{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"利用透射电镜研究了Ｆｅ－１．８３Ｃ（％）马氏体在室温时效后衍时斑点的漫散射及显微组织变化。利用双倾试样技术得出了漫散时斑强度在倒易空间的分布。结果表明：马氏体斑点呈漫散的角状，其立体形态由对顶的两个四棱锥构成对漫散射的Ｆｏｕｒｉｅｒ分析及ＴＥＭ显微组织分析表明：马氏体在时效时发生了调幅分解，其调幅结构由波长为≈１ｎｍ的主波和波长大于１ｎｍ的次波叠加而成；同时发现Ｆｅ－Ｃ马氏体调幅分解的一个显著特点是，调幅结构时效数月后也未长大。对马氏体正方度的研究表明：在调幅分解过程中碳原子的再分布仅限于Ｏ＿ｚ八面体间隙亚点阵中。","authors":[{"authorName":"任晓兵","id":"540ea681-deb0-4bc2-9326-5a0d7cb3f7b9","originalAuthorName":"任晓兵"},{"authorName":"王笑天","id":"b14d9592-0cd5-4f3f-a4b5-378e89d01d85","originalAuthorName":"王笑天"},{"authorName":"清水谦一","id":"3f1ff4d3-0622-4534-9236-424332451811","originalAuthorName":"清水谦一"},{"authorName":"唯木次男","id":"5ba27013-f3b1-4521-93f4-a606698899f1","originalAuthorName":"唯木次男"}],"categoryName":"|","doi":"","fpage":"289","id":"8e6404fa-5917-4f73-9456-6c214f8b019b","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":"6723b573-edd1-4d70-b03a-944de5bd58b0","keyword":"Ｆｅ－Ｃ马氏体","originalKeyword":"Ｆｅ－Ｃ马氏体"},{"id":"1efbd541-3171-4455-ba38-adebc8f5ef84","keyword":" aging","originalKeyword":" aging"},{"id":"0a97c8db-0c17-477d-8e92-c734de90b733","keyword":" spinodal decomposition","originalKeyword":" spinodal decomposition"},{"id":"64054e13-6526-4d99-8d78-b2894546be8d","keyword":" diffuse scattering","originalKeyword":" diffuse scattering"},{"id":"c8ae1c28-c4ce-47fe-a8d3-b53708411198","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_1994_7_2","title":"Fe-1.83C马氏体调幅分解的TEM研究","volume":"30","year":"1994"},{"abstractinfo":"采用电子衍射方法对Ｆｅ－１．８３Ｃ马氏体室温时效时产生的有序相结构进行研究，确定其结构为偏离化学计量成分Ｆｅ_４Ｃ的γ′－Ｆｅ_４结构，称为γ′－Ｆｅ_ｘＣ（Ⅰ）（ｘ＝４－１１）。碳原子位于单胞的１／２，１／２，１／２位置。该有序相单胞尺寸为：（ａ_Ｍ，ｃ_Ｍ分别为马氏体单胞的ａ和ｃ轴长度），它与母相完全共格，位向关系为（００１）_Ⅰ∥（００１）_Ｍ，［１００］_Ⅰ∥［１１０］_Ｍ。根据γ′－Ｆｅ_ｘＣ（Ⅰ）晶体结构计算出的有序相衍射花样与实验得到的衍射花样全部吻合。","authors":[{"authorName":"任晓兵","id":"e4222edd-57d3-46e0-b720-43b8b6990432","originalAuthorName":"任晓兵"},{"authorName":"王笑天","id":"58d247ee-d4a3-4e54-b1d1-1cd624ffa211","originalAuthorName":"王笑天"},{"authorName":"清水谦一","id":"fca15d94-c250-4cbf-8753-4b91e8f7f7c4","originalAuthorName":"清水谦一"},{"authorName":"唯木次男","id":"bd02bf09-df76-4d18-b157-5da196233ae2","originalAuthorName":"唯木次男"}],"categoryName":"|","doi":"","fpage":"296","id":"3b36f104-c008-4b55-ae10-166d41ec11cd","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":"12544a61-9f06-4a96-84c0-a8d52652e7f5","keyword":"Ｆｅ－Ｃ马氏体","originalKeyword":"Ｆｅ－Ｃ马氏体"},{"id":"7d4cc147-1d71-40df-b674-3c6a974d8a10","keyword":" ordered structure","originalKeyword":" ordered structure"},{"id":"565e0a04-5bbc-4754-a6f3-cba6253750d6","keyword":" aging","originalKeyword":" aging"},{"id":"fc308489-07b9-437f-bbc1-6d518f93f26a","keyword":" interstitial ordering","originalKeyword":" interstitial ordering"}],"language":"zh","publisherId":"0412-1961_1994_7_3","title":"Fe-1.83C马氏体中碳的有序化──Ⅰ.