Immobilized enzymes and chemical catalysts on nanoporous SBA 15 for biodiesel production via transesterification

... to biodiesel production, catalyst for biodiesel production and the promising SBA- 15 support for biodiesel production Chapter demonstrates the experimental steps in details for synthesis of catalysts ... low and b) high angle of SBA- 15, CaOCeO2 /SBA- 15 and 30Ca/CeS-5 catalyst TEM images of a) SBA- 15, b) CaO-CeO2 /SBA- 15 and c) 30Ca/CeS-5 catalysts FTIR spectra of SBA- 15, 30Ca/CeS-5 and CaO-CeO2 /SBA1 5 ... transesterification of palm oil and methanol SBA- 15 is shown to be a potential and effective support for both chemical and biocatalysts to improve the catalytic performance for biodiesel production Supporting...

Báo cáo hóa học: " Highly Sensitive Fluorescence Probe Based on Functional SBA-15 for Selective Detection of Hg2+" pot

... result of a titration of DA /SBA-15 with Hg2? ions is shown in Fig Addition of 15 equivalents of Hg2? ions caused 57% quenching of ﬂuorescence of DA /SBA-15 Many different optical applications use ... one-dimensional channels (Fig 3b) compared with SBA-15 (Fig 3a) It is clear that the hexagonal structure of SBA-15 was preserved after the functionalization The TGA curves of SBA-15 and DA /SBA-15 ... presence of different metal ions are shown in Fig 8, which indicates that only Hg2? ions quench the ﬂuorescence of DA /SBA-15 No noticeable ﬂuorescence changes of DA /SBA-15 were observed on addition of...

Preparation, characterization and application of heterogeneous solid base catalyst for biodiesel production from soybean oil

... performances of these acid catalysts are still inferior compared with the base catalysts For this reason, a wide variety of solid bases have been examined for transesteriﬁcation reactions for biodiesel ... of used vegetable oils using the heterogeneous WO3/ZrO2 catalyst for production of biodiesel Bioresour Technol 2010;101:S59e61 [10] Lou WY, Zong MH, Duan ZQ Efﬁcient production of biodiesel from ... many similarities, and therefore, Table e Comparison of properties of the obtained biodiesel and the standards of biodiesel in china, Europe and the United States Item Obtained biodiesel À1 China...

Báo cáo " Study on the characteristics and catalytic properties of Pt/SBA-15 in the selective oxidation of D-Glucose " potx

... was dispersed inside the pore of support material (a) 3.3 Catalytic activities of Pt/SBA-15 in the oxidation of D-glucose The results of the oxidation of D-glucose carried out on Pt/SBA-15 catalyst ... Conclusions Figure HPLC-RID image of the products of D-glucose oxidation on PS-1 catalyst On the other hand, the reaction on Pt/SBA15 catalysts with pH control not only showed a high conversion, ... catalyst, the conversion decreased significantly The pH at the end of the reaction was about 2.7 This condition facilitated the formation of gluconolactone and disaccharide and inhibited the catalyst...

Theoretical studies of engertics, structures and chemical reactions on carbon and BN surfaces and related molecules

... Theoretical Studies of Energetics, Structures and Chemical Reactions on Carbon and BN Surfaces and Related Molecules Abstract This thesis focuses on the energetics, structure and reactivity of wide band ... Theoretical Studies of Energetics, Structures and Chemical Reactions on Carbon and BN Surfaces and Related Molecules Yang Shuowang (B Sc & M Sc Zhejiang University) (M Sc NUS) A DISSERTATION ... types of BN crystals: h -BN, t -BN and c -BN h -BN and cBN are the most common structures The structure of h -BN is analogous to graphite The unit cell is bimolecular and consists of layers of flat...

Báo cáo hóa học: " Expression of HIV receptors, alternate receptors and co-receptors on tonsillar epithelium: implications for HIV binding and primary oral infection" doc

... epithelium for all of the tonsils examined Expression of HIV co -receptors CXCR4 and CCR5 Several previous studies have reported expression of the principal HIV co -receptors, CXCR4 and CCR5, on cultured ... the expression patterns in palatine tonsil for HIV receptors, HIV co -receptors and other cell surface markers that have been implicated in HIV infection Based on a comprehensive interpretation of ... strictly normal However, tonsillar inflammation in the form of a "sore throat" is not uncommon and there is growing recognition of the connection between pre-existing infections and increased susceptibility...

Báo cáo khoa học: "Impact of residual and intrafractional errors on strategy of correction for image-guided accelerated partial breast irradiation" potx

... article as: Cai et al.: Impact of residual and intrafractional errors on strategy of correction for image-guided accelerated partial breast irradiation Radiation Oncology 2010 5:96 Submit your ... mmresidual In principle, the intrafractional error is independent of the correction levels Page of (5) The residual and intrafractional (RAIF) errors in mmCAL and other hypothetical correction ... position of the excision cavity could be reduced by using registration of the breast surface[26] Considering the short treatment duration, we did not study specifically the deformation of breast and...

