... [Leithoff and Peek 2001] Since the amount of each chemical composition of bamboo varies with age, height, and layer, the chemical compositions of bamboo are correlated with its physical and mechanical ... utilization The physical and mechanical properties of bamboo vary with the age of the bamboo and the height of the culm [Chauhan 2000] In general, SG and the properties of bamboo drop from the ... bending properties, along longitudinal and radial directions of one, three, and five year old bamboo and determine the correlation between SG and bending properties, and (5) compressive strength of...
Ngày tải lên: 22/02/2014, 09:20
... an apparent density of 1.290 g/cm3 and a relative porosity of 59% On the other hand, measurement of mechanical properties of porous bodies provided a compressive strength of 1.96 MPa It is important ... products Bands of carboxylic and carbonate (1400-1600 cm-1), phosphate (9001100 cm-1), ammino (1400, 1600 and 3200 cm-1) and acetate (2800, 2300 cm-1) groups were detected Obviously, CO32- and HPO42- ... mechanical properties of dense and porous bodies prepared using the powder have also been investigated Materials and Methods For preparation of hydroxyapatite powder, calcium nitrate tetrahydrate and...
Ngày tải lên: 08/04/2015, 15:09
Facile synthesis of leaf like Cu(OH)2 and its conversion into cuo with nanopores
... 3394.6 and 3571.4 cm−1 appeared (Fig.3a), which can be assigned to the stretching mode of hydroxyl of pure Span80 (Fig.3b) The bands at 3488.2 and 1631.1 cm−1 correspond to the stretching and bending ... existence of surface hydroxyls and coordinated Span80 molecules on Cu(OH)2 microleaves The broad band at 3000−3700 cm−1 is deconvolved to make clear the existence of Span80 in the products and two ... IR spectrum of pure Span80, suggesting the formation of hydrogen bonds between Span80 and the inorganic components The band at 424.2 cm−1 can be assigned to Cu−O stretching mode and may prove...
Ngày tải lên: 02/09/2015, 13:16
Tài liệu Báo cáo khoa học: Modulation of a-synuclein aggregation by dopamine in the presence of MPTP and its metabolite pptx
... concentration of MPP+, the lag time decreased significantly In order to confirm that aggregation of a-synuclein was because of MPTP alone and not because of its conversion to MPP+, RP-HPLC of the samples ... solution of ThT and the fluorescence intensity of the solution was measured at 482 nm Figure 4A shows the kinetics of aggregation of a-synuclein in the presence of 100 lm MPTP and the effect of 50 ... presence of 200 lM MPP+ (E), in the presence of 100 lM MPTP and 50 lM dopamine (F), in the presence of 200 lM MPTP and 50 lM dopamine (G), in the presence of 100 lM MPP+ and 50 lM dopamine (H) and...
Ngày tải lên: 14/02/2014, 19:20
Tài liệu The Transformation of Banking and Its Impact on Consumers and Small Businesses docx
... GEOGRAPHIC OWNERSHIP Percent of total deposits 80 1989 70 60 1994 1999 50 40 30 20 10 In-market Out -of- market but in-state Out -of- state Type of ownership Source: Summary of Deposits, National Information ... Journal of Banking and Finance, February Berger, Allen N., and Robert De Young 2001 “The Effects of Geographic Expansion on Bank Efficiency.” Board of Governors, Board of Governors, Finance and Economics ... exploit these profitable lending opportunities, because it has more resources to draw on and can offset losses in one region with profits in another This greater diversification and access to outside...
Ngày tải lên: 16/02/2014, 11:20
Báo cáo " A review of washback and its pedagogical implications " potx
... narrow curricular offerings and modes of instruction, and potentially reduce the capacities of teachers to teach content and to use methods and materials that are incompatible with standardized testing ... from the uses of tests, the impacts of testing on test takers and teachers, the examination of results by decision makers, and the potential misuse, abuse, and unintended usage of tests In other ... direction and function of curriculum change on aspects of teaching and learning by means of a change of public examinations” Similar concept terms to washback In addition to “backwash” and “washback”,...
Ngày tải lên: 05/03/2014, 12:20
Báo cáo khoa học: N-Glycosylation is important for the correct intracellular localization of HFE and its ability to decrease cell surface transferrin binding pptx
... end of an a-helical region of the HFE a1 domain (V100 and W103A) as being of particular importance for TfR1 interactions [16,17,20] The effect of HFE binding to TfR1 is to lower the affinity of ... sites of HFE N-glycosylation and examine the importance of glycosylation on parameters of protein localization and function Results Tunicamycin treatment results in a reticular pattern of HFE ... mutant forms of HFE and incubated the cells in the presence and absence of tunicamycin Drug treatment resulted in the accumulation of an unglycosylated lower molecular mass form of the wild-type...
