Adsorption of benzoic acid onto high specific area activated carbon cloth
Adsorption characteristics of Ni2+ ion onto the diethylenetriaminepentaacetic acid-melamine / polyvinylidene fluoride blended resin
... qt(mg/g) 10.0 7.5 5.0 2.5 40 80 120 160 200 t(min) Figure Effect of pH on the adsorption of Ni2+ ions The effect of the initial Ni2+ concentration on the Ni2+ adsorption capacity of the blended resin ... show that the adsorption of Ni2+ by the blended resin is a spontaneous, exothermic process Table Thermodynamic parameters for the adsorption of Ni2+ on the blended resin T/K 288 298 308 ∆G /( kJ⋅mol–1) ... adsorption isotherms model, which shows the mono-molecular layer characteristics of the adsorption sites on the resin The adsorption of Ni2+ ions onto the blended resin was found to be an ion- exchange...
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Báo cáo khoa học: Energetic and metabolic transient response of Saccharomyces cerevisiae to benzoic acid docx
... properties and cell size to the presence of benzoic acid Transient response to benzoic acid total membrane surface area (=AXÆCXÆVL) available for the benzoic acid transport during the transient ... al Transient response to benzoic acid A B C D E Fig Transient responses to the shift in benzoic acid concentration (the timing of the shift is marked by a dashed vertical line) (A) Benzoic acid ... consumption due to the addition of benzoic acid In order to study the adaptation of cells to benzoic acid, we use the transient O2 consumption profile to reconstitute the dynamics in benzoic acid transport,...
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ADSORPTION OF pb AND cd ONTO METAL OXIDES
... 6.0 before autoclaving Pb and Cd speciation calculated by MINEQL for a total Pb/ Cd concentration of 1.0 mM b Measurement of Pb and Cd adsorption to natural bio®lms Pb and Cd adsorption isotherms ... isotherms, and Pb adsorption was almost an order of magnitude greater than that of Cd (Figs and 3) Extraction with NH2OHÁHCl and Na2S2O4 signi®cantly reduced both Pb and Cd adsorption, and adsorption ... acid and reducing the extraction time to 30 Fig Test for adsorption interference between Cd and Pb A Pb adsorption to bio®lms in the presence and absence of Cd B Cd adsorption in the presence and...
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High specific surface area porous sic ceramics coated with reticulated amorphous sic nanowires
... surface The as-synthesized porous SiC ceramics, coated completely with reticulated amorphous SiC nanowires, possess high specific surface areas and porosity The specific surface area and porosity can ... planes of b -SiC Fig XRD patterns ((a) external and (b) internal) of high specific surface area porous SiC ceramics coated with reticulated SiC nanowires fabricated at 1500 1C for h with Ar pressure ... linearity of the curve implies that the emission of the high specific surface area porous SiC ceramics coated with reticulated SiC nanowires agrees with the properties expected for field emission aluminum...
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preparation and characterization of high surface area nanosheet titania with mesoporous structure
... The nanosheet structure after calcinations was destroyed and changed to nanorods/nanoparticles composite at high temperature [27,30] Conclusions In summary, high surface area nanosheet TiO2 with ... diameter and about 5–10 nm in particles diameter, Fig 6(a–f)) The SEM, TEM, and SAED images of the nanosheet TiO2 calcined at 600 and 700 °C showed almost nanoparticles with a mixture of anatase and ... pattern of the as-synthesized nanosheet TiO2, and nanosheet TiO2 calcined for h at 300–700 °C The nanosheet TiO2 calcined for h at 300–500 °C consisted of anatase TiO2 structure The peak intensity of...
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báo cáo hóa học:" Anti-angiogenic effect of high doses of ascorbic acid" pptx
... collected after 3–6 hours of culture medium a b Figure high doses of ascorbic acid on capillary tube formation by endothelial progenitor cells Effect of1 Effect of high doses of ascorbic acid on capillary ... determine the effects of the high concentrations of ascorbic acid on energy metabolism and capillary tube formation Effects of high dose ascorbic acid on angiogenesis The effect of ascorbic acid ... http://www.translational-medicine.com/content/6/1/50 b Figure high doses of ascorbic acid on capillary tube formation by mature endothelial cells Effect of2 Effect of high doses of ascorbic acid on capillary tube formation...
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báo cáo hóa học:" High dose concentration administration of ascorbic acid inhibits tumor growth in BALB/C mice implanted with sarcoma 180 cancer cells via the restriction of angiogenesis" potx
... medium, in plates of 100 mm in diameter, and then × 105 cells in 200 ml PBS were injected into the abdominal cavities of experimental mice using a 21 G injector The high dose ascorbic acid dose of ... concentration ascorbic acid at two-day intervals for Group F was injected with low dose ascorbic acid before injecting cancer cells, and was then treated with high dose concentration ascorbic acid after cancer ... of BALB/C mice implanted with S -180 sarcoma cancer cells The increase in RKIP protein level suggested that these proteins are involved in the ascorbic acid- mediated suppression of tumor formation...
