• Journal of Radiation Research and Radiation Processing
  • Vol. 43, Issue 1, 010402 (2025)
Junfeng RONG*, Jiali ZHU, Chengyuan ZHANG, Binbin ZHAO, and Minggong CHEN
Author Affiliations
  • School of Chemical and Blasting Engineering, Anhui University of Science and Technology, Huainan 232001, China
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    DOI: 10.11889/j.1000-3436.2024-0050 Cite this Article
    Junfeng RONG, Jiali ZHU, Chengyuan ZHANG, Binbin ZHAO, Minggong CHEN. Effect of dielectric barrier discharge plasma on seed germination of Lycium barbarum[J]. Journal of Radiation Research and Radiation Processing, 2025, 43(1): 010402 Copy Citation Text show less
    Pin-plate dielectric barrier discharge plasma reactor
    Fig. 1. Pin-plate dielectric barrier discharge plasma reactor
    Diagram of experimental setup
    Fig. 2. Diagram of experimental setup
    Oscilloscope detects DBD discharge waveform
    Fig. 3. Oscilloscope detects DBD discharge waveform
    Scanning electron microscopic image of untreated wolfberry seeds
    Fig. 4. Scanning electron microscopic image of untreated wolfberry seeds
    SEM comparison of the seed coat of the control group and the experimental group under 3 000× magnification
    Fig. 5. SEM comparison of the seed coat of the control group and the experimental group under 3 000× magnification
    Effects of discharge voltage on germination rate (a) and vigor index (b) of L. barbarum seeds
    Fig. 6. Effects of discharge voltage on germination rate (a) and vigor index (b) of L. barbarum seeds
    Effects of discharge time on germination rate (a) and vigor index (b) of L. barbarum seeds
    Fig. 7. Effects of discharge time on germination rate (a) and vigor index (b) of L. barbarum seeds
    Effects of electrolyte on germination rate (a) and vigor index (b) of L. barbarum seeds
    Fig. 8. Effects of electrolyte on germination rate (a) and vigor index (b) of L. barbarum seeds
    Contours and response surface maps of the interaction of various factors on germination rate
    Fig. 9. Contours and response surface maps of the interaction of various factors on germination rate
    Contours and response surface maps of the interaction of various factors on vitality index
    Fig. 10. Contours and response surface maps of the interaction of various factors on vitality index
    Comparison of leaves between control group and experimental group after 6 months of culture
    Fig. 11. Comparison of leaves between control group and experimental group after 6 months of culture
    水平 LevelUA / kVtB / hC
    -1300.5NaCl
    0351.0Na2SO4
    1401.5KCl
    Table 1. Box-Behnken experimental factors and level table
    编号Number

    UA

    / kV

    tB

    / h

    KC

    发芽率 / %

    Germination rate

    活力指数

    Vitality index

    1-1-1083.33310.71
    21-1076.67301.10
    3-11073.33286.38
    411080.00313.95
    5-10-173.33226.36
    610-176.67249.83
    7-10173.33265.28
    810176.67246.79
    90-1-173.33226.46
    1001-170.00181.76
    110-1173.33191.37
    1201176.67204.98
    1300086.67426.52
    1400086.67575.48
    1500083.33476.34
    1600086.67600.58
    1700083.33553.46
    Table 2. Experimental design and results of response surface

    响应值

    Response value

    方差来源

    Source

    平方和

    Sum of squares

    自由度Degree of freedom

    均方

    Mean square

    F

    F value

    p

    pvalue

    发芽率

    Germination rate

    模型Model461.61951.2911.930.001 8

    UA-放电电压

    UA-Discharge voltage

    5.5915.591.300.291 4
    tB-放电时间 tB-Discharge time5.5415.541.290.293 4
    KC-电解质 KC-Electrolyte5.5615.561.290.292 8
    UAtB44.42144.4210.340.014 8
    UAKC0.001001
    tBKC11.12111.122.590.151 7
    UA229.95129.956.970.033 4
    tB279.11179.1118.410.003 6
    KC2247.511247.5157.590.000 1
    残差 Residual30.0974.30--
    失拟项 Lack of fit16.7035.571.660.310 5
    纯误差 Pure error13.3943.35--
    总离差 Cor total491.6916---

    活力指数

    Vitality index

    模型 Model2.91932 423.2110.570.002 6

    UA-放电电压

    UA-Discharge voltage

    65.80165.800.0210.887 7
    tB-放电时间 tB-Discharge time226.571226.570.0740.793 7
    KC-电解质 KC-Electrolyte72.06172.060.0230.882 5
    UAtB345.661345.660.110.747 0
    UAKC440.161440.160.140.716 1
    tBKC850.011850.010.280.614 9
    UA233 171.76133 171.7610.810.013 3
    tB276 376.04176 376.0424.890.001 6
    KC21.5311.5349.870.000 2
    残差 Residual21 479.8873 068.55--
    失拟项 Lack of fit354.133118.040.0220.994 8
    纯误差 Pure error21 125.7545 281.44--
    总离差 Cor total3.1316---
    Table 3. Results of variance analysis and significance experiment of response surface model
    Junfeng RONG, Jiali ZHU, Chengyuan ZHANG, Binbin ZHAO, Minggong CHEN. Effect of dielectric barrier discharge plasma on seed germination of Lycium barbarum[J]. Journal of Radiation Research and Radiation Processing, 2025, 43(1): 010402
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