5derivation of matrix equations for axisymmetric problems

... variational formulation of the differential equation for a typical element Derivation of elements stiffness matrix Assemblage of global stiffness matrix Imposition of boundary conditions Solution of assembled ... the solution of these problems Thus, problems solved by the finite element method are either boundary value problems or initial-value problems or both The solution of most of these problems by ... 4.4.1 Time Integration Method for Transient Problems 4.5 Derivation of Matrix Equations for Axisymmetric Problems 4.6 Sample Solutions on Elements Matrix Computation, Assembly and Solution...

Ngày tải lên: 25/08/2016, 19:59

... essential for CAp24 tube formation in vitro, and for HIV-1 replication and capsid formation in cultured virus [6] During proteolysis of the Pr55Gag and maturation of CAp24, the NTD of CAp24 refolds into ... Swanstrom R: The activity of the protease of human immunodeficiency virus type is initiated at the membrane of infected cells before the release of viral proteins and is required for release to occur ... mutation of Asp51 to alanine has shown to be critical for proper capsid formation and subsequent replication of the virus, we extended the above findings and examined amino acid substitutions of this...

Ngày tải lên: 13/08/2014, 05:22

... important for loading of antigens on to MHC II complexes for antigen presentation [11] Intensive research efforts are currently aimed at achieving a detailed understanding of the roles of the numerous ... by immunoblotting of cell extracts (Fig 1D) The expression level of each of the Vps4p mutant proteins was comparable with that of wild-type Vps4p Thus any loss of function of the mutant proteins ... the SRH of each protein is also shown The sequence of the SRH of a non-meiotic clade AAA ATPase, FtsH, is shown for comparison We also included the sequence of spastin, a well-known member of the...

Ngày tải lên: 07/03/2014, 05:20

Ngày tải lên: 22/03/2014, 11:20

... short-form Malay version of the depression anxiety stress scales (DASS-21) DASS-21 is the short-form of Lovibond and Lovibond's 42-item self-report which measures the negative emotional states of ... lack -of- fit test; level of significance is set at α = 0.05 Effects of short duration SMT on mean (sd) scores for DASS-depression, DASS-anxiety and DASS-stress subscales Table shows the effects of ... designed to reinforce the participants' understanding of occupational stress and a suggested plan towards stress reduction and control The key component of the lecture is an elaboration of occupational...

Ngày tải lên: 20/06/2014, 00:20

... of Inequalities and Applications the sum of its main diagonal entries, or, equivalently, the sum of its eigenvalues is denoted by tr A Let A be any m × n matrix The Frobenius Euclidean norm of ... of matrix A is ⎡ A ⎣ F n m ⎤1/2 aij ⎦ 1.3 i 1j It is also equal to the square root of the matrix trace of AA∗ , that is, A tr AA∗ F 1.4 A norm · on Mm,n is called unitarily invariant UAV A for ... products of matrices,” Linear and Multilinear Algebra, vol 22, no 4, pp 307–311, 1988 Z P Yang and X X Feng, “A note on the trace inequality for products of Hermitian matrix power,” Journal of Inequalities...

Ngày tải lên: 21/06/2014, 18:20

... the DOC, requiring a charge of organic carbon varying from to 10 àmolc per mg of C from forest-oor to 60 cm At 120 cm, the charge of C should be of 41 àmolc per mg of C for equilibrating the decit ... Before clear-cutting After clear-cutting Before clear-cutting After clear-cutting Before clear-cutting Forest oor After clear-cutting Before clear-cutting 15 cm depth After clear-cutting Before ... excess of 130 àmolc L1 over anions Forest clear-cutting and soil solutions 187 Figure Evolution of Mg2+ concentration (in àmolc L1 ) for gravitational solutions collected under the forest-oor, before...

Ngày tải lên: 07/08/2014, 16:20

... Moreover, the symbiosis leads to the ’birth’ of a new entity with a greater metabolic activity and capacity for survival than the sum of those of each of the two partzas ners (synergistic effect) ... intensity of the mycorrhizal higher than that of the nonmycorrhizal roots, with a particularly intense metabolic activity in the fungal partner of the symbiosis, as observed by Reid et al (1983) for ... probably involving species of the Russula genus) did not protect the respiratory activity of the plant roots against an injection of a bilberry extract or a solution of mor (humus present under...

Ngày tải lên: 09/08/2014, 04:20

... 5'TGAGGTCCACCACCCTGTTG-3' for glyceraldehyde phosphate dehydrogenase (313 bp) PCR analysis was performed under the following conditions: denaturation at 94°C for minutes and then 25–30 cycles of denaturation for 30 ... seconds at 94°C; renaturation for 60 seconds at 56°C for MMP-2, at 58°C for MMP-9 and at 57°C for CD147 and glyceraldehyde phosphate dehydrogenase; and extension for 90 seconds at 72°C The amplified ... value of proMMP-2 and MMP-2 activity of RA FLS was higher than that of OA FLS (six samples with RA FLS, four samples with OA FLS; P < 0.05) (c) The value of proMMP-9, MMP-9 and proMMP-2 activity of...

