采用脲酶诱发均匀沉淀法制备CdS纳米微粒.向反应体系中同时加入EDTA和甘氨酸,成功消除了Cd2+离子对脲酶的抑制作用,使产生沉淀的化学环境更均匀.XRD显示得到的样品为闪锌矿结构的CdS,平均粒径为9nm;TEM表明CdS样品的晶粒呈单一的球形,大小较均匀,有团聚现象;选区电子衍射照片显示,纳米CdS的结晶程度良好.
参考文献
| [1] | HAMAYA T;Horikoshi K .In vitro magnetite formation by urease dependent reaction[J].Agricultural and Biological Chemistry,1989,53:851-852. |
| [2] | Simpson RE.;Rabinovich A.;Adair JH.;Habeger C. .Enzyme-catalyzed inorganic precipitation of aluminum basic sulfate[J].Journal of the American Ceramic Society,1998(5):1377-1379. |
| [3] | Kato S;Unuma H;Ota T et al.Homogeneous precipitation of hydrous tin oxide powers at room temperature using enzymatically induced gluconic acid as a precipitant[J].Journal of the American Ceramic Society,2000,83(04):986-988. |
| [4] | 苏凌浩,张校刚.酶诱发均匀沉淀法制备纳米Fe2O3[J].精细化工,2004(05):331-333,337. |
| [5] | Li HH.;Ng KYS.;Mao GZ. .AFM study of templated growth of cadmium sulfide nanoparticles using pure and mixed arachidate films[J].Thin Solid Films: An International Journal on the Science and Technology of Thin and Thick Films,2000(1/2):62-72. |
| [6] | 孙聆东,徐波,付雪峰,王明文,钱程,廖春生,严纯华.聚合物为模板制备CdS, ZnS及其掺杂纳米材料[J].中国科学B辑,2001(02):146-152. |
| [7] | 张晓冬,靳健,杨文胜,符连社,张洪杰,李铁津.利用LB技术以寡聚DNA为模板构建CdS纳米结构[J].化学学报,2002(03):532-535. |
| [8] | Mingfu Zhang;Markus Drechsler;Axel H.E.Muller .Template-Controlled Synthesis of Wire-Like Cadmium Sulfide Nanoparticle Assemblies within Core-Shell Cylindrical Polymer Brushes[J].Chemistry of Materials,2004(3):537-543. |
| [9] | 苏宜;谢毅;陈乾旺 等.纳米ZnS、CdS水热合成及其表征[J].应用化学,1996,13(05):56-57. |
| [10] | Wang CY.;Zhou Y.;Zhu YR.;Liu HT.;Chen ZY.;Mo X. .A convenient ultraviolet irradiation technique for in situ synthesis of CdS nanocrystallites at room temperature[J].Journal of Materials Chemistry: An Interdisciplinary Journal dealing with Synthesis, Structures, Properties and Applications of Materials, Particulary Those Associated with Advanced Technology,2000(3):607-608. |
| [11] | Guozhong WANG,Yewu WANG,Yuchuan ZHANG,Yucheng WU,Guanghai LI,Lide ZHANG.Nanostructured Cadmium Sulfide: Sonochemical Synthesis, Optical Properties and Formation Process[J].材料科学技术学报(英文版),2003(03):278-280. |
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%