{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"采用多组态相互作用方法及Rayleigh-Ritz变分法, 并考虑相对论修正、质量极化效应等, 获得了原子低激发态1s22s2p 3Po 和1s22p2 3P高精度的相对论能量. 同时还计算了原子超精细结构常数, 与其他理论和实验结果符合得很好. ","authors":[{"authorName":"王菲","id":"62fd31eb-adfd-466e-bd1d-c051e995eb9c","originalAuthorName":"王菲"},{"authorName":"苟秉聪","id":"3306c335-fbbb-485a-9689-c4ef7a0907ed","originalAuthorName":"苟秉聪"},{"authorName":"俞开智","id":"b5e9584a-2b49-4fb1-8915-032164a9dbaa","originalAuthorName":"俞开智"}],"doi":"10.3969/j.issn.1007-4627.2002.02.004","fpage":"95","id":"28f9c4f2-c943-4bdb-b353-995c4733248f","issue":"2","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":"d2e479c7-05f0-4a60-908f-65f1950f91e8","keyword":"原子","originalKeyword":"铍原子"},{"id":"2e07bf0b-f264-4ccc-905f-74010f451a98","keyword":"低激发态","originalKeyword":"低激发态"},{"id":"16c2a2c6-372a-4957-9a6d-d9f36fa2ee3d","keyword":"超精细结构","originalKeyword":"超精细结构"}],"language":"zh","publisherId":"yzhwlpl200202004","title":"原子的能级和超精细结构的研究","volume":"19","year":"2002"},{"abstractinfo":"综述近20年来国外及含材料的研究进展,主要包括的冶金制备、合金、和氧化金属基复合材料、金属间化合物等。概括我国在材料方面取得的研究与生产技术进展,以及与国外研发水平的差距。并展望未来10年我国及含材料需要重点发展的新材料以及突破的关键技术。","authors":[{"authorName":"许德美","id":"eef42d60-a432-4066-b59a-2375247e0b53","originalAuthorName":"许德美"},{"authorName":"秦高梧","id":"df4e1dac-153c-490d-8e2f-3b0015c1c9d3","originalAuthorName":"秦高梧"},{"authorName":"李峰","id":"ab7c71eb-b15f-40e1-a12c-9c9577fa3333","originalAuthorName":"李峰"},{"authorName":"王战宏","id":"2b74d54d-f77c-4b08-aa6a-ef1842a0d946","originalAuthorName":"王战宏"},{"authorName":"钟景明","id":"24fcdfd3-a0b7-4a22-836e-6bd2ab0f85f3","originalAuthorName":"钟景明"},{"authorName":"何季麟","id":"d5aede21-ab65-4e9c-9003-d3b4f32afb19","originalAuthorName":"何季麟"},{"authorName":"何力军","id":"9aec6e83-7e99-4da2-9233-d20d892c9d8a","originalAuthorName":"何力军"}],"doi":"","fpage":"1212","id":"f90ebad5-76c7-4446-b1ac-56c03d6e1c21","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":"1cd16e66-34c3-475e-8973-3041ac19f9f7","keyword":"","originalKeyword":"铍"},{"id":"1ad5d1cc-0368-4e76-ba46-392c6c48593c","keyword":"雾化粉","originalKeyword":"铍雾化粉"},{"id":"b4ebffb3-144f-4e5c-9744-6f63077e324e","keyword":"铝合金","originalKeyword":"铍铝合金"},{"id":"e9839d6d-7b63-4002-8c67-46d2f7e1db02","keyword":"/氧化金属基复合材料","originalKeyword":"铍/氧化铍金属基复合材料"},{"id":"48edc351-a0a2-4a3d-aa91-578e86042256","keyword":"近净形","originalKeyword":"近净形"}],"language":"zh","publisherId":"zgysjsxb201405014","title":"国内外及含材料的研究进展","volume":"","year":"2014"},{"abstractinfo":"比较了冲击研磨制粉和传统的圆盘磨粉,结果发现:冲击研磨粉,具有粒度分布范围窄,颗粒近球形,氧含量低等优点.