{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"基于微观相场模型,研究Ni75Cr16.4Al8.6的粗化后期演化过程.结果表明:L12相和DO22相的标度函数曲线图表明合金沉淀在粗化阶段均表现出标度行为,不加应变能时DO22相结构函数因子和标度函数峰值均大于L12相;加入应变能后,两相的结构函数因子和标度函数的峰值均变小,反映了应变能对两相沉淀粗化过程的阻碍影响;相对于L12相,DO22相减小幅度更大,L12相结构函数因子和标度函数峰值大于DO22相,应变能对DO22相的阻碍作用更大.","authors":[{"authorName":"钟汉文","id":"06363be8-27ed-4010-8f14-cc461e859adb","originalAuthorName":"钟汉文"},{"authorName":"陈铮","id":"b4e3d573-77ac-4e02-8dd3-864e308624e8","originalAuthorName":"陈铮"},{"authorName":"卢艳丽","id":"1cfa6056-bbb9-47a6-be40-7c849e04949f","originalAuthorName":"卢艳丽"},{"authorName":"徐聪","id":"3148afdb-c949-43d6-918d-18d05ec78637","originalAuthorName":"徐聪"},{"authorName":"马瑞","id":"e3e3c76a-b4c9-4a53-b7e4-957b3ca73cae","originalAuthorName":"马瑞"},{"authorName":"孙立岩","id":"fa3991c5-4c03-4b98-8a7b-75552579c640","originalAuthorName":"孙立岩"}],"doi":"","fpage":"1185","id":"2f3882a4-ea4e-4643-adc2-94fc0abd6523","issue":"7","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":"1dcd5b03-b902-498b-9e1d-997a2ea67430","keyword":"Ni75Cr16.4Al8.6合金","originalKeyword":"Ni75Cr16.4Al8.6合金"},{"id":"68e90ef5-ff64-46ee-8e68-2d22cc172267","keyword":"标度函数","originalKeyword":"标度函数"},{"id":"dea15712-ade0-471d-a379-99ee3c679d78","keyword":"结构函数","originalKeyword":"结构函数"},{"id":"e7e7faea-cb62-4d37-9d21-c32e40cf98e0","keyword":"微观相场","originalKeyword":"微观相场"}],"language":"zh","publisherId":"xyjsclygc201007012","title":"Ni75Cr16.4Al8.6合金粗化过程标度行为的微观相场研究","volume":"39","year":"2010"},{"abstractinfo":"基于离散格点形式的微扩散方程(Langevin方程),模拟了Al3Li相反位缺陷随时间的演化特征及随组元浓度、温度的变化规律.结果表明,Al3Li相中主要以Al原子占据Li位形成的反位缺陷AlLi为主,同时存在少量的Li原子占据Al位形成的反位缺陷LiAl,2种反位缺陷浓度均随温度的升高而上升,且AlLi远大于LiAl上升速率;随Li浓度的增加,AlLi浓度缓慢降低,LiAl浓度略有上升,但仍远远小于AlLi浓度;浓度变化对反位缺陷的影响远不及温度对其影响大.","authors":[{"authorName":"孙立岩","id":"ffb2666c-9563-4026-bc48-1f29cd4f6186","originalAuthorName":"孙立岩"},{"authorName":"陈铮","id":"4b975ea5-370f-470b-8a8a-096312788b63","originalAuthorName":"陈铮"},{"authorName":"王永欣","id":"4311c4d8-0485-442b-af38-e9844fac3fb9","originalAuthorName":"王永欣"},{"authorName":"张静","id":"c53c2b3a-c35b-48ed-ac14-a24c9122f90c","originalAuthorName":"张静"},{"authorName":"苗海川","id":"d7d081a9-8a39-4873-9f3d-59f51c1ea740","originalAuthorName":"苗海川"},{"authorName":"钟汉文","id":"29b7a0b4-4944-40fb-bc05-58f090598801","originalAuthorName":"钟汉文"}],"doi":"","fpage":"