{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"Frank-Kasper相Mg32(Al,Zn)49是与其准晶相相对应的1/1近似相,它具有<span style=\"color:red\">二十面体</span>壳层<span style=\"color:red\">密</span><span style=\"color:red\">堆</span><span style=\"color:red\">结构</span>.研究了在常规凝固条件下化学成分为AlxMg40Zn60x(x=20～45,摩尔分数)合金中Frank-Kasper相的组织形貌.利用光学显微镜、X射线衍射仪及扫描电镜,确定了Frank-Kasper相的组织及成分.结果表明:AlxMg40Zn60-x(x=20～45)合金中均为单相的Frank-Kasper相;随铝含量的增加,其形貌由花瓣状逐渐向\"十字架\"状组织转变.","authors":[{"authorName":"朱满","id":"dcf5368e-4042-478d-bc79-64980e34e2f9","originalAuthorName":"朱满"},{"authorName":"杨根仓","id":"834ded8c-9d2d-4f0a-b206-15346341cfd8","originalAuthorName":"杨根仓"},{"authorName":"刘峰","id":"d2dd33e9-80cb-4b02-8ff5-917a9afa0ed0","originalAuthorName":"刘峰"},{"authorName":"程素玲","id":"083168ca-dc90-40e0-9f48-60e0b162ca78","originalAuthorName":"程素玲"},{"authorName":"杨伟","id":"1f3d71ad-71fb-4fcf-bb23-259c22f39796","originalAuthorName":"杨伟"},{"authorName":"万迪庆","id":"87703413-47ec-4fec-b4c1-ddb27f90443c","originalAuthorName":"万迪庆"},{"authorName":"周尧和","id":"e2832972-488a-451c-a28a-5791daee927c","originalAuthorName":"周尧和"}],"doi":"","fpage":"758","id":"fe8fc402-5641-4a1e-9e38-69c8e9cf924b","issue":"5","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":"8764c50d-40af-4756-83c8-b0f256f21d40","keyword":"Al-Mg-Zn合金","originalKeyword":"Al-Mg-Zn合金"},{"id":"aa6c00c0-c4f4-42af-8759-d266c6bdb418","keyword":"Frank-Kasper相","originalKeyword":"Frank-Kasper相"},{"id":"632c5658-9e53-4067-a1e0-cb41d65208c5","keyword":"<span style=\"color:red\">二十面体</span><span style=\"color:red\">密</span><span style=\"color:red\">堆</span><span style=\"color:red\">结构</span>","originalKeyword":"二十面体密堆结构"},{"id":"ef49be46-d3bf-42ce-b3c0-913ec627f700","keyword":"组织形貌","originalKeyword":"组织形貌"}],"language":"zh","publisherId":"zgysjsxb200605002","title":"Al-Mg-Zn<span style=\"color:red\">二十面体</span>准晶合金中的Frank-Kasper相","volume":"16","year":"2006"},{"abstractinfo":"采用X射线衍射(XRD)和高分辨透射电镜(HRTEM)对Al-Fe-Ce非晶合金的局域<span style=\"color:red\">结构</span>进行了研究,分析了<span style=\"color:red\">二十面体</span>短程序对非晶合金的形成及热稳定性的影响.Al-Fe-Ce非晶合金中的<span style=\"color:red\">二十面体</span>短程序均匀弥散分布在非晶基体中.Al颗粒被<span style=\"color:red\">二十面体</span>化学短程序紧紧包围,<span style=\"color:red\">二十面体</span>化学短程序阻碍了Al颗粒的长大,面心立方铝(fcc-Al)的形核需要<span style=\"color:red\">二十面体</span><span style=\"color:red\">结构</span>的分解及溶于其中的元素的扩散.