<trans-title>Effect of Phase Duty Cycle on the Properties of ZrH<sub>1.8</sub> Surface Micro-arc Oxidized Ceramic Layer</trans-title>

Shaohui YANG; Shufang YAN; Shijiang LI; Weidong CHEN; Pei DU; Wen MA

doi:10.15541/jim20190578

Journal of Inorganic Materials, Volume. 35, Issue 10, 1112(2020)

Effect of Phase Duty Cycle on the Properties of ZrH_1.8 Surface Micro-arc Oxidized Ceramic Layer

Shaohui YANG1... Shufang YAN1,2,*, Shijiang LI1, Weidong CHEN1,2, Pei DU1, and Wen MA12 |Show fewer author(s)

Author Affiliations

¹College of Materials Science and Engineering, Inner Mongolia University of Technology, Hohhot 010051, China

²Inner Mongolia Key Laboratory of Thin Film and Coatings, Inner Mongolia University of Technology, Hohhot 010051, China

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Figures & Tables(6)

1. Forward current (a) and forward resistance (b) changed with time under different phase duty cycle modes

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2. Micromorphology of ZrH_1.8 micro-arc oxidation ceramic layer under different phase duty cycles

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3. Cross-micromorphology of ZrH1.8 micro-arc oxidation ceramic layers under different phase duty cycle modes

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4. XRD patterns of ZrH1.8 surface ceramic layers under different phase duty cycle modes

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Table 1. Electrical parameters of micro-arc oxidation
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Table 1. Electrical parameters of micro-arc oxidation
No. Anode voltage/V Cathode voltage/V Frequency/Hz Duty cycle
Ⅰ 350 120 100 40%-50%-60%
Ⅱ 350 120 100 50%-60%-40%
Ⅲ 350 120 100 60%-50%-40%

Table 2. Thicknesses and permeation reduction factors of micro-arcoxidation ceramic layers under different phase duty cycle modes
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Table 2. Thicknesses and permeation reduction factors of micro-arcoxidation ceramic layers under different phase duty cycle modes
No. Duty cycle/% Thickness /μm H_PRF
Ⅰ 40%-50%-60% 162.6 12.5
Ⅱ 50%-60%-40% 175.9 7.1
Ⅲ 60%-50%-40% 158.7 10.5

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Shaohui YANG, Shufang YAN, Shijiang LI, Weidong CHEN, Pei DU, Wen MA. Effect of Phase Duty Cycle on the Properties of ZrH_1.8 Surface Micro-arc Oxidized Ceramic Layer[J]. Journal of Inorganic Materials, 2020, 35(10): 1112

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