ZnMoO4:Eu3+ red phosphors co-doped with Mg2+ and Bi3+were synthesized using a solid-state reaction. X-ray powder dif-fraction, scanning electron microscopy, and
A series of CaFCl:Tb3+ and CaFCl:Tb3+,A+(A=Li, Na and K) nanophosphors were synthesized by the one-step sol-gel method, which were reported for the first time.
海瑞克公司隧道掘进机为全球地下交通和管道系统的发展开辟出新路径.3年前,这家隧道机械化开挖设备的技术和市场领导者就将750系列WAGO-I/O-SYSTEM的PROFlsafel/O模块应用到
采用响应面法优化黑果枸杞蛋白(Lycium ruthenicum protein,LRP)提取最佳工艺,研究黑果枸杞蛋白的抗衰老活性.在单因素试验基础上,以蛋白提取率为响应值,提取时间、提取次数
The red long-lasting phosphorescent (LLP) ofβ-Zn3(PO4)2:Mn2+,Pr3+ material was prepared through combustion and con-ventional solid-state sintering methods. The
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥
The pack cementation was employed to improve the electrochemical corrosion resistance of 304 stainless steel via CeO2- Cr modified Ti coatings. Continuous coati
寄生虫病始终伴随着整个生猪养殖过程,猪体内或多或少都存在着寄生虫,严重威胁着生猪养殖发展,分析寄生虫病发生原因和侵害机理,准确把握寄生虫病防治关键,有效控制和预防寄
Effect of divalent dopants, Zn2+ ion, on the high-order photon avalanche(PA) upconversion(UC) emission of Er3+ doped Bi OCl microcrystals was investigated. XRD
2009年考研政治理论考点,重点,难点解析及强化训练/任汝芬主编.—北京:高等教育出版社,2008.08.—26cm.—ISBN 978-7-04-024249-2:¥35.00 政治学概要/朱光磊编著.—2版.—天津:天津人民出版社,2008.08.—21cm.—(经典教材教参系列).—ISBN 978-7-201-03970-1:¥32.00 领导干部政治学习简明读本/《领导干部政治学习简