{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"通过有限元软件模拟横向十字接头的实际焊接过程,并进行温度场和应力场分析,采用基于Dang Van准则考虑焊接残余应力的临界面对AZ31B镁合金典型角接头型式——横向十字接头进行了疲劳评定研究,并与疲劳试验结果进行对比分析.结果表明,法国焊接研究所提出的钢材参数及国内研究者提出的铝合金材料的参数均不适用于AZ31B镁合金横向十字接头,需要进行修正;经试验研究将参数修正为α*=0.5,β*=55 MPa,并拟合出相应的Dang Van图形,其结果与疲劳试验结果相吻合;说明修正后的临界面可以对AZ31B镁合金横向十字接头进行合理的疲劳评定,而且依据应力集中大小,可以有效预测试件可能的疲劳断裂位置.","authors":[{"authorName":"闫志峰","id":"31cc719c-faec-4805-9cc5-e069fa287fb9","originalAuthorName":"闫志峰"},{"authorName":"贺秀丽","id":"b9e7140e-00d2-447c-9358-64c0f046cb9b","originalAuthorName":"贺秀丽"},{"authorName":"王文先","id":"98b957bf-737c-4841-83ff-b857c96382bc","originalAuthorName":"王文先"},{"authorName":"张红霞","id":"51ca8c9d-d2ec-46aa-a465-c4940e6691ce","originalAuthorName":"张红霞"}],"doi":"","fpage":"2669","id":"41e07288-b6f2-4530-b237-f9bbf5987325","issue":"11","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":"0c5f49b5-ece6-4ff1-8393-97fbb970dd12","keyword":"AZ31B镁合金","originalKeyword":"AZ31B镁合金"},{"id":"c3f777db-a22b-477e-b02f-3212ee3c97dd","keyword":"横向十字接头","originalKeyword":"横向十字接头"},{"id":"8a78137f-2e2f-4d0e-9ef7-18790fc8d653","keyword":"疲劳评定","originalKeyword":"疲劳评定"},{"id":"b30ee82e-d402-4145-abd5-788c731e4171","keyword":"临界面","originalKeyword":"临界面法"}],"language":"zh","publisherId":"xyjsclygc201411023","title":"基于临界面对AZ31B镁合金焊接接头疲劳评定","volume":"43","year":"2014"},{"abstractinfo":"使用分子动力学法,研究不同半径的Ni晶胚在其液相中的生长及熔化行为.研究发现,一定半径的晶胚存在临界形核温度,高于这个温度,晶胚生长;低于这个温度,晶胚熔化,并且临界形核温度与晶胚半径的倒数成线性关系,这和经典形核理论以及Gibbs-Thomson模型的描述一致.基于临界晶胚演化的分子动力学模拟方法得到了金属Ni的Gibbs-Thomson系数为1.56× 10-7K·m,并获得了Ni的固液界面能为0.211 J/m2,结果与实验测量值一致.","authors":[{"authorName":"周化光","id":"6e1f6c0a-011e-4dd1-a0dd-d2f57da0625e","originalAuthorName":"周化光"},{"authorName":"王猛","id":"3a1df574-5893-49aa-9f5a-977d832d0e28","originalAuthorName":"王猛"},{"authorName":"林鑫","id":"eae952ac-0bc8-4822-92b8-0a4cacd12284","originalAuthorName":"林鑫"},{"authorName":"黄卫东","id":"5ff3fe68-4aaa-4a64-b28c-e041e4aeb66e","originalAuthorName":"黄卫东"}],"doi":"","fpage":"1205","id":"88e1cc7d-13a4-49f1-88cf-0c63377c0879","issue":"6","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":"0580efe2-dd82-4982-996b-519f4f049477","keyword":"临界晶胚","originalKeyword":"临界晶胚"},{"id":"8f8b0889-6023-4d83-8021-9ab782fc67cc","keyword":"分子动力学","originalKeyword":"分子动力学"},{"id":"ff3ef8cb-068f-4613-bedd-4065ae8e87a4","keyword":"固液界面能","originalKeyword":"固液界面能"},{"id":"5ff25805-515b-4871-b945-ffcb02829376","keyword":"经典形核理论","originalKeyword":"经典形核理论"}],"language":"zh","publisherId":"xyjsclygc201306023","title":"基于临界晶胚的Ni固液界面能分子动力学计算","volume":"42","year":"2013"},{"abstractinfo":"PIT(powder