plane state of stress
Mechanics of material
Ngày tải lên :
09/03/2016, 10:22
... 284 8.4 State of Stress at a Point (Plane Stress) 293 a Reference planes 293 b State of stress at a point 294 c Sign convention and subscript notation 294 8.5 Transformation of Plane Stress 295 ... Properties of Mohr’s circle 307 c Verification of Mohr’s circle 308 8.7 Absolute Maximum Shear Stress 314 a Plane state of stress 315 b General state of stress 316 8.8 Applications of Stress Transformation ... of inertia of area polar moment of inertia of area centroidal polar moment of inertia of area stress concentration factor; radius of gyration of area; spring sti¤ness length e¤ective length of...
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Báo cáo Y học: Differential regulation of the Fe-hydrogenase during anaerobic adaptation in the green alga Chlamydomonas reinhardtii pot
Ngày tải lên :
08/03/2014, 22:20
... HydA of C reinhardtii, the first isolated gene encoding a hydrogenase of a photosynthetic eukaryotic cell, represents a novel type of Fe-hydrogenases Parts of the deduced amino-acid sequence of ... Biotech) Both strands of genomic and cDNA of hydA were completely sequenced using a nested set of unidirectional deletions [32] or hydA specific synthetic oligonucleotides The sequences of the Fe-hydrogenase ... eight of these cDNA fragments are similar to genes encoding proteins of the cytoplasmic ribosome complex The sequences of six clones did not correspond to any entries in the databases Four of these...
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báo cáo hóa học:" Research Article On a Perturbed Dirichlet Problem for a Nonlocal Differential Equation of Kirchhoff Type" docx
Ngày tải lên :
21/06/2014, 11:20
... of σ forces ur to be in the interior of Br us This means that ur is actually a local minimum for Ψ − Φ, and so Ψ − Φ ur In other words, ur is a weak solution of problem Pλ with fC in place of ... 2.39 that is absurd The proof is now complete Remarks 2.6 To satisfy assumption 2.30 of Theorem 2.5, it is clearly useful to know some lower estimation of ar First of all, we observe that by ... embedding constant of W0 Ω in L1 Ω , 1,2 problem Pλ admits at least a positive solution u ∈ W0 Ω ∩ C1 Ω such that ur − us < r Proof Fix C > C0 For every fixed r > which, without loss of generality,...
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Báo cáo hóa học: "Research Article A Fixed Point Approach to the Stability of a Functional Equation of the Spiral of Theodorus" pptx
Ngày tải lên :
22/06/2014, 11:20
... Proceedings of the National Academy of Sciences of the United States of America, vol 27, pp 222–224, 1941 T Aoki, “On the stability of the linear transformation in Banach spaces,” Journal of the Mathematical ... a solution of 1.1 As G is a solution of 1.1 , G satisfies that G x Gx − √ i/ x G x ΛG x for all x ≥ a In other words, G is a fixed point of Λ In view of 3.3 with G and the definition of d, we know ... difference of the generalized metric from the metric is that the range of generalized metric includes the infinity We now introduce one of fundamental results of fixed point theory For the proof, refer...
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Báo cáo y học: "Differential expression of the angiogenic Tie receptor family in arthritic and normal synovial tissue" doc
Ngày tải lên :
09/08/2014, 03:24
... autophosphorylation of Tie2 [6] Transgenic mouse models of Tie2/Ang-1 result in embryonic lethality due to absence of remodeling and sprouting of blood vessels [7,8] The physiologic roles of the Tie2 ... W, Rothschild B, Segal M, Sokoloff L, Wolfe F: Development of criteria for the classification and reporting of osteoarthritis Classification of osteoarthritis of the knee Arthritis Rheum 1986, ... Bases, Chicago, IL, USA) The quantity of cDNA of the gene of interest was directly related to the fluorescence detection of FAM after 40 cycles The amount of cDNA was calculated using a comparative...
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Báo cáo y học: "Differential expression of the FAK family kinases in rheumatoid arthritis and osteoarthritis synovial tissues" doc
Ngày tải lên :
09/08/2014, 10:21
... number of cells of a given type that reacted with a specific antibody divided by the total number of cells of that given type was defined as the percentage of reactivity The mean percentage of reactivity ... Phosphorylation of FAK and Pyk2 results in formation of a signaling complex consisting of signaling molecules including Src and paxillin Formation of a Pyk2-Src complex and the kinase activity of Src ... Authors' contributions SS was responsible for design of the study, acquisition of data, analysis and interpretation of the data and manuscript Page of 10 (page number not for citation purposes) Available...
