acids lactic acid and ascorbic acid as raw materials for biocompatible surfactants
Tài liệu NON-WOOD PLANTS AS RAW MATERIAL FOR PULP AND PAPER pptx
... analysis of variance was done for DM yield, stem proportion and number of stems m-2, content of crude fibre, ash and silica as well as for pulping characteristics Harvest year was used as a repeated ... Agrofibre production for pulp and paper” was to develop economically feasible methods for producing specific short-fibre raw material from field crops available in Finland and process it for use in high ... (Morus alba L.) Straw was used for the first time as a raw material for paper in 1800, and in 1827 the first commercial pulp mill began operations in the USA using straw (Atchison and McGovern 1987)...
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Tài liệu tiếng Anh ứng dụng vi khuẩn lactic trong sản xuất GABA
... 2008), fungi (Kono and Himeno 2000; Rhyu et al 2000; Su et al 2003) and yeasts (Masuda et al 2008) Lactic acid bacteria (LAB) are an important group of gram-positive bacteria and widely distributed ... Rossetti and Lombard 1996), capillary liquid chromatographic/ tandem mass spectrometric method (Song et al 2005), and the flow-injection analysis (FIA) method based on GABase (Horie and Rechnitz ... 2006) and enzymebased microtiter plate assay (EBMPA) (Tsukatani et al 2005) not need expensive equipments, and are suitable for a parallel analysis of large numbers of samples, and therefore can...
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Báo cáo y học: "A pilot study on peritraumatic dissociation and coping styles as risk factors for posttraumatic stress, anxiety and depression in parents after their child''''s unexpected admission to a Pediatric Intensive Care Unit" ppt
... (page number not for citation purposes) Child and Adolescent Psychiatry and Mental Health 2009, 3:33 Outcome measures PTSD in parents was measured with the Self-Rating Scale for PTSD (SRS-PTSD) ... interpreted as proof for a causal relationship and further prospective research is necessary to disentangle this connection [30] The passive coping strategy was associated with anxiety and depression ... in need for further assessment and psychosocial support This assessment is particularly warranted when the parent also applies passive and avoidance coping styles In addition, a set of informa-...
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Studies on metal oxides and cobalt nitride as prospective anodes for lithium ion batteries
... calculations and computer simulation, new cathodes can be predicted for LIBs I.7 Prospective Anode materials for LIBs Increasing demand for high energy density LIBs has motivated the search for new ... their support and helping hand during my entire stay in Singapore I am indebted to my father (Mr Mahendra Chandra Das) and Mother (Mrs Ramamani Das) for their affection, encouragement and support ... for Ion Beam Application (CIBA), Dept of Physics for help with the RBS facility and data I thank the entire academic and administrative staff of the Department of Physics for their help and assistance...
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AN INVESTIGATION INTO TEACHERS’ AND STUDENTS’ ATTITUDES TOWARDS USING SHORT STORIES AS SUPPLEMENTARY MATERIALS FOR READING CLASSES AT HUE UNIVERSITY COLLEGE OF FOREIGN LANGUAGES
... short stories as supplementary materials for reading classes? What are students’ attitudes towards using short stories as supplementary materials for reading classes? What are teachers’ and students’ ... from my close friends for their generosity in time, advice, support and encouragement Last but not least, I would like to thank my husband as well as my sons who always stand by me, help me overcome ... personal experiences Answer and pass on - each student has a piece of paper and must answer a question and pass it on, another student will answer second question and pass it on, etc Example of...
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Designing listening tasks using authentic materials on websites as supplementary materials for the teaching of listening skills
... parts of aspects, analyze, interpret, evaluate and reason from it In some ways, these may be called communicative tasks as they involve sts’ feelings, attitudes, tastes and values as well as their ... burden for teachers and improve sts’ performance and tackle the difficulties and problems CHAPTER 4: DESIGNING LISTENING TASKS USING AUTHENTIC MATERIALS ON WEBSITES AS SUPPLEMENTARY LISTENING MATERIALS ... easier than tasks which require separating fact from opinion • Tasks that require information relevant to the main theme tend to be easier than tasks which ask for irrelevant details • Tasks that...