in tube)法制备了MgB2超导材料;用Campbell测量了样品的外加交流磁场bac与磁通渗透深度λ′的关系,并计算得到样品在外磁场中的临界电流密度;讨论了bac-λ′,曲线误差形成的原因和选取曲线平稳部分为计算有效段原则;Campbell测量考虑了样品的整体结构影响电流的特性,得到的结果更切合超导材料的实际临界电流密度.","authors":[{"authorName":"郭志超","id":"8f67c9ae-cb93-42f2-ac83-be4f7f5e99d0","originalAuthorName":"郭志超"},{"authorName":"索红莉","id":"5e0a03e3-4346-4dae-9153-19d1b30e6757","originalAuthorName":"索红莉"},{"authorName":"刘志勇","id":"af491d7f-92af-4020-b8b9-e76321bd4bb9","originalAuthorName":"刘志勇"},{"authorName":"刘敏","id":"3d6ad8fd-4f7e-4656-aa30-9ce86a5da38f","originalAuthorName":"刘敏"},{"authorName":"马麟","id":"49546d51-a285-4650-bc95-9aa862d3b1e5","originalAuthorName":"马麟"}],"doi":"","fpage":"1810","id":"2cd3cd12-953d-4832-9836-139e501165b0","issue":"10","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"5a7c8cf8-6163-4465-8e69-20d29f2430f8","keyword":"MgB2超导材料","originalKeyword":"MgB2超导材料"},{"id":"d1a9d5a4-5f41-484a-9c7a-6b660fb91712","keyword":"Campbell","originalKeyword":"Campbell法"},{"id":"5c5e3191-9fdf-4c06-8d7f-0c4e1a35594a","keyword":"临界电流密度","originalKeyword":"临界电流密度"},{"id":"66b72a18-770d-4bf0-80ab-cb82c805d5ef","keyword":"超导电性","originalKeyword":"超导电性"}],"language":"zh","publisherId":"gncl201010039","title":"Campbell研究MgB2临界电流密度","volume":"41","year":"2010"},{"abstractinfo":"本文详细介绍了单匝环路感应的基本原理.结合电子技术和计算机测控技术,对该方法进行了改进,并应用该方法对Bi-2212超导筒的临界电流进行了研究,给出了实验结果.研究表明临界电流判据选取的越小,测量的系统误差越小.","authors":[{"authorName":"何砚发","id":"11ddf499-7cd2-4b88-8ddf-7d1b63edf83f","originalAuthorName":"何砚发"},{"authorName":"宗曦华","id":"ff171c6a-49ac-43bc-bda7-6b7dd03301f5","originalAuthorName":"宗曦华"},{"authorName":"孙晶","id":"66865b02-b928-4400-b4e1-a634f94c01fd","originalAuthorName":"孙晶"},{"authorName":"王金星","id":"e91bcf90-3330-4103-8001-8a308d9025ce","originalAuthorName":"王金星"}],"doi":"10.3969/j.issn.1000-3258.2002.01.011","fpage":"55","id":"25f2980d-f9b9-43c4-bcb5-b3f8cfbf95ba","issue":"1","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":"7ce60dcc-09bf-4d4e-be0d-251d80ab3922","keyword":"","originalKeyword":""}],"language":"zh","publisherId":"dwwlxb200201011","title":"感应测量高温超导简临界电流研究","volume":"24","year":"2002"},{"abstractinfo":"为了解强界面脆性涂层/硬性金属基体涂层结构横截面压入时的涂层剥落特点,以电镀铬层/硬性金属基体为研究模型,在原位观察系统下进行横截面压入试验,其结果表明:铬层断裂和剥落与载荷-位移曲线上出现的3个载荷下降点相对应,首先是在铬层横截面上形成一条与压头轴线平行的中间裂纹;随后又出现了以第1条裂纹为对称轴的2条斜裂纹;随着3条裂纹的稳态扩展和汇合,形成了与周围铬层相隔离、仅靠基体支撑的2块1/4圆形局部\"孤岛\"铬层;最后\"孤岛\"铬层沿界面剥落.