword":"气态氟化物","originalKeyword":"气态氟化物"},{"id":"a8392d13-c779-4863-8e61-a7ac8a97f0e6","keyword":"<span style=\"color:red\">逸</span>出","originalKeyword":"逸出"}],"language":"zh","publisherId":"xitu201401003","title":"含氟铁精矿焙烧过程中气态氟化物的<span style=\"color:red\">逸</span>出研究","volume":"35","year":"2014"},{"abstractinfo":"利用气相色谱技术研究含混合稀土精矿焙烧过程中氟<span style=\"color:red\">逸</span>出的问题,分别对混合稀土精矿和加入一定量CaO-NaCl-CaCl_2助剂的混合稀土精矿在400-750℃下焙烧30～120 min的各个条件进行实验,测出不同条件下焙烧气体中的氟总量、<span style=\"color:red\">逸</span>出率、分解率以及焙烧产物的物相组成.结果表明:70%的环境湿度下,焙烧混合稀土精矿过程中氟的<span style=\"color:red\">逸</span>出率随焙烧温度和时间的增加而增大,其中焙烧温度的影响较大,750℃下焙烧2 h时可达29.952%;添加CaO-NaCl-CaCl_2助剂不仅降低了混合稀土精矿的分解温度,使混合稀土精矿在700℃下焙烧2 h的分解率在90%以上,更重要的是抑制了焙烧过程中氟的<span style=\"color:red\">逸</span>出,使氟的<span style=\"color:red\">逸</span>出率由19.296%下降为0.315%,相对抑制作用为98.37%.","authors":[{"authorName":"吴志颖","id":"e920985e-c9a8-4005-b4ae-b1a5ecf30ee7","originalAuthorName":"吴志颖"},{"authorName":"吴文远","id":"789de297-2ade-49c6-b7de-2b48e9b6c0cd","originalAuthorName":"吴文远"},{"authorName":"孙树臣","id":"8959c117-73ed-4de2-a52b-2849b05f9db7","originalAuthorName":"孙树臣"},{"authorName":"边雪","id":"8ec66b28-6c6f-4015-9259-f79a0d8a9980","originalAuthorName":"边雪"},{"authorName":"涂赣峰","id":"259820cd-8ede-4422-9e07-9d9989f476ed","originalAuthorName":"涂赣峰"}],"doi":"10.3969/j.issn.0258-7076.2010.02.020","fpage":"276","id":"6c52356b-b5d6-4a6a-b0ca-0b78968ce067","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":"206507ff-c3b7-456b-8082-7a59e950eb65","keyword":"混合稀土精矿","originalKeyword":"混合稀土精矿"},{"id":"06e37649-8a79-4d10-81a1-8f249b36d33e","keyword":"助剂","originalKeyword":"助剂"},{"id":"87a180f5-d11d-4043-bc9f-dc68f85ba88f","keyword":"焙烧","originalKeyword":"焙烧"},{"id":"5f055ab3-18b7-497d-a829-9b1869c219eb","keyword":"固氟","originalKeyword":"固氟"},{"id":"82f47eca-d071-418b-8969-42c7cd9a5bd6","keyword":"气相色谱","originalKeyword":"气相色谱"}],"language":"zh","publisherId":"xyjs201002020","title":"抑制混合型稀土精矿焙烧过程中氟<span style=\"color:red\">逸</span>出的研究","volume":"34","year":"2010"},{"abstractinfo":"利用水银法与热提取法试验测定了590 MPa级高强度焊条在不同温度下的扩散氢<span style=\"color:red\">逸</span>出速率,建立了与温度相关的扩散氢<span style=\"color:red\">逸</span>出速率表达式,并验证了该表达式的有效性.结果表明,该表达式可以较为准确地计算出焊缝金属冷却过程中的瞬态扩散氢浓度.","authors":[{"authorName":"杨欢","id":"2b72b979-3a0d-4e58-bac5-2ce952db79b1","originalAuthorName":"杨欢"},{"authorName":"王涛","id":"2b46f763-69de-444b-ba59-5765fd834d77","originalAuthorName":"王涛"},{"authorName":"薛钢","id":"33ff7e7d-9636-4158-b4de-fb57c1df3df2","originalAuthorName":"薛钢"},{"authorName":"刘健","id":"f6139d4c-02f7-426f-8dd3-e0225284a817","originalAuthorName":"刘健"}],"doi":"","fpage":"4","id":"596127b4-6972-48f1-8472-4441d987c5b4","issue":"2","journal":{"abbrevTitle":"CLKFYYY","coverImgSrc":"journal/img/cover/CLKFYYY.jpg","id":"10","issnPpub":"1003-1545","publisherId":"CLKFYYY","title":"材料开发与应用"},"keywords":[{"id":"2800de6e-e4ab-42ca-8f5f-2c2ac64aeedc","keyword":"高强度焊条","originalKeyword":"高强度焊条"},{"id":"b592e581-25e9-4a31-a889-8286d7b6cde8","keyword":"扩散氢","originalKeyword":"扩散氢"},{"id":"8842065a-60c5-406b-89ea-9d7a01761d2c","keyword":"<span style=\"color:red\">逸</span>出速率表达式","originalKeyword":"逸出速率表达式"}],"language":"zh","publisherId":"clkfyyy201502002","title":"590 MPa级高强度焊条扩散氢<span style=\"color:red\">逸</span>出速率表达式","volume":"30","year":"2015"}],"totalpage":18,"totalrecord":178}