{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"利用电磁悬浮设备, 通过在真空状态下反复加热与冷却处理, 获得了Al50Si50 (原子分数)合金熔体的深过冷,\n最大过冷度为320 K. 观察了不同过冷度下凝固样品小球的表面及其截面\n深腐蚀后的组织形貌. 过冷度较小时, 初生相Si为板条状枝晶形貌, 并在其中发现了Al的\n层状沉积;过冷度较大时, 初生相Si转变为粒状形貌. 共晶体的形貌也随过冷度的增大转变\n为离异共晶形态. 较大过冷度下, 微观组织中发现有晶粒细化现象, 这与Si晶体生长受溶质\n的抑制及初生相Si枝晶的断裂有关.","authors":[{"authorName":"葛丽丽","id":"3281a21a-faf0-40ed-bf37-5efda65de952","originalAuthorName":"葛丽丽"},{"authorName":"刘日平","id":"d6550a74-41e1-4279-ad6c-bddbb1aa62e0","originalAuthorName":"刘日平"},{"authorName":"王强","id":"7b96f4b6-8f74-46ad-ae39-36496bb3beef","originalAuthorName":"王强"},{"authorName":"王文魁","id":"6231d545-3400-41ee-b8e4-b1d50e9daf4d","originalAuthorName":"王文魁"}],"categoryName":"|","doi":"","fpage":"683","id":"af8665f3-8759-4506-bcd2-5ad076b8e027","issue":"7","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"aead3da2-e59c-48cf-a98c-c366dd158381","keyword":"过冷凝固","originalKeyword":"过冷凝固"},{"id":"1c8cdad1-6bfc-4663-9a37-80bdc571e7ec","keyword":"Al-Si alloy","originalKeyword":"Al-Si alloy"}],"language":"zh","publisherId":"0412-1961_2004_7_6","title":"Al50Si50合金过冷熔体中Si晶体的生长","volume":"40","year":"2004"},{"abstractinfo":"研究了63~292K热力学过冷度范围内,Cu-Ni单相合金的凝固组织演化规律,分析了负温度梯度熔体凝固过程中的形核与再辉行为.结果表明:①负温度梯度熔体凝固的冷却曲线上有较明显的形核特征;②在负温度梯度熔体凝固冷却曲线的快速再辉阶段,出现了明显的\"二次再辉\"特征,此\"二次再辉\"的本质有别于慢速凝固阶段的二次再辉,因此称之为\"伪再辉\".","authors":[{"authorName":"谢发勤","id":"3672eb10-df5a-4adf-a355-5a9a22970f8c","originalAuthorName":"谢发勤"},{"authorName":"吴向清","id":"4af11c6e-f6a4-4ee3-9e70-67a3797729b9","originalAuthorName":"吴向清"},{"authorName":"李金山","id":"b3b47a9e-a454-464a-856d-b1c0e61a3b2a","originalAuthorName":"李金山"},{"authorName":"傅恒志","id":"9e66bae0-ad73-4072-bf10-051df6cff6ea","originalAuthorName":"傅恒志"}],"doi":"","fpage":"56","id":"31311933-6aba-4817-b91e-079f4fc6961e","issue":"8","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"54e3abde-157f-4893-859d-5ac0b92aad38","keyword":"负温度梯度","originalKeyword":"负温度梯度"},{"id":"1e2e4f6b-c3f1-4b06-9b42-37fbf90e8a39","keyword":"过冷度","originalKeyword":"过冷度"},{"id":"9e7cdbba-c927-4e48-bbf3-795ffadb9a68","keyword":"过冷凝固","originalKeyword":"过冷凝固"},{"id":"8c8a6cfa-b529-4d04-abce-0911c39385bf","keyword":"再辉","originalKeyword":"再辉"}],"language":"zh","publisherId":"cldb200408017","title":"负温度梯度熔体凝固过程中的形核与再辉行为","volume":"18","year":"2004"},{"abstractinfo":"利用静电悬浮设备成功地实现了Zr50Cu50合金熔体的深过冷与凝固,并测得了在近200 K的过冷度范围内的晶体生长速度.