以此\"孤岛\" 剥落为力学计算模型,提出定量评价强界面脆性涂层/硬性金属基体的界面结合能力的横截面压入,该方法利用载荷-位移曲线计算\"孤岛\"剥落所需要的总能量,测量界面剥落面积,并计算两者的比值,给出临界界面能量释放率,以此数据作为评价界面结合能力的指标,并给出了应用举例.","authors":[{"authorName":"张国祥","id":"73976a15-f86b-42b7-b3f3-0f92a1bc8be2","originalAuthorName":"张国祥"},{"authorName":"张坤","id":"4bba4d54-956b-48c3-aade-a1aae433ba52","originalAuthorName":"张坤"},{"authorName":"陈光南","id":"410301ec-24e9-4908-ab3f-7080825b5b21","originalAuthorName":"陈光南"},{"authorName":"罗耕星","id":"a0b1b63c-1f3e-4253-b845-5fc6f0a571fc","originalAuthorName":"罗耕星"},{"authorName":"肖京华","id":"4da3db15-e4b2-4547-874d-4d74ed3ed75d","originalAuthorName":"肖京华"}],"doi":"10.3969/j.issn.1001-3660.2006.06.001","fpage":"1","id":"2d776c38-9d16-43a1-b931-9f246a160d47","issue":"6","journal":{"abbrevTitle":"BMJS","coverImgSrc":"journal/img/cover/BMJS.jpg","id":"3","issnPpub":"1001-3660","publisherId":"BMJS","title":"表面技术 "},"keywords":[{"id":"1eb26668-7fc4-48f3-939b-054ac16b0bc4","keyword":"横截面压入","originalKeyword":"横截面压入法"},{"id":"4c417137-4ac9-432c-8687-80ee8093bbcd","keyword":"强界面","originalKeyword":"强界面"},{"id":"e3ec99fd-a523-47c6-ab2e-4c02be4f5202","keyword":"界面结合能力","originalKeyword":"界面结合能力"}],"language":"zh","publisherId":"bmjs200606001","title":"评价强界面涂层界面结合能力的横截面压入","volume":"35","year":"2006"},{"abstractinfo":"采用以CO2为流动相的超临界流体色谱方法,以含0.05%(体积分数)三乙胺的乙醇作为改性剂,对具有重要生物功能的大豆磷脂组成进行分析,获得了大豆磷脂提取物中6个重要组分的定性结果,并讨论了流动相组成、操作温度和压力对分离的影响。对其中有代表意义的磷脂酰胆碱(PC)进行了外标法定量分析,在PC质量浓度为0.020 g/L~0.075 g/L时具有较好的线性关系,PC加样回收率为96.7%(n=5),重现性好。此方法可用于实际样品的分析。","authors":[{"authorName":"王学军","id":"abc0f15e-0487-4914-96e4-b9366fb97dd0","originalAuthorName":"王学军"},{"authorName":"赵锁奇","id":"2e396e85-7f62-482f-b164-2ea249c4e166","originalAuthorName":"赵锁奇"},{"authorName":"王仁安","id":"7864d414-a2ef-44bc-8d0e-143e38c4f7cc","originalAuthorName":"王仁安"}],"doi":"10.3321/j.issn:1000-8713.2001.04.016","fpage":"344","id":"ceb7199e-17e8-4557-86fd-d9b988049c2a","issue":"4","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"cdd4fc02-dd66-4edf-9ffc-a58169ecf5c8","keyword":"超临界流体色谱","originalKeyword":"超临界流体色谱"},{"id":"cbf68a86-95e8-4860-9c89-19d6ed781f44","keyword":"磷脂酰胆碱","originalKeyword":"磷脂酰胆碱"},{"id":"9e912aa0-ac3d-4714-a5b7-f89e7577cbca","keyword":"大豆磷脂","originalKeyword":"大豆磷脂"}],"language":"zh","publisherId":"sp200104016","title":"超临界流体色谱分析大豆磷脂","volume":"19","year":"2001"},{"abstractinfo":"运用基于界面追踪的数值自洽模型研究了界面能各向异性对定向凝固枝晶生长的影响.模拟结果表明,对于给定的凝固条件,对应不同的一次间距Péclect数范围,存在2个不同的界面形态解区间,其中较小的间距Péclect数解区间对应的界面形态类似胞状晶,较大的间距Péclect数解区间对应的界面形态类似枝状晶,界面能各向异性的增大有利于枝晶解区间的扩大.