Ngày tải lên: 09/08/2014, 07:20

... age.2c, andinformation study Relationshipisfile of exon pairsexons except thatgroup Clickofofparalogoustypes of human-mouse study is used as the Supplementary of the ESE/ESSlist ofinthis orthologous ... level of 0.05, assuming the test is unbiased Therefore, 166 - 54 = 112 cases are likely to be truly significant, which accounts for 10.3% of tested pairs Similarly, for ESSs we observed 46 of 454 ... Additionalforbetweencomplete used inS4.andpairs in each Ks pairs same3 file 99,716 as Figure The fractions of different types of exon pairs with age of duplication The fractions of different types of...

Ngày tải lên: 09/08/2014, 20:20

... presence of large amounts of heterochomatin in the larger reports While the genomic determinants of potential origins of DNA replication in the human genome, as well as of their timing of replication ... competence of DNA [32] Although the epigenetic basis of centromere function is not yet fully defined, a strong candidate for specifying the site of the functional centromere (kinetochore-forming ... elevated levels of HP1α (Figure 2a,b; Table 2) Euchromatin forms on artificial chromosomes For their potential use as gene-transfer vectors or as general vehicles suitable for interrogation of genome...

Ngày tải lên: 14/08/2014, 14:21

... instruction aids the development of communicative language skills of foreign language learners Teachers of foreign language should be aware of when to use formal or informal instruction It depends ... attitudes of the teachers and learners towards the importance of culture in ELT Question 1: -“What you think of the role of culture in English learning?” (Students) - “What you think of the role of ... expected, all of the teachers have some awareness of English culture This information reveals that the teachers have definitely gained cultural knowledge, one of the qualifications for teaching foreign...

Ngày tải lên: 28/03/2015, 08:55

... close contact of reactive media and contaminants is required for the electron transfer to occur Therefore, the rate of dechlorination is mainly depended upon the rate of mass transfer of contaminant ... leakage of hydrogen gas were used for the experiments All the bottles contained 10g of Fe0, 100 ml of acetate buffer at pH 4.8 or 6.4 with the capacity of 100 mM TCE with the concentration of 65 ... presence of chloride ions  Investigating the effects of chloride ions on TCE degradation by ZVI + The effect of pH on TCE degradation in the presence of chloride ions + The effect of chloride...

Ngày tải lên: 13/05/2016, 10:16

... proto-variational set of order m of type of F at (x0 , y0 ) If the similar coincidence occurs for W m we say that this set is a proto-variational set of order m of type of F at (x0 , y0 ) Then, ... not exist Each of them is adequate for some classes of problems, but not all In [1,2] we proposed two kinds of variational sets for mappings between normed spaces These subsets of the image space ... X → 2Y For A ⊆ X , intA, clA (or A), respectively X ∗ is the dual space of X and BX stands for the closed unit ball in X For x0 ∈ X , U (x0 ) is used for the set of all neighborhoods of x0 ∈...

Ngày tải lên: 13/05/2016, 16:38

... inhibiting the cyclooxygenase enzyme responsible for the release of mediators of inflammation (6) The aims of this study were to evaluate the serum levels of acute phase reactants, such as C-reactive ... was 775 mg for control group and 200 mg for flurbiprofen group There were significant differences between control and flurbiprofen groups (p

Ngày tải lên: 25/10/2012, 11:10

... Furthermore, the shortening of diastolic time is an often overlooked mechanism of cardiac dysfunction The duration of diastole is a principal determinant of myocardial perfusion and of the blood volume ... Analyses were performed using the software package “SPSS for Windows 12.0.1“ 335 quantify the loss of diastolic time per beat in all three patient groups When predicted and observed values of diastolic ... terms of the mean ± SD Differences in group means were analyzed with the two tailed unpaired t-test For comparison of the individually observed and predicted time values and for comparison of within-group...

Ngày tải lên: 05/11/2012, 11:32

... Formation of Microporous Materials 9.8.2 Emulsions for the Formation of Macroporous Materials 9.8.3 Colloidal Self-Assembly for the Formation of Macroporous Materials 9.9 Applications of Nanostructured ... by the view of the force balance for the formation of selfassembled aggregates The general scheme of self-assembly and the subsequent formulation will be presented, too The rest of the chapters ... itself for emulsion formation is quite similar to the formation of microemulsion For the surfactants and polymers, the attractive driving force for the self-assembly is again hydrophobic force,...

Ngày tải lên: 15/11/2012, 10:12

... subscriber of MobiFone will has two accounts TN_Mobifone has just official reported that all prepay subscribers of this network will begin to use accounts instead of account as before.In former time,the ... increases,lots of buses ask for ceasing the activity TN_On the 2nd afternoon of March, Mr Phùng Đăng Hải_ Director of Hồ Chí Minh city Transportation Co_operative Union confirms with the reporter of Thanh ... learning honor ceremony of chief financial officer ( CFO ) In the ceremony, the learner of professional financial chief training course in PACE has been American Academy of Financial Management...

Ngày tải lên: 09/04/2013, 10:29

... Fontaine, Ph.D Assistant Professor of Medicine, Johns Hopkins University School of Medicine “  is an encyclopedia of information, detail upon detail, of all of the subtopics related ... muscle and might, for adults of both genders and all ages, and trainees of all levels of experience other than the competitive elite It is not an encyclopedia on the whole of weight training ... burden of failure You no longer have to waste years of your life, and risk giving up in the process, before acquiring an in-depth understanding of weight training But if you have lost a chunk of...

Ngày tải lên: 14/08/2013, 13:19