explosion limits and oxidation characteristics of hydrogen

... produce moles of hydrogen with mole of n-butyrate or moles of hydrogen with mole of acetate from mole of hexose In most cases using soluble defined substrates, hydrogen production yield and major ... alcohol, and small amounts of 2propanol, butanol and 2-pentanol were also detected Effects of VS concentration and mixing ratios on hydrogen fermentation The hydrogen production potential of food ... bottles Each bottle was supplemented with 200 mg of KH2PO4, 14 mg of MgCl2•4H2O, mg of Na2MoO4•4H2O, mg of CaCl2•2H2O, 2.5 mg of MnCl2•6H2O, and 10 mg of FeCl2•4H2O, which was modified from Lay et...

Ngày tải lên: 05/09/2013, 08:40

... knowing the flammability limits of each component of the mixture, it is possible to compute the lower and the upper limits in the case of a mixture with a greater amount of hydrogen [16,17] obtaining ... plant of storage and vaporization of nitrogen, carbon dioxide and oxygen The second one is devoted to the implementation of a bunker for storing hydrogen in a cylinder, with the relative unit of ... important fraction of the producer gas of around 25% of the volume on dry basis [8] The reaction quickly balances because of the high temperature of the stack and a greater amount of H2, flowing into...

Ngày tải lên: 01/08/2016, 09:32

... Chemical Characteristics of U.S DDGS Physical and chemical characteristics of distiller’s dried grains with solubles (DDGS) vary among sources and can influence its feeding value and handling characteristics ... Physical & Chemical Characteristics of DDGS Particle Size, Bulk Density and pH Particle size and particle size uniformity of feed ingredients are important considerations of livestock and poultry nutritionists ... size (geometric mean), the coefficient of variation (CV) and 08 - Physical & Chemical Characteristics of DDGS standard deviation (SD) of particle size within and among ethanol plants were calculated...

Ngày tải lên: 08/08/2012, 10:03

... generation) The presence of hydroperoxides increases the risk of polymerization and acidification and of the appearance of insoluble sediments and gums, which can lead to filter plugging and deposits in ... Where, JT 80:20 = Blend of 80 % of jatropha oil methyl ester and 20 % of tallow oil methyl ester by volume, JP 50:50 = Blend of 50 % of jatropha oil methyl ester and 50 % of palm oil methyl ester ... volume, JT 50:50 = Blend of 50 % of jatropha oil methyl ester and 50 % of tallow oil methyl ester by volume, SFCt 50:50 = Blend of 50 % of sunflower oil methyl ester and 50 % of coconut oil methyl...

Ngày tải lên: 05/09/2013, 15:28

... Fragments of HSQC and HMBC spectra of compound Labels illustrate assignment of the amide linkage between the amino group of Asp and the carboxyl group of GalA residue E Scheme The structures of oligosaccharides ... Amide linkage between C-6 of residue E and an amino group of the aspartic acid was identified on the basis of the HMBC correlation between H-2 of aspartic acid and C-6 of the GalA E, thus showing ... 30 min), dried and analyzed by GC-MS with the standards prepared from D-GalN and (R)- and (S)-2-BuOH The absolute configuration of L-aspartic acid was determined by chiral HPLC of the oligosaccharide...

Ngày tải lên: 19/02/2014, 16:20

... the success of treatment and control of TB Conclusion Through the investigations of clinical and demographic features of the patients hospitalized in a referral hospital for treatment of TB during ... diagnostic method of TB was detection of Mycobacterium tuberculosis in the sputum on 1353 (56.3%) of patients, diagnosis by means of clinical and radiological findings on 346 (14.4%) of patients, ... the success of treatment and control of TB It has been widely accepted that tuberculosis and poverty have been closely linked since the scientific study of the disease began (Link and Phelan,...

Ngày tải lên: 15/03/2014, 03:20

... CO and CH w5x In general, the sensing characteristics, such as sensitivity and selectivity, of the polycrystalline sensor depend greatly on the microstructural properties of the polycrystal and ... size of WO film decreases as the amount of SiO binder is increased w3x Thus the addition of a suitable amount of SiO in WO sol–gel is believed to increase the porosity of the composite film and ... sensing characteristics related with fabrication methodology andror microstructure of the polycrystals In this paper, we have investigated the effects of binders on the sensing characteristics and...