Ngày tải lên: 06/03/2014, 22:21
the welding of aluminium and its alloys
... cleaning, degreasing and workshop conditions are given in Chapter 22 The welding of aluminium and its alloys Table 2.3 Summary of causes and prevention of porosity Mechanism of Potential causes ... hardening One aspect of this is the width of the HAZ, a function of the high thermal conductivity of aluminium and the consequent size of the area where there has been a substantial loss of strength Only ... the quality of the welding process and the welder and, lastly, the rate of solidification With the exception of a couple of 2XXX filler wires most filler metals available are not capable of being age...
Ngày tải lên: 12/03/2014, 17:32
welding of aluminum and its alloys
... cleaning, degreasing and workshop conditions are given in Chapter 22 The welding of aluminium and its alloys Table 2.3 Summary of causes and prevention of porosity Mechanism of Potential causes ... hardening One aspect of this is the width of the HAZ, a function of the high thermal conductivity of aluminium and the consequent size of the area where there has been a substantial loss of strength Only ... the quality of the welding process and the welder and, lastly, the rate of solidification With the exception of a couple of 2XXX filler wires most filler metals available are not capable of being age...
Ngày tải lên: 12/03/2014, 17:39
Silicon quantum wires arrays synthesized by chemical vapor deposition and its micro structural properties
... defect-free and show no kink, dislocation and small angle boundaries because of the periodic change growth direction along the length of the SiNWs The growth plane is one of the (1 1) planes and the ... most of the silicon atoms were originated from the dissociation of silane at high temperature There are a large of Lewis acid nature of surface sites in amorphous and transition alumina and these ... Fig 3b shows the image of the silicon film deposited on the surface of the template, which has Fig Typical HRTEM images of SiNWs (a) and Si film deposited on the surface of SiNWs arrays 545 rough...
Ngày tải lên: 16/03/2014, 15:08
Báo cáo khoa học: Levels of mTOR and its downstream targets 4E-BP1, eEF2, and eEF2 kinase in relationships with tau in Alzheimer’s disease brain doc
... O’connor R & O’neill C (2005) Activation of Akt ⁄ PKB, increased phosphorylation of Akt substrates and loss and altered distribution of Akt and PTEN are features of Alzheimer’s disease pathology J ... found increased levels of phosphorylated (p) p70S6K [6] and p-eIF4E [10] in AD brains In the current study (Table 1), levels of total and p-forms of mTOR, 4E-BP1, eEF2, and eEF2K were investigated ... et al Results Levels of total and phosphorylated mTOR in AD and control brains Levels of total mTOR did not show a significant change between AD and control (Fig 1A) Levels of mTOR phosphorylated...
Ngày tải lên: 16/03/2014, 22:20
Báo cáo khoa học: Membrane trafficking of CD98 and its ligand galectin 3 in BeWo cells ) implication for placental cell fusion pot
... folding and for ligand–receptor interactions, and because CD98 is an N-glycosylated protein [29,30], in this study we investigated the effect of BFA on the expression and the function of CD98 and its ... out of but not back to the ER [28] However, both the dynamic interaction between ER and Golgi and the mechanism of action of BFA are still subjects of intense discussion N-linked glycosylation of ... presence of the vehicle or 100 lm forskolin for 24 h At 20 h, 22 h, 23 h, and 23.5 h (for a total of h, h, h, and 30 min, respectively), BFA was added to half of the wells to a final concentration of...
Ngày tải lên: 23/03/2014, 09:20
Báo cáo khoa học: "METONYMY: REASSESSMENT, SURVEY OF ACCEPTABILITY, AND ITS TREATMENT IN A MACHINE TRANSLATION SYSTEM S" ppt
... set of patterns and sub-groups, for example to decide whether we require either Producer-For-Product (Lakoff and Johnson 1980) or Artist-for-Artform (Fass 1991), or both of them A SURVEY OF METONYMY ... (Lakoff and Johnson 1980, Fass 1991, Yamanashi 1987) We asked native speakers of the three languages to score the acceptability of each sentence Direct translations were used for Chinese and ... Emphasis of one aspect, 3) Abstract and collective entity for its consisting concrete items, and 4) Information conveyer for information giver For example, sentence (2) belongs to the second group of...
Ngày tải lên: 23/03/2014, 20:20
báo cáo hóa học: " Impact of schizophrenia and schizophrenia treatment-related adverse events on quality of life: direct utility elicitation" pot
... and validation of the health states for the TTO, and the design of the study protocol: Professor Bill Deakin from the University of Manchester, UK; Professor George Awad from the University of ... quality of life and relapse and EPS the greatest impact on quality of life, indicating as clear an understanding by patients of the health states and their impact on quality of life as by laypersons ... impact of these adverse events and of treatment relapse on quality of life has not been previously assessed For health economic evaluation health related utilities are the preferred method of measuring...
