{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":2,"startPagecode":1},"records":[{"abstractinfo":"Nd-Fe-B快淬磁粉在真空中热压,继续进行不同变形温度和不同应变率的热模压处理.通过分析不同变形温度下的热变形过程中应力一应变率关系,对热模压Nd-Fe-B磁体的热变形行为进行了研究并由此得到了描述热变形过程的关键参数.为了清楚理解晶粒边界滑移和各向异性晶粒长大在变形过程中所起的作用,利用三维有限元软件(DEFORM-F3)对热变形过程进行模拟,得到Nd-Fe-B柱状磁体在变形过程中不同阶段不同区域的有效应变值模拟结果.模拟结果表明:有效应变随磁体压下率的增加而提高,并在磁体中心区域显示了最大应变值,在轴向和径向两个方向由于模具壁与磁体间的摩擦力而减小.磁性能和XRD测试显示剩磁和晶体取向随压下率的增加而得到改善,剩磁在压下率为75%时接近饱和,在80%压下率处达到峰值.有效应变作为c抽取向的依赖因素,在一定程度上反映了热变形磁体的磁性能.","authors":[{"authorName":"赵睿","id":"f0e966f9-edde-4d94-8712-335511c01b53","originalAuthorName":"赵睿"},{"authorName":"王会杰","id":"f7d23028-202a-4405-abf9-21e367321aa8","originalAuthorName":"王会杰"},{"authorName":"李家节","id":"4328fc66-d6f5-4367-84c9-32cbda6057b3","originalAuthorName":"李家节"},{"authorName":"张文臣","id":"7b92cea7-3697-4c02-bfe8-93de8c49a016","originalAuthorName":"张文臣"},{"authorName":"","id":"82476c35-aea6-4ae8-80d3-a85e94d6a87a","originalAuthorName":"赖彬"},{"authorName":"朱明刚","id":"aa9c0ba6-b552-4bf4-96a9-6b9722af4bc8","originalAuthorName":"朱明刚"},{"authorName":"潘伟","id":"97deb9c4-a8e5-49cd-a6a8-c94e9fb04bf2","originalAuthorName":"潘伟"}],"doi":"","fpage":"512","id":"82f94a7d-37d7-4354-a793-9b636807c739","issue":"3","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"b3687a4f-812d-442d-9d37-9e734dbb6c23","keyword":"Nd-Fe-B磁体","originalKeyword":"Nd-Fe-B磁体"},{"id":"737aa84e-4b1c-4d8e-ade9-aa1177622e8e","keyword":"热变形","originalKeyword":"热变形"},{"id":"badd0741-dfa4-4be4-a363-6f2d4313fa63","keyword":"织构的形成","originalKeyword":"织构的形成"},{"id":"ae91eb22-1e6d-4245-afa3-c769d50f79d5","keyword":"塑性变形模拟","originalKeyword":"塑性变形模拟"},{"id":"982fc2f6-3d7c-42e0-a990-66ebe8ef36d2","keyword":"变形动力学","originalKeyword":"变形动力学"}],"language":"zh","publisherId":"gncl201103035","title":"热模压Nd-Fe-B磁体变形过程及其模拟研究","volume":"42","year":"2011"},{"abstractinfo":"采用速凝片(SC)、氢破(HD)和气流磨(JM)工艺制备钕铁硼磁粉,研究了压坯密度、烧结温度对磁体取向度、微观结构和磁性能的影响。结果表明:选择合理的压坯密度(ρx=3.4g/cm3)可以使磁体在模压和液相烧结过程中保持较高的取向度,剩磁提高约2%。