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báo cáo khoa học: "Biomimetic poly(amidoamine) hydrogels as synthetic materials for cell culture" potx
... (ECM) and synthetic materials is mediated by interactions between surface ligands and cell receptors, such as transmembrane integrins and proteoglycans [11] The tripeptide argininglycin aspartic acid ... (agmatine sulfate) and GRGD peptide were purchased from Sigma-Aldrich and used as received N,N'-Bis (acrylamido) acetic acid (BAC) was prepared as reported in the literature [31] and purity determined ... surface moisture was wiped off, and then it was weighed After this, the specimen was returned to the test tube and the uptake of water was measured until the maximum mass was obtained The percentage...
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Using authentic materials on websites as supplementary materials for teaching listening to 2nd year students at VNU_ULIS.PDF
... interesting As held by Ur, “motivation makes teaching and learning immeasurably easier and more pleasant, as well as more productive” (1996), it is time a source that can enhance students and teachers‟ ... search for listening texts without accompanying tasks and try to design tasks for them (Interviewee 2, line 76-78) These tasks are brought to class and shared in order to obtain teacher‟s and peers‟ ... often crucial for survival” (Hood: 65) As a result, listening has taken much attention and efforts of language researchers and teachers Much research has been conducted on how to teach and learn...
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Design, fabrication and characterization of thin film materials for heterojunction silicon wafer solar cells
... thicknesses for the intrinsic aSi:H, µc-Si:H(n) and ZnO:Al are 3, 69 and 142 nm, respectively, for the conductive DBR For the standard case, the thicknesses for a-Si:H(n) and ZnO:Al are 20 and 80 ... bias with (a) doped silicon thin film uniformity and (b) deposition pressure Low deposition pressure is associated with high DC bias and increased ion bombardment, resulting in poor film uniformity ... substrate and (ii) standard μc-Si:H(n) and ZnO:Al thickness on an Al-coated substrate For the DBR stack, the μc-Si:H(n) and ZnO:Al layer thickness is chosen as 69 nm, and 142 nm respectively For the...
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Cyclophane and bridged triphenylamine based organic materials for optical applications
... valence and conduction band Where as in case of n-doping an occupied energy band is created just below the conduction band and that newly created fully occupied energy band can reduce the band gap ... will be drawn based on the results obtained throughout our studies At last but not the least, based on the results and observation of our work done so far, some molecules will be designed and proposed ... Jie and Ng Cheng Yang, in my lab will remain as a sweet memory for me forever I take this opportunity to thank all of my friends and juniors I am thankful to Pradipta, Sajini, Balaji, Gautam, Sandip,...
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Carbon and tin based nanostructured anode materials for lithium ion batteries
... Thesis Spine CARBON AND TIN BASED NANOSTRUCTURED ANODE MATERIALS FOR LITHIUM ION BATTERIES DENG DA 2009 CARBON AND TIN BASED NANOSTRUCTURED ANODE MATERIALS FOR LITHIUM ION BATTERIES DENG ... the form it is presented here His dedication and enthusiasm for scientific research, his knowledge which is both broad-based and focused, and his stories on the successful integration of ideas ... 1998) 2.2.2 Sn-Based Nanostructured Materials There has been a noticeable increase in the study of Sn-based nanostructured anode materials in the last decade The most-studied Sn-based lithium ion...
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Analysis and practical implementation of a model for combined growth and metabolite production of lactic acid bacteria
... cells and lactic acid present in a surface liquid layer with known dimensions, the adapted model describes the concentrations of cells and lactic acid in a liquid medium Microbial growth and lactic ... positive, implying an increase in l with decreasing pH To assure that the specific growth rate decreases with increasing [LaH] and [H + ], relations (10) and (11) should be negative and thus the following ... amount of lactic acid in the medium and the buffering capacity of the medium are known The amount of undissociated lactic acid is then further related to the total amount of lactic acid LaHtot and...
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Báo cáo hóa học: " Superhydrophobic poly(L-lactic acid) surface as potential bacterial colonization substrate" pptx
... 1) As far as removal assays are concerned, it was observed that both bacteria did not suffer a significant decrease of biomass amount on the SH surface (Figure 1) In contrast, the removal was ... Group - Biomaterials, Biodegradables and Biomimetrics, AvePark, Zona Industrial da Gandra, S Cláudio Barco, 4860909 Caldas das Taipas, Guimarâeas, Portugal 3ICVS/3B’s - PT Government Associate ... a glass slide, compression with another glass slide, and further cooling in water On the other hand, the rough SH surface was obtained using a PLLA/dioxane 13% (w/ w) solution that was cast on...