<span style=\"color:red\">二十面体</span><span style=\"color:red\">结构</span>单元的存在和均匀分布有利于增强非晶合金的玻璃形成能力和非晶相的热稳定性.","authors":[{"authorName":"张川江","id":"d5547dd4-f36b-4873-94ce-215e97df7c4f","originalAuthorName":"张川江"},{"authorName":"李传福","id":"f3cad1b8-beed-414a-a5ce-a79ad72ea423","originalAuthorName":"李传福"}],"doi":"","fpage":"257","id":"df0d85d3-bb3f-45d7-9163-372998ed5494","issue":"2","journal":{"abbrevTitle":"ZGXTXB","coverImgSrc":"journal/img/cover/ZGXTXB.jpg","id":"86","issnPpub":"1000-4343","publisherId":"ZGXTXB","title":"中国稀土学报"},"keywords":[{"id":"2e04927e-1c54-4d8c-af9e-af1cc41af9fe","keyword":"Al-Fe-Ce非晶合金","originalKeyword":"Al-Fe-Ce非晶合金"},{"id":"ba1faefe-928b-4ed6-bc57-e70415b9a996","keyword":"<span style=\"color:red\">二十面体</span>短程序","originalKeyword":"二十面体短程序"},{"id":"7220c88d-138c-4280-8e8f-5fe144eeb1cc","keyword":"玻璃形成能力","originalKeyword":"玻璃形成能力"},{"id":"b76448f2-4a0c-4400-9898-c65555bf770f","keyword":"热稳定性","originalKeyword":"热稳定性"},{"id":"df82f29b-77dc-44d7-bf3f-7b07465611cf","keyword":"稀土","originalKeyword":"稀土"}],"language":"zh","publisherId":"zgxtxb200902018","title":"Al-Fe-Ce非晶合金中的<span style=\"color:red\">二十面体</span>短程序","volume":"27","year":"2009"},{"abstractinfo":"采用热丝化学气相沉积(HFCVD)法,以甲烷和氢气为反应气体,在YGl3(WC-13%Co)硬质合金基体上制备了金刚石膜.膜中存在大量五重对称<span style=\"color:red\">结构</span>的正<span style=\"color:red\">二十面体</span>金刚石晶粒(IDC).当尺寸较小时晶粒为较完整的正<span style=\"color:red\">二十面体</span>形状,尺寸达微米级后晶粒为带有\"沟槽\"或\"凹坑\"的变种正<span style=\"color:red\">二十面体</span>形状.研究了IDC的形成机制,并进行了计算机模拟.结果表明:对于四面<span style=\"color:red\">体</span>立方<span style=\"color:red\">结构</span>来说,IDc的{111}孪晶面与正常{111}孪晶面相比存在2.87°的差异,孪晶面两侧原子几何位置失配,使其成为畸变孪晶面,这种畸变孪晶面导致IDC晶粒存在\"凹坑\"和\"沟槽\";IDC的晶核是正十二面<span style=\"color:red\">体</span>烷(C20H20).","authors":[{"authorName":"余志明","id":"304aa278-e8b1-48a9-979d-738445016bb0","originalAuthorName":"余志明"},{"authorName":"魏秋平","id":"319b6d16-d465-4862-82f5-301c470f7808","originalAuthorName":"魏秋平"},{"authorName":"叶浚","id":"31133cea-133e-4efe-9056-06088f759d87","originalAuthorName":"叶浚"},{"authorName":"","id":"e9af762a-72c3-49a5-904f-2b7ccbc54c77","originalAuthorName":""}],"doi":"","fpage":"102","id":"2eaa8137-d2e5-439f-aa08-ba8d03ad977a","issue":"2","journal":{"abbrevTitle":"XXTCL","coverImgSrc":"journal/img/cover/XXTCL.jpg","id":"70","issnPpub":"1007-8827","publisherId":"XXTCL","title":"新型炭材料"},"keywords":[{"id":"a29081d9-b81c-4152-8855-a0cbe219ec60","keyword":"化学气相沉积","originalKeyword":"化学气相沉积"},{"id":"d6f7604d-2393-42c2-a06a-787ba31fa3c1","keyword":"金刚石","originalKeyword":"金刚石"},{"id":"ddc87f8a-63c1-4093-a5f3-be90fbfb8bb5","keyword":"正<span