随过冷度的增加,初生ZrCu相的晶体生长速度几乎呈线性增大,但在整个测量的过冷度范围之内,其生长速度极低,比一般的金属、Si和Ge等的生长速度低两个数量级以上.","authors":[{"authorName":"王强","id":"5a41d046-41a1-464e-b514-2a26dd642184","originalAuthorName":"王强"},{"authorName":"马明臻","id":"11cebd0a-cc0f-4d61-98b9-8cb34636b2cd","originalAuthorName":"马明臻"},{"authorName":"张新宇","id":"22bf6893-8737-4bc1-becf-a27ce31af644","originalAuthorName":"张新宇"},{"authorName":"刘日平","id":"3f97c69c-8404-47bf-8970-25e87301f384","originalAuthorName":"刘日平"},{"authorName":"D.M.Herlach","id":"3c918655-4ad9-44c8-8c63-c69976d82e1f","originalAuthorName":"D.M.Herlach"}],"doi":"10.3321/j.issn:0412-1961.2008.12.002","fpage":"1415","id":"d54d7d88-418a-4586-a5d3-d30266c6784d","issue":"12","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"c749d55e-a201-41e4-aecb-89c8dd56b7b2","keyword":"Zr50Cu50合金","originalKeyword":"Zr50Cu50合金"},{"id":"fdcd4e1f-1019-441b-9318-d65933513598","keyword":"过冷凝固","originalKeyword":"过冷凝固"},{"id":"b9bb5eb3-5045-4694-a53a-e1c0f26fec4d","keyword":"晶体生长速度","originalKeyword":"晶体生长速度"}],"language":"zh","publisherId":"jsxb200812002","title":"Zr50Cu50合金过冷熔体中的晶体生长速度","volume":"44","year":"2008"},{"abstractinfo":"利用电磁悬浮设备,通过在真空状态下反复加热与冷却处理,获得了Al50Si50(原子分数)合金熔体的深过冷,最大过冷度为320 K.观察了不同过冷度下凝固样品小球的表面及其截面深腐蚀后的组织形貌过冷度较小时,初生相Si为板条状枝晶形貌,并在其中发现了Al的层状沉积;过冷度较大时,初生相Si转变为粒状形貌.共晶体的形貌也随过冷度的增大转变为离异共晶形态.较大过冷度下,微观组织中发现有晶粒细化现象,这与Si晶体生长受溶质的抑制及初生相Si枝晶的断裂有关.","authors":[{"authorName":"葛丽丽","id":"4e58ceb6-2880-41c3-b6fd-1abbbbed2fda","originalAuthorName":"葛丽丽"},{"authorName":"刘日平","id":"a69a328b-5bdc-4657-8126-44c7b2f7359c","originalAuthorName":"刘日平"},{"authorName":"王强","id":"f62d57bf-ab61-4533-899e-2db0d1b2d056","originalAuthorName":"王强"},{"authorName":"王文魁","id":"44b06aab-8918-4c1e-b583-c725fdb135d6","originalAuthorName":"王文魁"}],"doi":"10.3321/j.issn:0412-1961.2004.07.003","fpage":"683","id":"5e689588-81d1-4354-8a50-7e90224a23ba","issue":"7","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"ae8cd763-6b4f-41ef-a102-c4657719aba4","keyword":"过冷凝固","originalKeyword":"过冷凝固"},{"id":"1850c3d9-f8f6-4a57-b471-529ea04850a6","keyword":"Al-Si合金","originalKeyword":"Al-Si合金"},{"id":"4b1d7693-d86c-4613-a061-924ba1572812","keyword":"电磁悬浮","originalKeyword":"电磁悬浮"}],"language":"zh","publisherId":"jsxb200407003","title":"Al50Si50合金过冷熔体中Si晶体的生长","volume":"40","year":"2004"},{"abstractinfo":"采用熔融玻璃净化与循环过热相结合的深过冷技术,研究了Fe-B共晶合金熔体的深过冷及超过冷凝固组织与冷却曲线的关系.