{"currentpage":1,"firstResult":0,"maxresult":10,"pagecode":5,"pageindex":{"endPagecode":5,"startPagecode":1},"records":[{"abstractinfo":"以反-1,2-二苯乙烯、叔丁基二甲基氯硅烷和溴代二甘醇单甲醚为原料,经保护、醚化、去保护、取代等反应合成了一种新的手性多齿配体(1R,2R)-1,2-二苯基-2-(2-甲氧基乙氧基)乙氧基乙基-2-吡啶甲酸酯,并通过NMR、LCMS和元素分析测试技术对目标化合物的结构进行了表征.","authors":[{"authorName":"姜艳","id":"db5cbb90-0266-477b-b881-a71e067f9bd4","originalAuthorName":"姜艳"},{"authorName":"","id":"3827e6b5-9324-4aab-91bc-d8eb2f285a1c","originalAuthorName":"张春仙"},{"authorName":"孙小强","id":"739350b2-6d4d-4fd1-a0a8-966084458044","originalAuthorName":"孙小强"},{"authorName":"席海涛","id":"dbd8c5b8-d3f2-4e2f-b1a1-5286ac3049ee","originalAuthorName":"席海涛"},{"authorName":"孟启","id":"a6ac8f99-ae78-4370-9684-d47880c1b0ce","originalAuthorName":"孟启"},{"authorName":"汪信","id":"ec4e2dd2-f90d-4e0a-a60a-6d720ec49143","originalAuthorName":"汪信"}],"doi":"10.3969/j.issn.1000-0518.2008.09.029","fpage":"1122","id":"67e4abeb-fc56-4035-9efb-dedbd6a7085b","issue":"9","journal":{"abbrevTitle":"YYHX","coverImgSrc":"journal/img/cover/YYHX.jpg","id":"73","issnPpub":"1000-0518","publisherId":"YYHX","title":"应用化学"},"keywords":[{"id":"dd94f81f-9371-40ee-8673-d3ad5ed2ad70","keyword":"反-二苯乙烯","originalKeyword":"反-二苯乙烯"},{"id":"0cedf084-e43f-4bce-a516-83601dd61e8b","keyword":"叔丁基二甲基氯硅烷","originalKeyword":"叔丁基二甲基氯硅烷"},{"id":"e00ecb2a-f7a8-436e-99a8-850a4fc87797","keyword":"(1R,2R)-二苯基乙二醇","originalKeyword":"(1R,2R)-二苯基乙二醇"},{"id":"12edd2cc-625b-4d76-b69a-79469d10be0e","keyword":"手性多齿配体","originalKeyword":"手性多齿配体"}],"language":"zh","publisherId":"yyhx200809029","title":"一种新的手性多齿配体的合成","volume":"25","year":"2008"},{"abstractinfo":"利用SEM对独角鞘翅的微结构进行了观测,并借助纳米压痕仪测试分析了鞘翅的纳米力学性能.SEM试验表明独角鞘翅是一种具有拱形空腔的中空轻质生物复合材料,其断面占空比为26.36%.鞘翅由外表皮和内表皮构成,而内表皮又通过11~12层纤维层采用45°角正交叠加铺设,层间辅以许多微纤维丝交叉连接方式编织在一起,形成层合板结构.试验测得鞘翅外表皮纳米力学性能分别为:硬度(0.28±0.13) GPa,弹性模量(5.62±1.21) GPa,接触刚度(1.67±0.14)×104 N/m.其纳米力学性能呈现拓扑分布规律,由头部至尾部区域有增大趋势.试验测试结果为后续研究中设计一种基于独角鞘翅的新型轻质仿生结构提供了仿生学模型和理论参考.","authors":[{"authorName":"杨志贤","id":"04688858-bb0b-46c9-a628-23f0c50504b0","originalAuthorName":"杨志贤"},{"authorName":"许迪初","id":"4f78738b-6fdb-439a-a642-18d2c5fcaf18","originalAuthorName":"许迪初"},{"authorName":"骆利芹","id":"d5565a36-4d35-42a1-91b4-d703dab6a110","originalAuthorName":"骆利芹"},{"authorName":"戴振东","id":"7351d96c-39e0-4cc8-bb2e-2246b5aec7d5","originalAuthorName":"戴振东"},{"authorName":"郭策","id":"a7e073c8-3ec2-475c-aa95-b58ebb815d86","originalAuthorName":"郭策"}],"doi":"","fpage":"257","id":"bc293ce2-042