Acoustic Waves Part 16 pot

... Hydrodynamics – Advanced Topics 438 The linearized elasto -hydrodynamics of icosahedral quasicrystals have non-zero displacements , zz uw apart from ,, , x y x y uuww , ... the crack is constant, assuming 0 ()at a  . The specimen with stationary crack Hydrodynamics – Advanced Topics 440 Fig. 5. Displacement components of quasicrystals versus time. (a)displacement .....

Ngày tải lên: 18/06/2014, 22:20

... zirconium-nickel and hydrogen. Journal of Physical Chemistry, Vol. 62 pp. (76-79), ISSN: 0022-3654 Thermodynamics – Interaction Studies – Solids, Liquids and Gases 900 Fig. 8. Hydride and non ... is strongly related to the temperature and the specific Thermodynamics – Interaction Studies – Solids, Liquids and Gases 912 distribution of Zr- and...

Ngày tải lên: 19/06/2014, 08:20

... Oceanic Flight Routes in Aeronautical Communications. International Journal of Computer Networks and Communications (IJCNC), Vol. 1, No. 1, April 2009 Future Aeronautical Communications 376 ... UK y.cheng4@bradford.ac.uk Future Aeronautical Communications 366 published by the International Air Transport Association (IATA), containing the departure and destin...

Ngày tải lên: 19/06/2014, 10:20

... the difference between telemetry velocity and tracking velocity, () v t δ X , and the difference between telemetry velocity and tracking velocity, () r t δ X . Modern Telemetry 464 5. ... respectively as Modern Telemetry 468 Fig. 10. The residual of the difference between telemetry and tracking velocity. Fig. 11. The residual of the difference between...

Ngày tải lên: 19/06/2014, 10:20

... decreasing power factor as illustrated in Figure 22. Electric Vehicles – Modelling and Simulations 462 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0 .16 0.18 0.2 -8 -6 -4 -2 0 2 BLMD Benchmark Model ... fidelity when matched with experimental data. Electric Vehicles – Modelling and Simulations 456 0 0.02 0.04 0.06 0.08 0.1 0.12 0.14 0 .16 0.18 0.2 -4 -3 -2 -1 0 1...

Ngày tải lên: 19/06/2014, 12:20

... No 2, pp. 571 - 572 , ISSN 03 67- 3294. Balakirev, M. K. & Gorchakov, A. V. (1 977 b). Connected surface wave in piezoelectrics. Fiz. Tverd. Tela, Vol. 19, No 2, pp. 613-614, ISSN 03 67- 3294. Balakirev, ... (1 977 a). Shear surface acoustic wave in dielectrics in the presence of an electric field. Phys. Lett., Vol. 56A, No 6, pp. 491-492, ISSN 0 375 -9601. Gulyaev, Yu. V. &...

Ngày tải lên: 20/06/2014, 11:20

... criteria, which were published in five papers separately (Shigematsu & Kurosawa, 2008a; 2008b; 2008c; 2008d; 2008e). It is clearly that these papers provide a systematical information, experiments ... micro-motors driven by Lamb waves with high frequencies excited by IDT was reported in 1 989 (Moroney et al., 1 989 ), several kinds of SAW motors driven by Rayleigh waves excited b...

Ngày tải lên: 20/06/2014, 11:20

... source particles, permitting high-quality film growth at potentially low substrate temperatures (typically ranging from 200 to 800 °C) in high ambient gas pressures in the 10 –5 10 –1 ... 0.66- 0.77 2.9 Acoustic velocity by transverse (m/s) 6336 (2650) 1105 0 (6090) 4500 (2200) 5960 (3 310) 3970 3230- 3295 2600 Dielectric constant 8.66 8.5 -10 380 4.3 85 (29)...

Ngày tải lên: 20/06/2014, 11:20

... using SH surface acoustic waves (SAW) can be several orders larger than the sensitivity of the sensors employing bulk shear acoustic waves. X 2 X 1 X 3 Application of Acoustic Waves to Investigate ... ±10 kPa ±3 °C SP12T (SensoNor) 1400 kPa 2.97 kPa ±28 kPa -40 °C to +125 °C ±4 °C Pressure Watch (RoadSnoop) 350 kPa 12 kPa -40 °C to +120 °C ±6 °C RDKS (IQ-Mobil)...