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Báo cáo vật lý: "Immobilization of Dithizone onto Chitin Isolated from Prawn Seawater Shells (P. merguensis) and its Preliminary Study for the Adsorption of Cd(II) Ion" pdf
... onto Chitin 72 Free dithizone Chitin -dithizone Figure 3: IR spectra of (a) free dithizone and (b) dithizone- immobilized chitin The XRD spectra and their d-spacing data of free dithizone and dithizone- immobilized ... (ml), and m is the weight of the chitin or chitin -dithizone adsorbents The effect of adsorbent mass on the amount of adsorbed Cd(II) ion was investigated using the same procedure, but the weight of ... used for adsorption equilibrium experiments is provided for each pH used in the experiment Therefore the value of the adsorbed Cd(II) ions presented in Figure is purely from the adsorption of dithizone- immobilized...
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High-Surface-Area Catalyst Design- Synthesis, Characterization, and Reaction Studies of Platinum Nanoparticles in Mesoporous SBA-15 Silica
... nm, and (e) 7.1 nm 3.2 Synthesis and Characterization of Pt /SBA-15 Catalysts 3.2.1 Incorporation of the Pt Particles in SBA-15 Structure SBA-15 with a pore diameter of 9.0 nm was used as a catalyst ... the conditions of catalyst synthesis The minimal change in SBA-15 physical parameters after incorporation of Pt into the silica reveals that there is no significant blocking of the SBA-15 channel ... methods according to the literature.9,10 Methanol, ethanol, and ethylene glycol served as solvents for dissolving Pt salts and PVP, and as a reducing agent of Pt according to the following reaction: ...
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The effect of sulphuric acid activation on the crystallinity, surface area, porosity, surface acidity, and bleaching power of a bentonite
... temperature and time of activation The bleaching power of an acid- activated bentonite is generally examined on the basis of the b-carotene and chlorophyll adsorption capacities (Gonza´lez-Paradas, Villafranca-Sa´nchez, ... thermodynamics of a smectite mineral Journal of Thermal Analysis and Calorimetry ¨ nal, M., & Sarıkaya, Y (submitted for publication) Noyan, H., O Acid activation thermodynamics of a bentonite Clays and ... bleaching earths has yet appeared The aim of this study is to examine of the bleaching power of some H2SO4-treated bentonite samples by making use of surface area, surface acidity, porosity and...
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Synthesis of high surface area zirconia and zirconia based catalysts
... Catalysis 1.2 Zirconia and Zirconia- based Catalysts 1.3 Preparation of High Surface Area Zirconia 1.4 Acid and Basic Properties 14 1.5 Decomposition of 2-Propanol 18 1.6 Decomposition of 4-Methyl-2-Pentanol ... of Project 28 References 30 Chapter II Experimental 2.1 Preparation of Catalysts 36 36 2.1.1 Synthesis of Zirconia 36 2.1.2 Synthesis of Silica -Zirconia 36 ii 2.1.3 Modification of Zirconia and ... Effect of silicon content and digestion on surface area of zirconia 84 Si loading (wt %): (), (□), (▲), (×), (∆), 15 (○) and 20 (■) Fig 4-3 Effect of digestion on surface area of undigested (▲) and...
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Báo cáo y học: " Experimental ablation of the pancreas with high intensity focused ultrasound (HIFU) in a porcine model"
... HIFU energy and pancreas histology, a preclinical in vivo study was conducted in swine demonstrating the feasibility and safety of HIFU for pancreas ablation [13] In the present study, we aimed to ... In the Group A, laparotomy was performed, and the pancreas was ablated directly through the surface of the pancreas with an HIFU transducer In the Group B and Group C, extracorporeal HIFU ablation ... guidance of the National Standard of China and was described in detail previously [6, 15, 16, 17] In Group A, a laparotomy was performed and the pancreas was exposed followed by direct ablation of the...
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A STUDY ON SOLUBILIZATION OF EXCESS SLUDGE BY HIGH SPEED ROTARY DISK PROCESS
... the solubilization of excess sludge by high speed rotary disk process This method is a kind of physical treatment The excess sludge from final sedimentation tank in wastewater treatment plant was ... 813-818 Hasegawa, S., Miura, M., Katsura, K (1997) Solubilization of organic sewage by thermophilic bacteria Journal of Japan Sewage Works Association, Vol.34, No.408, 76-82 Imaoka, T., Hatano, K., ... inorganic materials such as sand; 6) type of surface materials of disk ACKNOWLEDGMENT The authors wish to thank Mr Hirofumi NAGATA for his great cooperation and the TAKAHASHI Foundation for providing...
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Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body
... arrangements of flow third tank Figure Schematic diagram for improvement of water quality by removal of SS and biological filtration in closed water bodies a a: screw motor Ｍ b: biological carrier ... Water and Environment Technology, Vol.1, No.2, 2003 Conclusion The experiment on improving water quality was carried out by removal of SS and biological filtration in the closed water body, Tokiwako ... closed water body, Tokiwako Lake in Ube city The developed system is useful for improvement of water quality in closed water body Following results could be obtained from the experiment Micro-bubble...
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