style=\"color:red\">二十面体</span>晶粒","originalKeyword":"正二十面体晶粒"},{"id":"efc2aebd-afcb-4ca0-911d-6bc333035945","keyword":"十二面<span style=\"color:red\">体</span>烷","originalKeyword":"十二面体烷"},{"id":"db36e3b5-0bc3-445f-b842-6b838d5f0f67","keyword":"计算机模拟","originalKeyword":"计算机模拟"}],"language":"zh","publisherId":"xxtcl200902002","title":"正<span style=\"color:red\">二十面体</span>金刚石的形成及其计算机模拟","volume":"24","year":"2009"},{"abstractinfo":"采用X射线衍射(XRD)和扫描电子显微镜(SEM)技术研究了Al元素的添加以及<span style=\"color:red\">二十面体</span>团簇<span style=\"color:red\">结构</span>对不同冷却速率下Zr50-xCu50Alx(x=0～25)合金的非晶形成能力、合金<span style=\"color:red\">结构</span>以及相变过程的影响.结果表明,对直径＞3mm的Zr45Cu50Al5合金,其主相为ZrCu和<span style=\"color:red\">二十面体</span>相,而对于直径为3mm的Zr45Cu50Al5合金,其主相则为ZrCu和非晶相.<span style=\"color:red\">二十面体</span>相的衍射峰强度随着冷却速率的增加而大大降低,直至变成弥散峰.反映出<span style=\"color:red\">二十面体</span>相与非晶相之间存在强烈的关联性.Zr-Cu-Al合金中的非晶相与<span style=\"color:red\">二十面体</span>相具有相同的短程有序<span style=\"color:red\">结构</span>,即<span style=\"color:red\">二十面体</span>团簇<span style=\"color:red\">结构</span>,这种5次对称的原子堆垛<span style=\"color:red\">结构</span>与周期性有序的晶体<span style=\"color:red\">结构</span>互不相容,从而起到阻碍结晶、提高非晶形成能力的作用.","authors":[{"authorName":"徐勇","id":"b0ccea43-418c-4f74-ab5c-7c5cfb4f9638","originalAuthorName":"徐勇"},{"authorName":"张勇","id":"e414bc0a-c5b7-48d6-8a24-2c80a790fc4b","originalAuthorName":"张勇"},{"authorName":"汤方立","id":"b7c63865-b04b-489e-9708-77ed1f251e32","originalAuthorName":"汤方立"},{"authorName":"刘雄军","id":"26a45795-220e-4e90-9f65-95113288e94f","originalAuthorName":"刘雄军"},{"authorName":"陈国良","id":"91347c97-7af9-44a0-87b4-500b4115538f","originalAuthorName":"陈国良"}],"doi":"","fpage":"1042","id":"1e72e56c-ca6b-4e6b-a1c9-7c4d5572012d","issue":"6","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"bb22db78-2b3f-4d6c-a19d-69f91c5f4e4c","keyword":"<span style=\"color:red\">二十面体</span>相","originalKeyword":"二十面体相"},{"id":"669e5654-7b2a-4698-9e5d-1c8f06c03dab","keyword":"非晶形成能力","originalKeyword":"非晶形成能力"},{"id":"e0c5be39-daf4-44c8-863c-8e3e5e732b93","keyword":"原子<span style=\"color:red\">结构</span>","originalKeyword":"原子结构"},{"id":"43466dbd-0c3d-444f-895b-9215d4430d63","keyword":"金属玻璃","originalKeyword":"金属玻璃"}],"language":"zh","publisherId":"gncl201006031","title":"Zr50-xCu50Alx(x=0～25)合金中的<span style=\"color:red\">二十面体</span>团簇以及Al添加对非晶形成能力和<span style=\"color:red\">结构</span>转变的影响","volume":"41","year":"2010"},{"abstractinfo":"采用激冷铜模快淬的方法,在靠近Bergman线附近的富Mg区域的成分中获得了单相<span style=\"color:red\">二十面体</span>准晶相.