86","id":"3dfa4a29-0d8d-4b89-a2e9-1f9c9adc80c9","issue":"1","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":"11ace8de-2aa5-4bdb-ace5-defc86f10d2c","keyword":"反位缺陷","originalKeyword":"反位缺陷"},{"id":"cbbbfd1d-e197-46bc-b950-a415bc0eb8be","keyword":"Al3Li相","originalKeyword":"Al3Li相"},{"id":"590ce456-46c4-4b98-ba06-fa626f985d45","keyword":"微观相场","originalKeyword":"微观相场"}],"language":"zh","publisherId":"xyjsclygc200901020","title":"Al3Li相反位缺陷演化的微观相场模拟","volume":"38","year":"2009"},{"abstractinfo":"基于微观相场动力学模型和微观弹性理论,研究了Ni-Al合金中沉淀相Ni_3Al(γ')形貌演化、体积分数以及铝浓度对其相互关系的影响.结果表明,对于所有浓度的合金,沉淀后期,γ'相均沿着[001]和[010]方向规则排列,但是彼此之间存在着不同的相互关系.对于低铝浓度合金,γ'相之间彼此互相独立.对于中铝浓度的合金,γ'相之间主要存在着4种相互关系:L-状,双透镜状,三重组结构和四重组结构.对于高铝浓度的合金,γ'相之间主要呈现双透镜状关系.","authors":[{"authorName":"卢艳丽","id":"4b349deb-e5de-4ae0-90e5-470e16cfbd4f","originalAuthorName":"卢艳丽"},{"authorName":"陈铮","id":"7e23dcbc-5e5f-4a8e-95ac-5e3ba944fbdf","originalAuthorName":"陈铮"},{"authorName":"钟汉文","id":"ddcf6f0a-9180-427b-a7a4-944e28b14917","originalAuthorName":"钟汉文"},{"authorName":"张静","id":"d5385758-63f5-4e70-ac97-7b620d24e961","originalAuthorName":"张静"}],"doi":"","fpage":"1890","id":"7c432a45-184f-4f23-9824-6b8d2ee2261a","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":"4a0a7f5d-7096-4637-bc58-17c6414f411b","keyword":"微观相场","originalKeyword":"微观相场"},{"id":"34b7d613-f5b0-4edc-80fb-f3d939b91570","keyword":"弹性应变","originalKeyword":"弹性应变"},{"id":"056fa086-d23f-4a9b-9e90-1d382344086d","keyword":"形貌演化","originalKeyword":"形貌演化"},{"id":"6a007ea1-2512-4f9b-9235-af3550198ffa","keyword":"沉淀过程","originalKeyword":"沉淀过程"},{"id":"1069afcd-3a36-486f-a482-cd697efc1c95","keyword":"Ni-Al合金","originalKeyword":"Ni-Al合金"}],"language":"zh","publisherId":"xyjsclygc200911003","title":"Ni-Al合金中沉淀相Ni_3Al相互关系的微观相场模拟","volume":"38","year":"2009"},{"abstractinfo":"基于微观相场理论,根据Khachaturyan的占位几率和能量关系方程,推导出L12结构的第一近邻原子间相互作用势与长程序参数关系的反演方程-4W1·η/kBT=1n(1-η)[1-c(1+3·η)]/(1+3·η)[1-c(1-η)],根据该方程,只需输入根据相图中L12结构相变点的温度和原子浓度,就可以计算出不同温度和原子浓度下的L12结构的第1近邻原子间相互作用势,计算结果与第1性原理及其他方法计算的值接近;同时在计算过程中发现了L12结构的第1近邻原子间相互作用势在析出L12相的相图范围内随温度和原子浓度变化.","authors":[{"authorName":"徐聪","id":"a5a45bfd-cdd4-4a7c-b02f-37dcae310d21","originalAuthorName":"徐聪"},{"authorName":"陈铮","id":"5c19cf99-cc4d-480c-a5c1-3bac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a)的β- 衰变的187Re-187Os核对作为大尺度的宇宙核钟来量度宇宙的年纪, 是近代天文学与核物理学相结合的又一典范. 