{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"研究了热平衡态下具有三个自旋的自旋链中的两体热纠缠和混合度,讨论了温度和外界磁场对量子纠缠和混合度的影响.发现系统处于基态时,通过调节外界磁场可以得到一种重要的量子混合态一最大纠缠混合态,这为制备最大纠缠混合态和调控纠缠提供了另一种途径.在此基础上,利用自旋链量子态作为量子信道进行量子通讯,讨论了温度和外界磁场对保真度的影响,发现温度和外界磁场对通讯保真度有重要影响;给出了保真度和两体热纠缠的关系,发现两体热纠缠越大不一定意味着保真度越高,","authors":[{"authorName":"李春先","id":"7255bf3c-52d9-4614-abd3-b49a65675254","originalAuthorName":"李春先"},{"authorName":"靳丽娟","id":"9d51a639-3a11-4b69-81dc-76914f38f588","originalAuthorName":"靳丽娟"},{"authorName":"王成志","id":"97717717-9b94-4c3b-9e0c-f4fc72be6d99","originalAuthorName":"王成志"}],"doi":"10.3969/j.issn.1007-5461.2010.01.009","fpage":"51","id":"b527888d-9681-4a96-8506-eeb1114c13c8","issue":"1","journal":{"abbrevTitle":"LZDZXB","coverImgSrc":"journal/img/cover/LZDZXB.jpg","id":"53","issnPpub":"1007-5461","publisherId":"LZDZXB","title":"量子电子学报 "},"keywords":[{"id":"f80855f9-49e0-47fc-9090-474ec07c0009","keyword":"量子光学","originalKeyword":"量子光学"},{"id":"adfee412-4f92-4bf5-a338-2acd7daa879f","keyword":"自旋链","originalKeyword":"自旋链"},{"id":"c7f2af18-a404-4431-b40a-31784f2e4d5c","keyword":"热纠缠","originalKeyword":"热纠缠"},{"id":"79f1f979-adb4-430c-afa2-a4e9670f3520","keyword":"混合度","originalKeyword":"混合度"},{"id":"19c5ae1b-29a2-4a98-99ec-40d33d75e8ac","keyword":"保真度","originalKeyword":"保真度"}],"language":"zh","publisherId":"lzdzxb201001009","title":"自旋链中的热纠缠、混合度和量子通讯","volume":"27","year":"2010"},{"abstractinfo":"综述了消除复合材料界面裂纹应力奇异性及求解界面模态混合度的主要方法,分析讨论了各个方法的优缺点.通过分析讨论发现:模态混合度表征界面力学性能可以准确地描述界面裂纹尖端处各应变能释放率分量的振荡特性;求解与裂纹扩展长度无关的各应变能释放率分量及模态混合度是研究复合材料界面裂纹问题的难点;采用混合模态界面力学性能试验方法验证基于正则化长度等求解模态混合度方法的有效性,进而准确预测复合材料分层的发生及扩展是今后研究复合材料界面力学问题的发展方向.","authors":[{"authorName":"范学领","id":"3fa2571d-1cb2-4090-9833-202e8f902cf3","originalAuthorName":"范学领"},{"authorName":"孙秦","id":"86a3729f-37af-46fb-a9a0-bf7777838e79","originalAuthorName":"孙秦"},{"authorName":"原梅妮","id":"b2fe89c8-c9cc-4f7c-a6c6-99a01f861716","originalAuthorName":"原梅妮"},{"authorName":"菊池正纪","id":"72aa805e-b912-40e3-ac6e-75f38db5f12f","originalAuthorName":"菊池正纪"}],"doi":"10.3969/j.issn.1007-2330.2009.02.001","fpage":"1","id":"5b97ddb9-6bb6-4c88-96dd-987879cd407a","issue":"2","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":"6dfd52ff-1fea-4703-bdab-6eabfb72969c","keyword":"模态混合度","originalKeyword":"模态混合度"},{"id":"572720de-bdaf-486f-8fd3-920e37759aed","keyword