d-49b4-aff4-a35873799276","issue":"1","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":"c1fc9102-7170-4105-8058-6d7d0af9789b","keyword":"独角","originalKeyword":"独角仙"},{"id":"3dc58ed7-5d67-476f-9fd2-bc0fd97279a5","keyword":"鞘翅","originalKeyword":"鞘翅"},{"id":"2d025b70-d495-4018-be27-ef5bcd84ed21","keyword":"微结构","originalKeyword":"微结构"},{"id":"0c13fc17-a3ac-415c-a957-f0ed28302ec4","keyword":"中空轻质结构","originalKeyword":"中空轻质结构"},{"id":"0f7fd9a5-004d-4cea-91c1-6e2f9acadcb9","keyword":"纳米力学性能","originalKeyword":"纳米力学性能"}],"language":"zh","publisherId":"fhclxb201301037","title":"独角鞘翅微结构及其纳米力学性能","volume":"30","year":"2013"},{"abstractinfo":"采用Chiralpak IC手性柱(250 mm×4.6 mm,5 μm),建立了正相高效液相色谱测定板蓝根中表告依(R-告依)和告依(S-告依)含量的方法.考察了流动相组成、流速和柱温对分离度的影响.经优化后的实验条件:以正己烷-异丙醇(体积比为90∶10)为流动相,流速为0.8 mL/min;检测波长为245 nm,柱温为20 ℃.在此优化条件下,表告依和告依春分离度为3.4,检出限为2.0 mg/L,在0.02~2.0 g/L 范围内有良好的线性关系,平均回收率为101% ,相对标准偏差(RSD)小于3.0%(n=6).本方法可将具有抗病毒活性的表告依与其对映体告依基线分离并测定,专属性强,能有效控制板蓝根的质量.","authors":[{"authorName":"聂黎行","id":"fee7f0b1-4bfd-4c4e-9d65-d7f03c2a918a","originalAuthorName":"聂黎行"},{"authorName":"王钢力","id":"ee281225-e77f-4477-a486-a098ca91b1db","originalAuthorName":"王钢力"},{"authorName":"戴忠","id":"813e1426-d061-4e41-9723-d75cfa16968e","originalAuthorName":"戴忠"},{"authorName":"林瑞超","id":"3034f33a-eaf2-4665-8751-f5ef70c65379","originalAuthorName":"林瑞超"}],"doi":"10.3724/SP.J.1123.2010.01001","fpage":"1001","id":"32355b8f-ccce-4726-b210-eaacc0917986","issue":"10","journal":{"abbrevTitle":"SP","coverImgSrc":"journal/img/cover/SP.jpg","id":"58","issnPpub":"1000-8713","publisherId":"SP","title":"色谱 "},"keywords":[{"id":"5c41c71f-d053-43ba-8aa9-32ad96d3cca4","keyword":"手性高效液相色谱法","originalKeyword":"手性高效液相色谱法"},{"id":"e26a591e-56ec-4bb4-acfd-5d5f7ad919ea","keyword":"表告依(R-告依)","originalKeyword":"表告依春(R-告依春)"},{"id":"1e32ab35-876b-46d9-9898-47fb5c40d701","keyword":"告依(S-告依)","originalKeyword":"告依春(S-告依春)"},{"id":"8c1b4600-8fac-47f6-98f6-6670e2a0daa9","keyword":"板蓝根","originalKeyword":"板蓝根"}],"language":"zh","publisherId":"sp201010018","title":"手性高效液相色谱法测定板蓝根中表告依和告依含量","volume":"28","year":"2010"},{"abstractinfo":"利用铱催化高碘酸钾氧化丽红G(PG)的褪色反应,建立了测定痕量铱的催化动力学光度法.在硫酸介质和90℃加热15min的条件下,于500nm波长处,采用固定时间法测定丽红G吸收值的降低.Ir(Ⅳ)的浓度在0~1.0μg/25mL范围内与催化反应的速率有良好的线性关系,检出限为1 81 ×10 mg/mL.对0.3μg/25mLIr(Ⅳ)测定的相对标准偏差为1.61%(n=11).体系至少稳定3.5h.考察了40多种共存离子的影响,大多数常见离子不干扰,方法有较好的选择性.催化反应对Ir(Ⅳ)和丽红G均为一级反应,催化反应的表观活化能为103.66kJ/mol.