在低温度(1055℃)烧结时,可以获得较为理想的显微组织,主相晶粒细小,粒径约为5.1μm,晶粒尺寸分布较窄,无异常晶粒长大现象,此时磁体的磁性能达到最优。","authors":[{"authorName":"刘国军","id":"76e9016b-5aad-4212-9e3f-24b10267473b","originalAuthorName":"刘国军"},{"authorName":"","id":"15ed300f-d6aa-4611-bf0e-19647d04b4e8","originalAuthorName":"赖彬"},{"authorName":"李家节","id":"8ff4c4a6-bc66-4c2a-8cbc-d93b838d3737","originalAuthorName":"李家节"},{"authorName":"朱明刚","id":"58ff6f13-958e-4530-879a-5f422856c2b2","originalAuthorName":"朱明刚"},{"authorName":"李卫","id":"c6c8a6d5-ae7d-4c7d-ae21-ba1434b518d4","originalAuthorName":"李卫"}],"doi":"","fpage":"27","id":"49941e22-b8fb-4c8a-866c-5a3ae6bf1067","issue":"7","journal":{"abbrevTitle":"GTYJXB","coverImgSrc":"journal/img/cover/GTYJXB.jpg","id":"30","issnPpub":"1001-0963","publisherId":"GTYJXB","title":"钢铁研究学报"},"keywords":[{"id":"01282c2d-bc0b-419e-be8d-03ac10ec4ab4","keyword":"压坯密度","originalKeyword":"压坯密度"},{"id":"ad757b35-5615-4d0b-a987-1ddbce14322d","keyword":"烧结温度","originalKeyword":"烧结温度"},{"id":"b8208a24-bd2e-4f84-b89a-985538fbb410","keyword":"取向度","originalKeyword":"取向度"},{"id":"babdc61c-44d8-43ef-9550-b96a42444eea","keyword":"磁性能","originalKeyword":"磁性能"}],"language":"zh","publisherId":"gtyjxb201107007","title":"压坯密度对烧结NdFeB磁体磁性能的影响","volume":"23","year":"2011"},{"abstractinfo":"为了研究纳米晶Nd-Fe-B磁体的热变形机理,在不同温度下对快淬粉进行热压热变形处理.通过分析不同温度下热变形过程中应力和磁体应变的变化,以及磁性能和SEM测试,研究了温度对热变形磁体性能和微观结构的影响,分析了热变形过程的热变形机理.结果表明,纳米晶磁体存在最佳的热压温度和热变形温度.当热压温度为550℃,热变形温度为850℃,磁体的剩磁和磁能积最大值,分别为1.343 T和344.7kJ/m3.纳米晶Nd-Fe-B磁体的热变形过程塑变应力和温度的关系满足:ln σ∝1/T.","authors":[{"authorName":"","id":"d02487b3-cb88-465c-ae08-acab7fb23071","originalAuthorName":"赖彬"},{"authorName":"刘国军","id":"00caa003-9fcc-4a90-983a-350906a220f3","originalAuthorName":"刘国军"},{"authorName":"王会杰","id":"cc248f6d-efc8-4f85-8010-9e5737942200","originalAuthorName":"王会杰"},{"authorName":"潘伟","id":"a96ee84a-4351-4bcc-8a0b-7d2a89123667","originalAuthorName":"潘伟"},{"authorName":"朱明刚","id":"eea2ed2f-efee-468f-b95e-afedbbafab10","originalAuthorName":"朱明刚"}],"doi":"","fpage":"1","id":"7523bfa1-3d06-464a-beac-233c33bd9d40","issue":"3","journal":{"abbrevTitle":"JSGNCL","coverImgSrc":"journal/img/cover/JSGNCL.jpg","id":"46","issnPpub":"1005-8192","publisherId":"JSGNCL","title":"金属功能材料"},"keywords":[{"id":"40cceb7b-1a47-47b8-9934-2ab2c513e25b","keyword":"纳米晶","originalKeyword":"纳米晶"},{"id":"eb5b6710-5de5-4f4f-93b6-3221196e8620","keyword":"Nd-Fe-B磁体","originalKeyword":"Nd-Fe-B磁体"},{"id":"b51dc24d-c113-43ec-a9ab-488b24acc582","keyword":"热压/热变形","originalKeyword":"热压/热变形"},{"id":"fec00a30-b184-4c01-8cf4-e15119710173","keyword":"塑性变形机理","originalKeyword":"塑性变形机理"}],"language":"zh","publisherId":"jsgncl201103001","title":"热变形温度对纳米晶Nd-Fe-B磁体性能的影响","volume":"18","year":"2011"},{"abstractinfo":"利用HDDR工艺制备出Nd32FebalBGax(x=0.0、0.2%、0.4%、0.6%、0.8%(质量分数))磁粉,并且对HDDR磁粉进行热压/热变形处理制备出全密度各向异性磁体.