":"应变能释放率","originalKeyword":"应变能释放率"},{"id":"03e3744d-9012-478b-86cf-c7d572d874a9","keyword":"界面结合强度","originalKeyword":"界面结合强度"},{"id":"f0663822-c64d-470e-b76e-afb1944eb5c8","keyword":"复合材料分层","originalKeyword":"复合材料分层"},{"id":"97d95c08-93f1-4acf-8894-032366bc75ca","keyword":"虚裂纹闭合方法","originalKeyword":"虚裂纹闭合方法"}],"language":"zh","publisherId":"yhclgy200902001","title":"复合材料界面模态混合度研究","volume":"39","year":"2009"},{"abstractinfo":"对于界面断裂的三维编织CMC,其断裂混合度Ψ对材料的断裂韧性影响显著.尽管由于一个不确定的参量--断裂特征长度,界面断裂混合度几乎难以确定,但是与界面断裂混合度相关的裂纹尖端断裂混合度Ψtip可以唯一确定.这样,就可以用裂纹尖端断裂混合度Ψtip研究三维编织CMC的断裂韧性.本文通过数值方法分析了倾斜角度、界面层厚度与混合度的关系,进一步研究了三维编织CMC的裂纹扩展路径对于裂尖混合度的影响,为材料断裂韧性的优化设计提供了依据.","authors":[{"authorName":"陶亮","id":"25519b48-fcd5-4820-83e5-49e33d5aa4e8","originalAuthorName":"陶亮"},{"authorName":"矫桂琼","id":"2ace691b-8977-46b3-af7e-1fd02fde2093","originalAuthorName":"矫桂琼"},{"authorName":"王波","id":"c0e59639-e0be-41d8-be42-6a47aa81eb61","originalAuthorName":"王波"}],"doi":"10.3321/j.issn:1000-3851.2003.05.023","fpage":"130","id":"4cff76ee-5351-4c7a-9ab0-5a0bbb7b4f23","issue":"5","journal":{"abbrevTitle":"FHCLXB","coverImgSrc":"journal/img/cover/FHCLXB.jpg","id":"26","issnPpub":"1000-3851","publisherId":"FHCLXB","title":"复合材料学报"},"keywords":[{"id":"41e6ddff-01f8-4f0d-b178-1f4af28c6f6e","keyword":"断裂韧性","originalKeyword":"断裂韧性"},{"id":"f5f71d4c-ed7b-4730-a477-e7708d92bee1","keyword":"编织角","originalKeyword":"编织角"},{"id":"13bc4b1e-c52c-477e-bffa-c2834c6abd4e","keyword":"界面相","originalKeyword":"界面相"},{"id":"d879bd80-7fa7-469c-8b7a-a296c5bb5ce3","keyword":"裂尖混合度","originalKeyword":"裂尖混合度"},{"id":"766109f0-0cd2-49ff-b2af-7e33bb9d59eb","keyword":"三维编织CMC","originalKeyword":"三维编织CMC"}],"language":"zh","publisherId":"fhclxb200305023","title":"考虑界面过渡层的编织CMC裂尖混合度的研究","volume":"20","year":"2003"},{"abstractinfo":"按照GB/T 1548-2004用粘度法测试电工用绝缘纸/纸板的聚合度,考察了空气、浆浓等因素对纸/纸板聚合度测试结果的影响,并在最佳条件下对粘度法测量纸/纸板纤维聚合度进行了实际应用.结果表明,粘度法测试绝缘纸/纸板的聚合度有望用于实际判定油纸绝缘系统的老化程度.","authors":[{"authorName":"宋玉侠","id":"9520d55b-b94c-424f-8082-72f34210e411","originalAuthorName":"宋玉侠"},{"authorName":"罗传勇","id":"23bc27b2-76d3-41b6-a211-e5bb859473f6","originalAuthorName":"罗传勇"},{"authorName":"阎雪梅","id":"86ae6a55-8e6d-461b-a05a-7d8bca2ba661","originalAuthorName":"阎雪梅"},{"authorName":"于龙英","id":"93d274ca-b760-4e7a-a147-3717b48f8ca0","originalAuthorName":"于龙英"},{"