Ngày tải lên: 20/03/2014, 13:04

... Figs and for the other factors) None of the controls consisting of the DNA probe alone (lane 1), or of probe plus recombinant proteins (lanes 4–7), gave a labelled band at the position of the ... partial loss of competitor strength became apparent, and this effect was more pronounced in the presence of SASIG1 and SASIG2 compared to SASIG3 and r70 This was most evident in the case of M-19 A/G ... peptides of SASIG1, and Serine and threonine residues are marked by dots, basic residues by + signs The hypothetical cleavage sites are marked by arrows (C) Alignment of regions 2.1–4.2 of SASIG1...

Ngày tải lên: 31/03/2014, 07:20

... Sequence analysis Both CM-AAT1 and CM-AAT2 encode proteins of 461 amino acids with a theoretical molecular mass of 51.5 kDa and 51.8 and a pI of and 8.5, respectively, and 87% identity at the amino ... recombinant protein was capable of producing esters from a wide range of combinations of alcohols and acyl-CoAs with the exception of ethanol, nonanol, and linalol from acetylCoA, and ethanol, cis/trans-3-hexenol, ... trellis in a greenhouse under standard cultural practices for fertilization and pesticide treatments Flower tagging on the day of hand pollination and daily measurements of internal ethylene (WT fruit...

Ngày tải lên: 31/03/2014, 21:21

... color and appearance of boiled dumplings, and then opened the fringe of the dumpling and removed the filling, followed by evaluations of firmness, elasticity, stickiness, and smoothness of boiled ... appearance of raw dumplings, panelists should assess the degrees of flatness, and lack of gas bubbles and rupturing of dumpling sheets Flatness requires that the dumpling sheet surface is flat and uniform, ... dumpling sheets The filling was a blend of ingredients (200 g of macerated cabbage, 100 g of fried egg, 10 g of oil, g of shallot, g of ginger, g salt, and g monosodium glutamate) mixed in a plastic...

Ngày tải lên: 05/05/2014, 08:43

... provide better understanding of the combus- tion process in gas–diesel engines and some of their performance features and emission characteristics [14–16] Moreover, the effects of some important ... efficiency and reduction in CO Furthermore, the application of EGR involves replacement of some of the inlet air with EGR The consequences of this replacement include a dilution of the inlet charge and ... slow burning rate of natural gas is also observed The presence of EGR absorbs a considerable amount of the heat release, as a result of substituting some of O2 by CO2 and part of H2O in the exhaust...

Ngày tải lên: 15/06/2014, 09:26

... conception and design of data, drafting the manuscript, and giving the final approval; JHY, YHP, JML and YHK have contributed in analysis of data and performing the experiment All authors read and approved ... the internal environment of the host ceases to have a decisive role in the determination of the growth characteristics of the growth plate, and the increase in length of the growth plate is primarily ... rate at 10 weeks of age is a fraction of the rate at weeks of age [21,22] The temporal analysis of rat growth plate shows cessation of growth with age, despite the presence of a physis [23] For...

Ngày tải lên: 20/06/2014, 07:20

... FIGO-staging profile has Page of 10 also been documented in other studies performed in Brazil: Badiglian Filho et al [27] have reported an incidence of 26.3% and 42%, and Derchain et al [32] of 34% and ... IV, in a total of 89 staged cancers We have also observed a slight predominance of poor staged cancers, as 43.8% of cases had a better prognosis profile (I and II) versus 56.2% of the cases that ... populations from São Paulo and Espírito Santo States are composed by, respectively: 67.2% and 42.2% Caucasian; 6.2% and 8.5% Afrodescendant; 25.4% and 48.6% Brown (Pardo) and 1.3% and 0.7% Native Brazilians...

