{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"利用XRD,SEM,TG-DSC和压汞仪研究了铅粉对砂浆水化性能和微观结构与组成的影响.实验表明,当铅粉掺量较低时,粒度较小的铅粉在砂浆体系中起细集料填充效应,能够改善孔结构,增强砂浆的力学性能.如果铅粉掺量过多则会破坏水泥的水化过程,并且会产生大量的Pb3(CO3)2(OH)2从而导致砂浆的表面结构被破坏,严重影响了砂浆的耐久性.由于铅本身对伽马射线具有优异的屏蔽性能,因此可以增强砂浆的防辐射性能.","authors":[{"authorName":"陆建兵","id":"ded5e2b6-8835-416f-956c-6cf5ac822214","originalAuthorName":"陆建兵"},{"authorName":"张树鹏","id":"f64b4ee3-eb79-4d10-83d4-b4cd20c68e99","originalAuthorName":"张树鹏"},{"authorName":"伊海赫","id":"19985519-5842-471f-bfff-45bf8314556e","originalAuthorName":"伊海赫"},{"authorName":"费爱艳","id":"fc3e8bd5-68b5-438a-a45e-c07cda13fbb6","originalAuthorName":"费爱艳"},{"authorName":"东移","id":"18574db3-448c-4dd7-89a3-ae1b8b06bd06","originalAuthorName":"雷东移"},{"authorName":"李东旭","id":"9a2ad79c-89ab-4a37-9256-50116c7e4a1a","originalAuthorName":"李东旭"}],"doi":"","fpage":"2221","id":"8b5d01e0-1267-49d5-b63b-0056babe5419","issue":"11","journal":{"abbrevTitle":"GSYTB","coverImgSrc":"journal/img/cover/GSYTB.jpg","id":"36","issnPpub":"1001-1625","publisherId":"GSYTB","title":"硅酸盐通报 "},"keywords":[{"id":"c6cc7c92-449a-4639-965d-193f3872d2ae","keyword":"防辐射","originalKeyword":"防辐射"},{"id":"b092b9b5-b4cc-4596-9466-fe0c47382bac","keyword":"铅粉","originalKeyword":"铅粉"},{"id":"b69b8288-49b9-4d9c-84b6-74db24211503","keyword":"水化性能","originalKeyword":"水化性能"},{"id":"6804bb4c-da93-4df1-839d-eb25ead194c8","keyword":"孔结构","originalKeyword":"孔结构"}],"language":"zh","publisherId":"gsytb201311010","title":"铅粉对防辐射砂浆水化性能和微观结构与组成的影响","volume":"32","year":"2013"},{"abstractinfo":"以未经处理的原状脱硫石膏制备石膏基高强胶凝材料,分析了原状脱硫石膏的化学组成、物理性质、颗粒形貌等理化特性.探讨了消化时间对石膏基高强胶凝材料的力学性能的影响,确定了消化时间为18 h的制备工艺参数,测试了材料的力学性能、耐久性能、收缩性能,结果表明:石膏基高强胶凝材料具有良好的力学性能、耐水性、抗冻性和收缩性.利用XRD、扫描电镜、压汞法等分析手段,分析了胶凝材料的反应机理、水化过程、水化产物、孔结构.","authors":[{"authorName":"东移","id":"53184d9f-7d98-4b43-96db-03aba80d5305","originalAuthorName":"雷东移"},{"authorName":"张毅","id":"491462a7-5d04-46a8-ad87-06665277f2e9","originalAuthorName":"张毅"},{"authorName":"李东旭","id":"1d76fdc2-07db-4213-b3ac-b329e892b50c","originalAuthorName":"李东旭"},{"authorName":"张菁燕","id":"df8ef4cc-a4fb-4dd8-9007-494db2cd3acf","originalAuthorName":"张菁燕"}],"doi":"","fpage":"138","id":"eca9ee86-78ce-4a56-8af0-8dfd6358f99d","issue":"20","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"ce0bd1ea-edf7-4500-ab37-58dc9eb3e28a","keyword":"脱硫石膏","originalKeyword":"脱硫石膏"},{"id":"67fe897e-a976-49e0-bb1f-5f76d099ae6a","keyword":"消化时间","originalKeyword":"消化时间"},{"id":"32b86f5b-82dd-41b6-9896-b1070192c5cd","keyword":"力学性能","originalKeyword":"力学性能"},{"id":"860c8498-558e-46a4-8a88-7216c4234ba3","keyword":"收缩性","originalKeyword":"收缩性"},{"id":"43328a4c-6887-4b92-9f60-f68bd6a7ef2b","keyword":"耐水性","originalKeyword":"耐水性"},{"id":"fd1a2b4e-b66a-4c45-bb09-f4ba1008eba4","keyword":"抗冻性","originalKeyword":"抗冻性"},{"id":"d8e642b1-79c1-42d4-8828-29cd412bd248","keyword":"孔结构","originalKeyword":"孔结构"}],"language":"zh","publisherId":"cldb201320036","title":"利用原状脱硫石膏制备石膏基高强胶凝材料的性能研究","volume":"27","year":"2013"},{"abstractinfo":"原状脱硫石膏泡沫混凝土是在自主研发的原状脱硫石膏高强胶凝材料体系的基础上,以 H2 O2为化学发泡剂,同时在催化剂 MnO2的作用下,利用反应后产生的 O2达到自主发泡的目的,并掺入一定量的聚丙烯纤维和稳泡剂硬脂酸钙分别起到增强增韧和稳定气泡的作用。实验研究了不同组分对原状脱硫石膏泡沫混凝土各项性能的影响,包括干密度、抗压强度、导热系数、气孔率、线性收缩率、吸水率等性能,并利用扫描电子显微镜观察了不同发泡剂掺量时孔结构的微观形貌,最终确定了最佳配合比:胶凝材料体系组分为1(所包含组分质量比为:m(原状脱硫石膏)∶m(矿渣)∶m(水泥)∶m(石灰粉)∶m(水玻璃)∶m(减水剂)=60∶31∶9∶6∶0.7∶1.8),发泡剂掺量为2.5%、硬脂酸钙为3.2%、纤维为0.15%、水胶比为0.38,均外掺(质量比)。原状脱硫石膏泡沫混凝土各项性能均满足标准JC/T 266-2011《泡沫混凝土》的相关要求。本研究大大扩大了工业废石膏的应用范围,有效节约了自然资源,具有重要的社会现实意义。","authors":[{"authorName":"东移","id":"672f4cad-d2c7-4c26-af7a-8a4155986c3f","originalAuthorName":"雷东移"},{"authorName":"郭丽萍","id":"80098c43-7fd9-4174-a969-2b8249093d75","originalAuthorName":"郭丽萍"},{"authorName":"孙伟","id":"e7713d39-7884-4779-84f9-384e1f8a0463","originalAuthorName":"孙伟"}],"doi":"10.11896/j.issn.1005-023X.2016.20.026","fpage":"122","id":"6e50cf05-777f-4cd2-803b-027b4d711371","issue":"20","journal":{"abbrevTitle":"CLDB","coverImgSrc":"journal/img/cover/CLDB.jpg","id":"8","issnPpub":"1005-023X","publisherId":"CLDB","title":"材料导报"},"keywords":[{"id":"de16258c-a3cc-4d6b-b82f-3875f28a6bbd","keyword":"原状脱硫石膏","originalKeyword":"原状脱硫石膏"},{"id":"2c032944-90bf-43f4-b892-4c3b22ab9606","keyword":"泡沫混凝土","originalKeyword":"泡沫混凝土"},{"id":"d24601a1-c1ce-4b5d-b3cb-c02c06e4bc1c","keyword":"发泡剂","originalKeyword":"发泡剂"},{"id":"7fcbd15f-e9c5-4f61-91d3-f4e72e686a7f","keyword":"硬脂酸钙","originalKeyword":"硬脂酸钙"},{"id":"6ecbd2c8-a10a-4f3f-b2ac-a233f5b63db2","keyword":"聚丙烯纤维","originalKeyword":"聚丙烯纤维"},{"id":"eaf6e647-495e-47cb-ad15-1e81df9b071e","keyword":"水胶比","originalKeyword":"水胶比"},{"id":"ec05919f-b512-4048-bf24-4965c971a43e","keyword":"孔结构","originalKeyword":"孔结构"}],"language":"zh","publisherId":"cldb201620028","title":"原状脱硫石膏泡沫混凝土的制备与性能研究","volume":"30","year":"2016"},{"abstractinfo":"在旋转蒸发体系中,研究酸金的制备方法,并探索了不同条件下酸金产品的金含量。