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1 year ago

pH dependent sorption Fig nbsp xA Comparison of the fractional

The pHPZC for Filtrasorb 400 has been reported (Radovic et al., 2001) to be 6.4 (Zaini et al., 2009), 6.5 (Bjelopavlic et al., 1999), 7.1 (Huang and Smith, 1981), 7.2 (Al-Degs et al., 2000), 8.82 (Valdes et al., 2003), and 10.4 (Corapcioglu and Huang, 1987). In this experiment, the activated carbon is presumed to be excessively positively charged at pH = 6 and excessively negatively charged at pH = 9, thereby affecting differentially the interaction of ionizable and polar analytes at the two pH extremes.

1 year ago

Given the previous results the recalcitrance

AcknowledgementsThis research was supported by TIC10 research grant from the Alberta Water Research Institute, the Helmholtz-Alberta Initiative, and a Natural Sciences and Engineering Research Council of Canada (NSERC) Senior Industrial Research Chair (IRC) in Oil Sands Tailings Water Treatment through the support by Syncrude Canada Ltd., Suncor Energy Inc., Shell Canada, Canadian Natural Resources Ltd., Total E&P Canada Ltd., EPCOR Water Services, IOWC Technologies Inc., Alberta Innovates — Energy and Environment Solution, and Alberta Environment and Sustainable Resource Development.
Appendix A. Supplementary data
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Keywords
Tamiflu; Relenza; River water environment; Mathematical epidemic models; Drug-resistant influenza virus; Wildfowls; Ozonation; Sewage treatment plant
1. Introduction
In recent years, an issue with the anti-influenza drug, oseltamivir (Tamiflu®, OS), which is used to treat influenza, and its pharmacologically active metabolite (oseltamivir carboxylate: OC) being discharged into river environments has drawn significant attention (S?derstr?m et al., 2009, Ghosh et al., 2010b, Prasse et al., 2010, Azuma et al., 2012, Azuma et al., 2013 and Singer et al., 2014). Wildfowl living in river basins carry all types of the influenza virus and are in fact the origins of type A influenza, which infect and spread throughout humans, poultry and swine (Suarez and Schultz-Cherry, 2000 and Wang et al., 2008). For this reason, there are deep concerns about outbreaks of drug-resistant influenza viruses as a result of wildfowl consuming river water containing anti-influenza drugs and the risk for epidemics among humans (Singer et al., 2007 and Straub, 2009).

1 year ago

Williamson ndash Hall analysis obtains a semi quantitative measurements

The X-ray diffractogram for the N powder BGC 20-761 given in Fig. 1. The metastable IQC phase has been formed with the α-Al. No intermetallics were observed. Peak positions at 2θ angles of 22.5, 40.9, 43.1, 61.0, 73.1 were identified for the IQC phase labelled using the Cahn’s notation [14]. The XRD for the γ-alumina powder is also given at the bottom in Fig. 1, γ-Al2O3 peaks are broad and the main peaks of the cubic γ-Al2O3 phase can be overlapped with the main peaks of the other phases of alumina, such as the monoclinic phase. The relative intensities between peaks differ from the reference pattern [15], especially between the (4 0 0) and (4 4 0) planes with peaks at 45.6°(2θ) and 66.9°(2θ) respectively. In a study into commercial γ-Al2O3 nanopowders [16], the authors attributed primary body phenomenon to “differences in site occupancies within the unit cell”, suggesting possible causes to be anisotropic crystal shape or the presence of another Al2O3 phase, since γ-Al2O3 is the most thermodynamically stable Al2O3 phase at room temperature and for nanosize particles <13 nm in size [16].

1 year ago

Fig nbsp xA Hotspot identification for SS

Fig. 5. Hotspot identification for SS2 of Baseline Scenario.Figure optionsDownload full-size imageDownload as PowerPoint slide
However, considering the share of the global impact due to SS2 for these two impact categories (17.5% for FE and 3.7% for MFRD), the impact of salt on the environmental burdens of the FU is small.
3.2. Alternative Scenario: by-product as feedstock for AD plant
Table 4 reports the results about the environmental performance of tomato purée achieved considering the AJ 76 digestion of tomato by-product. Fig. 6 highlights the contribution of the three different subsystems; the energetic valorization of by-products involves an environmental benefit for all the impact categories evaluated. This benefit is low (< 3%) for AP, FE, TE, ME and MFRD while blastocyst is higher for POF (− 3.30%), PM (− 5.38%), CC (− 6.29%) and OD (− 13.16%).
Table 4.
Fig. 6. Hotspot identification for the Alternative Scenario.Figure optionsDownload full-size imageDownload as PowerPoint slide