用该种粉末制备的材,无论是热压还是等静压材,其力学性能和性能的各向同性均得到全面改善.","authors":[{"authorName":"钟景明","id":"2dc1a8e6-9588-4ce0-9033-f3503a394fb8","originalAuthorName":"钟景明"},{"authorName":"闵学仁","id":"48a03d99-4951-4439-9ac8-ea8ae9f50131","originalAuthorName":"闵学仁"},{"authorName":"聂大钧","id":"76329737-1fb4-4ebc-8e02-45104c9320d0","originalAuthorName":"聂大钧"},{"authorName":"高洪季","id":"1b6f5e1c-757d-4f65-874a-9b8f8ff1f173","originalAuthorName":"高洪季"},{"authorName":"付晓旭","id":"bb711723-463a-47c3-b90f-302fd4c02558","originalAuthorName":"付晓旭"},{"authorName":"夏洪先","id":"871549f7-4210-41b2-be9d-a1318b38d61e","originalAuthorName":"夏洪先"},{"authorName":"王零森","id":"e2c17204-9919-4a84-bca1-25d9e71320af","originalAuthorName":"王零森"}],"doi":"","fpage":"386","id":"76818335-9399-497e-8a41-e7d7b830a857","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":"ab44643f-624d-4021-873b-95b89cf9eb02","keyword":"","originalKeyword":"铍"},{"id":"4df8ecb4-954f-43cf-bdee-e2afd99854a1","keyword":"冲击研磨","originalKeyword":"冲击研磨"},{"id":"fc3d20d2-8b32-41c9-845d-d33a699a1474","keyword":"力学性能","originalKeyword":"力学性能"}],"language":"zh","publisherId":"xyjsclygc199906013","title":"冲击研磨粉及其材料性能","volume":"28","year":"1999"},{"abstractinfo":"基于密度泛函理论(DFT)的平面波赝势方法对密排六方结构(hcp)(α-Be)的弹性性能进行了第一性原理计算研究.利用Material Studio软件的CASTEP模块并采用广义梯度近似(GGA)完成计算.分别得到了单晶体的弹性常数,多晶体的体积模量、剪切模量、杨氏模量、泊松比等参数对外加静水压变化(0~100 GPa)和对环境温度(0~1300 K)变化的变化规律.还利用第一性原理数值模拟方法对体心立方结构(bcc)的(B-Be)的弹性性能进行了计算.计算结果与文献实验数据符合度高.结果显示:各弹性参数值随压力的增长而单调增加,升温过程的影响作用则相反;描述晶体变形耦合性的C12和C13对压力或温度变化比其他弹性参数更为敏感;加压过程使晶格结构参数c/a值增加并趋向理想密排值,而在温升过程中这个值则持续降低;加压过程是一个原子密堆度提高的过程,据此对高压hcp-fcc(面心立方结构)相变的可能性和实现形式进行了讨论.","authors":[{"authorName":"李婷婷","id":"bb374344-d6f1-43f8-bdf8-a04b5a7a2757","originalAuthorName":"李婷婷"},{"authorName":"何力军","id":"377c5f93-f1af-4269-9bec-8434f5968dcc","originalAuthorName":"何力军"},{"authorName":"李国龙","id":"a76c0e88-0495-42d5-8f2d-31020173b7e8","originalAuthorName":"李国龙"},{"authorName":"梁森","id":"911c447a-f2d7-4f60-be0c-2c8121a93633","originalAuthorName":"梁森"},{"authorName":"许德美","id":"42e964fa-df1a-47c6-944f-8b9e43978c3e","originalAuthorName":"许德美"},{"authorName":"钟景明","id":"fe49a57a-bc92-462d-b9e1-7794139c27bd","originalAuthorName":"钟景明"}],"doi":"10.13373/j.cnki.cjrm.XY15020803","fpage":"1002","id":"e54826b2-f0d3-4be8-8d22-196c76b8c555","issue":"10","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"f41d27a5-031e-4784-bcd5-33baaf642381","keyword":"","originalKeyword":"铍"},{"id":"2350f9c8-8e14-4b81-afd8-acb2750384db","keyword":"密度泛函","originalKeyword":"密度泛函"},{"id":"e6abb669-a92f-47f6-b3b2-af36c013e0f1","keyword":"弹性性能","originalKeyword":"弹性性能"},{"id":"e2f6f510-fec2-4505-99b3-a03e94bb40ec","keyword":"高压","originalKeyword":"高压"},{"id":"83255046-c96a-4a08-9f1b-9be9afcaf7d5","keyword":"高温","originalKeyword":"高温"}],"language":"zh","publisherId":"xyjs201610006","title":"高压高温条件下弹性性能数值模拟","volume":"40","year":"2016"},{"abstractinfo":"对在等温热处理过程中晶粒长大规律进行了系统的研究.结果表明,伴随晶粒长大,中杂质(BeO,Be2C)在晶界聚集,对晶粒长大有阻碍作用,促使晶粒长大趋势发生改变;晶粒长大动力学表明:晶粒生长指数随着热处理温度的升高而减小;在热处理温度为900、1050和1200 K下的晶粒长大激活能为40985J/mol,并建立了相应的晶粒长大动力学方程.","authors":[{"authorName":"李玉斌","id":"4cb654c2-435f-4dac-9881-060c71fe3d44","originalAuthorName":"李玉斌"},{"authorName":"蒙大桥","id":"ed1fdcc2-ec4a-4bef-bae7-c7c317610ce6","originalAuthorName":"蒙大桥"},{"authorName":"刘柯钊","id":"c5dcae9f-601c-449f-859a-02e2bcd9a583","originalAuthorName":"刘柯钊"},{"authorName":"谢志强","id":"68512ba1-7d2b-4227-adde-b756e6c34f08","originalAuthorName":"谢志强"}],"doi":"","fpage":"812","id":"0bad6b24-27b9-42ed-a719-23a6c27466cd","issue":"5","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":"91d3a6f9-cb43-40b9-b119-2dfc37cf38ad","keyword":"","originalKeyword":"铍"},{"id":"14da5636-b5c1-4b2b-a64a-9403a4342c03","keyword":"晶粒长大","originalKeyword":"晶粒长大"},{"id":"2aa72926-217b-452c-aa5d-703519d11ccf","keyword":"晶粒生长指数","originalKeyword":"晶粒生长指数"},{"id":"f8dde492-1e82-42a4-be67-3591322de372","keyword":"激活能","originalKeyword":"激活能"}],"language":"zh","publisherId":"xyjsclygc200805014","title":"晶粒长大规律研究","volume":"37","year":"2008"},{"abstractinfo":"合金在航空航天、电子工业和国防工业等方面应用十分广泛.结合的焊接性,论述了当前国内外的焊接技术概况,针对钎焊、熔化焊、扩散焊等焊接工艺,介绍了一些比较成功的的焊接工艺以及部分连接工艺,同时分析了焊接中存在的缺陷问题.","authors":[{"authorName":"宋德军","id":"afc3e816-6c99-496b-ab2d-9fb831ca0c0d","originalAuthorName":"宋德军"},{"authorName":"张习敏","id":"5d655239-e157-484b-b0ac-ead717ffc059","originalAuthorName":"张习敏"},{"authorName":"胡强","id":"c649ff62-4901-475c-9716-608e27444e36","originalAuthorName":"胡强"},{"authorName":"周成","id":"811b0c0d-fe46-48b0-8fbf-0d7fbbc18443","originalAuthorName":"周成"}],"doi":"","fpage":"66","id":"c8168ec1-105a-402e-af72-a6fe77445fdd","issue":"2","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"4483b5cd-fe1c-44dd-a71f-c1919c45f378","keyword":"","originalKeyword":"铍"},{"id":"0165968c-40b0-4a37-920b-443d6c474e72","keyword":"钎焊","originalKeyword":"钎焊"},{"id":"449c5959-0691-4b6d-9be4-2255a74ed036","keyword":"熔化焊","originalKeyword":"熔化焊"},{"id":"6fd1ada5-18c2-486b-b25a-ab1d3d907251","keyword":"扩散焊","originalKeyword":"扩散焊"}],"language":"zh","publisherId":"cldb200602018","title":"焊接技术研究发展概况","volume":"20","year":"2006"},{"abstractinfo":"是一种稀缺的战略资源,其主要表现在储量少,需求量大.