Exploring hybrid ni catalysts on doped ceria supports for the autothermal reforming of surrogate liquid fuel

... deposition and sulphur poisoning The use of ceria or doped ceria as support of Ni has alleviated the deactivation trend due to the oxygen conducting trait of the doped ceria On the basis of this ... reforming of the hydrocarbon fuels The other is to carry out desulphurization of the hydrocarbon fuels prior to the reforming process The first method is very critical for the reforming catalysts ... for the fuel cell technology The main objective of this research project is to develop stable Ni- based reforming catalysts for the reforming of surrogate liquid fuels The poisoning effect of higher...

Influence of need for cognition and product involvement on perceived interactivity implications for online advertising effectiveness

... Discussion 6.1) Need for Cognition and its potential implications on perceived interactivity 6.2) Need for Cognition and Perceived Interactivity on Attitudes toward Advertisement and Advertising ... (Product Involvement) for online advertisements Table 11 Means of Perceived Interactivity scores for online advertisements Table 12 Classification of online advertisements based on level of perceived ... function as a fundamental basis to understanding the moderating effect of a personality variable (need for cognition) on information processing and on a higher level, its implications online advertising...

Advantages and challenges of the spray drying technology for the production of pure drug particles and drug loaded polymeric carriers

... ACCEPTED MANUSCRIPT Advantages and challenges of the spray- drying technology for the PT production of pure drug particles and drug- loaded polymeric carriers SC RI Alejandro Sosnik1* and Katia P Seremeta2,3,4 ... advantages and challenges of the spray- drying method for the production of pure drug particles and drug- loaded polymeric particles and discusses the potential of this technique and the more advanced ... potential MA to produce pure drug particles [39] Table summarizes the main advantages of spraydrying over conventional methods for the production of pure drug particles and D polymeric carriers A remarkable...

Modeling on economic feasibility analysis of biodiesel production from microalgae in china

... MODELING ON ECONOMIC FEASIBILITY ANALYSIS OF BIODIESEL PRODUCTION FROM MICROALGAE IN CHINA JIA ZONGCHAO (M.Sc., Peking University) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE ... extracted from the microalgae biomass, the next step is the conversion of lipid to biodiesel The common methods used for biodiesel production from microalgae consist of transesterification, either in ... selection The selection of microalgae strains plays a crucial role for the success of microalgae based biodiesel production [84,85,86] The ideal microalgae strain for biodiesel production should:...

Báo cáo " Effect of pomelo (citrus grandis (l). osbeck) peel extract on lipid-carbohydrate metabolic enzymes and blood lipid, glucose parameters in experimental obese and diabetic mice " doc

... (A) and CPT(B) in treated obese mice (↑ Increases) 3.4 Effect of STZ on ND-fed and HFD fed mice Injection of STZ (120 mg/kg) into obese mice significantly increased blood glucose concentration ... proved in the STZ induced diabetic mice Table Blood glucose and insulin concentration after days of buffer or STZ injection Biochemical estimation Blood glucose (mmol/l) Initial After days of injection ... after 72h Only mice with fasting blood glucose levels >18mmol/l in tandem with expressed blood insulin were considered to be type diabetes Blood insulin concentration of mice was determined by...

HANDBOOK ON CHEMICAL WEAPONS CONVENTION FOR INDIAN CHEMICAL INDUSTRY AND CHEMICAL TRADERS ppt

... Chemical Weapons Convention (CWC) ? Ans The Chemical Weapons Convention (CWC) is an international arms control treaty, designed to eliminate an entire class of weapons of mass destruction However, ... ratify the Convention The prerequisite for the Convention to come into force was the deposition of 65th instrument of ratification and the same was achieved on 31st October, 1996 The Convention entered ... Notification, Point of Entry and Inspection Mandate takeover procedures are mainly concerned with National Authority, Chemical Weapons Convention 7.3.6 Notification of the inspection by OPCW...

Oriented silicon nanowires on silicon substrates from oxide assisted growth and gold catalysts

... as-grown nanowires were scratched from the substrate and dispersed in alcohol A few drops were put on the holey carbon copper grids for transmission electron microscopy (TEM) and high-resolution TEM ... the nanowire and its particle cap, which reveals the gold signal only from the cap It is thus established that oriented SiNWs with the gold particle cap were formed on the silicon substrate The ... disproportionate at the particle surface into Si and SiO2 Silicon will dissolve in the Au particle, while the silicon oxide will remain at the particle surface When the Si concentration in the...

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