这种宇宙时钟是利用裸核187Re与它的衰变子体187Os同位素在共生矿中天然含量的比值来测定时间的. 利用187Re裸核的半衰期通过核物理计算可对中性187Re的半衰期进行修定. ","authors":[{"authorName":"戴光曦","id":"3b3acd4b-8c94-42c4-8606-b24527ec19ac","originalAuthorName":"戴光曦"},{"authorName":"孙志虹","id":"b3356aad-de72-41bb-9942-36b85789b8d0","originalAuthorName":"孙志虹"}],"doi":"10.3969/j.issn.1007-4627.2001.03.006","fpage":"156","id":"0bad3373-d2ea-49dd-9a57-a936e9b6beb8","issue":"3","journal":{"abbrevTitle":"YZHWLPL","coverImgSrc":"journal/img/cover/YZHWLPL.jpg","id":"78","issnPpub":"1007-4627","publisherId":"YZHWLPL","title":"原子核物理评论 "},"keywords":[{"id":"a740148b-a590-40fe-bd3d-dd77e0b6527e","keyword":"宇宙核钟","originalKeyword":"宇宙核钟"},{"id":"c71eb820-a82b-4d8f-8bbf-db0cb9ddec81","keyword":"哈勃常数","originalKeyword":"哈勃常数"},{"id":"717765fc-ad90-4f72-ac05-f748451911b7","keyword":"退行速度","originalKeyword":"退行速度"},{"id":"2c15d62f-ca68-49f1-a8fa-a542f011b894","keyword":"中性/裸核187Re","originalKeyword":"中性/裸核187Re"},{"id":"da9b89c6-ca0e-45a0-a5ac-b7a45ca77041","keyword":"同位素的天然含量","originalKeyword":"同位素的天然含量"},{"id":"944039ab-47b4-462b-aa38-5606918359e9","keyword":"大爆炸","originalKeyword":"大爆炸"}],"language":"zh","publisherId":"yzhwlpl200103006","title":"宇宙核钟","volume":"18","year":"2001"},{"abstractinfo":"从动力学角度,采用离散单元法研究炉料颗粒的受力和运动,建立高炉无钟炉顶布料数值计算模型,模拟无钟炉顶布料过程和料面形状.模拟与实测对比表明,两者基本吻合,证明离散单元法在高炉无钟布料应用中可行,并为高炉无钟炉顶布料的机理研究开辟了一条新的途径.","authors":[{"authorName":"林成城","id":"028ddcae-af9a-439f-9cfa-21a3f9b32313","originalAuthorName":"林成城"},{"authorName":"杜鹤桂","id":"324c03df-e3f7-4648-b410-6daf921a1cdc","originalAuthorName":"杜鹤桂"}],"doi":"","fpage":"0","id":"72cbbc8b-bde6-4522-8fb9-62550f00472a","issue":"3","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"a6f6a124-3904-4d51-aa8d-aeb3659e5f39","keyword":"离散单元法","originalKeyword":"离散单元法"},{"id":"fd6036eb-33fa-48fc-b97d-e896ebbb340c","keyword":"无钟炉顶","originalKeyword":"无钟炉顶"},{"id":"4ef436f1-2114-4928-9c33-dc75772b5dda","keyword":"布料","originalKeyword":"布料"},{"id":"b9239681-25ae-41fe-b04c-7d665c8a8139","keyword":"料面形状","originalKeyword":"料面形状"},{"id":"44900c0d-e5ec-40aa-b524-2dfca4fe2547","keyword":"数值模拟","originalKeyword":"数值模拟"}],"language":"zh","publisherId":"gt199803002","title":"离散单元法高炉无钟炉顶布料模拟研究","volume":"33","year":"1998"},{"abstractinfo":"并罐式无钟炉顶的布料操作会产生蛇形偏析,形成不均匀的料面形状,导致料面透气性调节失控的问题.