authorName":"马林泉","id":"e7f92a35-1692-423f-80db-bd466a5d8a29","originalAuthorName":"马林泉"}],"doi":"10.3969/j.issn.1009-9239.2012.01.017","fpage":"65","id":"5ab14662-6108-4c0f-819a-3645b5b91562","issue":"1","journal":{"abbrevTitle":"JYCL","coverImgSrc":"journal/img/cover/JYCL.jpg","id":"50","issnPpub":"1009-9239","publisherId":"JYCL","title":"绝缘材料"},"keywords":[{"id":"9bea9b1b-3702-4433-a758-afa865b3696e","keyword":"粘度法","originalKeyword":"粘度法"},{"id":"62b2ce31-d4b1-4e09-be96-84cee171512e","keyword":"纸/纸板","originalKeyword":"纸/纸板"},{"id":"fa494753-a773-416f-a85d-1e25a21a472c","keyword":"聚合度","originalKeyword":"聚合度"},{"id":"2421399e-0e19-4e3a-b73e-001ffbd2d789","keyword":"影响因素","originalKeyword":"影响因素"},{"id":"f7946cfb-a928-4ff4-88bd-4bc1454a4135","keyword":"应用","originalKeyword":"应用"}],"language":"zh","publisherId":"jycltx201201017","title":"粘度法测定电工用纸/纸板聚合度的研究及应用","volume":"45","year":"2012"},{"abstractinfo":"平均分子量和分子量分布是决定聚合产品质量的一个重要指标,而聚合度分布函数直接描述聚合产品的分子量分布情况,因此,研究聚合度分布函数具有重要的理论意义和实际意义.文中以聚合机理为主线,首先推导瞬时数基聚合度分布函数(fn(j))的一般式,依据累积数基聚合度分布函数(Fn(j))与fn(j)的关系则可求出Fn(j)的表达式;依据瞬时重基聚合度分布函数(fw(j))与fn(j)的关系可求出fw(j)的表达式;进而可依据累积重基聚合度分布函数(Fw(j))与fw(j)的关系可求出Fw(j)的表达式.最后,根据反应机理推导出不同聚合反应的聚合度分布函数的具体表达式.","authors":[{"authorName":"赵文杰","id":"8aa8fa02-dc97-4ee5-9b2a-e7309b6f9c8d","originalAuthorName":"赵文杰"},{"authorName":"张会轩","id":"8bf27f7c-1156-4487-8952-156a8c6d45a7","originalAuthorName":"张会轩"}],"doi":"","fpage":"186","id":"813860d2-fe24-4ea0-a3a3-1e216905f512","issue":"8","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"aa6e4ba1-b707-4183-9670-f62e415efad6","keyword":"聚合机理","originalKeyword":"聚合机理"},{"id":"c2fac46b-077c-4926-b236-2f534eb096b1","keyword":"聚合度分布函数","originalKeyword":"聚合度分布函数"},{"id":"8186cc51-e62c-4be6-bcc1-e394cf4c5cd8","keyword":"公式","originalKeyword":"公式"},{"id":"e1103a97-8278-4aed-82b1-592f91577df4","keyword":"讨论","originalKeyword":"讨论"}],"language":"zh","publisherId":"gfzclkxygc201308044","title":"不同聚合机理的“聚合度分布函数”公式的分析讨论","volume":"29","year":"2013"},{"abstractinfo":"自由基聚合的数均聚合度方程及相关参数的测定是教学的重点和难点.高分子合成中,分子量的控制对聚合物的性能又至关重要.文中由数均聚合度的定义出发,引用动力学链长、链转移常数和终止几率的概念,推导出普遍适用的自由基聚合的数均聚合度方程.由此方程导出各种链转移常数和偶合及歧化终止几率的测定方法,给出动力学链长v的测定方法.推出一个动力学链由偶合终止、歧化终止和向单体、引发剂、溶剂或链转移剂l转移生成大分子的数目及各种方式形成大分子的几率.