Ngày tải lên: 20/06/2014, 11:20

... be seen that the condition th ω τ <<1 is satisfied even at GHz range acoustic wave frequency. Acoustic Waves 450 hyperbolic functions with the exponential ones, and providing the ... difference Θ k with arbitrary SNRs, Tsvetnov proposed in [16] an approximation cos( ) 0 1 (|,) , 2() kkk kkk k pe I γ γ πγ Θ−Θ ΘΘ= (42) Acoustic Waves 448 3.2 Equal SNRs in the R...

Ngày tải lên: 20/06/2014, 11:20

... () () () 2 2 *22222 12 1 11 1 11 1 2 2 12 12 11 1 12 2 z y xz x y ee e ee ee ηη η ⎡ ⎤ ⎛⎞ ⎛⎞ −− ⎢ ⎥ =− ∂ +∂ + ∂ +∂ − ∂ ⎜⎟ ⎜⎟ ⎢ ⎥ −+ ⎝⎠ ⎝⎠ ⎣ ⎦ . (12 3) () () () 2 2 *22222 12 2 11 2 11 2 2 2 12 12 211 12 2 xz ... () () T 1 * 11 11 1 12 2 2 2 11 1 12 1 EeeE ee η η = ⋅⎡−+⎤ ⎣ ⎦ −+ EE= φ (12 0) () () T 1 * 22 12 211 2 2 2 211 12 1 EeeE ee η η = ⋅⎡+−⎤...

Ngày tải lên: 20/06/2014, 22:20

... T F , given by () 2 2 /3 2 3 2 . BF F kT n m π ≡= = ε (8) Then the ratio χ = T F /T can be related to the degeneracy parameter 3 B n λ as, ()() 2 /3 2 /3 23 1 /3 2 FB TT n χπλ == (9) ... 2 22 . 1 qA qz e k ck k ρω ω ω λ ⊥ ⊥ ⎡⎤ ⎞ ⎢⎥ ⎟ −= ⎜⎟ ⎢⎥ + ⎠ ⎣⎦ (37 ) Since m e /m i << 1, therefore relation (37 ) reduces to Rectifying Acoustic Waves 49 Here we cons...

Ngày tải lên: 20/06/2014, 22:20

... (1 977 a). Shear surface acoustic wave in dielectrics in the presence of an electric field. Phys. Lett., Vol. 56A, No 6, pp. 491-492, ISSN 0 375 -9601. Gulyaev, Yu. V. & Plessky, V.P. (1 977 ... No 2, pp. 571 - 572 , ISSN 03 67- 3294. Balakirev, M. K. & Gorchakov, A. V. (1 977 b). Connected surface wave in piezoelectrics. Fiz. Tverd. Tela, Vol. 19, No 2, pp. 613-614, ISSN 03 6...

Ngày tải lên: 20/06/2014, 22:20

... expressed as: ( ) 00 13 13 12 12 13 12P dd W ϕ ϕϕϕϕ =− =− (6) where d 13 0 is the initial value of d 13 under initial temperature, W the weighted factor and equal to d 13 0 /d 12 0 . 6.2 ... neglected (Li et al., 2008). 0 13 13 (, ) 1 PP TT τε τ ε α Δ= + +Δ ⎡⎤ ⎣⎦ (5) Here, ε P is the change of d 13 caused by the pressure, τ 13 0 the initial value of τ 13...

Ngày tải lên: 20/06/2014, 22:20

... in wireless sensing with surface acoustic waves. IEEE Trans. on Industrial Electronics, Vol. 48, No. 2, (April 2001)(265-271), ISSN 0278-0046. Acoustic Waves 448 3.2 Equal SNRs in the ... elastic constants of Alkali halide crystals, Phys. Rev., 139 (1965) A1666-A1674. Ghate , P.B., Phys. Rev. B 139 (5A) A1666. (1965) Hassan, F. El. Haj and Akbarzadeh, H.Computational and Mat...

Ngày tải lên: 20/06/2014, 23:20