CuAlOdos thin films are prepared on Si or sapphire substrate by sol-gel method using two kinds of sols. In the case of acetate sol, XRD peaks of CuAlO2 observed at annealing temperature of 800-950 ?C on both Si and sapphire substrates. In contrast, in the case of the films prepared using nitrate on Si substrate, XRD peaks of CuAlO2 have been observed only at the annealing temperature of 800-850 ?C. At annealing temperature of 850?C, peaks of other species have been observed beside the CuAlO2 peaks, then, the CuAlO2 peaks disappeared at annealing temperature of 900 °C with increasing in intensity of the other peaks. Intensity of the other peaks decreased at annealing temperature of 950 ?C with appearance of broad SiO2 peak. In the present, we ascribe these peaks as metal silicide.
115 The new Interactions anywhere between Spatial Design and you can Residential property Speed
Residential property rates has got the total properties out-of urban area, symbolizing the societal and you can economic options that come with the metropolis. Correctly, residential property rate can be used as the an indication, that may choose the alterations of spatial build and you may socioeconomic variations due to urban invention. This research attempted to speak about the changes in belongings speed of the a special roadway framework. Methodologically, it adopted Space Syntax, which can understand urban spatial build comprehensively, to spot the partnership within kinds of highway networks and you may residential property speed. Caused by new regression investigation shown the fresh new ‘integration directory out-of Room Sentence structure try statistically high possesses a great strong correlation that have residential property rates. If the combination really worth is actually higher, land rate increases proportionally. Then, having fun with regression formula, they made an effort to assume the newest property rates changes of any from the brand new plenty related new tracks that will be recently unsealed. The analysis strategies or data abilities feel the advantageous asset of anticipating the changes when you look at the land price inside a good way. Likewise, it will join coordinators and you can investment executives to establish associated polices and you will smoothing urban regeneration systems as a consequence of increasing customers facts of the delivering it is possible to abilities and positives in their homes speed before execution off metropolitan regeneration and you will innovation programs.
114 Plasma Qualities Affect Neon Tubing Plasma Antenna Performance
So it report gifts the study with the show from monopole antenna with fluorescent hoses. Within research, the fresh new simulation and you will experimental strategy is conducted. The fresh fluorescent tube with various size and you can dimensions are tailored playing with Computer Simulator Technology (CST) application plus the services off antenna parameter was simulated on app. CST was utilized so you’re able to replicate antenna details including come back loss, resonant regularity, get and directivity. Vector Circle Analyzer (VNA) was used to measure this new return death of plasma antenna for the order so you can confirm the fresh simulation performance. Regarding simulator and you may test, the supply volume is decided which range from 1 Gigahertz to 10 Ghz. The results show that the fresh come back loss of plasma antenna changes whenever sized fluorescent tubes is actually varied, correspond to various plasma qualities. They implies that additional opinions out-of plasma properties like plasma regularity and crash regularity gets variation consequence of get back losings, obtain and directivity. Towards the acquire, the costs include 2.fourteen dB in order to 2.thirty-six dB. The fresh go back death of plasma antenna now offers high worth start around – dB to help you – dB. The higher the costs away from plasma volume and you will collision regularity, the greater return losings is available. The prices obtained is actually comparative for the conventional form of material antenna.
113 Thermal Conductivity away from Al2O3/Water-Depending Nanofluids: Revisiting this new Has an effect on from pH and you can Surfactant
The present work focuses on the preparation and the stabilization of Al2O3-water based nanofluids. Though they have been widely considered in the past, to the best of our knowledge, there https://sugardaddydates.net/sugar-daddies-uk/birmingham/ is no clear consensus about a proper way to prepare and stabilize them by the appropriate surfactant. In this paper, a careful experimental investigation is performed to quantify the combined influence of pH and the surfactant on the stability of Al2O3-water based nanofluids. Two volume concentrations of nanoparticles and three nanoparticle sizes have been considered. The good preparation and stability of these nanofluids are evaluated through thermal conductivity measurements. The results show that the optimum value for the thermal conductivity is obtained mainly by controlling the pH of the mixture and surfactants are not necessary to stabilize the solution.