Hi, I am Fabian I. Ezema, My LiveDNA is 234.5090
 
   
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Dr. Fabian I. Ezema
 
Highest Degree: Ph.D. in Physical Science Engineering from University of Nigeria, Nsukka, Nigeria
 
Institute: University of Nigeria, Nigeria
 
Area of Interest: Physical Science Engineering
  •   Thin Films
  •   Nanomaterials
  •   Characterization of Samples
  •   Chemical Physics
 
URL: http://livedna.org/234.5090
 
My SELECTED Publications
1:   Adeloju, K.A. and F.I. Ezema, 2011. Effect of natural dye extracting temperature on the performances of dye sensitized solar cells using Petrocarpus erinaceus. Archiv. Phys. Res., 2: 191-196.
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2:   Agbo, S.N. and F.I. Ezema, 2007. Analysis of chemically deposited MnS thin films. Pacific J. Sci. Technol. .
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3:   Agbo, S.N. and F.I. Ezema, 2007. Evaluation of the regression parameters of the angstrom page for predicting global solar radiation. Proceedings of the 1st International Workshop on Renewable Energy for Sustainable Development in Africa, July 29-August 1, 2007, Nsukka, Nigeria, pp: 92-97.
4:   Agbo, S.N. and F.I. Ezema, 2009. Predicting global solar radiation using sunshine duration and ambient temperature. Proceedings of the ISES World Congress on Renewable Energy Shaping our Future, October 11-14, 2009, Johannesburg, South Africa, pp: 182-187.
5:   Agbo, S.N., P.E. Ugwuoke and F.I. Ezema, 2012. Opto-electronic modelling of thin film nanocrystalline silicon solar cells. J. Ovonic Res., 8: 81-90.
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6:   Agbo, S.N., P.E. Ugwuoke, F.I. Ezema and O.U. Oparaku, 2007. Solar radiation estimates from relative humidity-base D models. Nig. J. Solar Solar Energy, 18: 134-138.
7:   Ajuba, A.E., S.C. Ezugwu, B.A. Ezekoye, F.I. Ezema and P.U. Asogwa, 2010. Influence of pH on the structural, optical and solid state properties of chemical bath deposited ZnO thin films. J. Optoelectron. Biomed. Mater., 2: 73-78.
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8:   Ajuba, A.E., S.C. Ezugwu, P.U. Asogwa and F.I. Ezema, 2010. Composition and optical characterization of ZnO/NiO multilayer thin film: Effect of annealing temperature. Chalcogenide Lett., 7: 573-579.
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9:   Amaechi, C.I., S.C. Ezugwu, F.I. Ezema, P.U. Asogwa and A.E. Ajuba, 2011. Composition, optical and solid state properties of quarternary Cd0.39Ba0.28S0.10O0.23 thin films. J. Non-Oxide Glasses, 3: 1-7.
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10:   Asogwa, P.U., S.C. Ezugwu and F.I. Ezema, 2010. Variation of optical and solid state properties with post deposition annealing in PVA-capped MnO2 thin films. Superficiesy Vacio, 23: 18-22.
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11:   Asogwa, P.U., S.C. Ezugwu, F.I. Ezema and R.U. Osuji, 2009. Influence of dip time on the optical and solid state properties of as-grown Sb2S3 thin films. Chalcogenide Lett., 6: 287-292.
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12:   Asogwa, P.U., S.C. Ezugwu, F.I. Ezema, A.B.C. Ekwealor, B.A. Ezekoye and R.U. Osuji, 2009. Effect of thermal annealing on the band gap and optical properties of chemical bath deposited PbS-CuS thin films. J. Optoelectron. Adv. Mater., 11: 940-944.
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13:   Ekuma, C.E., E.V. Esabunor, E. Osarolube, I.O. Owate, F.I. Ezema, E.O. Chukwuocha and M.C. Onyeaju, 2011. Optoelectronic properties and band gap narrowing in chemically PbO doped TiO2 thin film. Optoelectron. Adv. Mater.-Rapid Commun., 5: 960-963.
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14:   Ezekoye, B.A., F.I. Ezema, A. Arome and E.N. Eze, 2010. Synthesis and characterizations of CuSe (CS) nano-thin films for photovoltaic applications. J. Nanotech. Prog. Int., 3: 39-49.
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15:   Ezema, F.I. and A.B.C. Ekwealor, 2005. Optical characterization and applications of chemical bath deposited beryllium iodide. Nig. J. Solar Energy 15: 73-79.