提出聚合度的控制方法.","authors":[{"authorName":"赵殊","id":"2670b73a-de68-4c52-a669-cd9f3fbadf43","originalAuthorName":"赵殊"}],"doi":"","fpage":"120","id":"5ba6adfa-5b9e-43a4-b232-69f28a71c707","issue":"2","journal":{"abbrevTitle":"GFZCLKXYGC","coverImgSrc":"journal/img/cover/GFZCLKXYGC.jpg","id":"31","issnPpub":"1000-7555","publisherId":"GFZCLKXYGC","title":"高分子材料科学与工程"},"keywords":[{"id":"926b3685-ad74-4b12-bf38-acae762d50a4","keyword":"自由基聚合","originalKeyword":"自由基聚合"},{"id":"912359dc-f318-4410-aff4-77a680768b82","keyword":"数均聚合度","originalKeyword":"数均聚合度"},{"id":"9653089b-1b79-4939-a80e-70b6b3131221","keyword":"动力学链长","originalKeyword":"动力学链长"},{"id":"11d848d6-a05f-451d-aed8-e1b079d90764","keyword":"链转移常数","originalKeyword":"链转移常数"},{"id":"fb58b49c-d6f7-427d-ae5a-e170b44f55b8","keyword":"偶合终止几率","originalKeyword":"偶合终止几率"},{"id":"e8fdef79-94a1-45c0-a9f0-e0c086d97ea5","keyword":"歧化终止几率","originalKeyword":"歧化终止几率"}],"language":"zh","publisherId":"gfzclkxygc201302030","title":"自由基聚合的数均聚合度方程及其应用","volume":"29","year":"2013"},{"abstractinfo":"聚合度作为一个重要影响因素对聚磷酸钙的性能必然产生影响. 采用磷酸二氢钙作为原料, 在不同聚合温度下制备了聚磷酸钙. 采用31P核磁共振波谱测定聚磷酸钙的聚合度, 评价聚合温度对聚合度及结构的影响, 结合磷酸二氢钙差示扫描量热?热失重分析结果, 提出了磷酸二氢钙缩聚反应的机理. 结果表明, 磷酸二氢钙缩聚产物以聚磷酸钙为主, 当聚合温度低于1000℃时, 升高聚合温度有利于聚合度的增大, 1000℃以上则反之; 此外, 升高聚合温度促进环状结构(偏磷酸钙)的生成, 其含量随聚合温度的升高而增大且1000℃以上增幅较大.","authors":[{"authorName":"吴航","id":"b8fa82ed-eaa6-45d0-8555-387dd308bb59","originalAuthorName":"吴航"},{"authorName":"张丽芳","id":"12a6cb7a-30ef-44ca-b881-13f958063b03","originalAuthorName":"张丽芳"},{"authorName":"白威","id":"ecb8643d-ccf1-4a54-aec6-a387afdb36c2","originalAuthorName":"白威"},{"authorName":"马驰","id":"506e0147-2fe4-45ff-b2b5-b6fa6f2c8675","originalAuthorName":"马驰"},{"authorName":"熊成东","id":"a88e9913-5451-41f5-bcbf-70bcedbcf09a","originalAuthorName":"熊成东"}],"categoryName":"|","doi":"10.3724/SP.J.1077.2012.00174","fpage":"174","id":"934e77f2-c646-46eb-b66c-0008de567e82","issue":"2","journal":{"abbrevTitle":"WJCLXB","coverImgSrc":"journal/img/cover/WJCLXB.jpg","id":"62","issnPpub":"1000-324X","publisherId":"WJCLXB","title":"无机材料学报"},"keywords":[{"id":"bea972bf-7a55-4618-b9f2-6ca26e6af19f","keyword":"生物陶瓷","originalKeyword":"生物陶瓷"},{"id":"561b2588-275e-4c95-b032-6d570bb10527","keyword":" calcium polyphosphate (CPP)","originalKeyword":" calcium polyphosphate (CPP)"},{"id":"89ba021f-097e-4433-bec9-c3ab487358a4","keyword":" polymerization degree","originalKeyword":" polymerization degree"},{"id":"7d1ecc19-4781-4151-8ba7-65491747db90","keyword":" polymerization temperature","originalKeyword":" polymerization temperature"}],"language":"zh","publisherId":"1000-324X_2012_2_4","title":"聚合温度对聚磷酸钙聚合度及结构的影响","volume":"27","year":"2012"},{"abstractinfo":"聚合度作为一个重要影响因素对聚磷酸钙的性能必然产生影响.