Optical Properties of DC Electrochemically Deposited Co3O4 Thin Films

被引:1
作者
Shelke, P. N. [1 ]
Khollam, Y. B. [2 ]
Gunjal, S. D. [3 ,6 ]
Sarode, M. T. [4 ]
Koinkar, P. M. [5 ]
Mohite, K. C. [3 ,6 ]
机构
[1] Baburaoji Gholap Coll, Dept Phys, Pune 411027, Maharashtra, India
[2] Anantrao Pawar Coll, Dept Phys, Pune 412115, Maharashtra, India
[3] Savitribai Phule Pune Univ, Dept Phys, Sch Energy Studies, Pune 411007, Maharashtra, India
[4] Mahatma Phule ASC Coll, Panvel 410206, India
[5] Univ Tokushima, Ctr Int Cooperat Engn Educ, Tokushima 7708506, Japan
[6] Haribhai V Desai Coll, Dept Phys, Pune 411002, Maharashtra, India
关键词
Co3O4; Thin Films; DC Electrochemical Deposition; Selective Coatings; Optical Properties; COBALT-OXIDE; BLACK COBALT; SELECTIVE SURFACES; ELECTROCHROMISM; COATINGS;
D O I
10.1166/asl.2016.6986
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
The present work reports the preparation of pure cubic-spinel Co3O4 films with. better optical properties on thoroughly cleaned copper substrates by using electrochemical deposition technique with Co(NO3)(2)center dot 6H(2)O as Co precursor. The resultant films are characterized by using XRD, UV-Visible spectroscopy, FTIR spectroscopy and SEM techniques. The characterization results revealed that the resultant films are constituted with Co3O4 particles (sizes in the range of 1-3 mu m) with cubic-spinel symmetry. The resultant films showed the better values of absorptance (alpha) = 0.97 and emittance (epsilon) = 0.05 as compared to the reported data. The band gap energy values of resultant are Co3O4 films are found to be in range of 1.189-1.400 eV. The films prepared in the present work might be useful for solar absorption selective coating applications.
引用
收藏
页码:1080 / 1084
页数:5
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