普通有序相的晶体结构","volume":"30","year":"1994"},{"abstractinfo":"本文从多方面研究观察再次证实贝氏体铁素体相变基元的存在，相变基元为切变相变基元，并提出其形态示意图。在Ｆｅ－Ｃ合金中，本文观察到正三角型、交叉型、“Ｎ”型和蝴蝶型类马氏体形貌贝氏体。在交叉型贝氏体中，发现基元相对滑移的、相互脱节的、形成“束腰”的和互换生长取向的交叉型贝氏体，交叉效应直接体现于相变基元的活动行为，相应提出其活动行为示意图。导致交叉的应力场是切变相变剪切应力集中应力场，贝氏体交叉的形成是切变应力－应变诱发贝氏体转变的结果。在应变诱发贝氏体转变时，相变驱动力的补偿与奥氏体所发生的真实应变的平方成正比，两贝氏体铁素体碰撞非常猛烈，承认其形成方式为切变型可得到说明。","authors":[{"authorName":"俞德刚","id":"293ab2ed-27b2-4337-8605-3b1b807b71a6","originalAuthorName":"俞德刚"},{"authorName":"朱钰如","id":"80dd37cb-7a45-461f-9b31-869717d359e1","originalAuthorName":"朱钰如"},{"authorName":"陈大军","id":"dd86672d-7d71-4c6b-b0ac-e9c7c6067d34","originalAuthorName":"陈大军"},{"authorName":"唐晓宏","id":"b6fd493c-84fb-4a38-a147-934fa05490d5","originalAuthorName":"唐晓宏"},{"authorName":"张惠娟","id":"e102bfc4-9752-4b97-8bf4-7c64f8c54d98","originalAuthorName":"张惠娟"}],"categoryName":"|","doi":"","fpage":"385","id":"da99024c-8860-4856-8189-c1115276a945","issue":"9","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"31960644-f4a9-4928-b8b5-4aa22e827b6f","keyword":"相变基元","originalKeyword":"相变基元"},{"id":"6c0c1f8f-0caf-4ef3-af3b-f9b5b37797f8","keyword":"martensite-like bainite","originalKeyword":"martensite-like bainite"},{"id":"4210aeb4-69c7-4f85-91e1-b7c24adddcf6","keyword":" Fe-C alloy","originalKeyword":" Fe-C alloy"}],"language":"zh","publisherId":"0412-1961_1994_9_4","title":"Fe-C合金贝氏体铁素体的相变基元与类马氏体形貌贝氏体的形成","volume":"30","year":"1994"},{"abstractinfo":"本文首次用扫描隧道显微镜（ＳＴＭ）研究了Ｆｅ－Ｃ－Ｃｒ钢中贝氏体和马氏体浮突的形态，利用ＳＴＭ所独具的优异的纵向分辨率，发现贝氏体浮突实际上是贝氏体的亚片条、亚单元及超亚单元造成的表面浮突所组成的浮突群，完全不符合马氏体浮突的不变平面应变特征，说明了贝氏体相变不可能按切变机制进行．","authors":[{"authorName":"方鸿生","id":"57830cc7-8f9b-4c7c-99ac-e41044905bfb","originalAuthorName":"方鸿生"},{"authorName":"杨志刚","id":"0cacf314-2ed2-40d8-b775-32961a57d236","originalAuthorName":"杨志刚"},{"authorName":"王家军","id":"af6b7a61-d048-4e69-9c87-9a74bbdaadf9","originalAuthorName":"王家军"},{"authorName":"郑燕康","id":"99010c28-c2a6-4f0c-8027-5e13bc740363","originalAuthorName":"郑燕康"}],"categoryName":"|","doi":"","fpage":"387","id":"dc70b0b0-c235-4833-9e5b-d81953587658","issue":"9","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"f0bb907e-a2ab-4137-9c09-54b1268fc3e0","keyword":"表面浮突","originalKeyword":"表面浮突"},{"id":"ea315cd9-0e7a-4349-b99e-46d3c7a28eb5","keyword":" bainite","originalKeyword":" bainite"},{"id":"59709fa7-3757-4927-bb18-46be70907056","keyword":" martensite","originalKeyword":" martensite"},{"id":"066b88fd-97fa-424d-a3f8-678ca42bb886","keyword":" STM.","originalKeyword":" STM."