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您的检索式:作者名="Zizhao Xie"
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| 1 | Screening of the Indoor Plants for Removing Formaldehyde显示文摘[Objective]The research aimed to screen out the best ornamental houseplants to remove formaldehyde from indoor air through deposition velocity and to explore the pathways of plants for formaldehyde removal. [Method]Fifty-three indoor ornamental plant species were experimented in series of sealed chambers (volumes of 0. 096m3 ) by formaldehyde fumigation with the internal concentration of (1 ±0.1) mg/L in this study. The removal efficiency of formaldehyde was assessed by the uptake fluxes and the deposition velocity of formaldehyde. [Result]Six species of indoor plants ( Hedera helix,Ficus elastica Roxb. ex Hornem,Nephrolepis exaltata cv. Bostoniensis,Begonia evansiana,Mentha canadensis L. and Adiantum capillus-veneris Linn. ) with high formaldehyde removal efficiency were firstly screened out. Significance analysis of the deposition velocity by Statistical Program for Social Sciences ( SPSS) presented that tested plants belonging to the same genera or family had similar ability to remove formaldehyde pollution. The diurnal variations of deposition velocity for the six plants were then tested further. The results showed that four of them, including Ficus elastica Roxb. ex Hornem,Nephrolepis exaltata cv. Bostoniensis,Mentha canadensis L. and Adiantum capillus-veneris Linn. removed formaldehyde mainly by leaves surface adsorption,while Begonia evansiana and Hedera helix by stomatal uptake. [Conclusion] Begonia evansiana and Hedera helix are the most efficient indoor plants among the 53 species studied for phytoremediation of the air formaldehyde pollution. | Shujuan Zhang Yaotang Huang Zizhao Xie Xulan Zhang | 2013 | Meteorological and Environmental Research2013,4,2: | 3 |
| 2 | Thermal Fatigue Behavior of SiC/MBAS Glass Coated Carbon/Carbon Composites显示文摘The thermal fatigue behavior of C/C composites coated with the SiC/MBAS glass (MoSi2 particle-containing boron aluminosilicate glass) coating, prepared by the two-step process of the pack cementation and procoating-sintering, was investigated in present paper. The experimental results indicated that the SiC/MBAS glass coating had an excellent thermal shock resistance in air at temperature up to 1873 K. During quick thermal cycle between 1873K and room temperature in air, the decrease of mass and mechanical property of the coated C/C composites was all slight. After thermal cycle for 50 times, the mass loss of the SiC/MBAS glass coated sample was only 0.22%; additionally, the remaining ratio of strength and modulus was no less than 95.2% and 99.4%, respectively. The decrease of the mechanical property during the thermal cycle was primarily due to the damnification of the fiber/matrix interfaces and the oxidation of the coated samples with oxygen. | Li Long Zeng Xierong Li Hejun Xiong Xinbo Xie Shenghui Zou Zizhao | 2009 | 稀有金属材料与工程2009,38,A03: | 0 |
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