利用原子力显微镜(Atomic Force Microscopy,AFM)研究硫酸盐还原菌(Sulfate Reducing Bacteria,SRB)、微生物膜和腐蚀前后铜合金材料BFe30-1-1的表面形貌,得到了高分辨率的表面形貌图,测得SRB的大小、点蚀坑的深度和直径,分析了腐蚀后BFe30-1-1的表面粗糙度参数.结合电化学参数说明,浸蚀14d的铜合金表面形成了不均匀的微生物膜,加速了试片表面的局部腐蚀.AFM作为一种具有纳米级分辨成像能力的工具,是观察材料的表面特征和腐蚀形貌及测量材料表面纳米粗糙度的理想仪器.
参考文献
| [1] | D.A. Jones;P.S. Amy .A Thermodynamic Interpretation of Microbiologically Influenced Corrosion[J].Corrosion: The Journal of Science and Engineering,2002(8):638-645. |
| [2] | Reza Favaherdashti .Review of some characteristics of MIC caused by sulfate-reducing bacteria:past,present and future[J].Anti-Corrosion Methods and Materials,1999,46(03):173-180. |
| [3] | Mansfeld F;Little B .A technical review of electrochemical techniques applied to microbiologically influenced corrosion[J].Corrosion Science,1991,32(03):247-272. |
| [4] | Binning G;Quate C F;Gerber C .Atomic force microscope[J].Physical Review Letters,1986,56(09):930-933. |
| [5] | 白春礼,林璋.扫描探针显微学在材料表面纳米级结构研究中的新进展[J].物理,1999(01):27. |
| [6] | 王莉娟,张英鸽,张飒,张德添.原子力显微镜对生理溶液中活细胞成像条件的研究[J].电子显微学报,2005(01):79-84. |
| [7] | 张德添,张飒,何昆,杨怡,周涛,张英鸽.原子力显微镜在生物医学中的应用[J].现代仪器,2004(04):1-5. |
| [8] | Beech J B;Cheung C W S;Johnson D B et al.Comparative studies of bacterial biofilms on surfaces using atomic force microscopy and environmental scanning electron microscopy[J].Biofouling,1996,10(02):65-67. |
| [9] | Bremer Philip J;Geesey Gill G;Drake B .Atomic force microscopy examination of the topography of a hydrated bacterial biofilm on copper surface[J].Current Microbiology,1992,24(04):223-230. |
| [10] | Busscher HJ.;Bos R.;Poortinga AT. .Lateral and perpendicular interaction forces involved in mobile and immobile adhesion of microorganism on model solid surfaces[J].Current Microbiology: An International Journal,1998(5):319-323. |
| [11] | Flemming H C.Economical and technical overview[A].Spinger-Verlag,Berlin:Heidelberg,1996:5-6. |
| [12] | Postgate J R.The Sulfate-reducing bacteria[M].Cambridge:Cambridge University Press,1984:32. |
| [13] | GB/T 16545-1996.GB/T 16545-1996.金属和合金的腐蚀--腐蚀试样上腐蚀产物的清除[S]. |
| [14] | Marszalek D S;Gerchakov S M;Udey L R .Influence of substrate composition on marine microfouing[J].Applied and Environmental Microbiology,1979,38(05):987-995. |
| [15] | 刘宏芳 .硫酸盐还原菌生物膜下碳钢腐蚀机理研究[D].华中理工大学,2000. |
| [16] | 刘靖 .硫酸盐还原菌的腐蚀规律及其腐蚀电化学行为研究[D].华中科技大学,2001. |
| [17] | Beech WB;Sunner J .Biocorrosion: towards understanding interactions between biofilms and metals [Review][J].Current Opinion in Biotechnology,2004(3):181-186. |
| [18] | Dirk de Beer;Paul Stoodley;Frank Roe et al.Effects of biofilm structures on oxygen distribution and mass transport[J].Biotechnology and Bioengineering,1994,43(11):1131-1138. |
| [19] | GB/T 1031-1995.GB/T 1031-1995.表面粗糙度参数及其数值[S]. |
| [20] | Keresztes Z.;Beczner J.;Kalman E.;Telegdi J. .The influence of biocides on the microbiologically influenced corrosion of mild steel and brass[J].Electrochimica Acta,1998(1/2):77-85. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%