凝固过程的热分析表明,合金熔体冷却曲线的变化体现了熔体的过冷程度,即通过对冷却曲线特征参量的分析能够直接确定深过冷/超过冷凝固组织的获得,而且过冷度与初生相的形核、分布、晶粒大小及共晶组织形貌等凝固特征的对应关系也能够通过冷却曲线反映出来.","authors":[{"authorName":"杨长林","id":"3df3713e-a5cf-4fd8-8902-6b22f45cb5fa","originalAuthorName":"杨长林"},{"authorName":"杨根仓","id":"0555c9ea-e0f9-4587-a6e3-2ab45e0ad702","originalAuthorName":"杨根仓"},{"authorName":"刘峰","id":"3ec5fe0f-cbd7-4068-a21e-0e4408d87f38","originalAuthorName":"刘峰"},{"authorName":"周尧和","id":"1323398b-cbeb-4d63-9993-c163dbb82617","originalAuthorName":"周尧和"}],"doi":"","fpage":"1745","id":"6b664757-757b-4a06-b912-d28210c3aac5","issue":"10","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":"75ab3081-a0b3-4081-93e1-86aae355adca","keyword":"热分析","originalKeyword":"热分析"},{"id":"6cb2ffa7-1ed0-432b-84dd-af32131edb0b","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"263ac89c-6a57-441e-b978-04def8a32cd1","keyword":"超过冷","originalKeyword":"超过冷"},{"id":"8a70d8a9-63ae-4824-9b06-51da6aaa5cfe","keyword":"Fe-B合金","originalKeyword":"Fe-B合金"}],"language":"zh","publisherId":"xyjsclygc200910012","title":"热分析在Fe-B合金深过冷凝固过程中的应用","volume":"38","year":"2009"},{"abstractinfo":"采用玻璃熔体净化与循环过热相结合的深过冷凝固技术实现了Co80Pd20合金的深过冷, 获得了高达415 K的最大过冷度. 采用OM观察了不同过冷度下凝固合金的微观组织, 分析了枝晶形成的过冷度区间及过冷度对枝晶形貌的影响. 运用BCT模型对深过冷凝固Co80Pd20中的枝晶生长进行了理论分析, 获得了深过冷凝固过程中的枝晶生长速率、枝晶尖端半径、枝晶尖端溶质浓度及枝晶尖端过冷度组成与过冷度之间的关系, 详尽探讨了过冷熔体中的枝晶生长方式. 借助EDS分析近似测定了凝固过程中枝晶尖端液相溶质浓度, 与BCT模型预测结果符合较好, 表明BCT 模型可成功运用于描述Co80Pd20合金中的枝晶生长.","authors":[{"authorName":"周圣银胡锐蒋力李金山寇宏超常辉周廉","id":"d4253741-57bf-4e38-80c5-e6536b044d0a","originalAuthorName":"周圣银胡锐蒋力李金山寇宏超常辉周廉"}],"categoryName":"|","doi":"10.3724/SP.J.1037.2010.00605","fpage":"391","id":"fdd34000-77f3-4d70-aa00-0b15dbdbfd19","issue":"4","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"03ac851d-a1d4-457b-a9a9-5dd7b5321d48","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"2ac43e8f-fe9a-4325-bd80-22368c25783a","keyword":"rapid solidification","originalKeyword":"rapid solidification"},{"id":"fda73bc9-6467-4682-9b4d-c316cbf47aaa","keyword":"dendrite growth","originalKeyword":"dendrite growth"},{"id":"14c16fd1-08ec-4ae3-918e-38f38a997c13","keyword":"solute trapping","originalKeyword":"solute trapping"},{"id":"9d31465e-70f2-4345-a532-0a7c3316a230","keyword":"Co80Pd20 alloy","originalKeyword":"Co80Pd20 alloy"}],"language":"zh","publisherId":"0412-1961_2011_4_8","title":"深过冷凝固Co80Pd20合金中的枝晶生长","volume":"47","year":"2011"},{"abstractinfo":"采用玻璃熔体净化与循环过热相结合的深过冷凝固技术实现了Co80Pd20合金的深过冷,获得了高达415 K的最大过冷度.采用OM观察了不同过冷度下凝固合金的微观组织,分析了枝晶形成的过冷度区间及过冷度对枝晶形貌的影响.运用BCT模型对深过冷凝固Co80Pd20中的枝晶生长进行了理论分析,获得了深过冷凝固过程中的枝晶生长速率、枝晶尖端半径、枝晶尖端溶质浓度及枝晶尖端过冷度组成与过冷度之间的关系,详尽探讨了过冷熔体中的枝晶生长方式.