研究了热变形温度和Ga含量对Nd-Fe-B热变形磁体磁性能的影响,观测了不同Ga含量热变形磁体的微观结构,探讨了微量元素Ga的添加对用HDDR磁粉制备的热变形磁体微观结构和磁性能的影响机制.研究发现,Ga的添加能够明显减小热变形磁体的主相晶粒尺寸,改善磁体的微观织构,并可以同时提高热变形磁体的剩磁和矫顽力.当Ga含量为0.6%(质量分数)时,热变形磁体的磁能积达到最大值228.3kJ/m3.","authors":[{"authorName":"","id":"b83a5a3c-dd82-4a13-b4a5-c2afc8dab521","originalAuthorName":"赖彬"},{"authorName":"王会杰","id":"f4a4019e-c867-4b6c-96be-7cba64fc062b","originalAuthorName":"王会杰"},{"authorName":"赵睿","id":"265ff05b-ad8f-467c-9a1c-df6a4ec9b057","originalAuthorName":"赵睿"},{"authorName":"张文臣","id":"3e358c8a-dce6-45f1-a061-fd87fbaa4a34","originalAuthorName":"张文臣"},{"authorName":"潘伟","id":"69147a14-1001-48b0-a67e-554c6c42eb15","originalAuthorName":"潘伟"}],"doi":"","fpage":"591","id":"df23d0c8-e922-4f48-a72e-d7f29d935eb4","issue":"4","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"7cdeeaff-04cb-4b6e-bbf7-aca8372103d3","keyword":"HDDR工艺","originalKeyword":"HDDR工艺"},{"id":"2d9e3a3d-62e1-4aa3-8a75-f6882f2f529c","keyword":"热压/热变形","originalKeyword":"热压/热变形"},{"id":"bfb45801-b4f0-49b0-bd61-4609750bcaa2","keyword":"微观结构","originalKeyword":"微观结构"},{"id":"36b46b95-04e4-49fe-82e4-699f45b5aaba","keyword":"各向异性","originalKeyword":"各向异性"}],"language":"zh","publisherId":"gncl201004010","title":"Ga对HDDR磁粉热变形磁体磁性能和微观结构的影响","volume":"41","year":"2010"},{"abstractinfo":"在黔西南望谟县岜油、岜两地区进行了土壤地球化学测量,通过对两个测区的成矿元素Au与伴生元素As、Sb、Hg的分析、对比,并对土壤地球化学异常进行了初步评价,进而推断前燕山期包树—大观古断裂应为导矿构造,沿该断裂带寻找到工业矿体的可能性小,其旁侧构造有利部位则具备找矿前景.","authors":[{"authorName":"张凯","id":"98b0d40b-fe91-4c30-a4a4-3ad165b2dd85","originalAuthorName":"张凯"},{"authorName":"宋玉国","id":"44772e1b-55ce-47ea-adfe-2dc130780cdb","originalAuthorName":"宋玉国"}],"doi":"","fpage":"8","id":"e37c77f9-796d-4d2f-a303-8385aeb10195","issue":"8","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"620a2a08-4d25-4e51-a225-21fccb018031","keyword":"土壤地球化学测量","originalKeyword":"土壤地球化学测量"},{"id":"263be838-b1e6-4f68-af33-91d45737bbd3","keyword":"成矿元素","originalKeyword":"成矿元素"},{"id":"4bce57bd-5110-4434-aca6-69a36c506aee","keyword":"伴生元素","originalKeyword":"伴生元素"},{"id":"cb4a2a90-063a-465