modeling of the acoustic wave equation with transform methods

Solutions to the Acoustic Wave Acoustic Wave Equation

Solutions to the Acoustic Wave Acoustic Wave Equation

Ngày tải lên : 28/04/2014, 14:16
... k=2pi/ x x Wavenumber Wavenumber Wavelength Wavelength Solutions to the Solutions to the Acoustic Wave Acoustic Wave Equation Equation r Spherical Wave in Spherical Wave in Homogeneous ... along line phase is cnst k is Perpendicular to Wavefront k is Perpendicular to Wavefront Energy of an Acoustic Wave Energy of an Acoustic Wave Work Performed: Work Performed: du du dx ... Plane Wave: Dispersion relationship, freq., wavelength, wavenumber, slowness, apparent wavelength, wavenumber, slowness, apparent velocity, apparent wavelength. velocity, apparent wavelength. 2....
  • 19
  • 366
  • 0
Evaluation of the Innovated Disinfection Process with High Dissolved CO2

Evaluation of the Innovated Disinfection Process with High Dissolved CO2

Ngày tải lên : 05/09/2013, 10:15
... sure of the effect of SS in raw water, another experiment was conducted with the supernatant from the final settling tank of the WWTP (Ube City, Japan) with the same initial TC numbers, but with ... CONCLUSION (1) The optimum operational condition of the device is a pressure of 0.3 MPa. When a high-dissolved CO 2 device is used for the disinfection of the effluent from the final settling ... buried in the SS, allowing the bacteria to take up CO 2 again. From these results, after 20 min, the TC log-inactivation of the two samples could not reach 2.67 (result of SS = 1.67 mg/L). The results...
  • 8
  • 421
  • 0
Numerical Solutions of the Black Scholes Equation

Numerical Solutions of the Black Scholes Equation

Ngày tải lên : 25/10/2013, 19:20
... as the grid becomes finer and finer, the difference equation converges to the partial differential equation we started with (the heat equation) , and not some other equation. This may sound rather ... = 1 2 and six steps in the x-direction; these values are chosen to make the set-up as close as possible to the binomial example of the last chapter. 97 8.6 COMPARISON OF METHODS with the following parameters: ... designated by the vector s 0 . The second column in the grid can therefore be obtained by using the equation Ap 1 = s 0 . And so the process can be repeated across the grid, merely by solving the equations...
  • 18
  • 373
  • 0
Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx

Tài liệu Báo cáo Y học: Molecular modeling of the dimeric structure of human lipoprotein lipase and functional studies of the carboxyl-terminal domain docx

Ngày tải lên : 21/02/2014, 15:20
... orientation, the catalytic site in the N-terminal domain of one subunit and the substrate recognition site in the C-terminal domain of the other face each other, thereby bringing together the substrate-binding ... and then the energy minimization of the model was iterated 300 cycles using the conjugate gradient methods with the program DISCOVER _3 in INSIGHT II . To construct the dimeric form of LPL, the model ... as the high- affinity peak of wild-type LPL. The LPL in the eluate was detected by Western blot with LPL polyclonal antibody 7640. The fraction number of the high-affinity peak was the same for the...
  • 10
  • 679
  • 0
Đề tài " Sharp local wellposedness results for the nonlinear wave equation " pot

Đề tài " Sharp local wellposedness results for the nonlinear wave equation " pot

Ngày tải lên : 15/03/2014, 09:20
... set of values for r. Then the continuity of G as a function of u with respect to the C ∞ -topology easily follows. 5. Regularity of null surfaces The goal of this section is to establish the ... variation on the theme of characteristic energy estimates for the variable coefficient wave equation. The assumption on G(u) implies that each Σ θ,r is the graph of a function with fixed bounds on the appropriate ... estimates contained in Section 10, which complete the circle of estimates behind the proof of Theorem 1.2. Finally, the appendix contains the proof of the two dimensional stability estimate, which...
  • 77
  • 318
  • 0
Multilevel modeling of the influence of surface transport peculiarities on growth, shaping, and doping of si nanowires