借助EDS分析近似测定了凝固过程中枝晶尖端液相溶质浓度,与BCT模型预测结果符合较好,表明BCT模型可成功运用于描述Co80Pd20合金中的枝晶生长.","authors":[{"authorName":"周圣银","id":"b360feba-2f3a-4a57-989a-5ffed5a4d75a","originalAuthorName":"周圣银"},{"authorName":"胡锐","id":"c77f8369-569c-41eb-bd9e-f387cd4b42f1","originalAuthorName":"胡锐"},{"authorName":"蒋力","id":"c3ffa34e-6b98-49d6-b773-ebc7fb46e28b","originalAuthorName":"蒋力"},{"authorName":"李金山","id":"e43c76ab-f19a-4b4f-80fc-9d4110a94987","originalAuthorName":"李金山"},{"authorName":"寇宏超","id":"bfbb5ce6-a1ff-49dd-b06c-96a636c11e8e","originalAuthorName":"寇宏超"},{"authorName":"常辉","id":"1d2f60a7-756e-4f45-81e5-acdc8f61b783","originalAuthorName":"常辉"},{"authorName":"周廉","id":"7c7c5a92-f0ee-4926-89e1-b53284f44e1d","originalAuthorName":"周廉"}],"doi":"10.3724/SP.J.1037.2010.00605","fpage":"391","id":"62e9b5ad-08a5-4b57-a00f-4e84b11803bd","issue":"4","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"2559b7da-b940-4af0-ae9c-03dcaec953d0","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"35f47364-fcf9-4d69-bff9-b351ddf94e75","keyword":"快速凝固","originalKeyword":"快速凝固"},{"id":"dfbef46f-fa1b-4469-a321-6794e19d51d2","keyword":"枝晶生长","originalKeyword":"枝晶生长"},{"id":"72fca407-a356-4fef-8b42-0330f7e542b5","keyword":"溶质截留","originalKeyword":"溶质截留"},{"id":"e18ab6d5-adbb-453c-92d4-385908c3056a","keyword":"Co80Pd20合金","originalKeyword":"Co80Pd20合金"}],"language":"zh","publisherId":"jsxb201104002","title":"深过冷凝固Co80Pd20合金中的枝晶生长","volume":"47","year":"2011"},{"abstractinfo":"采用熔盐净化剂与循环过热相结合的方法,获得了过冷度高达180 K的DZ125高温合金深过冷熔体,研究了合金深过冷凝固的组织演化过程.结果表明,随着过冷度△T的增大,凝固组织经历3次转变过程:当△T<48 K时,合金的凝固组织为普通树枝晶;当48 K≤△T<85 K时,枝晶因再辉发生熟化和重熔,组织转化为第1类粒状晶;当85 K≤△T<160 K时,再辉所产生的重熔效应大大降低,凝固组织为深过冷树枝晶;当△T≥160 K时,发生枝晶破碎及再结晶,凝固组织转变为第Ⅱ类粒状晶.","authors":[{"authorName":"周俊","id":"1fe2d52b-bb98-4639-ab3f-eb26f54a7a20","originalAuthorName":"周俊"},{"authorName":"谢发勤","id":"9b1f4832-8681-4078-8739-644bf0b5b134","originalAuthorName":"谢发勤"},{"authorName":"吴向清","id":"cc23d492-9af6-4781-9c33-7de422b8250f","originalAuthorName":"吴向清"},{"authorName":"张军","id":"ac6dcb92-5f79-4549-aea8-3f21f66b3865","originalAuthorName":"张军"}],"doi":"10.3321/j.issn:0412-1961.2009.04.001","fpage":"385","id":"c9896793-51ac-4c7f-b19f-51243c4873fb","issue":"4","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"69b37615-91cb-4cff-85c9-3aff3d3cb1b0","keyword":"镍基高温合金","originalKeyword":"镍基高温合金"},{"id":"dfbadec7-c818-416f-bb23-ae496ffed0a7","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"482a2bc7-0f9b-4313-ae1a-72fa35a09bc7","keyword":"过冷度","originalKeyword":"过冷度"},{"id":"89fc9b7e-65b4-4af1-b93f-319b82f6e792","keyword":"组织演化","originalKeyword":"组织演化"}],"language":"zh","publisherId":"jsxb200904001","title":"DZ125高温合金深过冷凝固组织转变规律","volume":"45","year":"2009"},{"abstractinfo":"采用熔融玻璃净化与循环过热相结合的方法研究过冷Ni-40%Pb(质量分数)过偏晶合金的组织演化规律. 