采用磷酸二氢钙作为原料,在不同聚合温度下制备了聚磷酸钙.采用31p核磁共振波谱测定聚磷酸钙的聚合度,评价聚合温度对聚合度及结构的影响,结合磷酸二氢钙差示扫描量热-热失重分析结果,提出了磷酸二氢钙缩聚反应的机理.结果表明,磷酸二氢钙缩聚产物以聚磷酸钙为主,当聚合温度低于1000℃时,升高聚合温度有利于聚合度的增大,1000℃以上则反之;此外,升高聚合温度促进环状结构(偏磷酸钙)的生成,其含量随聚合温度的升高而增大且1000℃以上增幅较大.","authors":[{"authorName":"吴航","id":"bf1d52cc-e202-4c67-84aa-d7c2481fef38","originalAuthorName":"吴航"},{"authorName":"张丽芳","id":"99e51b2e-c7b6-4a75-876b-14bc1ca020cc","originalAuthorName":"张丽芳"},{"authorName":"白威","id":"e88391d3-582b-452c-9902-01d3c6c3bc8f","originalAuthorName":"白威"},{"authorName":"马驰","id":"9d1a6afe-b7b6-4e1c-bd2e-8e56d58af625","originalAuthorName":"马驰"},{"authorName":"熊成东","id":"6afa6897-ee4b-411e-a705-79d1fe0a9298","originalAuthorName":"熊成东"}],"doi":"10.3724/SP.J.1077.2012.00174","fpage":"174","id":"3a3df099-dca1-4f78-9962-b17f7e74ede0","issue":"2","journal":{"abbrevTitle":"WJCLXB","coverImgSrc":"journal/img/cover/WJCLXB.jpg","id":"62","issnPpub":"1000-324X","publisherId":"WJCLXB","title":"无机材料学报"},"keywords":[{"id":"5270fbc8-3cae-4b36-885d-5d1fa5458fde","keyword":"生物陶瓷","originalKeyword":"生物陶瓷"},{"id":"7674f2ea-6847-4c1e-84b2-934f421ffc9f","keyword":"聚磷酸钙(CPP)","originalKeyword":"聚磷酸钙(CPP)"},{"id":"d5550108-e945-41c7-af0e-def28ee1b4e9","keyword":"聚合度","originalKeyword":"聚合度"},{"id":"76d0ad8b-0ab0-4904-93ae-31933762c175","keyword":"聚合温度","originalKeyword":"聚合温度"}],"language":"zh","publisherId":"wjclxb201202011","title":"聚合温度对聚磷酸钙聚合度及结构的影响","volume":"27","year":"2012"},{"abstractinfo":"为制备适用于干压成型的氧化铝造粒粉,研究了PEG聚合度对氧化铝造粒粉微观形貌、流动性和松装密度的影响.结果表明PEG的聚合度对氧化铝浆料粘度影响显著,PEG2000-6000是较为理想的粘结剂选择,造粒粉的流动性与环境温度及湿度相关.采用正交实验设计,以造粒粉的流动性和松装密度为评价指标,对PEG聚合度、粘结剂添加量和固含量进行了优选,其影响顺序为PEG聚合度>固含量>粘结剂添加量.以优选参数PEG6000、添加量为4wt%、固含量为80wt%,制备了性能优良的氧化铝喷雾造粒粉.","authors":[{"authorName":"胡文远","id":"b2d4a9f3-2c14-4d26-8955-c8ccae28a3c4","originalAuthorName":"胡文远"},{"authorName":"周锐","id":"aeed97ee-ce14-49e5-89ff-6a4b9ee7fee1","originalAuthorName":"周锐"},{"authorName":"黄晓军","id":"e6fb37aa-a025-4132-b9a9-08d4f47b77da","originalAuthorName":"黄晓军"},{"authorName":"雷杨俊","id