Multilevel modeling of the influence of surface transport peculiarities on growth, shaping, and doping of si nanowires

Ngày tải lên : 16/03/2014, 15:18
... but by the direct adsorption of molecules to the vacant sites located in the very peripheral region of a catalyst particle. The width of the region gradually decreases with the increase in the input ... straight line corresponding to the given value of the normalized flux in the left-hand part of this equation. The points of intersection of the two curves give the steady-state solutions (coverages) ... diffusion of silicon atoms from the surface to the catalyst/NW interface. Here, h is the height of the NW and O is the atomic volume of a silicon atom in a silicon lattice, the factor 2 is the ratio of...
  • 8
  • 514
  • 0
Báo cáo khoa học: PA700, the regulatory complex of the 26S proteasome, interferes with a-synuclein assembly pptx

Báo cáo khoa học: PA700, the regulatory complex of the 26S proteasome, interferes with a-synuclein assembly pptx

Ngày tải lên : 16/03/2014, 22:20
... behavior of WT a-synuclein in the absence and the presence of PA700. Aliquots of WT a-synuclein assembly reac- tions in the absence (–) or the presence (+) of PA700, 1 h and 18 h after the onset of the ... degeneration of the dopaminergic neurons of the substantia nigra [1]. Although the majority of PD cases are sporadic, rare familial forms of PD have been reported with the identification of mutations in the genes ... belong to the [15]. The func- tions proposed for the ATPases include: (a) the hydrolysis of ATP to promote the assembly of the 26S proteasome from the PA700 complex and 20S protea- some; (b) the opening...
  • 11
  • 398
  • 0
Báo cáo khoa học: Interaction of the P-type cardiotoxin with phospholipid membranes pptx

Báo cáo khoa học: Interaction of the P-type cardiotoxin with phospholipid membranes pptx

Ngày tải lên : 17/03/2014, 03:20
... from the stiffening of lipid molecules in the polar but not in the acyl region of the membrane. (In this respect the influence of CTs on the membrane stiffness is opposite to the action of the cholesterol ... membrane the hydrophobic partitioning of CTII is favoured. In the case of the P-type CTs the insertion is accomplished via the tips of three hydrophobic loops (fingers) of the molecule [14–16,43]. The ... inhibits the deformation of MLV by the magnetic field (Fig. 4A). Addition of CTII to MLV of Pam 2 Gro-PGro in the liquid crystalline phase results in the appearance of the isotropic signal in the 31 P-NMR...
  • 9
  • 349
  • 0
Báo cáo khoa học: Probing plasma clearance of the thrombin–antithrombin complex with a monoclonal antibody against the putative serpin–enzyme complex receptor-binding site docx

Báo cáo khoa học: Probing plasma clearance of the thrombin–antithrombin complex with a monoclonal antibody against the putative serpin–enzyme complex receptor-binding site docx

Ngày tải lên : 17/03/2014, 10:20
... that the rate of SEC clearance is 10–50 times faster than that of the corresponding free inhibitor [47]. In the case of TAT, the t ẵ for the elimination of the complex from the circulation is in the ... position 430 of AT, it is unlikely that the epitope is at the very C-terminus of the peptide. The results therefore suggested that residues 411 and 416 are part of the epitope of M27. Synthetic peptides ... reduction in the rate of clearance of the complex, from a half-life (t ẵ )of 7 min in the absence of the Fab fragment to a t ẵ of 9 min in its presence, it did not block the uptake to the liver...
  • 11
  • 378
  • 0
modeling of the conduction in a wo3 thin film as ozone sensor

modeling of the conduction in a wo3 thin film as ozone sensor

Ngày tải lên : 20/03/2014, 13:04
... in the atmosphere, the influence of another gas is not studied. The action of oxy- gen is first analyzed, then the ozone one. The combined action of the two mixed gases is finally studied at the ... vicinity of the adsorbate involving a simple deforma- tion of the orbitals. The binding energy of the adsorbate is E w and corresponds to the loss of free energy of the sys- tem during the adsorption ... eV), ã the scale of the pressures is eight decades shifted towards the lower values, what highlights the greatest reactivity of the ozone compared to the oxygen. 4.3. Simulation in presence of the...
  • 8
  • 662
  • 0
Báo cáo khoa học: "Quantitative modeling of the neural representation of adjective-noun phrases to account for fMRI activation" doc

