Effects of carbon on optical properties of zno powder

... morphology effects of ZnO pigments on their optical properties The synthesis conditions were according to our previous works [18,19] Typical synthesis conditions of ZnO powders synthesized in this ... concentration of zinc nitrate and potassium hydroxide solutions (Molar) Experimental 2.1 Preparation of pigments ZnO samples were prepared by hydrothermal method and us...

Ngày tải lên: 06/05/2014, 13:23

... Effects of ZnO nanoparticulate addition on the properties of PMNT ceramics Methee Promsawat1, Anucha Watcharapasorn1,2, and Sukanda Jiansirisomboon*1,2 Department of Physics and ... wt.% of ZnO additions The results were associated with dielectric characteristics of the PMNT /ZnO ceramics As mentioned above, since dielectric properties depended on the densific...

Ngày tải lên: 20/06/2014, 23:20

... Effects of ZnO nanoparticulate addition on the properties of PMNT ceramics Methee Promsawat1, Anucha Watcharapasorn1,2, and Sukanda Jiansirisomboon*1,2 Department of Physics and ... wt.% of ZnO additions The results were associated with dielectric characteristics of the PMNT /ZnO ceramics As mentioned above, since dielectric properties depended on the densific...

Ngày tải lên: 21/06/2014, 17:20

... Effects of ZnO nanoparticulate addition on the properties of PMNT ceramics Methee Promsawat1, Anucha Watcharapasorn1,2, and Sukanda Jiansirisomboon*1,2 Department of Physics and ... wt.% of ZnO additions The results were associated with dielectric characteristics of the PMNT /ZnO ceramics As mentioned above, since dielectric properties depended on the densific...

Ngày tải lên: 21/06/2014, 17:20

... J/cm2, and the shot area on the target surface was 0.042 cm2 Before the deposition, there should be pre-deposition process for The deposition process continued for 30 The structural and (a) (b) optical ... http://www.nanoscalereslett.com/content/6/1/552 (a) Au catalyst Page of (c) EDS (b) (103) ZnO NW nm Figure TEM images of 3SZO NW (a) The location and the size...

Ngày tải lên: 20/06/2014, 22:20

... asymptotically the value of the band-gap of the undoped Si-nw This is another indication of how doping can modify the electronic and optical properties of the Si nanostructures Conclusions 3.2 3.4 ... systematic analysis of the effect of the B and P codoping in Si-nw, concentrating not only on the structural properties but also on how doping i...

Ngày tải lên: 16/03/2014, 15:15

... applications The 2-MeV ions only have a minor effect on optical properties of the LED devise after irradiation with moderate fluences Conclusion In summary, the influence of He+ ion irradiation on the ... eV) The observation of the band-edge emissions at 380 nm (3.26 eV) are attributed to the first and second longitudinal optical (LO) phonon replica This is con...

Ngày tải lên: 18/06/2014, 22:20

... applications The 2-MeV ions only have a minor effect on optical properties of the LED devise after irradiation with moderate fluences Conclusion In summary, the influence of He+ ion irradiation on the ... eV) The observation of the band-edge emissions at 380 nm (3.26 eV) are attributed to the first and second longitudinal optical (LO) phonon replica This is con...

Ngày tải lên: 20/06/2014, 04:20

... dot dimensions are smaller than the effective Bohr radius, we show that this interaction affects the excitonic effects of the secondorder nonlinear optical properties of semi-spherical quantum dots ... K-X: Exciton effects on the nonlinear optical rectification in one-dimesional quantum dots Phys Lett A 2005, 335:175 Baskoutas S, Paspalakis E, Terzis AF: E...

Ngày tải lên: 21/06/2014, 04:20

... annealing Page of Conclusion We have studied the effects of a low-temperature AlGaAs capping layer on the optical properties of a GaAs QW, using different capping temperatures of 200, 350, 450, ... the interface and local charging effects due to defects in the AlGaAs capping layer are negligibly small The optical quality of the AlGaAs capping layer...

Ngày tải lên: 21/06/2014, 06:20

... STRUCTURAL, ELECTRICAL AND OPTICAL STUDIES ON THE EFFECTS OF RAPID THERMAL PROCESSING ON SILICONGERMANIUM -CARBON FILMS FENG WEI (M Eng, XJTU) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF ... was explained based on the theory of binary alloy oxidation and the consideration of large difference in the heat of formation of SiO2 and GeO2 R...

Ngày tải lên: 17/09/2015, 17:18

... Effect of time of heatsetting on the tensile Extension EM [%] in Weft direction of knitted Ingeo™ Poly (lactic acid) [PLA] Figure Mean [Ā] of effect of time of heatsetting on the tensile extension ... Effect of time of heatsetting on the linearity of load extension in warp direction of knitted Ingeo™ Poly (lactic acid) fabri...

Ngày tải lên: 05/09/2013, 16:10

... ***** A DISSERTATION ON THE MEDICAL PROPERTIES AND INJURIOUS EFFECT OF THE HABITUAL USE OF TOBACCO: READ, ACCORDING TO APPOINTMENT, BEFORE THE MEDICAL SOCIETY OF THE COUNTY OF ONEIDA, AT THEIR ... consumers, and why the candid among them acknowledge that these evils arise from its use? The health of the medical gentleman above named was materi...

Ngày tải lên: 17/02/2014, 22:20

... (1993) The effect of cross-linking of the subunits of NADPH -protochlorophyllide oxidoreductase on the aggregational state of protochlorophyllide Photosynthetica 29, 205–218 Wiktorsson, B., Ryberg, ... The effect of the presence of the adenylates on the ability of POR-PChlide640 to undergo photoconversion was checked by comparing the efficiency of photoc...

Ngày tải lên: 22/02/2014, 04:20

... 2) 3.3 The effects of applying biosolids on trace metal concentrations in soil The concentrations of Rev Aq Regdigestible Zn in soils were increased significantly by application of biosolids at ... main objective of this paper was to quantify the effects of reuse of biosolids (in the form of animal manure) as nutrient sources by: (i) investigating the effec...

Ngày tải lên: 05/03/2014, 16:20