矿石浸出液中过多的杂质会给的回收带来麻烦,氟是浸出液中的有害杂质,氟含量的多少会直接影响浸出液中的回收率.针对BeO浓度为16.86 g·L-1的精矿浸出液进行了回收工艺试验,用NH3·H2O代替NaOH沉淀浸出液中的,使得浸出液中的F-能与NH3·H2O生成NH4F.重点分析了氨水对的沉淀效率、氢氧化钠用量对氢氧化的溶解以及水用量对氢氧化水解的影响.结果表明,浸出液中回收的最佳工艺条件为:沉淀pH为8.5,碱溶时滤饼中氢氧化钠用量为氧化质量的13倍,水解时自来水用量为滤液体积的5倍.的总回收率达到了92.82%.同时,降低了沉淀中F的浓度,克服了F对精矿浸出液中Be回收的不利影响.","authors":[{"authorName":"王清良","id":"0e31bcdb-e13b-4bcf-ab08-c0f09ef95060","originalAuthorName":"王清良"},{"authorName":"李中","id":"67d2c099-62d6-457f-ad38-e5c312b609d4","originalAuthorName":"李中"},{"authorName":"李乾","id":"24d7a04f-be0a-4338-b872-8315f43a6bd3","originalAuthorName":"李乾"},{"authorName":"胡鄂明","id":"e1e2de0d-742d-4b7f-b2fd-b365b5f41fc1","originalAuthorName":"胡鄂明"},{"authorName":"冯志刚","id":"1a9bc5e8-3707-4aae-bba7-9e2016f46b15","originalAuthorName":"冯志刚"},{"authorName":"成泉辉","id":"ffa5a400-5a3b-429f-8ad9-5db34fadef22","originalAuthorName":"成泉辉"}],"doi":"10.13373/j.cnki.cjrm.2016.01.012","fpage":"71","id":"25cbe635-988a-4b02-a251-c56a796f01cf","issue":"1","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"90d732aa-77e6-469b-87e5-c02c9cc7859d","keyword":"浸出液","originalKeyword":"浸出液"},{"id":"ca763130-e8ab-4efc-8f62-7f1ec35a9b6d","keyword":"回收","originalKeyword":"回收"},{"id":"02448e42-bf2f-459a-8915-a1c47bb0cc7f","keyword":"氧化","originalKeyword":"氧化铍"},{"id":"e61a3983-30b1-45ab-9648-40c20c7a9fa2","keyword":"优化","originalKeyword":"优化"}],"language":"zh","publisherId":"xyjs201601012","title":"精矿浸出液中的回收工艺试验","volume":"40","year":"2016"},{"abstractinfo":"回顾了近50年来国外铝合金的研究状况,概括了铝合金的基本性质以及影响其力学性能的几个主要因素,其中包括的含量、生产工艺、环境温度以及其他元素的添加.最后,展望了铝合金在民用领域的发展前景.","authors":[{"authorName":"马玲","id":"64181b3c-0407-4796-b4f8-9cb958d6e38b","originalAuthorName":"马玲"},{"authorName":"赵双群","id":"ba18ab20-610a-4119-892b-50e0ac9d3592","originalAuthorName":"赵双群"}],"doi":"","fpage":"431","id":"6625ef5d-443a-4157-810a-d73ac4403dd5","issue":"z2","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"01fbdaa3-e591-463d-ab51-b8862879ecde","keyword":"铝合金","originalKeyword":"铍铝合金"},{"id":"3d90058f-c3a2-4fa0-af61-7ec7acd311fe","keyword":"力学性能","originalKeyword":"力学性能"},{"id":"c6d94245-f5ff-4383-8a80-38ae42254a5b","keyword":"生产工艺","originalKeyword":"生产工艺"},{"id":"2dc4e7ff-6f79-4a0b-aa13-ed9465aa4bfa","keyword":"前景","originalKeyword":"前景"}],"language":"zh","publisherId":"cldb2005z2136","title":"铝合金的研究进展","volume":"19","year":"2005"},{"abstractinfo":"铝合金具有质量轻、比强度高、比刚度高、热稳定性好、高韧性、抗腐蚀、结合了的低密度与铝的易加工性等许多优良特性, 在航空、航天工业、计算机制造业、汽车工业及高精、高速度电焊机器制造工业中得到了大量应用, 已成为一种越来越重要的新型材料. 