实验结果表明在105℃下蒸发45 min 为相对最优制备条件;用90℃蒸馏水洗涤90 min 为酸金最佳后续处理条件。","authors":[{"authorName":"王大维","id":"2386af00-2848-4f6d-88c7-856f413d5351","originalAuthorName":"王大维"},{"authorName":"李岩松","id":"d9654b8f-2017-4879-83df-0ca51f7ca825","originalAuthorName":"李岩松"}],"doi":"","fpage":"127","id":"cec5875d-c75c-4651-8f79-5d9a2ff0c406","issue":"z1","journal":{"abbrevTitle":"GJS","coverImgSrc":"journal/img/cover/GJS.jpg","id":"38","issnPpub":"1004-0676","publisherId":"GJS","title":"贵金属"},"keywords":[{"id":"44c405cf-9cd4-4923-80c3-852911bd01df","keyword":"无机化学","originalKeyword":"无机化学"},{"id":"8a9139aa-1cf7-4217-9625-bf738392e292","keyword":"酸金","originalKeyword":"雷酸金"},{"id":"8cac939c-32b9-4d5f-8ee6-7954bc2c31e1","keyword":"金含量","originalKeyword":"金含量"},{"id":"fdb1b20b-51e3-433d-acd1-49e6d94ced07","keyword":"洗涤水","originalKeyword":"洗涤水"},{"id":"58702bd2-3385-4f3e-ac76-53c46e66966e","keyword":"洗涤处理","originalKeyword":"洗涤处理"}],"language":"zh","publisherId":"gjs2013z1026","title":"制备高纯度酸金的工艺研究","volume":"","year":"2013"},{"abstractinfo":"利用MCNPx程序计算了宽能谱中子姆仪的响应曲线. 计算表明, 增加铅层对低能中子的响应没有明显的影响, 但在高能区(几百MeV以上)宽能谱中子姆仪的响应与铅层的厚度有关. 铅层厚度为0.6 cm时响应比普通姆仪提高约3倍, 当铅层厚度增加到1.2 cm时响应高约5倍. 虽然计算结果与ICRP建议书中的H*(10)曲线相比还有一定的差别, 但改变慢化体的结构对提高高能中子的探测效率是有明显效果的.","authors":[{"authorName":"苏有武","id":"b13a53a6-9e3d-478b-aa47-be1279e4bc72","originalAuthorName":"苏有武"},{"authorName":"朱小龙","id":"c4f288a9-88bf-4500-82a9-9e8d80afa250","originalAuthorName":"朱小龙"},{"authorName":"李武元","id":"2eb78d01-91d4-405e-b775-6a5f84375216","originalAuthorName":"李武元"}],"doi":"10.3969/j.issn.1007-4627.2005.02.008","fpage":"198","id":"c12e5d19-4f9b-4747-a56c-01d872bed355","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":"73d0fcfc-edbb-467d-9361-51dde18eb7d5","keyword":"MCNPx","originalKeyword":"MCNPx"},{"id":"c7ffb226-b301-4457-bf52-0778554f43a8","keyword":"高能中子","originalKeyword":"高能中子"},{"id":"259b1325-a1f2-47f5-9744-16330e2531f9","keyword":"姆仪","originalKeyword":"雷姆仪"}],"language":"zh","publisherId":"yzhwlpl200502008","title":"用MCNPx程序计算宽能谱中子姆仪的响应曲线","volume":"22","year":"2005"},{"abstractinfo":"研究了在35 kV输电线路雷电\"易击段\"绝缘子串上并接线路避雷器来提高线路耐水平的方法.