}],"language":"zh","publisherId":"0412-1961_1995_9_3","title":"贝氏体和马氏体浮突的扫描隧道显微镜研究","volume":"31","year":"1995"},{"abstractinfo":" 研究了在模拟酸雨侵蚀作用下,Ｃ50混凝土和掺矿渣、粉煤灰及SBR聚合物Ｃ50混凝土的力学性能变化.结果表明:在相当于75年酸雨侵蚀烈度的模拟条件下,五种配合比的Ｃ50混凝土的主要力学性能无明显劣化,仍可以达到混凝土结构设计对其力学性能的要求；矿渣、SBR聚合物和粉煤灰可以不同程度的提高混凝土后期力学性能,或降低酸雨对混凝土侵蚀程度和速率；酸雨侵蚀下混凝土表面溶蚀是主要问题,存在使对表面状态敏感的抗折、抗拉强度等力学性能下降的可能性;并从结构安全度角度考虑酸雨侵蚀对混凝土的影响.","authors":[{"authorName":"胡晓波龙亭陶新明侯晓燕刘芬肖柏军","id":"30c5d276-d426-4445-b6ec-deb6d92f9de1","originalAuthorName":"胡晓波龙亭陶新明侯晓燕刘芬肖柏军"}],"categoryName":"|","doi":"","fpage":"380","id":"cb05310d-2c73-4159-b6d6-f019c76cc209","issue":"4","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":"9e6a5d15-1a16-4937-93ba-bfe4ecc01886","keyword":"混凝土","originalKeyword":"混凝土"},{"id":"7f9841db-0b2b-4b24-8e30-e284820c1e2e","keyword":"simulated acid rain","originalKeyword":"simulated acid rain"},{"id":"bfbec5fa-bf84-4419-8020-c3039c85c9e4","keyword":"erosion","originalKeyword":"erosion"},{"id":"73f760db-fbd7-4786-ab26-6be18ea1ba55","keyword":"mechanical properties","originalKeyword":"mechanical properties"},{"id":"b4e9513f-733c-408f-afa0-999577a59e58","keyword":"safety factor","originalKeyword":"safety factor"}],"language":"zh","publisherId":"1002-6495_2009_4_5","title":"模拟酸雨条件下Ｃ50混凝土力学性能变化的研究","volume":"21","year":"2009"},{"abstractinfo":"对Ｆｅ－Ｃ合金贝氏体在奥氏体贫碳区形成机制进行了热力学分析．结果表明，贝氏体相变驱动力随奥氏体贫碳区含碳量的降低而增加；在Ｂｓ温度，贝氏体临界相变驱动力（绝对值）为４７０─１２００Ｊ／ｍｏｌ，随合金含碳量的增加而增加；贝氏体铁素体初始含碳量为部分过饱和碳，其过饱和程度随相变温度的降低而增加，且相变驱动力亦相应升高．在整个贝氏体转变温区，初期贝氏体在奥氏体贫碳区马氏体式切变形成具有热力学可能性．","authors":[{"authorName":"武小雷","id":"be568dce-b976-45c1-8d7e-ca9cc0c017ef","originalAuthorName":"武小雷"},{"authorName":"张喜燕","id":"8347a248-35f2-4f10-8122-4aada6a52eb2","originalAuthorName":"张喜燕"},{"authorName":"康沫狂","id":"085e103b-e2a7-435b-8aa0-d326817b9533","originalAuthorName":"康沫狂"},{"authorName":"杨延清","id":"e675a6ec-f162-429a-a2cd-ee279f516df2","originalAuthorName":"杨延清"}],"categoryName":"|","doi":"","fpage":"115","id":"128a9fee-4c69-45aa-9c5b-2ba25e8cdbe2","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":"2aae629c-6d9a-4692-9f3e-cc693c971c09","keyword":"贝氏体","originalKeyword":"贝氏体"},{"id":"412dba08-6aba-4edb-8ed2-4258e4dee0fb","keyword":" carbon-depleted region","originalKeyword":" carbon-depleted region"},{"id":"eb9da37d-da47-40c9-86c4-9db2b185824f","keyword":" shear transformation","originalKeyword":" shear transformation"},{"id":"0ccfc14f-9e11-4fc1-b707-3d28d54c45c0","keyword":"thermodynamic","originalKeyword":"thermodynamic"}],"language":"zh","publisherId":"0412-1961_1995_3_6","title":"Fe-C合金贝氏体在奥氏体贫碳区切变相变机制的热力学分析","volume":"31","year":"1995"},{"abstractinfo":"Ｆｅ－１．