同时,枝晶生长的尖端临界稳定性参数σ*与界面能各向异性参数E4存在幂指数关系,并基于Fisher枝晶扩散解,得到包含界面能各向异性参数的枝晶尖端半径表达式:RIMs=2.5646[ΓD/Vk0△T0]0.5 E4-0.1905,△T0=mC0(k0-1)/k0;界面能各向异性增大,枝晶生长界面前沿过冷度减小.枝晶生长稳态一次间距的选择主要取决于枝晶间溶质扩散场的相互作用,而由于界面能各向异性在枝晶尖端作用的局域化,使得界面能各向异性对定向凝固稳态一次枝晶间距影响较小.","authors":[{"authorName":"彭东剑","id":"616500e2-b6c6-428d-87d3-c6dd6be9c898","originalAuthorName":"彭东剑"},{"authorName":"林鑫","id":"c04f3a8b-e4a7-4cfd-a92e-6617d33fd5cf","originalAuthorName":"林鑫"},{"authorName":"张云鹏","id":"72ed548d-963d-4e08-8e9d-6ec48da5d1d3","originalAuthorName":"张云鹏"},{"authorName":"郭雄","id":"3b1a6c8a-57ee-4948-8efe-eed9462876dc","originalAuthorName":"郭雄"},{"authorName":"王猛","id":"a65ed952-7db8-463c-8119-880dda41c465","originalAuthorName":"王猛"},{"authorName":"黄卫东","id":"513f47ff-163e-4781-be88-786a8ac50d97","originalAuthorName":"黄卫东"}],"doi":"10.3724/SP.J.1037.2012.00556","fpage":"365","id":"9059f77e-a493-4122-8024-90a83f119089","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":"6fefc2b4-0c37-4497-a5bb-bc1a8da9ad44","keyword":"界面能各向异性","originalKeyword":"界面能各向异性"},{"id":"3a99bcef-7b1c-4ac0-8c5b-966cdfc0440b","keyword":"定向凝固","originalKeyword":"定向凝固"},{"id":"b313c402-5021-4daa-9c79-7b28d3ab7af1","keyword":"枝晶尖端半径","originalKeyword":"枝晶尖端半径"},{"id":"fdfbcef2-d584-444e-a57c-0414afef62e7","keyword":"一次间距","originalKeyword":"一次间距"}],"language":"zh","publisherId":"jsxb201303016","title":"界面追踪研究界面能各向异性对定向凝固枝晶生长的影响","volume":"49","year":"2013"},{"abstractinfo":"研究了功能梯度材料富陶瓷区金属颗粒界面断裂能量释放率.文中采用双层嵌套模型给出了金属颗粒界面的热应力与金属体积浓度的关系,对于得到的每一梯度层中的颗粒界面热应力,分析了颗粒界面断裂能量释放率,并研究了每一梯度层中金属颗粒的临界尺寸变化规律.","authors":[{"authorName":"王富耻","id":"b7535f18-5efe-4036-a69f-afc8c99b23a8","originalAuthorName":"王富耻"},{"authorName":"王鲁","id":"ba28bd50-b850-44f2-a6c0-0149eac8ed05","originalAuthorName":"王鲁"},{"authorName":"吕广庶","id":"88dcd915-b1c2-43c5-9880-3d9347ae6685","originalAuthorName":"吕广庶"}],"doi":"10.3321/j.issn:1000-3851.2000.01.019","fpage":"86","id":"2934b46a-145c-42a2-9e5e-8179e68682cb","issue":"1","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"3d1aec74-b4b1-4882-bb55-8a488592d782","keyword":"功能梯度材料","originalKeyword":"功能梯度材料"},{"id":"50323848-1b30-4967-b4c9-a68108c63fed","keyword":"金属颗粒","originalKeyword":"金属颗粒"},{"id":"0ab33b05-67ef-4a54-a6ec-770985faee90","keyword":"界面","originalKeyword":"界面"},{"id":"5077dae1-f84d-441e-a9fb-4e1ace89b3fc","keyword":"热应力","originalKeyword":"热应力"},{"id":"5f8eeab8-3e94-4b04-acf4-e40e75bb2157","keyword":"能量释放率","originalKeyword":"能量释放率"},{"id":"d3d42f65-a464-40f5-a702-5d1ed4be0b3b","keyword":"临界颗粒尺寸","originalKeyword":"临界颗粒