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  1. The Beginner

  2. Chapter 1 Introduction to Amateur Radio 1 Who Can Become a Ham Radio Operator? 1 New Avenues into Amateur Radio 2 About Amateur Radio 2 A History of Amateur Radio 3 Early pioneers 3 Beginning of amateur radio 5 First licenses for amateur radio opera

  3. 所属分类：iOS

    • 发布日期：2010-08-03
    • 文件大小：2097152
    • 提供者：osoon

  1. Electrochemical hydrodechlorination of 4-chlorobiphenyl in aqueous solution using Pd-loaded cathode materials

  2. 钯修饰电极进行4-氯联苯的电化学脱氯研究，杨波，余刚，The electrochemical hydrodechlorination of 4-chlorobiphenyl (4-MCB) in aqueous solution containing MeOH and surfactant was investigated under constant current electrolysis by using

  3. 所属分类：其它

    • 发布日期：2020-01-01
    • 文件大小：280576
    • 提供者：weixin_38683193

  1. Field emission digital display tube with nano-graphite film cathode

  2. The field emission digital display tube with a nano-crystalline graphite cold cathode is designed and fabricated. Under the control of the driving circuits, a dynamic digital display with uniform luminance distribution is realized. The luminance of t

  3. 所属分类：其它

    • 发布日期：2021-02-26
    • 文件大小：915456
    • 提供者：weixin_38713099

  1. Selenium/pomelo peel-derived carbon nanocomposite as advanced cathode for lithium-selenium batteries

  2. Selenium/pomelo peel-derived carbon nanocomposite as advanced cathode for lithium-selenium batteries

  3. 所属分类：其它

    • 发布日期：2021-02-22
    • 文件大小：1048576
    • 提供者：weixin_38686399

  1. Simulation of an Ionization Gauge with Carbon Nanotube Cathode using SIMION 3D

  2. Simulation of an Ionization Gauge with Carbon Nanotube Cathode using SIMION 3D

  3. 所属分类：其它

    • 发布日期：2021-02-22
    • 文件大小：301056
    • 提供者：weixin_38660327

  1. Alleviating polarization by designing ultrasmall Li2S nanocrystals encapsulated in N-rich carbon as a cathode material f

  2. Lithium sulfide (Li2S), which has a high theoretical specific capacity of.1166 mA h g1, has potential application in cathode materials because.of its high safety and compatibility with lithium-free anodes for Li–S.batteries. However, its low electron

  3. 所属分类：其它

    • 发布日期：2021-02-22
    • 文件大小：527360
    • 提供者：weixin_38559346

  1. A high current density plasma cathode electron gun

  2. A high current density plasma cathode electron gun

  3. 所属分类：其它

    • 发布日期：2021-02-20
    • 文件大小：295936
    • 提供者：weixin_38678796

  1. Efficient inverted organic light-emitting devices with self or intentionally Ag-doped interlayer modified cathode

  2. Efficient inverted organic light-emitting devices with self or intentionally Ag-doped interlayer modified cathode

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：524288
    • 提供者：weixin_38737751

  1. Efficient inverted organic light-emitting devices with self or intentionally Ag-doped interlayer modified cathode

  2. Efficient inverted organic light-emitting devices with self or intentionally Ag-doped interlayer modified cathode

  3. 所属分类：其它

    • 发布日期：2021-02-11
    • 文件大小：1048576
    • 提供者：weixin_38679178

  1. ESD robustness improving for the low-voltage triggering silicon-controlled rectifier by adding NWell at cathode

  2. ESD robustness improving for the low-voltage triggering silicon-controlled rectifier by adding NWell at cathode

  3. 所属分类：其它

    • 发布日期：2021-02-10
    • 文件大小：1038336
    • 提供者：weixin_38589168

  1. Cathode Side Engineering to Raise Holding Voltage of SCR in a 0.5-μm 24 V CDMOS Process

  2. Cathode Side Engineering to Raise Holding Voltage of SCR in a 0.5-μm 24 V CDMOS Process

  3. 所属分类：其它

    • 发布日期：2021-02-10
    • 文件大小：2097152
    • 提供者：weixin_38631454

  1. Research on the effect of cathode plasma expansion on x-band relativistic backward wave oscillator using moving-boundary

  2. Research on the effect of cathode plasma expansion on x-band relativistic backward wave oscillator using moving-boundary conformal PIC method

  3. 所属分类：其它

    • 发布日期：2021-02-10
    • 文件大小：1048576
    • 提供者：weixin_38712908

  1. Online mercury determination by laser-induced breakdown spectroscopy with the assistance of solution cathode glow discha

  2. The trace mercury in an aqueous solution was determined by laser-induced breakdown spectroscopy (LIBS) with the assistance of a solution cathode glow discharge (SCGD) system. The aqueous solution was converted to the gas phase using a high voltage DC

  3. 所属分类：其它

    • 发布日期：2021-02-10
    • 文件大小：902144
    • 提供者：weixin_38723242

  1.   Fabrication process and electro-thermal modeling for the cathode of the CMOS-compatible hot-filament vacuum g

  2. Fabrication process and electro-thermal modeling for the cathode of the CMOS-compatible hot-filament vacuum gauge

  3. 所属分类：其它

    • 发布日期：2021-02-09
    • 文件大小：401408
    • 提供者：weixin_38571544

  1. Structural, thermal and electrochemical properties of SrCo0.8Fe0.1Ga0.1O3-δ cathode material for intermediate-temperatur

  2. Structural, thermal and electrochemical properties of SrCo0.8Fe0.1Ga0.1O3-δ cathode material for intermediate-temperature solid oxide fuel cells

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：1048576
    • 提供者：weixin_38648968

  1. Layered perovskite LnBa0.5Sr0.5Cu2O5+δ (Ln = Pr and Nd) as cobalt-free cathode materials for solid oxide fuel cells

  2. Layered perovskite LnBa0.5Sr0.5Cu2O5+δ (Ln = Pr and Nd) as cobalt-free cathode materials for solid oxide fuel cells

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：3145728
    • 提供者：weixin_38601446

  1. Performance assessment of Pr1-xSrxCo0.8Cu0.2O3-δ perovskite oxides as cathode material for solid oxide fuel cells with C

  2. Performance assessment of Pr1-xSrxCo0.8Cu0.2O3-δ perovskite oxides as cathode material for solid oxide fuel cells with Ce0.8Sm0.2O1.9 electrolyte

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：1048576
    • 提供者：weixin_38650379

  1. In situ wrapping of the cathode material in lithium-sulfur batteries

  2. In situ wrapping of the cathode material in lithium-sulfur batteries

  3. 所属分类：其它

    • 发布日期：2021-02-08
    • 文件大小：2097152
    • 提供者：weixin_38704857

  1. Hierarchical hollow microcuboid LiNi0.5Mn1.5O4 as cathode material with excellent rate and cycling performance for lithi

  2. Hierarchical hollow microcuboid LiNi0.5Mn1.5O4 as cathode material with excellent rate and cycling performance for lithium-ion batteries

  3. 所属分类：其它

    • 发布日期：2021-02-07
    • 文件大小：310272
    • 提供者：weixin_38606041

  1. Excited-state population distributions of alkaline-earth metal in a hollow cathode lamp

  2. The intensities of fluorescence spectral lines of Ca atoms and Sr atoms in two different hollow cathode lamps (HCLs) are measured by element-balance-detection technology. In the wavelength range of 350–750 nm in the visible spectral region, using the

  3. 所属分类：其它

    • 发布日期：2021-02-04
    • 文件大小：631808
    • 提供者：weixin_38635794
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