[PDF] Top 20 The Effect of Boundary Conditions on Resonant Ultrasonic Spherical Chains

... Precompression is known to affect propagation delays along granular chains [17], [18]. It was thus also interesting to establish a method whereby the time of flight of the signals along the chain could be ... See full document

... the effect of ...a boundary constraint is assumed in that the position of the contact point between the last sphere and the wall at the end of the chain is ...the boundary conditions were not ... See full document

... Evidence from studies prior to Tuch et al. suggested a directional relationship between aesthetics and usability in which increased aesthetics equaled increased usability. However, Tuch et al. showed that under certain ... See full document

... significant effect of aesthetics, a chi square test of all Experiment 2 results, that is, all four observations combined, did not show a significant effect of ...significant effect of aesthetics on ... See full document

... Three boundary types box, circle and hull and expansion factor of 7 are considered for ...external boundary is important and with decreasing the values of K 0 , the ... See full document

... the effect of magnetic boundary conditions in a dynamo model de- pends on the geometry of the magnetic field as much as on the physical configuration of the ...rotating boundary tends to ... See full document

... the effect of the slip boundary conditions on the heat transfer characteristics of stretching sheet considering the effect of nanoparticles Brownian motion and the thermophoresis ...convection ... See full document

... An ultrasonic horn operating at 73 kHz has been used to excite one end of a chain of steel ...end conditions properly, and their predictions confirmed the experimental ...longer chains led to wider ... See full document

... be noted that the modelling of such non-linear systems is inherently highly sensitive to the input and boundary conditions, so that exact agreement between theory and experiment can be difficult. However, we ... See full document

... be noted that the modelling of such non-linear systems is inherently highly sensitive to the input and boundary conditions, so that exact agreement between theory and experiment can be difficult. However, we ... See full document

... such as frequency, exposition time and power input, play a very important role in a disintegration of raw materials prior to using for the biogas generation, so the optimization of those parameters would provide a ... See full document

... Some assumptions were made during the modelling which should be addressed. It was assumed, firstly, that the resonators were equally spaced and identical (although the model itself is constructed in such a manner that ... See full document

... zigzag chains are roughly of the same length with about l = 30 μm (figure 6(a) for the d = 9 μm and figure 6(b) for the d = 25 μm cells), again, not being related to the cell ...and chains forming zigzag ... See full document

... was placed on the lower plate within a transparent cup filled with the 1.7% calcium solution and its shape was continuously monitored by a CCD camera (JAIM150, Imasys S.A., France). The images were captured with the ... See full document

... During this transition interval, S 1 , S 2 , and D 1 are off. The transformer is decoupled. The resonant tanks current let C 3 discharging but C 4 charging respectively. When the voltage on C 3 (it also can be ... See full document

... of ultrasonic waves. The ultrasonic equipment used for MFC processing includes dual, sin- gle, pulse and frequency modulation (FM) ultrasonic ... See full document

... A narrowband ultrasound source has been used to generate solitary wave impulses in finite-length chains of spheres. Once the input signal is of sufficient amplitude, both harmonics and sub-harmonics of the input ... See full document

... The patient characteristics and health care costs cat- egorized by diabetes and comorbidity status are presented in Tables 2 and 3. Of the 50,751 patients with diabetes, almost all persons had at least one concurrent ... See full document

... Table 2 shows the COD obtained in the experiments. The results showed that in experiments 2 and 8, there was a significant reduction in the code of samples as compared to the first day of the experiments, indicating a ... See full document

... icant effect on the hot paste viscosity of the extruded beans: see Tables 1 and ...negative effect on the hot paste viscosity for both bean cultivars ... See full document