尺寸"}],"language":"zh","publisherId":"fhclxb200001019","title":"金属陶瓷功能梯度材料的颗粒界面断裂能量释放率与临界颗粒尺寸的研究","volume":"17","year":"2000"},{"abstractinfo":"研究了超临界水氧化反应介质体系的性质与特点,介绍了该方法的原理、原则工艺流程以及国内外采用超临界水氧化处理污水的研究现状,并展望了这种新兴技术的发展方向和市场应用前景.","authors":[{"authorName":"薛文平","id":"02d1a423-b153-4522-b378-c390bd92dfa4","originalAuthorName":"薛文平"},{"authorName":"董晓丽","id":"64b958ad-027d-4b89-920a-04bc8a83bbde","originalAuthorName":"董晓丽"},{"authorName":"王少君","id":"47a0e50b-8445-43df-916b-754f97b82e2e","originalAuthorName":"王少君"},{"authorName":"刘兆丽","id":"40b56ba8-a0ec-44ed-bf69-bd11da9a92a8","originalAuthorName":"刘兆丽"},{"authorName":"张秀芳","id":"df1d3f35-d777-41c1-8798-c4a465d9d54d","originalAuthorName":"张秀芳"},{"authorName":"李沅","id":"d487f68c-fcb3-46fd-82d5-d3fce8617e6b","originalAuthorName":"李沅"},{"authorName":"孙衍宁","id":"bf287e92-1380-4305-98d4-0773b5ca044f","originalAuthorName":"孙衍宁"}],"doi":"10.3969/j.issn.1001-1277.2002.01.010","fpage":"42","id":"5824a590-0fb9-420d-84ca-e6d4fd567587","issue":"1","journal":{"abbrevTitle":"HJ","coverImgSrc":"journal/img/cover/HJ.jpg","id":"44","issnPpub":"1001-1277","publisherId":"HJ","title":"黄金"},"keywords":[{"id":"6b7704ee-1343-46af-9755-975b44b2ddc6","keyword":"超临界水","originalKeyword":"超临界水"},{"id":"55ddddd3-84cd-4a79-bd9e-3ab30c22f5fe","keyword":"氧化","originalKeyword":"氧化"},{"id":"10613e22-1326-4a2d-af96-1d3326a4ee08","keyword":"有机污水","originalKeyword":"有机污水"}],"language":"zh","publisherId":"huangj200201010","title":"超临界水氧化处理有机污水的应用研究与展望","volume":"23","year":"2002"},{"abstractinfo":"本文介绍激光层裂检测复合材料界面拉伸强度的基本原理与实验方法,并从该测量方法的几个关键技术;应力波生成与传播的数学模型、应力波形的测量与临界值的判定,评述该技术及其研究进展的情况。","authors":[{"authorName":"曾丹勇","id":"2633ecaa-6326-4765-b708-97da4ffed462","originalAuthorName":"曾丹勇"},{"authorName":"张永康","id":"06efdf1e-a9e6-4d66-981e-e9647ed7be02","originalAuthorName":"张永康"},{"authorName":"於自岚","id":"2c2a30ae-47ea-4440-afb5-53a8c05409a2","originalAuthorName":"於自岚"}],"doi":"10.3969/j.issn.1673-2812.2001.01.037","fpage":"148","id":"16f4dc7a-3aa9-468d-9c2f-d852533ee59a","issue":"1","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":"4ebd47d7-5b2a-42a1-83bb-cae2c5ef3eee","keyword":"激光裂层","originalKeyword":"激光裂层"},{"id":"c4055829-278a-4924-8860-558be37a4253","keyword":"界面拉伸强度","originalKeyword":"界面拉伸强度"},{"id":"66dc4180-f57c-4427-8d76-4a6cf16b7727","keyword":"应力波","originalKeyword":"应力波"}],"language":"zh","publisherId":"clkxygc200101037","title":"激光层裂测量复合材料界面拉伸强度研究进展","volume":"19","year":"2001"}],"totalpage":4580,"totalrecord":45799}