利用X射线衍射仪、扫描电镜、场发射高分辨扫描电镜及透射电镜,分析了<span style=\"color:red\">二十面体</span>准晶相的微观组织、成分及原子簇<span style=\"color:red\">结构</span>.结果表明:快淬Al15Mg50Zn35合金中可以获得几乎单相的<span style=\"color:red\">二十面体</span>准晶相,能谱分析结果表明,其成分为39.76 at%Mg, 18.34 at%Al, 和41.90 at%Zn;<span style=\"color:red\">二十面体</span>准晶相从熔<span style=\"color:red\">体</span>中直接形核并长大,呈现出典型的棱面枝晶形貌,其最快生长沿3次轴方向;同时,准晶晶粒还呈现出规则的六边形状,其尺寸约为0.2 μm.<span style=\"color:red\">二十面体</span>准晶相的原子簇<span style=\"color:red\">结构</span>为具有<span style=\"color:red\">二十面体</span>对称性的五角十二面<span style=\"color:red\">体</span>,在每个五角面上可以看到微小的\"凸起\".","authors":[{"authorName":"朱满","id":"3f725c5b-b415-497e-8219-ebd741980705","originalAuthorName":"朱满"},{"authorName":"杨根仓","id":"0cffc550-9024-490c-9636-b4a7340d8a70","originalAuthorName":"杨根仓"},{"authorName":"刘峰","id":"cdabe71f-01cf-4adc-9e1d-615052650abf","originalAuthorName":"刘峰"},{"authorName":"万迪庆","id":"74d515a0-0e8a-46e4-9e10-ff3ea243581b","originalAuthorName":"万迪庆"},{"authorName":"程素玲","id":"3bb78657-4148-408b-8e79-2a1ee4570a5c","originalAuthorName":"程素玲"},{"authorName":"周尧和","id":"b86f9728-d2a6-45bb-8ee9-a5311a132fae","originalAuthorName":"周尧和"}],"doi":"","fpage":"1179","id":"4fd0df59-cabe-48c0-a4f6-2ff71a963da2","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":"e596ae18-3a3d-41a1-ab2f-04c7f081a2db","keyword":"Al15Mg50Zn35合金","originalKeyword":"Al15Mg50Zn35合金"},{"id":"21833951-e334-408b-a793-a0ca011b93fb","keyword":"快淬","originalKeyword":"快淬"},{"id":"abadface-ada4-4cb9-9109-bfdfb9ffe73e","keyword":"<span style=\"color:red\">二十面体</span>准晶相","originalKeyword":"二十面体准晶相"},{"id":"53e5c395-bb31-448a-8d6a-eec15af890ea","keyword":"棱面枝晶","originalKeyword":"棱面枝晶"},{"id":"3aa04b37-0e5d-4d73-8436-39b0344d6d93","keyword":"原子簇<span style=\"color:red\">结构</span>","originalKeyword":"原子簇结构"}],"language":"zh","publisherId":"xyjsclygc200807012","title":"快淬Al15Mg50Zn35三元合金中的<span style=\"color:red\">二十面体</span>准晶相","volume":"37","year":"2008"},{"abstractinfo":"分析了块状非晶与稳定准晶<span style=\"color:red\">结构</span>上的异同点, 选择两种稳定准晶(<span style=\"color:red\">二十面体</span>准晶和十次准晶)相互混乱合, 在保持准晶<span style=\"color:red\">二十面体</span>基本<span style=\"color:red\">结构</span>单元的基础上, 增加元素组成的混乱度, 再添加有利于形成高配位多面<span style=\"color:red\">体</span>的元素Zr, 用急冷方法制备出非晶合金. 