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Báo cáo y học: " Serum levels of hyaluronic acid and chondroitin sulfate as a non-invasive method to evaluate healing after cartilage repair procedures" pptx
... healing: HA and CS Many questions remain to be addressed, such as the correlation of marker levels with defect size, number, and location as well as possible differences between chondral and osteochondral ... cell-based therapy, such as ACI [5], over marrowstimulation techniques, such as SD or microfracture Second, the authors describe two potential candidate factors to follow tissue maturation and ... 34:661-677 Saris DB, Vanlauwe J, Victor J, Haspl M, Bohnsack M, Fortems Y, Vandekerckhove B, Almqvist KF, Claes T, Handelberg F, Lagae K, van der Bauwhede J, Vandenneucker H, Yang KG, Jelic M, Verdonk...
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Báo cáo y học: "Anti-inflammatory potential of a malleable matrix composed of fermented whey proteins and lactic acid bacteria in an atopic dermatitis model" pot
... ACD was performed as described previously and ear thickness was measured every day The mice's weight was measured twice a week The spleen's weight was measured at the end of the protocol and was ... neutrophils in the early inflammatory phase and monocytes as well as dendritic cells in the early and late inflammatory phases CD4+ T cells act as regulatory cells and not as effector cells in the ACD model, ... act as a preventive or a therapeutic nutraceutical in the case of inflammatory diseases like atopic dermatitis or related diseases such as, psoriasis Psoriasis is a chronic inflammatory disease...
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Structure property relationship of crystalline poly(lactic acid)s DFT DFPT studies and applications
... from biomass such as corn, sugar, and possibly organic wastes, is one of the promising substitutes for the petroleum-based synthetic plastics PLA has high tensile strength, Young’s modulus and high ... motivation and purposes of this study, and finally the scope and organization 1.1 Overview of Poly (lactic acid) Poly (lactic acid) or Poly(lactide) (PLA) is a synthetic biopolymer of lactic acid, which ... POSS-star-PLLA and POSS-star-PDLA Lastly, the stereocomplexation was as a physical cross-link in the thermoplastic elastomer (TPE) formed by 50/50 solution or melt blend between PBA-g-PDLA and PBA-g-PLLA...
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Multimodal tumor imaging by iron oxides and quantum dots formulated in poly (lactic acid) d alpha tocopheryl polyethylene glycol 1000 succinate nanoparticles
... as poly (lactic acid) (PLA) and poly (lactic- co-glycolic acid) (PLGA) and various biodegradable copolymers such as poly (lactic acid) -poly (ethylene glycol) (PLEA) copolymer and poly (lactide acid) -dα-tocopheryl ... the prognosis for diseases, especially for fatal ailments such as cancer and cardiovascular diseases Molecular imaging provides critical information necessary to diagnose a disease in its earliest ... characterization and measurement of the disease process at the cellular and molecular level Its objective is to investigate molecular basis and diagnose abnormalities of cellular functions as well as follow...
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Effects of time of heatsetting on the tensile properties of ingeo™ poly (lactic acid) (PLA) fabric
... hydrolysis at high temperature and humidity, particularly under alkaline conditions, than PET Materials and method The Ingeo Poly (lactic acid) fabric used for this investigation was supplied by Nature ... pattern matching and fullness Higher fabric extensibility enhances fabric hand [softness] and increased formability PLA showed a low linear extension implying a softer hand and a larger extension ... International Journal of Energy and Environment (IJEE), Volume 4, Issue 5, 2013, pp.797-806 natural based fiber It is a synthetic polymer based on lactic acid (C3H6O3) and produced from the fermentation...
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Tài liệu Báo cáo khoa học: Multi-targeted activity of maslinic acid as an antimalarial natural compound pdf
... Inhibition of HIV protease has also been reported for MA as well as other structurally related compounds like ursolic, epipomolic and tormentic acids [12] MA appears to display antiparasitic activities ... [14] and HIV [12,31] To ascertain the inhibition range of MA on the different P falciparum protease classes, in vitro enzymatic assays were performed encompassing cysteine, aspartic, serine and ... values (IC50) for serine and cysteine proteases Remarkably, no inhibition was observed on the aspartic protease pepsin However, a possible specific inhibition of plasmodial aspartic proteases could...
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