... independent ofthe excitation power which is a typical feature ofthe type-I band transition Therefore, the interband transition ofthe GaSb QD would be the only proper origin ofthe high-energy ... inset of Figure 3b shows the linear dependence ofthe PL peak energies andthe third root ofthe excitation power Many researchers attributed the high energy PL peak to the transition ofthe wetting ... character of type-II heterostructures The other supporting evidence ofthe type-II luminescence is the linear dependence ofthe PL peak energies over the third root ofthe excitation density [20] The...
... ofthe excitation power which is a typical feature ofthe type-I band transition Therefore, the interband transition ofthe GaSb QD would be the only proper origin ofthe highenergy peak In the ... character of type-II heterostructures The other supporting evidence ofthe type-II luminescence is the linear dependence ofthe PL peak energies over the third root ofthe excitation density [20] The ... performed for theopticalpropertiesofthe sample at 20 K using the source of a 532-nm line, andthe excitation power is changed from mW to 30 mW Results and discussion In order to characterize the density,...
... ofthe excitation power which is a typical feature ofthe type-I band transition Therefore, the interband transition ofthe GaSb QD would be the only proper origin ofthe highenergy peak In the ... character of type-II heterostructures The other supporting evidence ofthe type-II luminescence is the linear dependence ofthe PL peak energies over the third root ofthe excitation density [20] The ... performed for theopticalpropertiesofthe sample at 20 K using the source of a 532-nm line, andthe excitation power is changed from mW to 30 mW Results and discussion In order to characterize the density,...
... draft ofthe manuscript JHA analyzed thepropertiesand helped draft the manuscript KNH and KSH detailed the original idea and modified the first draft of manuscript YGS finalized the manuscript and ... http://www.nanoscalereslett.com/content/7/1/26 temperatures on thestructuralpropertiesofthe films has been investigated, andtheopticalpropertiesofthe films have also been analyzed Methods Synthesis ZnS films were deposited ... temperatures The band gap ofthe film also decreased with the temperature up to 400°C (Eg = 3.76 eV) These results indicate that an increase in the substrate temperature improves the band gap energy of the...
... light the sensitizing effect of Si-np towards Nd3+ ions The evolution ofthe integrated PL intensity ofthe Sinp PL band andthe 920-nm PL peak is shown in the inset of Figure The enhancement ofthe ... underlines the strong coupling between Si-np and Nd 3+ ions, and, accordingly, the potential of sensitizing of Si-np The increase ofthe PL intensity of Nd 3+ is then explained by the increase ofthe ... related to the increase ofthe number of Si-OSi bonds at the SiO x /Si-np interface [19,20], i.e., the increase ofthe density of Si-np [21] Figure presents the evolution ofthe FTIR spectra of samples...
... studied the growth angle effect ofthe films for opticalpropertiesThe thickness ofthe ZnO thin films was checked by FE-SEM and was fixed at 100 nm Three growth angles (0°, 15°, and 30°) ofthe ... wavelength of incidence rays andthe growth angle The lowest average reflectance at 550 nm was measured with the 15° angled columnar thin film with a value of 8.67% The best opticalpropertiesofthe ... c-1 To get a magnified view ofthe cross-section ofthe films, we enlarged the boxed section ofthe films, as shown in Figure 2a-2,b-2,c-2 The FESEM images confirm that the columnar ZnO films were...
... Conversion/Selectivity (%) ð1Þ The effects ofthe process of segregation and de-mixing of these rare earths on the SnO2 catalytic properties were studied and compared In spite ofthe relatively low specific ... determine the basic propertiesofthe catalysts The results from the isotherms ofthe CO2 adsorption are shown in Table The CO2 adsorption isotherms are very sensitive to the presence of polar groups ... also by acidic sites ofthe oxide catalysts Thus, it may be suggested that thecontrolof surfaces and modifications ofthe nanostructures ofthe tin oxide particles, undoped and doped with rare...
... approaching asymptotically the value ofthe band-gap ofthe undoped Si-nw This is another indication of how doping can modify the electronic andopticalpropertiesofthe Si nanostructures Conclusions ... for the eye The dashed line corresponds to the band-gap for the undoped Si-nw Fig 11 shows how the FE for the B and P codoped Si-nw changes as function ofthe position ofthe dopants within the ... how the FE andthe electronic propertiesofthe Si-nc are influenced by the insertion of more and more impurities We call this insertion of several impurities multidoping Fig shows how the FE of...
... Page of (c) EDS (b) (103) ZnO NW nm Figure TEM images of 3SZO NW (a) The location andthe size ofthe Au catalyst, the present of Au catalyst, is demonstrated the VLS method (b) The HR-TEM and ... SZO NWs, and demonstrate that the doping controlof ZnO NWs is possible by the concentration controlof Ag wt.% in targets To understand the origin ofthe chemical bonding, binding energy of Ag ... compressive stress because the chemical bonding distance of Ag-O is longer than that of Zn-O [35,36] In the case of 3SZO and 5SZO NWs, the surface ofthe SZO NWs is crumpled because ofthe stress by doping...
