Li pictive ne layer one chemical responsive layer being absorbent or adsorbent for the
analyte, and a Support structure provided for at least partly supporting the at least one …

Disclosed are embodiments of a marine vibrator and methods of using. Embodiments of the
marine vibrator may comprise a containment housing; a piston plate, wherein an internal …

Embodiments related to addition of a variable mass load to the shell of a marine vibrator to
compensate for air spring effects. An embodiment provides a marine vibrator, comprising: an …

Embodiments relate to marine acoustic vibrators that incorporate one or more piston plates
that act on the surrounding water to produce acoustic energy. An example marine acoustic …

Embodiments relate to the restriction of gas flow in a piston-type marine vibrator to
compensate for air-spring effects. An embodiment provides marine vibrator comprising: a …

Reduction in both size and power consumption of inte grated circuits has led to the
proliferation of wireless tech nology. For example, there is a wide variety of devices using …

Embodiments related to restriction of gas flow in a marine acoustic vibrator to compensate
for gas spring effects. An embodiment provides a marine acoustic vibrator, comprising: an …

Embodiments relate to marine vibrators that incorporate one or more piston plates that act
on the surrounding water to produce acoustic energy. An example marine vibrator may …

A piezoelectric micromechanical resonator includes a supporting beam including a fixed
edge that is fixed to a supporting member and a free edge opposite the fixed edge, a …

Embodiments related to sound sources for marine geophysical surveys. An embodiment
provides a sound source, comprising: an outer shell containing a first gas at a first gas …