Sentence examples for a impermeable from inspiring English sources

In this study, the influences of river stage on design of shield tunnel linings are evaluated with respect to two common ground conditions: (a) impermeable overburden strata of low permeability and (b) permeable overburden strata of high permeability.

These include: a) impermeable cell membranes (mostly in archaea); b) selective outer membrane porins; c) the generation of positive internal potential to create a chemosmotic barrier inhibiting proton influx; and d) the removal of excess internal protons by active proton pumping.

Various special cases, including an impermeable inclusion, a permeable crack, a rigid and permeable inclusion, a rigid and permeable line inclusion, a permeable cavity, and an impermeable cavity are discussed.

Another factor could be the fact that Lake Waiau is a "perched" water body, in which water is held in a depression by an impermeable substrate.

Two extreme cases of a wellbore with an impermeable mudcake and without mudcake are also included for comparison.

Additionally, the solutions for the cases of impermeable cracks also are given by treating an impermeable crack as a particular case of a permeable crack.

The first is commercially more valuable and consists of an environment where an impermeable basin received borate-bearing solutions that resulted from volcanic activity.

Briefly, the electrokinetic response of the bacteria was assimilated to that of a soft particle composed of an impermeable hard-core component covered with a permeable polyelectrolyte layer.

Consider an electron-positron pair in an impermeable 2D circular QD with a radius R0 (see Figure 1b).

A barrier can occur when an impermeable bed is brought into contact with a carrier bed.

He sits here before me, an impermeable rock of a man, and his very solidity, the unassailable fact of James Frey, seems strangely reassuring.