用于冶金产品及岩矿中铱的测定,结果与推荐值十分吻合.","authors":[{"authorName":"侯能邦","id":"92c62fdf-fec8-4163-aad2-9ed54b7fdce6","originalAuthorName":"侯能邦"},{"authorName":"李祖碧","id":"c4dacfbe-4824-4cbe-a844-91a76be4f69c","originalAuthorName":"李祖碧"},{"authorName":"李崇宁","id":"f7a10f8c-895c-486c-ad99-2b32db2c7164","originalAuthorName":"李崇宁"},{"authorName":"王加林","id":"6d15967f-b1aa-492c-9003-5900696277f5","originalAuthorName":"王加林"},{"authorName":"曹秋娥","id":"b89522cc-6338-40b9-bb28-a8fc73f09d40","originalAuthorName":"曹秋娥"}],"doi":"10.3969/j.issn.1000-7571.2002.05.006","fpage":"17","id":"cf8ee9a7-e782-4fcb-866c-e15d9126e60f","issue":"5","journal":{"abbrevTitle":"YJFX","coverImgSrc":"journal/img/cover/YJFX.jpg","id":"71","issnPpub":"1000-7571","publisherId":"YJFX","title":"冶金分析 "},"keywords":[{"id":"3c381e65-e813-4912-b9c8-15299a341a75","keyword":"铱","originalKeyword":"铱"},{"id":"90683ee6-f835-43a8-b573-bc0be1641329","keyword":"丽红G","originalKeyword":"丽春红G"},{"id":"a2a57fdf-fa6d-4d5d-bc97-967b1b2de292","keyword":"高碘酸钾","originalKeyword":"高碘酸钾"},{"id":"4ffcfe3c-3af4-41cd-ae8f-447d4f037585","keyword":"催化光度法","originalKeyword":"催化光度法"}],"language":"zh","publisherId":"yjfx200205006","title":"高碘酸钾氧化丽红G催化光度法测定铱","volume":"22","year":"2002"},{"abstractinfo":"在对轧制时钢管的温降原因进行分析的基础上,给出一种定减温降计算模型,该模型考虑了辐射、接触传导、内部传导对温度的影响.通过对轧制实验测定得到钢管的温降数据与此模型实例计算的结果进行对比分析,表明该模型比较准确,能够满足生产实际的要求,可用于自动控制系统中定减温降的计算,从而为控制系统比较准确地对轧机进行设定及调整提供依据.","authors":[{"authorName":"付国忠","id":"2df6a851-8f47-4b56-8f72-ddb7bbbcfe8c","originalAuthorName":"付国忠"},{"authorName":"刘建平","id":"7bbce9ac-9a32-45eb-96fd-189eee9a7fcf","originalAuthorName":"刘建平"},{"authorName":"赵晓峰","id":"447ac541-0f77-4dc8-b74d-90d05019a5dc","originalAuthorName":"赵晓峰"},{"authorName":"刘建明","id":"dab886da-88c3-485b-acd8-36bdef7ca181","originalAuthorName":"刘建明"},{"authorName":"吕庆功","id":"ca75c975-aa2d-40d9-a1bc-e6c2a6290dd3","originalAuthorName":"吕庆功"},{"authorName":"彭龙洲","id":"191fb78f-9fa7-4ff8-bd3d-f5d577b2254b","originalAuthorName":"彭龙洲"}],"doi":"","fpage":"51","id":"f9f1b624-57cd-4daa-8c3b-87273c5da7af","issue":"12","journal":{"abbrevTitle":"GT","coverImgSrc":"journal/img/cover/GT.jpg","id":"27","issnPpub":"0449-749X","publisherId":"GT","title":"钢铁"},"keywords":[{"id":"86dbadc0-1405-4493-8908-e33b69ac127a","keyword":"定减","originalKeyword":"定张减"},{"id":"9e7152eb-09a1-44ea-a2de-6bbe76d243e5","keyword":"温降","originalKeyword":"温降"},{"id":"5b41b920-ede8-4551-8e68-3e12ea48cca0","keyword":"模型","originalKeyword":"模型"}],"language":"zh","publisherId":"gt200412013","title":"定减温降计算模型","volume":"39","year":"2004"},{"abstractinfo":"通过对高压输电用耐线夹及夹持导线的宏观形貌、化学成分、腐蚀产物进行分析,探讨了该线夹腐蚀失效的原因.