Báo cáo khoa học: "Quantitative modeling of the neural representation of adjective-noun phrases to account for fMRI activation" doc

Ngày tải lên : 30/03/2014, 23:20
... model. The adjective model assumes that the meaning of the composition is the same as the adjective: u p = The noun model assumes that the meaning of the composition is the same as the ... with the assumption that people use adjectives to modify the meaning of the noun, rather than conjoining the meaning of the adjective and noun. In this study, we represented the meaning of ... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 638–646, Suntec, Singapore, 2-7 August 2009. c 2009 ACL and AFNLP Quantitative modeling of the neural...
  • 9
  • 270
  • 0
Báo cáo Y học: Interaction of the GTS1 gene product with glyceraldehyde3-phosphate dehydrogenase 1 required for the maintenance of the metabolic oscillations of the yeast Saccharomyces cerevisiae pdf

Báo cáo Y học: Interaction of the GTS1 gene product with glyceraldehyde3-phosphate dehydrogenase 1 required for the maintenance of the metabolic oscillations of the yeast Saccharomyces cerevisiae pdf

Ngày tải lên : 31/03/2014, 21:21
... density at the beginning of continuous culture. b The amplitude was estimated by subtracting the DO concentration (%) of the valley from that of the peak of the next wave. c The number of experiments ... disappeared within a day (Fig. 6A) similar to the case of gts1D [16]. The growth of tdh2D was disturbed, but the cell density reached 90% of that of the wild-type at the beginning of the continuous culture ... metabolic oscillation. Deletion of GTS1 resulted in the loss of the fluctuations in the synthesis of trehalose and cAMP [26], leading to the disappearance of the oscillations. These results suggested...
  • 10
  • 410
  • 0
báo cáo hóa học:" Arthroscopic debridement of the osteoarthritic knee combined with hyaluronic acid (Orthovisc®) treatment: A case series and review of the literature" docx

báo cáo hóa học:" Arthroscopic debridement of the osteoarthritic knee combined with hyaluronic acid (Orthovisc®) treatment: A case series and review of the literature" docx

Ngày tải lên : 20/06/2014, 01:20
... OA of the knee is extremely com- mon, with some studies showing that OA of the knee occurs in at least 30% of people after the age of 50 years, and in 80% of people older than 75 years [4,5]. Of ... weeks with a single delivery of 6 ml/90 mg of Orthovisc đ at the time of the arthro- scopic debridement with over 79% of our patients having an improvement of greater than 40%. However the final follow ... subsequently closed with inter- rupted nylon sutures before the injection of HA with the exception of the arthroscope portal. Standard dosage of HA (Orthovisc đ ) is 2 ml/30 mg (15 mg of HA/ml) per injection...
  • 8
  • 709
  • 0
Báo cáo hóa học: " Hepatitis C virus NS5A protein binds the SH3 domain of the Fyn tyrosine kinase with high affinity: mutagenic analysis of residues within the SH3 domain that ?" doc

Báo cáo hóa học: " Hepatitis C virus NS5A protein binds the SH3 domain of the Fyn tyrosine kinase with high affinity: mutagenic analysis of residues within the SH3 domain that ?" doc

Ngày tải lên : 20/06/2014, 01:20
... with R96 within the RT-Src loop of the SH3 domain – it was possi- ble that the effects of the double mutant were due to the inability to form this bond – thus perturbing the correct folding of ... molecule containing the 5' and 3' untranslated regions of the viral genome. However, apart from the RNA-dependent RNA polymerase (NS5B), the precise details of the roles of each of the non-structural ... that there is some flexibility in the interaction as R356 within NS5A can form a salt bridge with either of two adjacent acidic residues in the SH3 domain. Interest- ingly the side chain of residue...
  • 9
  • 447
  • 0

Xem thêm