通过开炉布料料面形状的测试结果可知,并罐式无钟炉顶料面中心与高炉中心不重合,料面中心发生偏移.为了研究无钟布料过程中的料面分布情况,通过建立数学模型,计算炉料颗粒在高炉料面周向上的落点分布,根据落点分布得到料面对称中心位置,并将计算结果与开炉料面形状测试结果对比.根据分析计算结果,从理论出发,提出减小布料过程料流偏析的措施和建议.","authors":[{"authorName":"滕召杰","id":"ef87cffa-8233-4ab9-ad9b-df4300476a03","originalAuthorName":"滕召杰"},{"authorName":"程树森","id":"7b3bce1d-4727-4b73-8896-c762a7e6b938","originalAuthorName":"程树森"},{"authorName":"赵国磊","id":"ae123498-b9ec-4193-ad7e-956499094ce7","originalAuthorName":"赵国磊"}],"doi":"","fpage":"5","id":"83f812ed-40d4-4cdb-9595-cb6a43cb0027","issue":"6","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"9eef5a70-28ec-4fc2-8f5d-d29d7ee3259b","keyword":"并罐式","originalKeyword":"并罐式"},{"id":"e294b382-29a3-4c58-bfbc-fb15b4c376ff","keyword":"布料操作","originalKeyword":"布料操作"},{"id":"51974729-1eaa-413b-877f-168cbe3b7f11","keyword":"炉料偏析","originalKeyword":"炉料偏析"},{"id":"90748970-363e-4c26-a702-d8082989a208","keyword":"落点","originalKeyword":"落点"}],"language":"zh","publisherId":"gtyjxb201406002","title":"并罐式无钟炉顶布料料面中心研究","volume":"26","year":"2014"},{"abstractinfo":"济钢1 750 m3高炉采用串罐无料钟炉顶布料系统.建立了布料模型,并在高炉生产中不断验证,逐步消化和掌握了无料钟技术,摸索出一系列无料钟炉顶布料的相关规律;建立了布料矩阵调节的基本准则,以\"稳\"为前提,以\"平台漏斗\"理论为依据,充分发挥了布料矩阵技术优势,确保高炉稳定顺行.研究结果表明:焦平台一旦确定,靠微调矿石矩阵可以调整煤气流的合理分布,达到维持矿焦比合理分布的控制目标.通过布料矩阵的不断优化,使高炉的顺行状况改善,高炉的利用系数达到2.35 t/(m3·d).","authors":[{"authorName":"李传辉","id":"dfa33d81-a8ae-46d1-b85b-be2438068ebd","originalAuthorName":"李传辉"},{"authorName":"安铭","id":"677a2f42-1411-4c3f-9b82-cc61b0985620","originalAuthorName":"安铭"},{"authorName":"高征铠","id":"7e7e1c72-397f-437e-8454-f0100ffff4bc","originalAuthorName":"高征铠"},{"authorName":"戴建华","id":"8f67c47e-8918-41e4-8e28-7d9182525fc4","originalAuthorName":"戴建华"}],"doi":"","fpage":"6","id":"d0acc839-9040-4391-8886-7c91a44f23a6","issue":"5","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"9a5220bd-1433-4b0a-b064-fbb0efc0434f","keyword":"高炉","originalKeyword":"高炉"},{"id":"93769399-c042-473e-b088-6eaca773f960","keyword":"无料钟炉顶","originalKeyword":"无料钟炉顶"},{"id":"ef6e26df-0e71-4e04-8bba-bd1f01551cea","keyword":"布料矩阵","originalKeyword":"布料矩阵"},{"id":"1ae7033d-e689-415e-8f65-40701f0be3c0","keyword":"焦平台","originalKeyword":"焦平台"}],"language":"zh","publisherId":"gt200605002","title":"高炉无料钟炉顶布料规律探索与实践","volume":"41","year":"2006"}],"totalpage":20,"totalrecord":193}