effect of mastication rate on the release of aroma

... understanding of the role of controlled release behavior of 2,4-D on the latex output from the rubber tree could lead to the application of 2,4-D in the form of slow release formulation It is hoped that the ... represents the percentage release of 2,4-D at the time t, C is a constant, Mt represents the concentration of 2,4-D at the time t, Mf represents the final concentration of 2,4-D and k is a rate constant, ... ternary release media, the presence of phosphate anion speeds up the release rate The data of the release of 2,4-D from its nanohybrid compound showed that the release of 2,4-D is governed by the...

Ngày tải lên: 22/06/2014, 00:20

... affected the viability of the seeds enclosed in the cones in either of the species Therefore, it seems certain that cones provide efficient insulation against the devastating effects of fire Moreover, ... muricata [16, 20] In these species the cones only open after fire thus ensuring regeneration of their populations DISCUSSION Species of the genus Pinus have, traditionally, been considered to be well ... the rate of seed release (figures and 2), or in the rate of scale opening In both P pinaster (figure 1) and P radiata (figure 2), the rates of seed release are invariably lower than the rate of...

Ngày tải lên: 30/06/2014, 05:04

... wheel, the longer path The increasing speed of the wheel make the thickness of ribbons thinner and the ratio between the area and volume of the ribbons that contact with the surface of the wheel ... that the wheel gets heat faster and more than from inside of the ribbon, so the ribbon is cooled faster Therefore, the speed of the wheel is proportional to the cooling rate It means that two concepts ... corresponds to the crystallization of α-Fe(Si) phase and the second one is related to the forming of boride phase (Fig 2) When increasing cooling rate, the first peak (Tp1) and the second one (Tp2)...

Ngày tải lên: 05/03/2014, 14:20

... increases the risk of vaccine stock-outs This study aimed to assess the impact of the introduction of 2-dose lyophilized DPT-HB-Hib and of vaccine wastage rate on the cost-effectiveness of EPI as ... 13 Figure The Map of the North region of Cameroon showing the health districts Ebong and Levy Cost Effectiveness and Resource Allocation 2011, 9:9 http://www.resource-allocation.com/content/9/1/9 ... http://www.resource-allocation.com/content/9/1/9 Page of Figure The Map of Cameroon showing the ten regions coverage and efficiency This is because the quantity of vaccines is determined by the central level on the basis of administrative...

Ngày tải lên: 13/08/2014, 11:22

... percent year -on- year in the third quarter of 2015 The recent economic performance in EMEs India  Expanded 7.4 percent year -on- year in the three months to September of 2015 The recent economic performance ... environment partly 3-Why is the Fed considering rising interest rates now? The current performance of US economy  The Real GDP growth (based on 2009 dollars) grew by 3.7% during the second quarter ... Why is the Fed considering rising interest rates now?  How does the global market affect the Fed’s decision?  How an interest rate hike would affect emerging market? 2 .The recent economic performance...

Ngày tải lên: 24/12/2015, 15:39

... ventilation effect by the natural convection (Shimizu and Morita, 1962) However, there have been no studies of the effect of the vertical pipes on the passive aeration and the composting rate The ... based on the ratio of carbon loss as CO2 to the carbon contained in the DF alone In our investigation, the concentrations of CO2 from about to 19% in the exhaust gas were detected during each of the ... determine the effect of the number of the ventilation pipes on the composting rate, an attempt was made to correlate the composting rate with the number of the perforated pipes for air supply in the...

Ngày tải lên: 05/09/2013, 08:40

... coefficient of 4.7 ± 0.8 We have also tested the effect of Gd3+ on the luminal side of the reconstituted channel To decrease the possibility of the applied Gd3+ acting on the cytoplasmic site of the ... Decreasing the Gd3+ concentration on the trans side of the channel by addition of equimolar EGTA resulted in the recovery of the channel from the inhibition (Fig 3D) in less than one minute The observation ... experiments The rate of release decreased in the presence of 20 lm Gd3+ This concentration of Gd3+ increased the time taken for calcium release without affecting the total amount of calcium released The...

Ngày tải lên: 19/02/2014, 16:20

... excess of 80 percent of the market We contrasted the response of these stocks to those of non-financial firms using a selection of industry indices These returns were examined for 10 rate increase ... competition, has had the effect of limiting competition and promoting the safety of the top four banks The Australian banking market with an index of 1251 in 2005 is moderately concentrated However, ... discouraged further consolidation of the larger banks to encourage competition This has however, strongly entrenched national distribution of the older established participants giving them strong market...

Ngày tải lên: 15/03/2014, 01:20

... determining the effect of pH on the kinetic parameters of a two-substrate enzyme, one substrate is held at 10 · Km (91% saturating) and the variation of initial rate with the concentration of the second ... Questions on the possible function of BVR-A in cyanobacteria parallel a major re-evaluation of the function of BVR-A in mammals Once considered to play a role solely in the elimination of excess ... against the concentration of inhibitory product The straight line intercepted the x-axis at –Kis to give the inhibition constant for the slope effect For inhibition constants involving intercept effects,...

Ngày tải lên: 23/03/2014, 05:22

... genetic effect has a small effect in the estimation of the means of the marginal posterior distributions No other authors have studied hitherto the effect of selection for growth rate on the growth ... selection on the growth curve has been approached only indirectly, based on the estimation of the genetic parameters of the growth curve more than in the direct comparisons of the effect of selection ... estimated without the need of a control population However, we only had data in the last generation of selection, not in the other ones, and the lack of data in all the other generations makes this...