16:   Ezema, F.I. and C.E. Okeke, 2002. Characterization of bismuth fluoride (BiF3) thin films prepared by solution growth technique and its applications. Nig J. Phys., 14: 77-85.
17:   Ezema, F.I. and C.E. Okeke, 2002. Preparation and characterization of bismuth bromide oxide thin films prepared by solution growth technique. Nig. J. Phys., 14: 48-54.
18:   Ezema, F.I. and C.E. Okeke, 2003. Chemical bath deposition of beryllium sulphide (BeS) thin films and its applications. Acad. Open Inter. J., 9: 1-18.
19:   Ezema, F.I. and C.E. Okeke, 2003. Chemical bath deposition of bismuth oxide (Bi2O3) thin films and its application. Greenwich J. Sci. Technol., 3: 90-109.
20:   Ezema, F.I. and C.E. Okeke, 2003. Fabrication and characterization of palladium sulphide (PdS) thin films for solar energy applications using solution growth technique. Nig. J. Solar Energy, 14: 68-72.
21:   Ezema, F.I. and M.N. Nnabuchi, 2005. Growth characteristics and effect of thickness on optical properties of iron copper sulphide (FeCu2S3) thin films. J. Applied Sci. Technol., 10: 53-59.
22:   Ezema, F.I. and M.N. Nnabuchi, 2005. Optical characterization of chemical bath deposited bismuth sulphide (Bi2S4) thin films. Discovery Innov., 17: 156-166.
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23:   Ezema, F.I. and M.N. Nnabuchi, 2006. Growth and optical properties of chemical bath deposited MgCdS2 thin films. J. Res., 17: 115-126.
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24:   Ezema, F.I. and M.N. Nnabuchi, 2007. Optical properties of chemical bath deposited bismuth fluoride (BiF3) thin films. Discovery Innov., 19: 33-36.
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25:   Ezema, F.I. and P.E. Ugwuoke, 2004. Investigation of optical properties of barium oxide (BaO) thin films deposited by chemical bath technique. Pac. J. Sci. Technol., 5: 33-38.
26:   Ezema, F.I. and P.E. Ugwuoke, 2004. Optical properties of Ag2S thin films by deposited chemical bath deposition technique. Proceedings of the 3rd Nigerian Materials Congress, December 5-7, 2004, Zaria, Nigeria, pp: 73-78.
27:   Ezema, F.I. and P.U. Asogwa, 2001. Man and Energy. J. Liberal Stud., 9: 250-266.
28:   Ezema, F.I. and P.U. Asogwa, 2004. Preparation and optical properties of chemical bath deposited beryllium chloride (BeCl2) thin films. Pac. J. Sci. Technol., 5: 26-32.
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29:   Ezema, F.I. and R.U. Osuji, 2006. Preparation and optical characterization of chemical bath deposited CdCoS2 thin films. J. Applied Sci., 6: 1827-1832.
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30:   Ezema, F.I. and R.U. Osuji, 2007. Band gap shift and optical characterization of chemical bath deposited CdSSe thin films on annealing. Chalcogenide lett., 4: 69-75.
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31:   Ezema, F.I. and R.U. Osuji, 2007. Preparation and optical properties of chemical bath deposited MnCdS2 thin films. FIZIKA A (Zagreb), 16: 107-116.
32:   Ezema, F.I. and U.O.A. Nwankwo, 2010. Effect of annealing temperature on the structural and optical properties of Al-doped zinc oxide (ZnO) crystals. J. Optoelectron. Biomed. Mater., 1: 167-173.
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33:   Ezema, F.I. and U.O.A. Nwankwo, 2010. Effect of annealing temperature on the structural and optical properties of zinc oxide (ZnO) nanocrystals prepared by sol gel. Digest J. Nanomater. Biostruc., 5: 981-988.
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34:   Ezema, F.I. and U.O.A. Nwankwo, 2011. Effect of concentration of Mn dopant ions on the structural and optical properties of zinc oxide crystals. Digest J. Nanomater. Biostruc., 6: 271-278.
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35:   Ezema, F.I., 2001. Solar adapted Mobile Metal Base (M.M.B) solar still for production of fresh water for rural dwellers. J. Liberal Stud., 9: 289-297.
36:   Ezema, F.I., 2002. Characterization of zirconium sulphide thin films prepared by the chemical bath deposition technique for spectral selective coatings. J. Liberal Stud., 10: 53-66.
