... 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, ... incorporation of excess arsenic followed by the formation of As clusters introduces many nonradiative recombination centers in the AlGaAs capping layer, which greatly reduces the PL from the QW By contrast, ... efficiency of the embedded nanostructure, even though the capping layer was grown at a lowtemperature with a normal condition Of course the quality of the capping layer would be improved by optimizing...
... operation system exists Only a software solution added on top of the OS can achieve the objective A combination of a predicted user position with prebuffering of data associated with physical locations ... the position of the stationary device, it also knows that its own position is within a 100-meter range of this location provider The location accuracy can be improved by triangulation of two or ... a few seconds to a number of minutes It depends on two aspects The first aspect is the quality of wireless WiFi connection used by the client PDA A theoretical speed of WiFi connection is maximum...
... vacuum conditions but without plasma in order to detect possible changes caused by evacuation only and not byplasma 59 Vuloševi et al: BACTERICIDAL EFFECTS OF LOW- TEMPERATURE OXYGEN PLASMAON ... for both, the activation of carriers and for the treatment ofbacteria Heat treatment For studying oftemperature effects onbacteria degradation the samples (bacteria on substrate carriers) ... BACTERICIDAL EFFECTS OF LOW- TEMPERATURE OXYGEN PLASMAON INTRODUCTION A novel sterilization method capable of more rapidly killing microorganisms and less damaging material is low- temperature plasma...
... selection rules for wurtzite GaN The inset in Fig is an expansion of the Raman spectrum in the vicinity of the E2 (high) phonon peak of GaN NWs and the GaN film The E2 (high) phonon line of the ... electrochemical CV measurements which confirmed that doping level in GaN NWs is of the order of 1019 cmÀ3 In conclusion, we have studied the effectof growth temperatureon GaN NW morphology SEM results ... be controlled by growth conditions such as substrate temperature and N/Ga flux ratio In our experiments, the growth rate of the NWs along the [0 0 1] axis was decreased with increasing growth temperature...
... by division of the raw data by the donor value at RT for 24 h Since donors served as blocks and contributed an observation from each condition (i.e each combination oftemperature and duration ... clinical trials: effectof ambient temperatureon specimen temperature, and effects oftemperatureon mononuclear cell yield, viability and immunologic function Journal of Translational Medicine ... containers or their variation by season of the year We found that shipping of blood in insulated containers by contracted overnight carriers is associated with large seasonal variations in temperature...
... no quantum confinement effect, which cannot explain the observed downshift in phonon frequency of LO and TO phonon peaks Another one is the thermal anharmonicity effect caused bytemperature ... (sample C); (d) low- resolution TEM image of the nanowire (e) High-resolution image of a portion of the nanowires The inset of (a) shows a higher magnification image of sample A; the inset of (b) is ... The one phonon Raman spectrum in microcrystalline silicon Solid State Commun 1981, 39:625 21 Tiong KK, Amirtharaj PM, Pollak FH, Aspnes DE: Effects of As ion implantation on the Raman spectra of...
... were considered in this study) To study the optimum drying temperature and tempering duration as reflected by the lowest number of fissured kernel after the completion of drying followed by tempering ... Inlet drying temperature ranging from 20-1000C was monitored by a Hanyoung DX7 temperature controller Outlet air temperature was monitored by a Daewon thermometer (Korea) Paddy Samples: Long-grain ... being done to date, the following conclusions can be drawn: Within the investigated drying and tempering conditions, a fluidized bed drying temperatureof 80oC and tempering duration of 30-40...
... study focuses on the effectof variation of growth temperatureon the microstructural features, nitrogen concentration, and the crystallinity of the nanotubes and the inter-relationship of these features ... nucleation and growth of CNT follow the adsorption– decomposition-surface diffusion-bulk diffusion–nucleation process [39] Nitrogen plays the key role in compartment generation by the formation of ... strongly dependent on the defect fraction originating from nitrogen incorporation and could be considered as a measure of the degree of nitrogen hybridization [51, 52] As the concentration of...
... cells by relatively low concentrations of prostaglandin E2 support increased secretion of ACTH but exposure to greater concentrations of this prostaglandin in fact suppresses ACTH secretion Food ... instructions Serial dilutions of porcine plasma with high concentrations of cortisol produced displacement curves parallel to the standard curve The intra-assay coefficients of variation Effectof ACTH ... administration of CRH and approximately 60-90 after administration of synthetic ACTH to dairy cows The present study also demonstrates that the administration of ACTH stimulates a concomitant elevation of...
