Sentence examples for soft obstacle from inspiring English sources

Consider the scattering of an arbitrary time-harmonic incident wave by a sound soft obstacle.

Although researchers considered vegetation as a soft obstacle in terms of total attenuation, actual measurements show that trees or shrubs could induce important attenuations.

We show that the acoustic farfields corresponding to the scattered waves by this collection of obstacles, taken to be soft obstacles, converge uniformly in terms of the incident as well as the propagation directions, to the one corresponding to an acoustic refraction index as a→0.

A regularized second degree Newton method is proposed and implemented for the inverse problem for scattering of time-harmonic acoustic waves from a sound-soft obstacle.

Numerical results are presented for sound-hard and sound-soft obstacles, including a study of the cloaking efficiency as a function of the frequency.

They also use the grounds for paint balling and air soft and obstacle courses and military vehicle exhibitions.

To achieve this, a softer version of the extra obstacle is used, as depicted in Fig. 16 (right).

In this work we describe, implement and analyse in detail a high-order fully discrete spectral algorithm for solving the Helmholtz equation exterior to a bounded (sound-soft, sound-hard or absorbing) obstacle in three space dimensions, with Dirichlet, Neumann or Robin (impedance) boundary conditions.

However, bone loss and soft tissue instability are substantial obstacles to obtaining adequate joint line restoration [ 3] and ligament balancing, which are crucial when deciding on a suitable choice of implant.

The targets and the obstacle were made of soft foam material.

Kimball compares the arc to that of a Sherlock Holmes whodunit, and no recipe ratchets the stakes higher than the Perfect Soft-Boiled Egg, a single-ingredient obstacle course that turns entirely on technique.