37:   Ezema, F.I., 2003. Estimation of optical and electrical properties of zirconium sulphide thin films prepared by the chemical bath deposition technique and using a spectrophotometer. Greenwich J. Sci. Technol., 4: 38-44.
38:   Ezema, F.I., 2003. Investigation of optical properties of chemical bath deposited Beryllium Oxide (BeO) thin and it’s applications. Greenwich J. Sci. Technol., 3: 110-122.
39:   Ezema, F.I., 2003. Optical properties of chemical bath deposited beryllium bromide (BeBr2) thin films. J. Univ. Sci. Technol., 23: 32-40.
40:   Ezema, F.I., 2003. Photovoltaic potentials of some chemical bath deposited pds and Bi2S3 thin films. Greenwich J. Sci. Technol., 4: 31-36.
41:   Ezema, F.I., 2004. Effects of some parametric variations on the optical properties of chemical bath deposited BiClO thin films. J. Univ. Chem. Technol. Metall., 39: 225-238.
42:   Ezema, F.I., 2004. Fabrication, optical properties and applications of undoped chemical bath deposited ZnO thin films. J. Res., Sci., 15: 343-350.
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43:   Ezema, F.I., 2004. Optical properties of chemical bath deposited FeCdS3 thin films. Acad. Open Inter. J., Vol. 11 .
44:   Ezema, F.I., 2004. Optical properties of strontium sulphide (SrS) thin films prepared by solution growth technique. J. Univ. Chem. Technol. Metall., 39: 351-354.
45:   Ezema, F.I., 2004. Preparation and optical properties of cadmium chloride thin films prepared by solution growth technique. Acad. Open Inter. J., Vol. 11 .
46:   Ezema, F.I., 2005. Chemical bath deposition of bismuth chloride oxide (BiClO) thin film and its applications. Pac. J. Sci. Technol., 6: 6-15.
47:   Ezema, F.I., 2005. Optical characterization of chemical bath deposited bismuth oxy iodide (BiOI) thin films. Turk. J. Phys., 29: 105-114.
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48:   Ezema, F.I., A.B.C. Ekwealor and R.U. Osuji, 2006. Effect of thermal annealing on the band gap and optical properties of chemical bath deposited ZnSe thin films. Turk. J. Phys., 30: 157-163.
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49:   Ezema, F.I., A.B.C. Ekwealor and R.U. Osuji, 2007. Optical properties of chemical bath deposited nickel oxide (NiO) thin films. J. Optoelect., Adv. Mater., 9: 1898-1903.
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50:   Ezema, F.I., A.B.C. Ekwealor and R.U. Osuji, 2008. Optical properties of chemical bath deposited nickel oxide (NiOx) thin films. Superficies Vacio, 21: 6-10.
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51:   Ezema, F.I., A.B.C. Ekwealor, P.U. Asogwa, P.E. Ugwuoke, C. Chigbo and R.U. Osuji, 2007. Optical properties and structural characterizations of SB2S3 thin films deposited by chemical bath deposition technique. Turk. J. Phys., 31: 205-210.
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52:   Ezema, F.I., D.D. Hile, S.C. Ezugwu, R.U. Osuji and P.U. Asogwa, 2010. Optical properties of CdS/CuS and CuS/CdS heterojunction thin films deposited by chemical bath deposition technique. J. Ovonic Res., 6: 99-104.
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53:   Ezema, F.I., N. Nnabuchi and R.U. Osuji, 2006. Optical properties of CuS thin films deposited by chemical bath deposition technique and their applications. Trends Applied Sci. Res., 1: 467-476.
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54:   Ezema, F.I., P.E. Ugwuoke and C.E. Okeke, 2003. Fabrication and characterization of undoped tin oxide (SnO2) thin film prepared by electroless method. Nig J. Phys., 15: 31-36.
55:   Ezema, F.I., P.U. Asogwa, A.B.C. Ekwealor, P.E. Ugwuoke and R.U. Osuji, 2007. Growth and optical properties of Ag2S thin films deposited by chemical bath deposition technique. J. Univ. Chem. Technol. Metall., 42: 217-222.
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56:   Ezema, F.I., R.U. Osuji, S.C. Ezugwu, A.B.C. Ekwealor, P.U. Asogwa, B.A. Ezekoye and M. Mahaboob Beevi, 2009. Chemical bath deposition of heterojunction thin films for solar cell application. Proceeedings of the International Conference on Photonics, Nanotechnology and Computer Applications, February 25-28, 2009, Tamilnadu, India, pp: 144-150.