Ngày tải lên: 18/06/2014, 19:20
Báo cáo sinh học: " Possible active origin of replication in the double stranded extended form of the left terminus of LuIII and its implication on the replication model of the parvovirus" pptx
... Replication of Parvovirus LuIII Proposed Model for the Replication of Parvovirus LuIII A model for the replication of the (+) and the (-) strand of LuIII is shown The NS1 nick site and its complementary ... (lane 5) resulted in two bands, one migrating with the ~278 bp band of pGLu883∆Xba/ Mlu I (lane 4) and a band of greater intensity migrating slightly faster Digestion of the cotransfection sample ... left end hairpin of LuIII in double stranded form The smaller of the two bands, of greater intensity, may represent the left hairpin with an alternate conformation A faint band of similar migration...
Ngày tải lên: 19/06/2014, 08:20
báo cáo hóa học:" Unsaturated phosphatidylcholines lining on the surface of cartilage and its possible physiological roles" potx
... µl of individual synthetic PC (PLPC, POPC and DPPC) chloroform solution at a concentration of 21.85 mg/ml was deposited on each side of a disc of white nylon filter paper with a pore diameter of ... compare the three pairs, PLPC and DPPC, POPC and DPPC, and PLPC and POPC, separately There were significant differences between POPC and DPPC (p = 0.002), and PLPC and POPC (p = 0.003) There was ... conception and design, the conduction of the experiment, the collection, analysis and interpretation of data, the drafting the manuscript and acquisition of funding RWC contributes to the analysis and...
Ngày tải lên: 20/06/2014, 00:20
báo cáo hóa học:" Possible active origin of replication in the double stranded extended form of the left terminus of LuIII and its implication on the replication model of the parvovirus" ppt
... Replication of Parvovirus LuIII Proposed Model for the Replication of Parvovirus LuIII A model for the replication of the (+) and the (-) strand of LuIII is shown The NS1 nick site and its complementary ... (lane 5) resulted in two bands, one migrating with the ~278 bp band of pGLu883∆Xba/ Mlu I (lane 4) and a band of greater intensity migrating slightly faster Digestion of the cotransfection sample ... left end hairpin of LuIII in double stranded form The smaller of the two bands, of greater intensity, may represent the left hairpin with an alternate conformation A faint band of similar migration...
Ngày tải lên: 20/06/2014, 04:20
báo cáo hóa học:" Study of quality of life and its determinants in patients after urinary stone fragmentation" docx
... article as: Arafa and Rabah: Study of quality of life and its determinants in patients after urinary stone fragmentation Health and Quality of Life Outcomes 2010 8:119 Page of Submit your next ... results of the univariate analysis indicated a significant association between poor HRQOL and localization of the stone and recurrent stones in the areas of vitality and mental health Obesity and ... a correlation between type of lithotripsy and HRQOL The impact of socio-demographic factors, presence of co-morbidities and other related clinical variables on HRQOL of patients is shown in Table...
Ngày tải lên: 20/06/2014, 15:20
BRIEF HISTORY OF CREDIT AND ITS DEFINITION doc
... thus adds to the creation of wealth and also in accelerating consumption with the concomitant rise in the standard of living of the people One of the unique features of our business system is ... receipt of the merchandise for shipment to Vietnam and prepares the bill of lading and other documents which are then sent back to the exporter Step 10 Exporter submits the shipping documents and ... purposes 2.Credit saves time and expense by providing a safer and more convenient means of completing transactions 3.Credit helps expand the purchasing power of every member of the business community...
Ngày tải lên: 12/07/2014, 07:20
Báo cáo toán học: "a matrix representation of graphs and its spectrum as a graph invariant" ppt
... remainder of the paper is organized as follows In Section 2, we recall the definition of the orthogonal matrix U and give a formula for its eigenvalues We define digraphs derived from powers of U, and ... represents G The spectrum of a matrix M is the multiset of the eigenvalues of M, and is denoted by Sp(M) = {[λi ]mi : ≤ i ≤ m}, where λ1 , λ2 , , λk are the eigenvalues of M and m1 , m2 , , mk their ... ) is of any help in distinguishing G The eigenvalues of S + (U(G)3 ) not depend entirely on the eigenvalues of M(G) and it seems difficult to give a formula for Sp(S + (U(G)3 )) in terms of properties...
Ngày tải lên: 07/08/2014, 13:21