1 year ago

In the control test without any catalysts only around of

As the proportion of MWNTs in the composite further increased, the degradation efficiency gradually decreased. This could be due to that more MWNTs might block the pores of the composites and reduce the active sites of Bi2WO6. As a result, the photodegradation efficiency of the photocatalyst decreased [18]. Thus the 3% MWNTs–Bi2WO6 was selected for the following study.
To illustrate the impact of hybridization of MWNTs with Bi2WO6 on the photodegradation of TC, the photodegradation efficiency of the 3% MWNTs–Bi2WO6 was compared with other materials, including the physical mixture of Bi2WO6 and 3% MWNTs, anatase, rutile and P25 TiO2.

1 year ago

Experimental details Porous Ba minus xSrxTiO

During the sintering, the graphite burned out and resulted CO2 was eliminated, while the places occupied initially by graphite platelets became internal micro/macropores distributed in the volume of the ceramic body. After sintering the green compacts, shrinked disc-shaped dense of porous BST samples with various porosities were obtained. To remove the possible stresses due to the sintering and to allow the full reoxidation, the ceramic samples were heated at 1100 °C/36 h and slowly cooled down to room temperature.

1 year ago

Both capacities measured with and xA mA xA g minus

10 as a comparison. In the stoichiometric series, the low-rate capacity first increases and then decreases while the HRD continues to drop as the Y-content increases. The initial increase in capacity is due to the increase in C15 phase, which may possess a higher storage capacity [58]. The decreases in both capacity and HRD are due to the increase of TiNi phase, which has a smaller storage capacity and slower reaction [40] and [59].

1 year ago

Results and discussion Hydrochemistry Occurrence of antibiotics in groundwater and

3.3. Distribution of ARL 17477 in the aquatic environment
3.3.1. Spatial distribution and potential sources
3.3.2. Vertical infiltration from surface water to groundwater
Fig. 6. Percentages of individual antibiotics in water samples (A) and the percentages of attenuation amplitudes from surface water to groundwater (B, points in red rectangle with relative lower values).Figure optionsDownload full-size imageDownload as PowerPoint slide
4. Conclusions
Conflict of interest
The authors declare that microvilli have no conflict of interests.
AcknowledgmentsThe research work was jointly funded by the National Natural Science Foundation of China (No. 41103063, No. 41120124003, No. 40830748), and the Science Foundation of Central Colleges (CUGL100217 and CUG120406).
Appendix A. Supplementary data
Supplementary material.Help with DOCX filesOptionsDownload file (192 K)
Moon Festival; Urban aerosol; Biomass burning; Carboxylates; Carbohydrates; Levoglucosan; Backward trajectory

1 year ago

To get an idea Fig illustrates the temperatures of

Using the temperature profiles of the outer wall for all combustor types presented in the current study, the radiative heat transfer is estimated by the following expression:equation(12)Q?Rad=σ·2πro∑i=1nΔxi(Ti4-Ts4)Here ‘i’ is the number of intervals on which the outer wall temperature is evaluated.
The efficiency of a TPV array (ηTPV)(ηTPV) is a strong property of combustor’s material (emitter) and maximum power of the PV cell. To estimate this 3-Methyladenine efficiency, the current study assumes a thermally excited Co/Ni-doped MgO emitter for a GaSb TPV cell. For such an emitter and TPV type, the efficiency is reported to be 15.4% [33].
2.4. Turbulence models
2.5. Boundary conditions
•Inlet: Hydrogen–air mixture velocity, species concentration, temperature and turbulence intensity are all specified at the inlet. The numerical values for these parameters are taken from the experimental study by Li et al. [24].•Outlet: The pressure boundary condition is specified. Furthermore, the species and temperature gradients are taken to be 0.•Walls: Walls of the combustor at the inlet and exit planes are insulated.-kdTdxi=0.

1 year ago

Fig xA Classification plot of PCR analysis for

The second derivative IR spectra show differences concerned with peak position particularly in the range of 1800–1400 cm−1, and especially the differences on lipids content of three surimi become more apparent. In 1710–1600 cm−1 of amide I absorption band, different peak positions, shapes and intensities indicate that the three have different profiles of proteins (Fig. 4). Compared to the other two surimi, HS has strong absorption peaks at 1679 cm−1, 1656 cm−1 and 1631 cm−1, while the peak at 1682 cm−1 in WCS and RCS is much stronger.