８３Ｃ马氏体在室温时效时，超点阵衍射斑点发生分裂，表明产生了长周期有序相。分析确定该相由普通有序相γ′—ＦｅｘＣ（Ⅰ）衍生而来，周期为１０ｃ＿Ｍ（ｃ＿Ｍ为马氏体ｃ轴的长度），称为γ′—ＦｅｘＣ（Ⅱ）（ｘ＝４—１０）．其周期不随时效时间变化，但随温度升高而增加。超点阵斑点的分裂距离所对应的长周期不是ｃ＿Ｍ的整数倍，表明周期为１０ｃ＿Ｍ，１２ｃ＿Ｍ，１４ｃ＿Ｍ的３种长周期有序结构可能同时存在，其衍射线互相干涉使超点阵斑点的分裂距离不为ｃ＿Ｍ的整数分之一。根据本研究确定的长周期有序相的晶体结构，计算出的电子衍射强度与实验观测值完全符合。本文还讨论了普通有序相γ′—ＦｅｘＣ（Ⅰ）与长周期有序相γ′—ＦｅｘＣ（Ⅱ）的相互关系。","authors":[{"authorName":"任晓兵","id":"8fc9094d-05d0-4f7f-b284-06684c5e4b22","originalAuthorName":"任晓兵"},{"authorName":"王笑天","id":"fd2515c5-6ec3-4bdb-9d2d-887ed9e6a230","originalAuthorName":"王笑天"}],"categoryName":"|","doi":"","fpage":"337","id":"ac144840-0c0e-4eb0-aa2e-d988f941a182","issue":"8","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"edc846b6-3833-4e92-9bb7-ef09b8104521","keyword":"马氏体","originalKeyword":"马氏体"},{"id":"55de7de5-4124-4294-940a-0877797d9c85","keyword":" aging","originalKeyword":" aging"},{"id":"96139a27-0d67-43fd-8eba-a227d1fef442","keyword":" long-period ordered phase","originalKeyword":" long-period ordered phase"},{"id":"6ae05d96-afc6-43c2-957b-1c7a256b5004","keyword":" ordering","originalKeyword":" ordering"}],"language":"zh","publisherId":"0412-1961_1994_8_4","title":"Fe—1.83C马氏体中碳的有序化 Ⅱ.长周期有序相的晶体结构","volume":"30","year":"1994"},{"abstractinfo":"采用小角Ｘ射线散射、Ｍｏｓｓｂａｕｅｒ谱、透射电镜方法研究了１８Ｎｉ马氏体时效钢的时效过程．结果表明，１８Ｎｉ合金在固溶处理５００℃等温时效过程中，首先发生调幅分解．然后在调幅组织的Ｎｉ－Ｍｏ－Ｔｉ富集区以原位形核方法式析出含Ｆｅ的Ｎｉ３（Ｍｏ，Ｔｉ）型金属间化合物．随时效时间延长，Ｎｉ３Ｍｏ和Ｎｉ３Ｔｉ粒子聚集长大并部分溶解，同时析出球形Ｆｅ２Ｍｏ金属间化合物．并形成逆转变奥氏体．","authors":[{"authorName":"尹钟大","id":"1290207e-ba80-4716-9aa5-9d79398d9c81","originalAuthorName":"尹钟大"},{"authorName":"李晓东","id":"b3e8943f-0d59-47a6-a1ac-e7404eb3b5e0","originalAuthorName":"李晓东"},{"authorName":"李海滨","id":"c2a7dea2-a696-4b37-bfee-cbf4b7b30499","originalAuthorName":"李海滨"},{"authorName":"来忠红","id":"c0da3221-6dc8-4e85-9086-1ad5566f25b7","originalAuthorName":"来忠红"}],"categoryName":"|","doi":"","fpage":"7","id":"532b0159-278c-4710-b5dd-281884ca2a3b","issue":"1","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"69d8f88e-0a40-40ba-bc63-74b7f7767604","keyword":"１８Ｎｉ马氏体时效钢","originalKeyword":"１８Ｎｉ马氏体时效钢"},{"id":"61880f0e-8cb0-418f-8d07-f0affb9f6ff5","keyword":"aging process","originalKeyword":"aging process"},{"id":"16a81501-ab57-4376-9267-8e3db8aacc0d","keyword":"spinodal decomposition","originalKeyword":"spinodal