建立了雷电波作用下35 kV输电线路电磁暂态仿真计算模型,借助电磁暂态软件(ATP-EMTP)仿真分析了线路避雷器对35 kV输电线路耐水平的影响.计算结果表明,在\"易击段\"架设线路避雷器后.可明显提高35kV输电线路的耐水平,尤其直击导线时,线路避雷器的作用效果更加明显;雷击杆塔塔顶时,杆塔接地电阻是影响35 kV输电线路耐水平的重要因素.最后,仿真估算了不同避雷器架设方案下35 kV输电线路的耐水平.本研究对于平原地区35 kV输电线路的线路防雷具有重要意义.","authors":[{"authorName":"张要强","id":"b29609cd-7c7a-4613-aad8-0b0e780e2067","originalAuthorName":"张要强"},{"authorName":"张帆","id":"0a58b80a-d923-485f-8ba8-df2c40059b17","originalAuthorName":"张帆"}],"doi":"10.3969/j.issn.1009-9239.2008.01.011","fpage":"33","id":"241df99d-a2b3-4e8e-8c05-cbe6200bcb34","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":"ee64f5db-9638-4cda-b3a9-a1dc771ed6f0","keyword":"输电线路","originalKeyword":"输电线路"},{"id":"a6b520df-352c-4acb-bf87-66b94f8823b6","keyword":"杆塔接地电阻","originalKeyword":"杆塔接地电阻"},{"id":"50d1b573-08f7-4603-9285-eb2996f244fc","keyword":"线路型避雷器","originalKeyword":"线路型避雷器"},{"id":"d99c2bae-e251-4776-9bdf-feb7bf5e5c1a","keyword":"耐水平","originalKeyword":"耐雷水平"}],"language":"zh","publisherId":"jycltx200801011","title":"采用线路型避雷器提高35 kV输电线路的耐水平","volume":"41","year":"2008"},{"abstractinfo":"建立了高效离子交换色谱和紫外检测系统快速分离青枯尔氏菌的细菌色谱方法.通过比较青枯尔氏菌悬浮在哌嗪-HCl缓冲体系和双蒸水后的菌体数变化及细胞形态变化,分析该缓冲液对青枯尔氏菌生长活性及细胞表面特性的影响.结果表明,青枯尔氏菌悬浮在乎衡缓冲液、洗脱缓冲液和双蒸水中的菌体数量无明显差异,分别为6.467× 109、6.267× 109和6.233× 109 cfu/mL.透射电镜观察发现,3种溶液处理后,青枯尔氏菌均保持完整的细胞结构研究了缓冲液pH值、流速及菌体细胞浓度对青枯尔氏菌色谱分离效果的影响,确定青枯尔氏菌的最佳色谱分离条件为:缓冲液pH值为8.0,流速为2 mL/min,菌体浓度大于1.0× 108 cfu/mL且小于1.0× 1010cfu/mL.该分离条件缩短了分离时间,提高了分离效率,为快速分离青枯尔氏菌提供了一种有效的手段,同时也为细菌等微生物的分离提供了新途径.","authors":[{"authorName":"郑雪芳","id":"907ee62c-28b3-4325-a2f4-aea6a26488dd","originalAuthorName":"郑雪芳"},{"authorName":"刘波","id":"7b47ae6a-ad67-480c-b51d-b6918a864235","originalAuthorName":"刘波"},{"authorName":"朱育菁","id":"b9952f82-94d5-4c37-be07-402a2792101a","originalAuthorName":"朱育菁"},{"authorName":"陈德局","id":"be26aac8-6ec0-4c4c-a3b6-4b85cdf7b49e","originalAuthorName":"陈德局"}],"doi":"10.3724/SP.J.1123.2016.06044","fpage":"1091","id":"24aac966-5573-476b-962a-6a4211c989ec","issue":"11","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"f0f84c50-e3f7-4689-8ac4-62421666b585","keyword":"高效离子交换色谱","originalKeyword":"高效离子交换色谱"},{"id":"25b2cf27-fc1a-450d-816a-5aaebf69732f","keyword":"分离","originalKeyword":"分离"},{"id":"27393040-9df5-45df-9b69-9af420d98220","keyword":"青枯尔氏菌","originalKeyword":"青枯雷尔氏菌"},{"id":"58f11eb5-6a94-4566-9b66-7779b03dc09b","keyword":"细胞表面特性","originalKeyword":"细胞表面特性"}],"language":"zh","publisherId":"sp201611011","title":"青枯尔氏菌特征菌株高效离子交换色谱快速分离条件的优化","volume":"34","year":"2016"},{"abstractinfo":"提出了坡密子就是质量~2.2 GeV、量子数为IGJPC=0 +2++的张量胶子球的其轨迹. 