结果发现: 过偏晶合金在快速凝固阶段本质上是以枝晶方式生长; 当ΔT《50K时, 合金组织为粗大枝晶+枝晶间Pb相+团块状Pb相; 当100《ΔT《198K时, 合金组织宏观偏析严重; 当ΔT=292K时, 合金组织呈粒状晶, 第二相均匀弥散分布. 分析表明:凝固组织宏观偏析与快速凝固阶段固液相变速率和体系残余液相分数有关; 粒状晶粒化机制属于枝晶碎断再结晶机制.","authors":[{"authorName":"郑红星","id":"927bbc16-a399-4baf-b085-1c1dbe3eff0a","originalAuthorName":"郑红星"},{"authorName":"陈倬麟","id":"fdabdb45-7119-449c-a25e-caf96f861597","originalAuthorName":"陈倬麟"},{"authorName":"郭学锋","id":"d7084318-fb60-4e09-aa8d-4bf584dfbd31","originalAuthorName":"郭学锋"}],"doi":"","fpage":"148","id":"e6df9534-42e2-4b4a-b706-7be020f1a227","issue":"z2","journal":{"abbrevTitle":"ZGYSJSXB","coverImgSrc":"journal/img/cover/ZGYSJSXB.jpg","id":"88","issnPpub":"1004-0609","publisherId":"ZGYSJSXB","title":"中国有色金属学报"},"keywords":[{"id":"377a28e6-7a9b-48d7-b74e-a85e8e804288","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"be21cdac-476c-40ae-88f6-bccd8b56a772","keyword":"Ni-Pb过偏晶合金","originalKeyword":"Ni-Pb过偏晶合金"},{"id":"5910ad9c-3653-48fb-903c-78d6731e908d","keyword":"枝晶生长","originalKeyword":"枝晶生长"},{"id":"f6c95b47-ddf2-4019-9a55-232cfb2565a4","keyword":"组织粒化","originalKeyword":"组织粒化"}],"language":"zh","publisherId":"zgysjsxb2001z2033","title":"过偏晶合金Ni-40%Pb深过冷凝固组织","volume":"11","year":"2001"},{"abstractinfo":"综述了近年来液态金属深过冷凝固研究的新进展,简述了液态金属深过冷技术、凝固过程及凝固行为,介绍了过冷熔体中的枝晶生长理论以及深过冷技术在偏晶合金研究方面的应用. ","authors":[{"authorName":"孙万里","id":"2d5a646e-2ba2-4d67-b89a-7b746516d236","originalAuthorName":"孙万里"},{"authorName":"张忠明","id":"02d31ed8-b6e9-4b65-9c55-65a88be92182","originalAuthorName":"张忠明"},{"authorName":"徐春杰","id":"f7f6fa97-31a0-4618-ada2-89c7e005e6a0","originalAuthorName":"徐春杰"},{"authorName":"郭学锋","id":"70836475-a4dd-4c2f-bc33-3252c13e1ee2","originalAuthorName":"郭学锋"}],"doi":"10.3969/j.issn.1004-244X.2005.01.017","fpage":"66","id":"62c12bd6-501f-494c-97b4-646cd816acdb","issue":"1","journal":{"abbrevTitle":"BQCLKXYGC","coverImgSrc":"journal/img/cover/BQCLKXYGC.jpg","id":"4","issnPpub":"1004-244X","publisherId":"BQCLKXYGC","title":"兵器材料科学与工程 "},"keywords":[{"id":"0cf9c021-2965-4523-968b-94316d19b6fb","keyword":"深过冷","originalKeyword":"深过冷"},{"id":"a4e063f2-e94e-42c6-a163-c6e99e3dcf38","keyword":"快速凝固","originalKeyword":"快速凝固"},{"id":"31849bec-e7cf-42df-af96-0f78cccd92cf","keyword":"枝晶生长理论","originalKeyword":"枝晶生长理论"},{"id":"f7306f2a-6187-4937-a457-6a9eff08a93e","keyword":"偏晶合金","originalKeyword":"偏晶合金"}],"language":"zh","publisherId":"bqclkxygc200501017","title":"深过冷快速凝固技术的研究进展","volume":"28","year":"2005"}],"totalpage":543,"totalrecord":5423}