结果表明:该线夹在压接时即存在铝线断股现象,服役过程中使酸性雨水更易进入到压接管内部,对线夹与钢芯铝绞线结合面进行腐蚀生成腐蚀产物,导致耐线夹电阻增大;随着腐蚀的进行,线夹电阻不断增大,其温度也随之升高;当温度超过临界温度时,热平衡状态被打破,最终线夹过热,导致高温烧损失效;应加强线夹压接管位置的红外测温监控,及时更换温度明显异常的压接管.","authors":[{"authorName":"王若民","id":"67613948-e11f-48e5-825a-945647e34637","originalAuthorName":"王若民"},{"authorName":"詹马骥","id":"c5bfcec7-5a00-4e3d-b8c3-cc8ae36b1c5e","originalAuthorName":"詹马骥"},{"authorName":"季坤","id":"fad04bbc-1535-4f0d-b2d0-e0a6c3cd18b9","originalAuthorName":"季坤"},{"authorName":"严波","id":"5762aad4-1316-4f1b-a398-6bef540edc39","originalAuthorName":"严波"},{"authorName":"王夫成","id":"293d7a45-367c-4e72-b1e8-54671748e326","originalAuthorName":"王夫成"},{"authorName":"杜晓东","id":"34fa50d8-c180-4b94-bef4-334bb0b32a93","originalAuthorName":"杜晓东"}],"doi":"10.11973/jxgccl201703023","fpage":"112","id":"70c96a82-1183-4792-9903-a2d3f429c779","issue":"3","journal":{"abbrevTitle":"JXGCCL","coverImgSrc":"journal/img/cover/JXGCCL.jpg","id":"45","issnPpub":"1000-3738","publisherId":"JXGCCL","title":"机械工程材料"},"keywords":[{"id":"ba9620cc-12e4-4c4a-8ed2-dabf99baee9b","keyword":"耐线夹","originalKeyword":"耐张线夹"},{"id":"e9262adb-ad1f-42ae-a53f-f8cf601c190c","keyword":"腐蚀","originalKeyword":"腐蚀"},{"id":"b1c65b70-8df7-4c01-b691-fbe881df0505","keyword":"热击穿","originalKeyword":"热击穿"},{"id":"08076d01-a062-4829-9d0a-13eb956fbedd","keyword":"钢芯铝绞线","originalKeyword":"钢芯铝绞线"}],"language":"zh","publisherId":"jxgccl201703024","title":"高压输电用耐线夹失效的原因","volume":"41","year":"2017"},{"abstractinfo":"在90 ℃水浴中,Co2+ 能催化铋酸钠氧化丽红S褪色,据此建立了一种褪色光度法测定Co2+ 的新方法.Co2+在0~50 μg/mL范围内遵守比尔定律,表观摩尔吸光系数为1.814×103 L/(mol*cm),最大吸收波长为520 nm,该方法检出限为0.538 μg/mL.该方法用于测定锡-钴枪黑色合金镀液中钴的含量,结果令人满意.","authors":[{"authorName":"郭振良","id":"584bf7f2-7e7f-4127-ade6-2c272d72dfbf","originalAuthorName":"郭振良"},{"authorName":"唐清华","id":"9ce2a809-b843-4434-8e7c-dac0f58527cb","originalAuthorName":"唐清华"},{"authorName":"牟起娜","id":"d37d8b39-f7ec-454c-a7d0-cf3e62dd6762","originalAuthorName":"牟起娜"},{"authorName":"孙言志","id":"7c0484e8-9cab-4b29-a48b-4bcb2c838cd8","originalAuthorName":"孙言志"}],"doi":"10.3969/j.issn.1004-227X.2005.12.018","fpage":"63","id":"8c6b0946-37e5-47d0-aff4-bf52e1cf4d1a","issue":"12","journal":{"abbrevTitle":"DDYTS","coverImgSrc":"journal/img/cover/DDYTS.jpg","id":"21","issnPpub":"1004-227X","publisherId":"DDYTS","title":"电镀与涂饰 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