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Báo cáo y học: ": Differential splicing of the apoptosis-associated speck like protein containing a caspase recruitment domain (ASC) regulates inflammasomes" doc
Ngày tải lên :
11/08/2014, 03:20
... assembly and activity of inflammasomes and thereby release of IL-1β and IL-18 during the inflammatory host response Expression of different ratios of activating and inhibitory isoforms of ASC might promote ... Journal of Inflammation 2010, 7:23 http://www.journal-inflammation.com/content/7/1/23 Page of 13 Figure Three novel ASC isoforms (A) Clustal W alignment of ASC, ASC-b, ASC-c and ASC-d ASC consists of ... we next evaluated the capability of the ASC isoforms to interact with caspase Because activation of caspase would result in proteolytic cleavage of the CARD of pro-caspase 1, we expressed the...
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Báo cáo khoa học: "Associations between the time of conception and the shape of the lactation curve in early lactation in Norwegian dairy cattle" pptx
Ngày tải lên :
12/08/2014, 18:22
... managerial, or as is more often the case, a combination of both Nevertheless, the alteration in the profile of the lactation curve may pose an opportunity of early identification of a herd reproductive ... 42 DIM of lactations with calving season July to September, average of 8.69 MJ to 12.53 MJ of daily energy from concentrates and no records of veterinary treatments throughout lactation, of Norwegian ... http://www.actavetscand.com/content/53/1/5 Page of Table Lactation curve parameters of lactations with calving season July to September, average of 8.69 MJ to 12.83 MJ of daily energy from concentrates and no records of veterinary...
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Báo cáo y học: "usceptibility to glaucoma: differential comparison of the astrocyte transcriptome from glaucomatous African American and Caucasian American donors" pot
Ngày tải lên :
14/08/2014, 20:22
... network of proteins associated with the phosphorylation of the regulatory light chain of myosin II and activation of myosin-ATPase (MYH10) Two network nodes are critical for the regulation of myosin ... isoform expression in ONH astrocytes MYLK isoform expression in ONH astrocytes (a) Representative double immunofluorescent staining of MYLK (red) and astrocyte marker GFAP (green) in sections of ... isoform [28,29] These results are consistent with the enhanced migration of ONH astrocytes mediated in part by increased expression of MYLK-210 MYLK variants have been found to confer risk of...
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Báo cáo hóa học: " Research Article The Existence of Positive Solution to a Nonlinear Fractional Differential Equation with Integral Boundary Conditions" potx
Ngày tải lên :
21/06/2014, 05:20
... particular, we state fixed point theory in cones In Section 4, the main results of boundary value problem 1.5 will be stated and proved In Section 5, we offer some interesting discussion of the associated ... − μ h t G1 t, s dt, for all t ∈ 0, , s ∈ 0, Proof From the properties of G1 t, s , and the definition of G2 t, s , we can prove that the results of Proposition 2.3 hold Theorem 2.4 If μ ∈ 0, α ... if x is a fixed point of T Proof From Lemma 2.1, we can prove the results of this Lemma Lemma 3.2 Let (H1 )–(H3 ) hold Then T K ⊂ K and T : K → K is completely continuous Proof For any x ∈ K, by...
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báo cáo hóa học:" Research Article Biorthogonal Systems Approximating the Solution of the Nonlinear Volterra Integro-Differential Equation" doc
Ngày tải lên :
21/06/2014, 10:20
... simple matter to check that a function z : 0, → R is a solution of 1.1 if, and only if, it is a fixed point of the self-operator of the Banach space C 0, usual supnorm T : C 0, → C 0, given by ... weak conditions, we can estimate the rate of convergence of the sequence of projections For this purpose, consider the dense subset {ti }i≥1 of distinct points in 0, and let Tn be the set {t1 , ... solution of the nonlinear Volterra integro-differential equation, as well as giving an upper bond of the error committed Proposition 3.2 Let m ∈ N and {z0 , z1 , , zm } be any subset of C 0,...