e-bc4a-600871d18ab9","keyword":"岜油测区","originalKeyword":"岜油测区"},{"id":"960ae041-12ae-4d23-a105-a2e4a50cdac5","keyword":"岜测区","originalKeyword":"岜赖测区"},{"id":"d77319bd-5e7e-4779-868a-c66da3d6d457","keyword":"黔西南","originalKeyword":"黔西南"}],"language":"zh","publisherId":"huangj201208003","title":"黔西南望谟岜油、岜测区土壤地球化学特征","volume":"33","year":"2012"},{"abstractinfo":"建立了高效液相色谱法(HPLC)同时测定注射用氨匹林中阿司匹林和游离水杨酸含量的方法.采用的色谱柱为Hypersil BDS C18柱,流动相为甲醇-水-冰醋酸(体积比为35∶65∶3),检测波长为280 nm.阿司匹林和水杨酸的质量浓度分别为0.028 g/L~0.141 g/L和0.77 mg/L~3.85 mg/L时线性关系良好,其线性相关系数分别为0.999!9和0.999!8;加样回收率分别为99.27%(RSD=0.8%)及99.61%(RSD=1.3%).","authors":[{"authorName":"董煜","id":"14445532-4a3c-4287-b299-f04b9832b5b9","originalAuthorName":"董煜"},{"authorName":"赵远征","id":"a0afb7ce-1e67-4ded-9470-68fd65237242","originalAuthorName":"赵远征"},{"authorName":"张怡娜","id":"d9962e82-d543-4a48-9554-9f31f1d42cb7","originalAuthorName":"张怡娜"}],"doi":"10.3321/j.issn:1000-8713.2002.03.024","fpage":"277","id":"0ecc5cc0-b096-417f-8559-2a3973a8d4fc","issue":"3","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"e744e15d-be5b-488b-889d-3bbe90fe56ee","keyword":"高效液相色谱","originalKeyword":"高效液相色谱"},{"id":"ad1acd58-eff8-4f9e-a5cf-ba0ef4c76f8e","keyword":"测定","originalKeyword":"测定"},{"id":"9681001a-73b7-4d11-be5b-0a2043fe9f98","keyword":"阿司匹林","originalKeyword":"阿司匹林"},{"id":"57617128-c30b-45e3-b6de-ff8a9faa6906","keyword":"水杨酸","originalKeyword":"水杨酸"},{"id":"7bf5d01e-d5df-4ec8-bdd2-b5fd62d531f0","keyword":"氨匹林","originalKeyword":"赖氨匹林"}],"language":"zh","publisherId":"sp200203024","title":"高效液相色谱法测定注射用氨匹林中的阿司匹林及游离水杨酸","volume":"20","year":"2002"},{"abstractinfo":"以腐植酸、甲醛、对氨基苯磺酸钠、尿素等为原料,依次经过磺甲基化、缩聚反应合成了两种具有不同侧链结构的腐植酸分散剂,磺甲基化腐植酸缩聚物(简称 HBF)和磺甲基化腐植酸脲醛缩聚物(简称 HBUF)。通过对比考察了两种分散剂对陕西长煤的水煤浆的成浆性能、浆体稳定性能以及两种分散剂在煤颗粒表面的吸附性能,结果表明,具有较长侧链的 HBUF分散剂具有较好的分散降粘效果,其用量为0.45%时,长煤的最高制浆浓度达68%,两种分散剂在煤颗粒表面均呈现单分子层吸附特征,其中 HBUF吸附量大,吸附平衡常数高。","authors":[{"authorName":"张光华","id":"ea603a54-0911-4002-9e3f-c37cd5764f69","originalAuthorName":"张光华"},{"authorName":"张昕玮","id":"300febc2-f73c-4b88-a936-d8e0e5eecff6","originalAuthorName":"张昕玮"},{"authorName":"李俊国","id":"d0551a56-3f39-4a80-89e5-afbe64e2e417","originalAuthorName":"李俊国"},{"authorName":"郭艺","id":"66c82f41-a015-46c7-8963-676a89cb3d60","originalAuthorName":"郭艺"}],"doi":"10.3969/j.issn