57:   Ezema, F.I., S.C. Ezugwu, P.U. Asogwa and A.B.C. Ekwealor, 2009. Solid state properties and structural characterization of Sb2S3 and Tl2S thin films. J. Ovonic Res., 5: 145-156.
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58:   Ezema, F.I., S.C. Ezugwu, P.U. Asogwa, A.B.C. Ekwealor and R.U. Osuji, 2010. Synthesis and characterization of CdS nanowires and CdS/TlS nanoflower grown in a polymer matrix by chemical bath deposition (CBD) method. Optoelectron. Adv. Mater. Rapid Communi., 4: 747-750.
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59:   Ezema, F.I., S.C. Ezugwu, R.U. Osuji, P.U. Asogwa, B.A. Ezekoye, A.B.C. Ekwealor and M.P. Ogbu, 2010. Role of thermal annealing on the optical and solid state properties of chemically deposited cadmium sulphide nanocrystalline thin film grown in a polymer matrix. J. Non-Oxide Glasses, 1: 45-50.
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60:   Ezema, F.I., S.C. Ezugwu, S.N. Agbo, A.B.C. Ekwealor, P.U. Asogwa and R.U. Osuji, 2009. Synthesis and characterization of thallium sulphide/cadmium sulphide and lead sulphide/cadmium sulphide thin films grown in a polymer matrix by Chemical Bath Deposition (CBD) method. Proceedings of the 24th European Photovoltaic Solar Energy Conference, September 21-25, 2009, Hamburg, Germany, pp: 295-298.
61:   Ezugwu, G., F.I. Ezema and R.U. Osuji, 2007. Effect of dip times on optical properties of chemically deposited Bi2S3 thin films. Nig. J. Solar Solar Energy, 18: 37-42.
62:   Ezugwu, S.C., F.I. Ezema and P.U. Asogwa, 2010. Synthesis and characterization of ternary CuSbS2 thin films: Effect of deposition time. Chalcogenide Lett., 7: 341-348.
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63:   Ezugwu, S.C., F.I. Ezema, P.U. Asogwa, A.E. Ajuba, M.P. Ogbu and D.D.O. Eya, 2011. The effect of deposition time on the structural and optical properties of Zno thin films by aqueous chemical growth technique. Digest J. Nanomater. Biostruc., 6: 1301-1310.
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64:   Ezugwu, S.C., F.I. Ezema, R.U. Osuji, P.U. Asogwa and B.A. Ezekoye et al., 2009. Optical studies of chemically deposited PVA-capped PbS nanoparticle thin film. Optoelectron. Adv. Mater. Rapid Communi., 3: 528-532.
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65:   Ezugwu, S.C., F.I. Ezema, R.U. Osuji, P.U. Asogwa, A.B.C. Ekwealor and B.A. Ezekoye, 2009. Effect of deposition time on the band-gap and optical properties of chemical bath deposited CdNiS thin films. Optoelectron. Adv. Mater. Rapid Comm., 3: 141-144.
66:   Ezugwu, S.C., F.I. Ezema, R.U. Osuji, P.U. Asogwa, A.B.C. Ekwealor and B.A. Ezekoye, 2010. Structural and optical properties of PVA capped nickel oxide thin film prepared by chemical bath deposition. J. Phys. Sci., 1: 43-47.
67:   Ezugwu, S.C., P.U. Asogwa, F.I. Ezema and P.M. Ejikeme, 2010. Structural and optical characterization of PVP-capped lead oxide nanocrystalline thin films. J. Optoelectron. Adv. Mater., 12: 1765-1771.
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68:   Ezugwu, S.C., P.U. Asogwa, F.I. Ezema and R.U. Osuji, 2010. Synthesis and characterization of Co doped CdS thin films grown within a polymer matrix by solution growth technique. J. Non-Oxide Glasses, 2: 121-127.
69:   Ezugwu, S.C., P.U. Asogwa, R.U. Osuji, F.I. Ezema, B.A. Ezekoye and A.B.C. Ekwealor, 2009. CdS thin solid films for photovoltaic application. Proceedings of the 2nd International Seminar on Theoretical Physics and National Development, July 5-8, 2009, Abuja, Nigeria, pp: 89-99.
70:   Mammah, S.L., F.E. Opara, F.B. Sigalo, S.C. Ezugwu and F.I. Ezema, 2012. Effect of concentration on the optical and solid state properties of ZnO thin films deposited by Aqueous Chemical Growth (ACG) method. J. Mod. Phys., 3: 947-954.