Ngày tải lên: 14/08/2014, 13:21

... Psychoemotional aftermath With respect to the tsunami's psychoemotional aftermath, the full impact of the wave on the mental health of the survivors is still unknown [2] In February 2005 the World ... This strategy is commonly followed in our facility for infection of unknown origin and generally corresponds to the guidelines of the PaulEhrlich Society for Chemotherapy [48] In addition, this ... estimation about the force with which the victims were hit and swept away by the wave Antiinfective therapy Our intial choice of anti-infective therapy was a combination of a potent quinolone combined...

Ngày tải lên: 25/10/2012, 10:41

... (phenylephrine; with the hydroxyl group on the meta position) which is used in nasal decongestants and is not a constituent of C aurantium Because of the known cardiovascular effects of nor-epinephrine ... Given that the control group responded similarly to the two treatment groups after the meal at the four and eight hour measurements (one and five hours after the meal), the reason for the apparently ... only the six hour time point (three hours after the meal) is unclear No explanation is given by the authors for this change in heart rate Gougeon et al [19] reported that the thermic effect of...

Ngày tải lên: 25/10/2012, 11:10

... contamination PCR reaction triplicates showed no major differences among them and expression levels of the internal control were similar in the different experiments The expression levels of csp ... parasite development in the sporogonic [3 - 5], exoerythrocytic [6] and erythrocytic [7] cycle However, there is almost no information on the effect of antibodies on the expression of Plasmodium immunogenic ... Quantification relies on the comparison of the critical threshold cycle (Ct) of an unknown sample against a standard curve of known quantities Ct is the amplification cycle at which the fluorescence...

Ngày tải lên: 02/11/2012, 10:14

... fact of considering only one of the channels in the regression (either the change, which given the MASTER THESIS: THE EFFECT OF EDUCATION ON ECONOMIC GROWTH negative correlation, would lead to ... male individuals go in the same direction than with the whole population, confirming thereby my previous results Conclusion The literature on the effect of education on economic growth is far from ... specially the definition of human capital In order to measure the impact of this misspecification, the authors analyze two specifications for the regression of economic growth on human capital : • One...

Ngày tải lên: 24/08/2013, 18:40

... Amount of Organic Carbon/amount of PAC ( mg g-1) adsorption capacity of PAC does not totally due to the adsorption of DOM on PAC 10 AC AC AC AC PAC on P on P on P on P ion ion tion New tion ba ... biofilm developed on PAC, the incubation was The amount of organic carbon was indicator as the amount of biofilm developed on PAC shows the amount of organic carbon on PAC after each incubation ... clarify the effect of DOM and biofilm on the adsorption capacity of PAC in the aeration tank of PACT process The specific conclusions derived from this study are as follows: (1) The adsorption capacity...

Ngày tải lên: 05/09/2013, 08:40

... of the solution inside the photoreactor were continuously monitored The adjustment of the pH of the solution was done using 1.0N NaOH and 1.0N H2SO4 The effect of the initial pH of the solution ... 2001) The dosage of H2O2 in the solution has a remarkable effect on the rate of degradation of the target pollutant When the initial H2O2 concentration is increased beyond the optimum level, the ... solutions The initial concentration of the solution being irradiated was also found to have significant effects on the rate of pollutant degradation as well as the kind and concentration of intermediates...

Ngày tải lên: 05/09/2013, 09:08

... reduce the effectiveness of disinfectants Therefore, in this study, we examined the effects of turbid substances in suspensions of C parvum oocysts on the degree of UV inactivation of the oocysts ... *Concentrated with ultra-filtration membranes **UV intensity at the surface of the suspension ***UV dose at the surface of the suspension ****Average UV dose from the surface to the bottom of the ... (mW/cm2) and A is the absorption coefficient of the suspension at a wavelength of 254 nm (cm-1) The average intensity of UV irradiation from the surface to the bottom of the suspension [Iav (mW/cm2)]...

Ngày tải lên: 05/09/2013, 09:08

... during the composting process could be due to the production of ammonium as a result of the ammonification process (Huang et al., 2004) The pH patterns were concomitant to the previous studies on the ... 2) The pH of compost in piles and were lower than the other piles This may be due to the higher organic carbon content (around 45%) in these piles A large pH drop in the compost piles at the ... at Day and during the composting process in all compost piles were adjusted to 60 % because an optimum level of moisture content had strong effect on oxygen consumption rate of aerobic heterotroph...

Ngày tải lên: 05/09/2013, 09:08

... the determination of total lead content before the instrumental analysis On the other hand, the concentration of dissolved fraction was determined for the filtrate samples with the same type glass ... mgZn/kg based on the uniform distribution of these metals in the sediments of the lake The higher concentration in the northwest part of the lake is probably due to reverse flow of the polluted Pasig ... Accuracy of the measurement was confirmed through the analysis of Laguna Lake samples, as shown in the result section of the paper In addition, the accuracy was also confirmed through the monitoring...

Ngày tải lên: 05/09/2013, 09:08

... From the stoichiometric point of view based on equation (1), the Fe addition of the Fe/P molar ratio of 0.2 could remove a maximum of mg/L of phosphorus from the influent phosphorus concentration ... ratio of the Fe concentration in the SBR tank to the phosphorus concentration in influent was about Therefore, enough Fe was accumulated in the activated sludge and they would contribute to the ... addition could decrease the phosphorus concentration at the end of the anaerobic phase and enhance the phosphorus uptake rate during the aerobic phase The Fe content in the activated sludge (CFe;...

Ngày tải lên: 05/09/2013, 10:15