.1001-9731.2016.04.042","fpage":"4205","id":"1cf83506-58e9-4b19-a120-6a05455632af","issue":"4","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"00b20eea-8609-4527-addc-72ce374872eb","keyword":"磺甲基化","originalKeyword":"磺甲基化"},{"id":"446810a8-e5e1-49ed-8176-792743947825","keyword":"腐植酸","originalKeyword":"腐植酸"},{"id":"c5a89925-50c4-49e8-ab4e-ec6837f583b9","keyword":"水煤浆","originalKeyword":"水煤浆"},{"id":"d0fa4f9d-ffe1-499e-8dd5-6d850d6478d2","keyword":"分散剂","originalKeyword":"分散剂"}],"language":"zh","publisherId":"gncl201604042","title":"磺甲基化腐植酸缩聚物的合成及性能应用","volume":"47","year":"2016"},{"abstractinfo":"对《中国腐蚀与防护学报》在1996~2000年5年间出版的所 有论文的参考文献进行了统计,分析了引文量、引文类型、引文语种、高频被引的中外文期 刊、刊自引率、基金论文比、引文文献的半衰期、普斯指数等各个指标及从中所反映的论 文情况和刊物情况,并对刊物的今后发展提出了建议.","authors":[{"authorName":"张冬梅","id":"f0887f24-3832-40ea-bed3-327b46ea7c79","originalAuthorName":"张冬梅"},{"authorName":"赵美娣","id":"91e7da3b-0190-47c4-98b6-87007e23e011","originalAuthorName":"赵美娣"}],"categoryName":"|","doi":"","fpage":"189","id":"e89f3553-2268-4499-b5b4-e2484648ada2","issue":"3","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":[{"id":"2bbab139-c969-4c61-bd03-44fea0aa123b","keyword":"中国腐蚀与防护学报","originalKeyword":"中国腐蚀与防护学报"},{"id":"d7da49cb-d0e9-4494-b7b2-1a4a3d97faa5","keyword":"citation statistics","originalKeyword":"citation statistics"},{"id":"e5ce6a88-a6c8-484b-ad77-6f15ab505820","keyword":"citation analysis","originalKeyword":"citation analysis"}],"language":"zh","publisherId":"1005-4537_2002_3_6","title":"《中国腐蚀与防护学报》1996-2000年引文统计分析","volume":"22","year":"2002"},{"abstractinfo":"吉林乾安大情字油田自2000年投入开发生产以来,采输设备腐蚀与结垢问题暴露的日趋明显和严重.对油井产出水浸蚀性物质分析,水质均为高矿化度盐水,通过苏林法和兹纳稳定指数法判定油井产出水为氯化钙结垢型水质,是油田采输设备的腐蚀结垢的主要原因.","authors":[{"authorName":"吕向东","id":"380ed86e-2f3c-494e-b6f9-483c5fbe2d62","originalAuthorName":"吕向东"},{"authorName":"刘焕峰","id":"e41fed43-eb24-4bfc-945c-e882bf64baa4","originalAuthorName":"刘焕峰"},{"authorName":"陈凯","id":"93d462fb-4b8e-45ef-ae45-3fdefd7143eb","originalAuthorName":"陈凯"},{"authorName":"黄凤忠","id":"2ff34444-e176-49d2-b165-49e51f0199b9","originalAuthorName":"黄凤忠"},{"authorName":"周洪财","id":"fa6c075f-4000-4b08-b5a3-86b4f3c63415","originalAuthorName":"周洪财"},{"authorName":"王成华","id":"fda077a2-8ccd-41a6-9815-a759aa155cc5","originalAuthorName":"王成华"},{"authorName":"祝英剑","