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Numerical Solutions of the Black Scholes Equation
Ngày tải lên :
25/10/2013, 19:20
... seemingly unrelated line of reasoning This should of course be of no great surprise: r The binomial model is a graphical way of approximating the probability density function of a stock price (or ... otherwise stated, α = In practice, for large values of N this leads to an unnecessarily large spread of x values, which can be truncated without loss of accuracy The Black Scholes value of this ... simply by taking exponentials of the first column Note that the S values in this grid correspond to those of the Jarrow– Rudd scheme of Figure 7.4 If the reader is unsure of the reason for this, he...
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Tài liệu Báo cáo khoa học: Differential expression of duplicated LDH-A genes during temperature acclimation of weatherfish Misgurnus fossilis Functional consequences for the enzyme ppt
Ngày tải lên :
19/02/2014, 02:20
... excess of kinetic energy (as a measure of temperature) and its effect on enzyme activity Alternatively, we know of a number of examples of qualitative strategies, for example, when expression of ... confirmed the existence of two LDH-A mRNAs of different lengths: short (a-isoform; b mRNAa ldhÀa ¼ 1332 bp) and long (b-isoform; mRNAldhÀa ¼ 1550 bp) Sequence analysis of these mRNAs has shown ... of the LDH gene has been found Sequence divergence between pairs of isoforms, known in diploid teleosts is $ 20–25% (for ORFs of mlc1 and mlc2 genes), while divergence between the two forms of...
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Tài liệu Báo cáo khoa học: A point mutation in the ATP synthase of Rhodobacter capsulatus results in differential contributions of DpH and Du in driving the ATP synthesis reaction pptx
Ngày tải lên :
21/02/2014, 03:20
... arbitrary functions (B) An enlarged view of (A), showing only the data obtained in the absence of Du (C) The ratio of the best-fitting functions and of the data points of wild-type over mutant are plotted ... absence of a Du, as shown in Fig 3C In the presence of a Du, the difference between the two strains was twofold over the entire DpH range tested In the absence of a Du, the ATP synthesis rate of the ... derivative of the fitting functions of the mutant and wild-type data and plotting their ratio, as in Fig 1C This derivative represents the rate of ATP synthesis at each time point The twofold difference...
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URBAN AIR POLLUTION: AN ANALYSIS OF THE ENVIRONMENTAL KUZNETS CURVE IN ASIAN CITIES docx
Ngày tải lên :
06/03/2014, 16:20
... formulation of timely and essential policies to improve the state of the environment 16 | P a g e III THEORETICAL FRAMEWORK The Environmental Kuznets Curve states that at the early stages of development ... regression will be made for a panel data of seven Asian countries observed for a period of eight years The contribution of this paper is the creation of a scientific relationship between income ... is not only of academic importance; rather, it brings significant policy implications After all, research studies are one of the bases of policies made For instance, observations of the EKC in...
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Báo cáo khoa học: Differential recognition of heat shock elements by members of the heat shock transcription factor family ppt
Ngày tải lên :
07/03/2014, 00:20
... as a key regulator for stress- induced transcription of HSP genes and for acquisition of thermotolerance [1,2,11] Analysis of HSF1 knockout mice indicates the involvement of HSF1 in extraembryonic ... of protein) of YYY49 and YYT42 contained approximately and ng of hHSF2, and those of YYT50 and YYT17 contained approximately 0.01 and 0.1 ng of hHSF4, as judged by the intensity of each band ... analysis of the biology of stress responses through heat shock transcription factor Mol Cell Biol 24, 5249– 5256 Yamamoto A, Mizukami Y & Sakurai H (2005) Identification of a novel class of target...
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Báo cáo khoa học: Molecular dynamics of the DNA-binding domain of the papillomavirus E2 transcriptional regulator uncover differential properties for DNA target accommodation pdf
Ngày tải lên :
16/03/2014, 10:20
... 10 20 50 500 500 500 25 25 – – – – 2392 000 000 000 000 000 000 000 000 000 of 0.5 fs of 1.0 fs of 2.0 fs of 2.0 fs of 2.0 fs FEBS Journal 274 (2007) 2385–2395 ª 2007 The Authors Journal compilation ... uncertainties of peak intensities were evaluated as the SD of the spectral noise measured in a region free of crosspeaks The heteronuclear NOE values were determined from the ratio of peak volumes of spectra ... that defines the surface of the gap region [26] In the interior of the HPV-16 b-barrel, at the interface of each dimer, only one small cavity, present for a short percentage of the simulation time,...
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