":"a6345a0d-03e8-4796-8d73-9aeea6cc4dc7","originalAuthorName":"雷杨俊"},{"authorName":"杨定明","id":"ba32929a-7cef-45d3-a415-24cc816c4a00","originalAuthorName":"杨定明"}],"doi":"","fpage":"815","id":"7fb7e0aa-160a-4c1f-a089-eb22299afa84","issue":"3","journal":{"abbrevTitle":"RGJTXB","coverImgSrc":"journal/img/cover/RGJTXB.jpg","id":"57","issnPpub":"1000-985X","publisherId":"RGJTXB","title":"人工晶体学报"},"keywords":[{"id":"602ac34b-2ad0-422a-8a6b-ca4610504c21","keyword":"聚乙二醇","originalKeyword":"聚乙二醇"},{"id":"d6d1cf21-bcb8-4bfb-82af-1b741ebb8344","keyword":"氧化铝","originalKeyword":"氧化铝"},{"id":"53339c22-d883-4fb1-bca4-1786b7cf1389","keyword":"喷雾造粒","originalKeyword":"喷雾造粒"},{"id":"9b35ef55-7b50-43b8-bb84-f934215a3861","keyword":"流动性","originalKeyword":"流动性"}],"language":"zh","publisherId":"rgjtxb98201603043","title":"PEG聚合度对氧化铝造粒粉的性能影响","volume":"45","year":"2016"},{"abstractinfo":"以不同聚合度的聚乙二醇(PEG)为分散剂,采用沉淀法制备氢氧化铝胶体,胶体经800~1100℃高温煅烧得到纳米氧化铝粉体.对粉体进行了颗粒分布、XRD谱、HRTEM形貌及电子衍射等分析.结果表明分散剂(PEG)的聚合度对纳米氧化铝的粒度分布有着重要的影响.当用PEG2000作分散剂时制备出的粉体颗粒细而均匀,平均粒径为25nm,无明显团聚与颗粒长大现象;经1000℃/2h煅烧已完全转化为α-Al2O3.文章对不同聚合度的分散剂的分散机理进行了讨论.","authors":[{"authorName":"顾峰","id":"4c162e25-c489-45b9-bed1-38e75d22b6f6","originalAuthorName":"顾峰"},{"authorName":"沈悦","id":"950f5ebc-6b4e-4d1a-ba52-84ce37d12f04","originalAuthorName":"沈悦"},{"authorName":"徐超","id":"895c9692-ea3c-47ec-9ef9-2777927b8e11","originalAuthorName":"徐超"},{"authorName":"夏义本","id":"238e7298-5057-4b51-8c14-438e463a7c46","originalAuthorName":"夏义本"},{"authorName":"张建成","id":"65d748f0-9f46-4546-8b4a-6842041155be","originalAuthorName":"张建成"}],"doi":"","fpage":"318","id":"e1aa82c0-21ca-4c0e-9394-589095b231a2","issue":"2","journal":{"abbrevTitle":"GNCL","coverImgSrc":"journal/img/cover/GNCL.jpg","id":"33","issnPpub":"1001-9731","publisherId":"GNCL","title":"功能材料"},"keywords":[{"id":"4d48759a-34a3-4d30-ae2b-bcede6762e2a","keyword":"氢氧化铝胶体","originalKeyword":"氢氧化铝胶体"},{"id":"1c0c5d61-70c9-4725-bcca-7404a81d2fe6","keyword":"纳米氧化铝","originalKeyword":"纳米氧化铝"},{"id":"c743c214-9f37-48de-b41d-45704e24c0d6","keyword":"分散剂","originalKeyword":"分散剂"},{"id":"6c158f79-4d78-4d68-b83a-e75402792ea4","keyword":"聚合度","originalKeyword":"聚合度"}],"language":"zh","publisherId":"gncl200502049","title":"分散剂聚合度对纳米氧化铝粉体特性的影响","volume":"36","year":"2005"}],"totalpage":1026,"totalrecord":10252}