... reveals that the product is composed of stannum and sulfur, andthe ratio ofthe S atom and Sn atom is 1:0.985, which just accords with the stoichiometric ratio of SnS The representative optical absorption ... clusters of nanowires The clusters may result from the situation that the nanowires not cover by the framework of AAO template but stand free incompletely When the alumina on the top of AAO template ... determine the energy band gap, Eg, andthe type ofoptical transition responsible for this intense optical absorption, andthe absorption spectrum was analyzed using the equation for the near-edge absorption...
... 0.8 μm The lengths ofthe rod-like grains were of 2.0 to 2.5 μm As the temperature was increased to 1300oC, the grains became slightly larger, with diameters of 1.0 to 1.2 μm The lengths ofthe ... capacitance comprises the capacitance ofthe grain and air in the pores It is well known that the capacitance of air is very much less than that ofthe grains.17 Therefore, the less dense sample has a ... suggests that the grain growth occurs along orthorhombic a or b axes because these axes are longer than the c axis in the orthorhombic structure Structural and Dielectric Propertiesofthe Mn-Doped...
... independently ofthe presence of AREs (Fig 6B, lanes and 5) It is possible that in the region located before the AREs, consisting of 343 bp ofthe 3¢ UTR ofthe IL-1b transcript, there is a putative ... mRNA and also of its own transcript For this reason, the level of mRNA for the wildtype form of MCPIP andthe level of mRNA for IL-1b (Fig 5A, lane 3) were lower in comparison to the level of mRNA ... IL-1+ARE, MCPIP ⁄ IL-1)ARE and pcDNA3 ⁄ MCPIP The pcDNA3 vector served as a control for the experiment, and to equalize the amount of introduced genetic material The level of IL-1b and MCPIP transcripts...
... shown that the antibacterial ⁄ fungicidal propertiesof trappin-2 involve the cationic nature ofthe molecule, as assessed from the salt and heparin dependence ofthe antimicrobial and antifungal ... extract with the various tested proteins andthe CFU counted The percentage of surviving CFU was calculated by the formula N ⁄ Ncontrol · 100, where N and Ncontrol were the numbers of CFU obtained ... We then examined the effect of heparin on the antimicrobial 2012 Fig Western blot analysis of elafin and trappin-2 fractionated on heparin-Sepharose The heparin-binding capacities of elafin and...
... the pore channels of support material Conclusions Figure HPLC-RID image ofthe products of D-glucose oxidation on PS-1 catalyst On the other hand, the reaction on Pt/SBA15 catalysts with pH control ... with the size under 6nm in the channels of SBA-15 and at this state, Pt/SBA-15 catalyst showed the highest activity and selectivity in the oxidation of glucose When increasing the content of Pt ... outside the channels of SBA-15 with size of 10-15nm and catalytic activities of these materials decreased pH value also affects directly on the selectivity of gluconic acid product andthe best...
... [20]: koff ẳ koff2ị ẵibuprofen=K2 ẵibuprofenị ỵ koff3ị ẵibuprofen=K3 ẵibuprofenịị ỵ kỵ off 7ị where koff(2) and koff(3) indicate values of koff occurring at K2 < [ibuprofen] < K3, and at ... study and [20,21]) This indicates that the removal of domain I from HSA does not signicantly affect the functional andstructuralpropertiesof domains I and II [i.e ofthe 1382 region of (t)HSA] ... K3 < [ibuprofen], respectively, and kỵ is the koff value obtained in the off absence of ibuprofen Data analysis Kinetic and thermodynamic data were analyzed with the matlab program (The Math Works,...
... for the wild type (WT) and mutant Tms The uncertainties listed are the standard errors ofthe mean and included the uncertainty in the determination of protein concentrations The values are the ... parameters for the thermal-induced unfolding of wild type (WT) and mutant Tms The values are the mean ± standard deviation of at least three experiments Tm1 is the midpoint ofthe thermal transition ... indicate that the main effects of mutations A63V, K70T and E180G are mainly related to the overall stability ofthe protein as a whole, rather than on the position ofthe mutation in the polypeptide...
... vs SCE The response of color change to the potential on the working electrode was evaluated by the transmittance at the wavelength of 633 nm The results show that all ofthe samples have the range ... from the surface observation of sample A As expected, the nanograins of WO3 were ultra-fine, andthe mesoporosity arised from the scale of microstructural features such as zeolite-like level other ... thickness ofthe processed films was 190 nm and close to the profilometer result The interfaces of ITO to glass and WO3 to ITO ofthe sample can be seen However, it is not suitable for observing the...