decomposition"},{"id":"7a1f1958-7f16-4613-a603-bd37c1382132","keyword":"intermetallics.reversed austenite","originalKeyword":"intermetallics.reversed austenite"},{"id":"3b7a3184-1c0d-4c24-a1fb-91782cb643d2","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_1995_1_5","title":"18Ni马氏体时效钢时效机理的研究","volume":"31","year":"1995"},{"abstractinfo":"马氏体用变按动力学分为变温相变和等温相变按热力学和界面动态分为热弹性相变、近似热弹性相变和非热弹性相变，其判据为（1）临界相变驱动力小，热滞小；（2）相界面能往复（正、逆）运动；（3）形状应变由弹性协作，马氏体内的弹性储存能对逆相变驱动力作出贡献按形核机制分为近似局域软模形核和层错形核，前者母相强化阻碍相变开动；后老母相强化不影响从，相变内耗峰出现的温度范围未见摸量的明显下降一级相变特性很弱的称为赝马氏体相变","authors":[{"authorName":"徐祖耀","id":"871a2e4a-7e74-4314-9c77-d26b7322dcf0","originalAuthorName":"徐祖耀"}],"categoryName":"|","doi":"","fpage":"45","id":"9b602887-298d-41ff-b20d-d7c0abe85964","issue":"1","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"ed43cbc9-d811-4e3e-8d13-8ca81ff0d4aa","keyword":"马氏体相变的分类","originalKeyword":"马氏体相变的分类"},{"id":"16a333db-be14-4e4c-a5c7-a0ed8147703a","keyword":"semi-thermoelatic transformation","originalKeyword":"semi-thermoelatic transformation"},{"id":"1d2a715f-cbff-404c-ad53-0023f2eefd85","keyword":" local soft mode","originalKeyword":" local soft mode"},{"id":"788c9365-b577-4239-9683-6f4626da61be","keyword":" nucleation by stacking fault","originalKeyword":" nucleation by stacking fault"},{"id":"93d7013f-c350-47e6-bdf8-17436156c432","keyword":" quasi-martensitic transformation","originalKeyword":" quasi-martensitic transformation"}],"language":"zh","publisherId":"0412-1961_1997_1_3","title":"马氏体相变的分类","volume":"33","year":"1997"},{"abstractinfo":"本文对含Mn60-90wt-％的MnCu合金在123—423K温度范围内进行了低频和声频内耗测量,研究马氏体相变和马氏体中各种界面对内耗的贡献.结果指出,马氏体相变内耗可分解为两部分,即相变中的稳定内耗峰(阶梯变温测量时,T=0)和低温背景内耗.相变内耗主要是由马氏体和母相界面的运动产生的;低温背景内耗是由马氏体片间界面的运动产生的,且表现出强烈的振幅效应,其强弱决定于马氏体片间界面的数量.马氏体片间界面的运动产生的非线弹应变导致了附加的模量亏损和非线性共振行为.高Mn合金(Mn>80wt-％)中的弛豫型内耗峰研究指出,该峰的弛豫时间分布参数服从β=","authors":[{"authorName":"王力田","id":"b32de8c3-ffd0-4b73-91b9-d8f5de2bdd4d","originalAuthorName":"王力田"},{"authorName":"葛庭燧","id":"d3818ccb-b337-447d-9822-5e991ee85c88","originalAuthorName":"葛庭燧"}],"categoryName":"|","doi":"","fpage":"147","id":"93d3a4de-c5aa-44a5-bea4-67f9537bf78b","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":"866fd443-da8c-4b32-9f79-40aa7b940826","keyword":"内耗","originalKeyword":"内耗"},{"id":"03b0670c-d2ab-4494-b20b-285199449769","keyword":"null","originalKeyword":"null"},{"id":"47151650-eee1-403f-864d-8631281ddaf3","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_1988_3_1","title":"MnCu合金马氏体相变和马氏体的内耗","volume":"24","year":"1988"}],"totalpage":347,"totalrecord":3464}