Báo cáo hóa học: " Characterization and Optical Properties of the Single Crystalline SnS Nanowire Arrays" pot

... AAO template and SnS nanowire arrays. a The sample was etched for 10 h. b The SnS nanowires with a diameter of about 50 nm. c The SAED pattern taken from the nanowires in (b). d The HRTEM image of the SnS nanowires ... region. The direct energy gap E g of the SnS nanowires has been calculated as 1.59 eV, and this experimental optical band gap value is th...

Ngày tải lên: 22/06/2014, 01:20

... studied the growth angle effect of the films for optical properties. The thickness of the ZnO thin films was c heck ed by FE- SEM and was fixed at 100 nm. Three growth angles (0°, 15°, and 30°) of the ... check the growth a ngles of ZnO films, controlled a t 0°, 15°, and 30°, and to measure the thick- ness of the film. The film thickness was fixed at 100...

Ngày tải lên: 21/06/2014, 17:20

... and carried out the experiments and wrote the first draft of the manuscript. JHA analyzed the properties and helped draft the manuscript. KNH and KSH detailed the original idea and modified the ... 7:26 http://www.nanoscalereslett.com/content/7/1/26 Page 7 of 7 The influence of the substrate temperatures on the sur- face morphology of the films was in...

Ngày tải lên: 20/06/2014, 21:20

... (M-H)at RT of samples are revealed in Figure 6, where the con- tributions of the paramagnetism (PM) signals of the samples were deducted. In the inset of Figure 6, which displays the M-H curves of the ... post-annealing. All the samples have the clear RTFM, and M s per Zr atom of samples is sen- sitive to the content of Zr, and decreases continuously as th...

Ngày tải lên: 20/06/2014, 22:20

... agreement with the results of XRD and TEM, the FTIR and FT-Raman spectra of the HAp show the absorption bands characteristic of hydroxyapatite. XPS results provide the additional evidence for the successful doping ... (AgNPs) [31]. The exact antibacterial action of AgNPs is not comple- tely understood [32]. On the other hand in the litera- ture, the studies on...

Ngày tải lên: 20/06/2014, 23:20

... (M-H) curves of such Co/InP nanocomposites, where the applied magnetic field is perpendicular to the surface of the InP template or parallel to the axis of InP channel. For the deposition time of 30 s, the ... and performed the statistical analysis. MJZ participated in the design of the study, provided the theoretical and experimental guidance, performed the...

Ngày tải lên: 21/06/2014, 04:20

... the ab initio calculations, participated in the analysis, and drafted the manuscript. LS and PB conceived of the study. HA, ES, LA, and LS participated in the analysis and in the production of ... tensile. By varying the ratio c/a SnO2 and minimizing the total energy of the sys- tem, the authors obtained the curves shown in Figure 4a for the FM, AFM, a...

Ngày tải lên: 21/06/2014, 05:20

... on the entire wafers and could be confirmed from the cross-section images. From the TEM images, it is found that the surface of the nanowires becomes rough and the porosity (or the density) of the ... However, when the concentration of H 2 O 2 increases, the tips of the nanowires congregate together. The diameters of the congregated bundles are several m...

Ngày tải lên: 21/06/2014, 08:20

... ions in the preparing process, corre- sponding to the one band of the v1 mode and two bands of the v3 mode (C 3v symmetry), respectively [24]. The ATR- FTIR spectra of starting materials and c-Fe 2 O 3 SNTs ... physical and chemical properties based on their high intrinsic anisotropy and surface activity [4, 5]. Especially, understanding the correlation between th...

Ngày tải lên: 21/06/2014, 17:20

... characterizations of the particles, and the highly crystalline nature of the samples is revealed in the inset of Fig. 2b. FTIR spectra of the samples capped with oleic amine were performed in the range of 500–4,000 ... image of the as-synthesized CoFe 2 O 4 nanoparticles Fig. 3 FTIR spectra of the as-synthesized CoFe 2 O 4 nanoparticles Nanoscale Res Lett (20...

Ngày tải lên: 21/06/2014, 18:20