对此非晶合金的热力学测试表明, 该非晶形成能力和稳定性与Inoue的Zr65Al7.5Cu17.5Ni10非晶相近.","authors":[{"authorName":"雷奕","id":"a268dd54-4e41-4b0b-8e60-ca65281c26be","originalAuthorName":"雷奕"},{"authorName":"黑祖昆","id":"3c6020b2-5bb6-4958-b776-251274ede788","originalAuthorName":"黑祖昆"},{"authorName":"Mohique","id":"40fd4d03-05ec-4115-a994-42401d9bc07f","originalAuthorName":"Mohique"},{"authorName":"Calvo-Dahlborg","id":"5dd094d6-11ba-4dfd-a0c4-e5f43cb6f099","originalAuthorName":"Calvo-Dahlborg"},{"authorName":"Jean-Marie","id":"7ae38513-0f6f-4b6f-b6a5-7c07037352d0","originalAuthorName":"Jean-Marie"},{"authorName":"Dubois","id":"c523bb33-94d0-4caa-afac-c4ff9a8b27b3","originalAuthorName":"Dubois"},{"authorName":"DONG","id":"50552479-012a-4421-9fef-96cc3f26d413","originalAuthorName":"DONG"},{"authorName":"Chuang","id":"81df3f81-766f-4a3b-8e53-1964bd2aad63","originalAuthorName":"Chuang"}],"categoryName":"|","doi":"","fpage":"573","id":"b6cbb4ce-4d6a-4278-bbfe-7695144b0c8c","issue":"6","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"afa5b780-1339-48e2-87e2-38cf50a756c8","keyword":"锆基非晶合金","originalKeyword":"锆基非晶合金"},{"id":"ab3b66f8-dd4e-46c7-8e8a-ead990ec487d","keyword":"null","originalKeyword":"null"},{"id":"f7ac5a71-53c5-45b8-b634-83897faaf8df","keyword":"null","originalKeyword":"null"}],"language":"zh","publisherId":"0412-1961_2003_6_5","title":"Zr-<span style=\"color:red\">二十面体</span>准晶-十次准晶伪三元系中非晶的形成","volume":"39","year":"2003"},{"abstractinfo":"分析了块状非晶与稳定准晶<span style=\"color:red\">结构</span>上的异同点,选择两种稳定准晶(<span style=\"color:red\">二十面体</span>准晶和十次准晶)相互混合,在保持准晶<span style=\"color:red\">二十面体</span>基本<span style=\"color:red\">结构</span>单元的基础上,增加元素组成的混乱度,再添加有利于形成高配位多面<span style=\"color:red\">体</span>的元素Zr,用急冷方法制备出非晶合金.对此非晶合金的热力学测试表明,该非晶形成能力和稳定性与Inoue的Zr65A17 5Cu17 5Ni10非晶相近.","authors":[{"authorName":"雷奕","id":"96f1c60e-3654-4d80-a097-46b464c0bf07","originalAuthorName":"雷奕"},{"authorName":"黑祖昆","id":"eb92fb53-50e0-4256-9d40-b2c1553e68e0","originalAuthorName":"黑祖昆"},{"authorName":"Monique Calov-Dahlborg","id":"71580461-7cfe-42eb-aa29-efc2a49c2684","originalAuthorName":"Monique Calov-Dahlborg"},{"authorName":"Jean-Marie Dubois","id":"90c38a35-1a58-4939-b200-1be622a4c235","originalAuthorName":"Jean-Marie Dubois"},{"authorName":"董闯","id":"518a2fce-d4ff-41e4-94ad-71f1599a9a53","originalAuthorName":"董闯"}],"doi":"10.3321/j.issn:0412-1961.2003.06.004","fpage":"573","id":"2289c238-db80-4c36-957d-232ba93036d8","issue":"6","journal":{"abbrevTitle":"JSXB","coverImgSrc":"journal/img/cover/JSXB.jpg","id":"48","issnPpub":"0412-1961","publisherId":"JSXB","title":"金属学报"},"keywords":[{"id":"