高能质子-质子弹性散射微分截面的研究表明, 这个猜想与张量胶子球的实验材料完全一致的.","authors":[{"authorName":"马维兴","id":"c36f6671-425b-4546-916d-86d1b38e6ecf","originalAuthorName":"马维兴"},{"authorName":"刘龙章","id":"878166a6-0d97-42c5-b750-1a5404004206","originalAuthorName":"刘龙章"},{"authorName":"周丽娟","id":"14959fca-d206-4012-94f1-6948459acbc4","originalAuthorName":"周丽娟"},{"authorName":"胡朝晖","id":"07098e95-1ee6-48c7-a785-f4b6ac3e3c49","originalAuthorName":"胡朝晖"}],"doi":"10.3969/j.issn.1007-4627.2001.04.021","fpage":"300","id":"bfd174d6-0086-4dcd-b632-70eb7eb4cc51","issue":"4","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":"09b84806-c2e9-4b99-9655-bcec2fd3caa6","keyword":"坡密子","originalKeyword":"坡密子"},{"id":"d0346eda-42b7-45aa-804b-8b646c817c48","keyword":"胶子球","originalKeyword":"胶子球"},{"id":"1e597ceb-49a4-44b4-a7f9-b80eaada16db","keyword":"质子质子散射","originalKeyword":"质子质子散射"},{"id":"e2170242-ef63-42ba-961f-877ed1ce392f","keyword":"量子色动力学","originalKeyword":"量子色动力学"}],"language":"zh","publisherId":"yzhwlpl200104021","title":"现代物理学研究中的一个新的前沿——坡密子是一个其化的张量胶子球","volume":"18","year":"2001"},{"abstractinfo":"对粘质沙氏菌脂肪酶进行了固定化研究,确定硅藻土和环氧树脂Eupergit C是较好的固定化载体. 固定化后酶的热稳定性、 pH稳定性及储存稳定性均明显提高. 以Eupergit C共价固定的脂肪酶,其操作稳定性比硅藻土吸附酶好,重复使用10批次后,剩余酶活力还有50%左右,戊二醛交联对Eupergit C固定化酶稳定性的提高没有明显效果,而硅藻土吸附酶经戊二醛交联后稳定性有所提高,经5批次反应后剩余酶活力还有50%. 使用交联后的硅藻土固定化酶(1 g, 200 U), 在两相搅拌反应器(工作体积200 ml, 甲苯∶水体积比=1)中对地尔硫卓手性前体(±)-反式3-(4'-甲氧苯基)缩水甘油酸甲酯((±)-MPGM)(有机相浓度为0.5 mol/L)进行了催化拆分,经5批次反应后,共得纯(2R,3S)-(-)-MPGM 18.6 g, 产品光学纯度(对映体过量)>99%, 总收率为37.2%.","authors":[{"authorName":"龙章德","id":"e27f653e-6a49-4f94-8274-27364dda5c6e","originalAuthorName":"龙章德"},{"authorName":"许建和","id":"d79acb69-3bfa-4efa-ab4a-b0500b029e42","originalAuthorName":"许建和"},{"authorName":"潘江","id":"034df00c-874d-4d0b-abb5-ebdfd1204e00","originalAuthorName":"潘江"}],"doi":"","fpage":"175","id":"c5ed66b5-b317-4509-bef2-759e9d72248c","issue":"2","journal":{"abbrevTitle":"CHXB","coverImgSrc":"journal/img/cover/CHXB.jpg","id":"18","issnPpub":"0253-9837","publisherId":"CHXB","title":"催化学报 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