id":"ec11d4aa-c4b9-494b-81c7-a37f1687ba5b","originalAuthorName":"祝英剑"}],"doi":"10.3969/j.issn.1002-6495.2004.02.017","fpage":"121","id":"21c9e580-08b9-48d5-9244-e764c2e4fc71","issue":"2","journal":{"abbrevTitle":"FSXB","coverImgSrc":"journal/img/cover/腐蚀学报封面.jpg","id":"24","issnPpub":"2667-2669","publisherId":"FSXB","title":"腐蚀学报(英文)"},"keywords":[{"id":"6a6b3e19-d926-4340-9658-286cfc6b5664","keyword":"腐蚀","originalKeyword":"腐蚀"},{"id":"54b17c5b-5409-4a9b-bcb4-31330de8917c","keyword":"结垢","originalKeyword":"结垢"},{"id":"e17f2e7a-6eb1-440c-b222-9d91a27b9852","keyword":"原因分析","originalKeyword":"原因分析"}],"language":"zh","publisherId":"fskxyfhjs200402017","title":"吉林乾安大情字油田采输设备结垢分析","volume":"16","year":"2004"},{"abstractinfo":"以烯丙基聚乙二醇(APEG),甲基丙烯酸(MAA),烯丙基磺酸钠(SAS)为单体,在引发剂过硫酸钾(K2S2O8)、阻聚剂对苯二酚作用下直接聚合得到一系列具不同侧链长度的三元聚醚聚羧酸盐分散剂.通过红外光谱、热重分析、差示扫描量热分析和凝胶渗透色谱等手段对聚合物的结构、热力学性能和相对分子质量及其分布进行了表征和分析.将其作用于长煤制浆,考察了浆体的表观黏度、流变性、Zeta电位、最大成浆浓度和稳定性,并测定和煤的接触角.结果表明,侧链长度为SAS/MAA/APEG1000(n=23)的聚羧酸盐分散剂在最佳用量为0.4%时,水煤浆最高制浆浓度可达到72%,Zeta电位由-12.6 mV变化到-53.1 mV,具有良好的润湿效果,对长煤具有更好的降粘、分散和稳定作用.","authors":[{"authorName":"张光华","id":"0f8548d6-e21b-4ae7-aae1-b9a283e08a65","originalAuthorName":"张光华"},{"authorName":"屈倩倩","id":"1c8d5978-603b-40a3-88fc-7bc663f33264","originalAuthorName":"屈倩倩"},{"authorName":"朱军峰","id":"0691c2af-2344-4a37-94c4-ab92897a5b66","originalAuthorName":"朱军峰"},{"authorName":"卫颖菲","id":"179121c1-35f4-418d-8283-34f7a7835f27","originalAuthorName":"卫颖菲"},{"authorName":"王鹏","id":"1d4ff6ea-b46d-47e0-b86d-dd70ff3e43f9","originalAuthorName":"王鹏"},{"authorName":"付小龙","id":"00ee5d7f-4330-415e-a1e2-3e82e8f1529e","originalAuthorName":"付小龙"}],"doi":"","fpage":"143","id":"797cf122-3c9f-405e-8079-315e44fe41e4","issue":"4","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"8feea3f8-bde0-4ba5-807c-da16ecbd4d91","keyword":"聚羧酸盐","originalKeyword":"聚羧酸盐"},{"id":"b0c4ac47-74ea-4294-bc6e-70c79840d12b","keyword":"分散剂","originalKeyword":"分散剂"},{"id":"5b8cdf4c-e21c-4589-b868-5a33a25bd095","keyword":"烯丙基聚乙二醇","originalKeyword":"烯丙基聚乙二醇"},{"id":"d791af39-655a-45dd-a90d-e9d31b0839d7","keyword":"侧链长度","originalKeyword":"侧链长度"}],"language":"zh","publisherId":"gfzclkxygc201404030","title":"聚羧酸盐SAS/MAA/APEG的制备与性能分析","volume":"30","year":"2014"}],"totalpage":2,"totalrecord":20}