... addition G Knothe observed that the cetane number also depends on the position of the double bond in monounsaturated fatty compounds and increases if the double bond move towards one end of the ... Blend of 50 % Jatropha and 50 % Palm by Volume, SFCt 50:50 = Blend of 50 % Sunflower and 50 % Coconut by Volume, JCt 50:50 = Blend of 50 % Jatropha and 50 % Coconut by Volume, % US = % of Unsaturated ... the discussions it may be concluded that the overall percentage of unsaturation or saturation may not be sole authority to decide cetane number of a biodiesel The contribution of long straight...
... that the application of ultrasonic energy could increase the rate of electrolytic water cleavage The effects of ultrasonic radiation on chemical reactions are due to the very high temperatures and ... The duration ton of the current pulse was 0.5 – 0.8 s then the current was turned off for a fixed duration toff of 0.5 s During ton, FePt nanoparticles were deposited on the surface of the electrode ... range of 25–750°C with heating rates of 10°C/min under flowing argon N.H Luong et al / VNU Journal of Science, Mathematics - Physics 25 (2009) 1-7 3 Results and discussion The chemical composition...
... to contain only one molecule each of protein and siRNA As further confirmation of the identities of the complexes, we showed that formation of both the protein–siRNA complexes was improved by the ... dependence of silencing, to ensure that the differences among the siRNAs that we observed at 10 nm were within the dose-responsive concentration range (Fig S1) Effectof TRBP or Dicer knockdown on the ... active siRNAs Directing selection of the guide strand by chemical modifications has proven effective [25] However, asymmetry is typically achieved by modification of either the passenger strand...
... stability strongly depends on anion concentration; this highlights the primary role played by the anion–protein interactions in A-state stabilization Competition among anions To better define the effect ... upon addition of increasing amounts of sulfate and selenate; the divalent anions stabilize the A-state at significantly lower concentrations than those needed for stabilization by monovalent ions ... methionine coordination to the heme iron [25] Electronic absorption monovalent anions (the effectof perchlorate is illustrated in Fig for comparative purposes) The changes in the Cotton effect...
... area of Sango Ota A total of 11.6% of respondents have no formal education, while the remaining has one form of education or the other while only 4.6% has tertiary education 3.1.1 Perceived Effect ... Journal of Social Sciences – Volume 22, Number (2011) Table 4: S/N 10 11 12 13 14 15 16 17 Distribution of Respondents by their level of agreement on their perceived effectof industrial pollution on ... Effectof Industrial Pollution on Livelihood of Rural Dwellers in Yewa Area, Ogun State N = 173 Table 2: S/N 10 11 12 13 14 15 16 17 Distribution of Respondents by their level of agreement on their...
... held by the company 4.1.2 Evaluation Regarding treatment personnel is one of the basic content of most CSR standards Accordingly, there is recognition that "one and only one social responsibility ... association in the presence of consumers in cases of food contamination, environmental in the past 1.2 Reason for Future Research While there are many studies on CSR in Europe, the Americas, just only ... must have responsibility to contribute to the sustainable development of the economy along with environmental protection and promotion of human resources, as the two main resources of the society...
... causal effectof pollution on health This paper focuses on developing an empirical strategy for measuring the effectof pollution on health Specifically, I look at the effectof air pollution on ... endogeneity of household responses to pollution Fifth, to assess if the effectof pollution varies across different segments of the population, I allow the effectof pollution to differ with socioeconomic ... higher levels of pollution To get a sense of the impact of these higher levels of pollution, I approximate the proportional effectof higher pollution levels in low SES areas on asthma by alternatively...
... to secondary school education, only 55% of the control group had the same level of education, followed by a primary level of education in 29.2% of the experimental group and 25% of the control ... awareness of management of malaria and the free distribution of these antimalarial drugs by the National Malaria Control Programme It also demonstrated the effectof health education on the proportions ... frontline of care at home The study strongly demonstrated the effectof health education in the home management of malaria There was a statistically significant relationship between the proportions of...
... stock market and concluded that unexpected monetary policy actions prompted relatively strong and consistent responses by the stock market but only accounted for a small proportion of the overall ... competition from foreign banks was allowed thereafter The deregulation included a raft of reforms such as the float of the Australian dollar, relaxed rules on capital retention and the introduction of ... some of this consolidation with the acquisition of smaller banks by the four larger banks The government has employed the “four pillars” policy that has since discouraged further consolidation of...