a3e5e06c-17bd-4d54-9d94-d33a35b88038","keyword":"锆基非晶合金","originalKeyword":"锆基非晶合金"},{"id":"85c94248-3902-4376-b320-a808446efcb6","keyword":"准晶","originalKeyword":"准晶"},{"id":"b0d971f8-fb05-4b35-addf-3bbbb4e7b6e6","keyword":"混乱原则","originalKeyword":"混乱原则"},{"id":"3e953de2-50fb-4c4f-a0c9-5f203770c07b","keyword":"非晶形成能力","originalKeyword":"非晶形成能力"}],"language":"zh","publisherId":"jsxb200306004","title":"Zr-<span style=\"color:red\">二十面体</span>准晶-十次准晶伪三元系中非晶的形成","volume":"39","year":"2003"},{"abstractinfo":"Ti-Zr-Ni基<span style=\"color:red\">二十面体</span>准晶是一类特殊的储氢材料,在氢能和核聚变能领域具有较强应用前景.采用XRD、TEM、XPS技术和气固反应系统研究了Ti39Zr38Ni17Pd6<span style=\"color:red\">二十面体</span>准晶的储氘性能.该合金室温下的饱和吸氘浓度接近11 mmol·D2/g·M (D2指氘分子,M指金属),超过Zr2Fe和ZrCo 2种合金.在吸放氘循环过程中,没有发现该合金发生相转变.饱和吸氘使得准晶格膨胀了6.37％,并使得Ti与Zr的结合能上升0.2和0.6 eV,反映出氢原子在这种材料中的占位更靠近这2种金属原子.放氘结果显示该合金具有可能较低的坪台压力,350℃左右低于1 kPa,这意味着氘原子在该合金中比在ZrCo合金中具有更高的稳定性.以上结果表明,这种准晶有可能替代Zr2Fe和ZrCo合金而在核聚变能领域得到应用.","authors":[{"authorName":"黄火根","id":"12599959-8d6f-46af-b0fd-113312274dcd","originalAuthorName":"黄火根"},{"authorName":"陈亮","id":"adbfb819-885a-4572-85b8-3dca671995c4","originalAuthorName":"陈亮"},{"authorName":"杜晓清","id":"41c82bda-f7e5-47f6-ba2f-fca4a2ec49e1","originalAuthorName":"杜晓清"},{"authorName":"李嵘","id":"e3524075-36ea-4df0-9516-1ee77b596c8f","originalAuthorName":"李嵘"}],"doi":"","fpage":"1581","id":"afb16c30-45ee-459a-a222-1c7f1af7ee85","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":"ede1571d-b062-4079-9b09-d3a29945e131","keyword":"准晶","originalKeyword":"准晶"},{"id":"c4a8fe5f-cc91-4cce-9d75-ee2ac4bcc47e","keyword":"储氢合金","originalKeyword":"储氢合金"},{"id":"96625cba-d8a0-424d-815b-278c3f4f8e26","keyword":"氢同位素","originalKeyword":"氢同位素"},{"id":"034709f9-7e07-4898-9c8e-bd4160869359","keyword":"Ti-Zr-Ni-Pd","originalKeyword":"Ti-Zr-Ni-Pd"}],"language":"zh","publisherId":"xyjsclygc201507004","title":"Ti39Zr38Ni17Pd6<span style=\"color:red\">二十面体</span>准晶储氘研究","volume":"44","year":"2015"},{"abstractinfo":"利用x射线衍射(XRD)和差示扫描量热法(DSC)研究了轧制对Zr65Al7.5Ni10Cu12.5Ag5非晶合金中<span style=\"color:red\">二十面体</span>准晶相析出的影响.实验发现,经轧制塑性变形合金在随后的加热过程中<span style=\"color:red\">二十面体</span>准晶相的析出量增加,在变形量ε=70%时达到最大.另外,析出的<span style=\"color:red\">二十面体</span>准晶相的稳定性随着变形量增大而提高,在ε=70%时达到最大,随后又开始降低.