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71:   Mammah, S.L., F.E. Opara, J. Ntibi, S.C. Ezugwu and F.I. Ezema, 2012. Annealing effect on the solid state and optical properties of α-Fe2O3 thin films deposited using the Aqueous Chemical Growth (ACG) method. Mater. Sci. Appl., 3: 793-801.
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72:   Nwanya, A.C., F.I. Ezema and P.M. Ejikeme, 2011. Dyed sensitized solar cells: A technically and economically alternative concept to p-n junction photovoltaic devices. Int. J. Phys. Sci., 6: 5190-5201.
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73:   Nwanya, A.C., P.E. Ugwuoke, P.M. Ejikeme, O.U Oparaku and F.I. Ezema, 2012. Jathropha curcas and Citrus aurantium leaves dye extract for use in dye sensitized solar cell with TiO2 films. Int. J. Electrochem. Sci., 7: 11219-11235.
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74:   Nwodo, M.O., S.C. Ezugwu, F.I. Ezema, P.U. Asogwa and R.U. Osuji, 2010. Chemical bath deposition and characterization of PVP capped tin oxide thin films. J. Optoelectron. Biomed. Mater., 2: 267-272.
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75:   Nwodo, M.O., S.C. Ezugwu, F.I. Ezema, R.U. Osuji and P.U. Asogwa, 2011. Effect of thermal annealing on the optical and structural, properties of PbO thin film. J. Optoelectron. Biomed. Mater., 3: 95-100.
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76:   Offiah, S.U., P.E. Ugwuoke, A.B.C. Ekwealor, S.C. Ezugwu, R.U. Osuji and F.I. Ezema, 2012. Structural and spectral analysis of chemical bath deposited copper sulfide thin films for solar energy conversions. Digest J. Nanomater. Biostruct., 7: 165-173.
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77:   Offiah, S.U., P.E. Ugwuoke, F.I. Ezema, A.B.C. Ekwealor and R.U. Osuji, 2012. Comparative study of CuxS and CuySe thin films grown by CBD. Chalcogenide Lett., 9: 257-264.
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78:   Offiah, S.U., S. C. Ezugwu, F.I. Ezema and O.U. Oparaku, 2011. Spectral analysis of chemical bath deposited copper selenide thin films. Niger. J. Solar Energy, 22: 97-104.
79:   Offiah, S.U., S.C. Ezugwu, F.I. Ezema, O.U. Oparaku and P.U. Asogwa, 2010. Effects of deposition media and thermal annealing on chemical bath deposited zinc oxide thin films. J. Ovonic Res., 6: 135-141.
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80:   Onah, D.U., A.B.C. Ekwealor, B.A. Ezekoye, R.U. Osuji, F.I. Ezema and C.E. Okeke, 2012. Synthesis, structural and optical properties of novel core-shell oxide materials by chemical bath deposition. J. Ovonic Res., 8: 105-111.
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81:   Onah, D.U., C.E. Okeke and F.I. Ezema, 2012. Study of annealing effects of TiO2/CoO core-shell thin films grown by chemical bath deposition technique. Asian Trans. Sci. Technol., 2: 32-39.
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82:   Oriaku, C.I., F.I. Ezema and J.C. Osuwa, 2009. Fabrication and optical constants of CdMnS ternary thin films deposited by chemical bath. Pacific J. Sci. Technol., 10: 413-416.
83:   Osuwa, J.C., C.I. Oriaku and F.I. Ezema, 2009. Impurity effects of cadmium salt on the absorption edge and structure of chemically prepared PbS films. Chalcogenide Lett., 6: 385-391.
84:   Uche, O.V., F.I. Ezema and O.U. Rose, 2012. A study of the optical properties of un-doped and potash doped lead chloride crystal in silica gel. Adv. Applied Sci. Res., 3: 103-109.
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85:   Uche, O.V., F.I. Ezema and O.U. Rose, 2012. Synthesis and characterization of local impurities doped stannous iodide (SnI2) crystal in silica gel. Adv. Applied Sci. Res., 3: 1175-1184.
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86:   Ugwoke, P.E., F.I. Ezema and C.E. Okeke, 2006. Performance response of Monocrystalline Silcon PV modules to some meteorological parameters at Nsukka. Nig. J. Space Sci. Res., 2: 63-70.
87:   Ugwuoke, P.E., F.I. Ezema, O.U. Oparaku and C.E. Okeke, 2007. Effect of temperature variation on the performance of polycrystalline silicon photovoltaic modules in a tropical climate. Inter. J. Phys. Sci., 2: 54-60.