综述了铝合金的研发、生产现状、主要性能、应用领域及世界主要生产厂家和主要的铝合金系列. 因是一种剧毒元素, 其熔炼、加工工艺需要非常严格的防护条件; 所以及其合金的生产只局限在极少数企业中, 这也限制了铝合金的研发、应用. ","authors":[{"authorName":"刘孝宁","id":"0f760fbd-85c5-452a-89ec-e52c86d22663","originalAuthorName":"刘孝宁"},{"authorName":"马世光","id":"9afc10bf-60e4-4d4f-8f4d-b246fa133e44","originalAuthorName":"马世光"}],"doi":"10.3969/j.issn.0258-7076.2003.01.012","fpage":"62","id":"2cad2bfe-d47e-4907-8d59-8ad3f37bb6e5","issue":"1","journal":{"abbrevTitle":"XYJS","coverImgSrc":"journal/img/cover/XYJS.jpg","id":"67","issnPpub":"0258-7076","publisherId":"XYJS","title":"稀有金属"},"keywords":[{"id":"cea7346b-4b76-41ac-8428-01caa314688e","keyword":"铝合金","originalKeyword":"铍铝合金"},{"id":"ab7f0570-acdb-432c-a3ed-5bcf02a74b08","keyword":"电解法","originalKeyword":"电解法"},{"id":"ec3d4cbf-03d9-43be-a3d8-060fd996cee1","keyword":"冷热等静压法","originalKeyword":"冷热等静压法"},{"id":"47272f39-6c66-4ba6-a7da-127f11bf8e1a","keyword":"硬盘驱动器","originalKeyword":"硬盘驱动器"},{"id":"8f254eff-a2a3-4867-bfc4-abd928dd46c1","keyword":"航空航天飞行器","originalKeyword":"航空航天飞行器"}],"language":"zh","publisherId":"xyjs200301012","title":"铝合金的研究与应用","volume":"27","year":"2003"},{"abstractinfo":"用粒度相同、不同BeO含量的粉开展了BeO对材微屈服强度(σmys)的研究;结果发现,与BeO含量相比,BeO在中的分布状态对σmys的影响更大.在晶界及晶内较细小弥散分布的BeO对基体有弥散强化作用,使σmys较高;如果BeO较粗大地成簇状聚集在晶界,反而对σmys有不良的影响.","authors":[{"authorName":"付晓旭","id":"0df3f5da-d72a-492d-97b6-3e0074552a0b","originalAuthorName":"付晓旭"},{"authorName":"钟景明","id":"d228f9c6-5b4a-428b-ba8d-bacefd4db0ac","originalAuthorName":"钟景明"},{"authorName":"王东新","id":"db016abd-44f8-4807-bcdc-585225dc81be","originalAuthorName":"王东新"},{"authorName":"王学泽","id":"c3a39163-b28f-4be5-b882-4b9832f69689","originalAuthorName":"王学泽"},{"authorName":"王零森","id":"8813548f-e4a4-43f8-acb8-e273ad4b5ffa","originalAuthorName":"王零森"}],"doi":"10.3969/j.issn.1007-2330.2002.03.013","fpage":"50","id":"89916ccf-fd1f-4b4d-93be-4e2b0657a899","issue":"3","journal":{"abbrevTitle":"YHCLGY","coverImgSrc":"journal/img/cover/YHCLGY.jpg","id":"77","issnPpub":"1007-2330","publisherId":"YHCLGY","title":"宇航材料工艺 "},"keywords":[{"id":"c7deb956-0b71-4d6a-8926-8d5cdba1d8ab","keyword":"","originalKeyword":"铍"},{"id":"9d711bf6-aba1-46f0-9f8a-ed60a184f028","keyword":"氧化","originalKeyword":"氧化铍"},{"id":"02f75985-f8fc-45d4-880e-507f58139c19","keyword":"微屈服强度","originalKeyword":"微屈服强度"}],"language":"zh","publisherId":"yhclgy200203013","title":"氧化材微屈服强度的影响","volume":"32","year":"2002"}],"totalpage":936,"totalrecord":9355}