这是由于合金在塑性变形过程中的原子组态发生变化所致.","authors":[{"authorName":"党淑娥","id":"19753074-f2b4-4955-9643-62a11383bfdb","originalAuthorName":"党淑娥"},{"authorName":"王祥辉","id":"562574a3-c3d6-468b-902c-93d93e8bd25b","originalAuthorName":"王祥辉"},{"authorName":"廉培霞","id":"4246a752-bfe8-459a-9ab8-84a3bfbb9081","originalAuthorName":"廉培霞"},{"authorName":"胡勇","id":"8fcefe06-28d1-4a98-9c62-9d803fab0239","originalAuthorName":"胡勇"},{"authorName":"闫志杰","id":"61f18b36-8b32-4907-be65-4b62a344a708","originalAuthorName":"闫志杰"},{"authorName":"梁伟","id":"1c717ae4-6f25-4210-9911-588339965949","originalAuthorName":"梁伟"},{"authorName":"张国庆","id":"1c4a606e-b028-46cb-8828-6c1db18aa2a5","originalAuthorName":"张国庆"}],"doi":"","fpage":"1800","id":"852604d4-06fe-43d9-a8ec-d2726064ff80","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":"c7e02b75-9ea3-478a-9dfb-7b6987d82774","keyword":"非晶合金","originalKeyword":"非晶合金"},{"id":"d716541c-e1a0-4b9d-9561-54a8e98419dd","keyword":"塑性变形","originalKeyword":"塑性变形"},{"id":"9c2833dd-19b8-4d38-824d-66ffc1e650d1","keyword":"<span style=\"color:red\">二十面体</span>准晶相","originalKeyword":"二十面体准晶相"}],"language":"zh","publisherId":"xyjsclygc200810024","title":"塑性变形对Zr-Al-Ni-Cu-Ag非晶合金中<span style=\"color:red\">二十面体</span>准晶相析出的影响","volume":"37","year":"2008"},{"abstractinfo":"通过常规凝固方法在Mg28Zn2Y三元合金中的富Mg区获得了<span style=\"color:red\">二十面体</span>稳定准晶相.Mg28Zn2Y三元合金铸态组织中存在a-Mg相,Mg7Zn3相和<span style=\"color:red\">二十面体</span>准晶相.该合金的准晶形貌有两种:一种为尺寸较大、具有五次对称性的花瓣状;另一种为尺寸稍小、对称性不太明显的团状.五次对称性的花瓣状形貌是<span style=\"color:red\">二十面体</span>准晶,是按其特有的五次对称轴的择优方向自由生长所致.冷却速率直接影响合金凝固过程中准晶熟化时间.熟化时间越长,越容易使准晶花瓣端部粗化以及在端部发生分叉.端部的分叉容易使得花瓣准晶破碎,破碎的准晶游离到低温相中,在界面能的作用下形成多边形形貌.","authors":[{"authorName":"万迪庆","id":"d05c3258-63df-433c-94e9-4a045a6d97ac","originalAuthorName":"万迪庆"},{"authorName":"杨根仓","id":"6fd7de50-83a8-496e-89e8-5cb3f87718c2","originalAuthorName":"杨根仓"},{"authorName":"周尧和","id":"d69d5ca7-e421-42ab-b22c-1e20aa214e1e","originalAuthorName":"周尧和"}],"doi":"","fpage":"2166","id":"e6bbb102-a14e-4084-a4c9-96790044b326","issue":"12","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":"dde9804d-39ff-4230-90cf-8a5ccd2eb7e3","keyword":"Mg-Zn-Y合金","originalKeyword":"Mg-Zn-Y合金"},{"id":"a9c06878-b559-41dd-a739-2254ac07a732","keyword":"<span style=\"color:red\">二十面体</span>准晶","originalKeyword":"二十面体准晶"},{"id":"651e384b-580c-4f87-ae28-cc69ad993064","keyword":"形貌特征","originalKeyword":"形貌特征"},{"id":"b1869fc1-a73f-407f-88e5-1599152c3685","keyword":"冷却速率","originalKeyword":"冷却速率"}],"language":"zh","publisherId":"xyjsclygc200712023","title":"Mg-Zn-Y三元合金富Mg区凝固组织及<span style=\"color:red\">二十面体</span>准晶相形貌","volume":"36","year":"2007"}],"totalpage":7583,"totalrecord":75829}