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  1. Preparation, magnetic and microwave absorption properties of nanocrystalline strontium ferrite microfibers

  2. 纳米晶锶铁氧体微米纤维的制备、磁性能及微波吸收性能的研究，韦春余，宋福展，本文通过对柠檬酸-凝胶前驱体纤维在850 - 950 C下保温4h的简单焙烧，成功制备出晶粒尺寸在55 - 67 nm间，直径分布于0.2-8.0μm的纳米晶锶铁�

  3. 所属分类：其它

    • 发布日期：2020-02-28
    • 文件大小：498kb
    • 提供者：weixin_38691742

  1. Effect of nitrogen addition on the band gap, core level shift, surface energy, and the threshold field of electron emiss

  2. Effect of nitrogen addition on the band gap, core level shift, surface energy, and the threshold field of electron emission ，卞海蛟，陈小峰，The effect of nitrogen (N) doping on the behavior of field emission, surface energy and the band structure of stronti

  3. 所属分类：其它

    • 发布日期：2020-01-30
    • 文件大小：379kb
    • 提供者：weixin_38623009

  1. Tuning the Structural, Electronic, and Magnetic Properties of Strontium Titanate Through Atomic Design: A Comparison Bet

  2. 用原子设计方法调制SrTiO3的结构、电子性质和磁性：氧缺陷和氮掺杂的比较，廖霞霞，王惠琼，应用基于密度泛函理论的第一性原理计算方法分别对七套SrTiO2.75(氧缺陷)和SrTiO2.75N0.25(氮掺杂)的晶体结构模型进行结构、电子性能和磁性

  3. 所属分类：其它

    • 发布日期：2019-12-29
    • 文件大小：891kb
    • 提供者：weixin_38723753

  1. Silicon Processing for the VLSI Era, Vol. 4_

  2. 集成电路工艺：Deep-submicron process technology Describe such deep-submicron process technology and intended to provide semiconductor engineers and researchers with a comprehensive , state-of-the-art reference about these emerging and leading-edge process.C

  3. 所属分类：电信

    • 发布日期：2019-07-05
    • 文件大小：80mb
    • 提供者：yingjunjun01

  1. 东芝开发出MIS型晶体管栅极绝缘膜积层技术

  2. 东芝开发出了新型栅极绝缘膜积层技术，该技术可适用于16nm级以后LSI用的MIS型晶体管。该技术是一种在高介电率（high-k）栅极绝缘膜及锗（Ge）沟道之间插入“SrGex（Strontium Germanide）”界面层的工艺技术。可同时实现较高的载流子迁移率和栅极绝缘膜积层结构的薄化。 　　此前，MIS型晶体管的通道多用Si材料。但随着晶体管的微细化，因材料本身的限制，很难获得足够的驱动电流。所以，该公司采用了载流子迁移率更高的材料Ge，并对适用于该材料的栅极积层结构进行了开发。此前已知

  3. 所属分类：其它

    • 发布日期：2020-11-08
    • 文件大小：65kb
    • 提供者：weixin_38587155

  1. Research on the High Rydberg States of Strontium by Using Narrow Band Dye Laser

  2. A novel experimental technique based on faraday rotation method, which consists of synchronizing pulsed bitter coil magnet with tunable dye laser, is developed for measurement of high Rydbery members. With this technique we have measured f-values for

  3. 所属分类：其它

  1. Observation of 1S0-3P0 transition of bosonic strontium in the Lamb-Dicke regime

  2. We report experiments on the observation of the 1S0-3P0 transition spectrum of 88Sr in the Lamb-Dicke regime. After going through a two-stage magneto-optical trap (MOT), 88Sr cold atoms with number of about 1 \times 105 and a longitudinal temperature

  3. 所属分类：其它

    • 发布日期：2021-02-23
    • 文件大小：744kb
    • 提供者：weixin_38709466

  1. Monochromic orange emission of Pr3+ ions in phosphate glass

  2. Zinc strontium phosphate glasses doped with different trivalent praseodymium ion (Pr3+) concentrations are presented and their photoluminescence properties are investigated upon 442 nm excitation. With the Pr3t concentration decreasing, the orange em

  3. 所属分类：其它

    • 发布日期：2021-02-13
    • 文件大小：459kb
    • 提供者：weixin_38670065

  1. Intense frequency upconversion fluorescence of Er(3+)/Yb(3+) co-doped lithium-strontium-lead-bismuth glasses

  2. Infrared-to-visible upconversion fluorescence of Er(3+)/Yb(3+) co-doped lithium-strontium-lead-bismuth (LSPB) glasses for developing potential upconversion lasers has been studied under 975-nm excitation. Based on the results of energy transfer effic

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：259kb
    • 提供者：weixin_38661128

  1. Sensitization of Sn2+ on Tb3+ luminescence for deep UV excitation in phosphate glasses

  2. Tb3+ and Sn2+ co-doped strontium phosphate glasses are prepared and their unique photoluminescence (PL) properties for deep UV excitation are investigated. With the co-doped Sn2+ ions, Tb3+ keeps the original PL behaviors under near UV excitation whi

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：621kb
    • 提供者：weixin_38534444

  1. An improved strontium lattice clock with 10 16 level laser frequency stabilization

  2. A clock laser based on a 30-cm-long ultrahigh finesse optical cavity was developed to improve the frequency stability of the Sr optical lattice clock at the National Institute of Metrology. Using this clock laser to probe the spin-polarized Sr87 atom

  3. 所属分类：其它

    • 发布日期：2021-02-04
    • 文件大小：536kb
    • 提供者：weixin_38694674