Ngày tải lên: 20/06/2014, 08:20

... and scratch test and wrote the manuscript YK carried out the two thermal analysis of the Ag nanopaste and participated in the screen printing SBJ participated in the design and coordination of ... scratch testing Page of Figure A TEM image (a) and size distribution (b) of Ag nanoparticles 10 and 30 nm with a narrow distribution, as shown in Figure 2b This distribution of particle size was ... image, most of the Ag nanoparticles have a diameter of approximately 25 nm It was also confirmed that the diameters of the Ag nanoparticles were within Figure A Schematic diagram of scratch testing...

Ngày tải lên: 20/06/2014, 23:20

... and scratch test and wrote the manuscript YK carried out the two thermal analysis of the Ag nanopaste and participated in the screen printing SBJ participated in the design and coordination of ... scratch testing Page of Figure A TEM image (a) and size distribution (b) of Ag nanoparticles 10 and 30 nm with a narrow distribution, as shown in Figure 2b This distribution of particle size was ... image, most of the Ag nanoparticles have a diameter of approximately 25 nm It was also confirmed that the diameters of the Ag nanoparticles were within Figure A Schematic diagram of scratch testing...

Ngày tải lên: 21/06/2014, 17:20

... and scratch test and wrote the manuscript YK carried out the two thermal analysis of the Ag nanopaste and participated in the screen printing SBJ participated in the design and coordination of ... scratch testing Page of Figure A TEM image (a) and size distribution (b) of Ag nanoparticles 10 and 30 nm with a narrow distribution, as shown in Figure 2b This distribution of particle size was ... image, most of the Ag nanoparticles have a diameter of approximately 25 nm It was also confirmed that the diameters of the Ag nanoparticles were within Figure A Schematic diagram of scratch testing...

Ngày tải lên: 21/06/2014, 17:20

... production, use, and disposal To date, the potential environmental effects of NPs, in any quantity, are largely unknown [1-3]; therefore, an understanding of the transport, transfer, and fate of NPs in ... Hence, knowledge of toxic compound adsorption onto NPs is critical and helpful for their risk assessment, and it is also useful for understanding the effect of nanomaterials on the fate of toxic compounds ... 0.9815), and this result may be due to the homogeneous distribution of active sites on the surface of ceria NPs Furthermore, the values of RL for the Langmuir isotherm were between and 1, and the...

Ngày tải lên: 21/06/2014, 17:20

... (65.12%), galactose (28.72%) and glucose (6.12%) (Table and Fig S1) The contents of proteins, hexosamine and uronic acid of this polysaccharide are 0.20%, 0.06% and 0.29%, respectively (Table ... analysis of CPSN Fr II and standard polymers according to the absorption maximum of the congo red-polysaccharide complex at various concentrations of NaOH For more details, see Section (C–H), and ... T-lymphocytes and macrophages: Signaling cascade and induction of cytokines Journal of Ethnopharmacology, 124, 61–68 Ciucanu, I., & Kerek, F (1984) A simple and rapid method for the permethylation of carbohydrates...

Ngày tải lên: 28/06/2014, 11:20

... level of significance (α < 0.05) occurred between the unmixed spruce stand and mixed stand of spruce with beech, between the unmixed spruce and beech stand, mixed stand of larch with beech and ... stand (aged 30 years) in the Drahanská vrchovina Upland MATERIAL AND METHODS Site and stand descriptions The study compares humus conditions and basic growth characteristics of two mixed stands ... unmixed beech stand (22.0 t/ha) The mixed stand of spruce with beech and the spruce stand represent a mean between the stands – The active soil reactions of forest floor of the spruce stand 4.0 (±...

Ngày tải lên: 07/08/2014, 03:22

... in Switzerland At the age of 9–10 and 11–12 months, the body length is greater in the Kostelec area, and it is the same in the Doupov area and Šumava as in Switzerland At the age of 13–18  months, ... altitude of 200–1,800  m a.s.l., with forest coverage of 60% and an agricultural landscape (with an intensive type of agriculture) constituting only 10% of the area, similar to the Doupov area and ... group of the European wild boar (Sus scrofa) Journal of Reproduction and Fertilization, 80: 613–617 Fernandéz-Llario P., Mateos-Quesada P (2005): Influence of rainfall on the breeding biology of...

Ngày tải lên: 07/08/2014, 10:21