Keyword: Water

Articles: Unmanned Systems
Truly autonomous UAVs will require computer vision and navigation, cooperation between autonomous vehicles, and explainable and robust AI.
Briefs: Test & Measurement
The Army analyzed shoreline change, dune volume, beach volume, beach slope, and cumulative elevation change along the northern Outer Banks of North Carolina.
Briefs: Aerospace
MBUD has a new data acquisition system and incorporates technical modifications to eliminate the noise encountered in seawater.
Articles: Electronics & Computers
Commercial-grade electronics will simply not survive in the extremes of military environments.
Briefs: Electronics & Computers
A study aims to find a suitable decontaminant that can be used successfully in complex transportation vehicles with no negative impact on sensitive electronic equipment.
Briefs: Aerospace
The Navy is exploring ways to ensure an uninterrupted supply of potable water at remote installations.
Briefs: Aerospace

The U.S. Army Corps of Engineers (USACE), CHL, FRF, had a need for a remote real-time data collection system to control instruments and log and communicate data from five...

Briefs: Materials

With superhydrophobic properties being extended to a variety of metallic substrates through the process of ablation due to femto-second...

Briefs: Aerospace

The objective of this work is to identify isotopic ratios suitable for analysis via mass spectrometry that distinguish between commercial...

Briefs: Aerospace

Hazardous ordnance items are present along coastlines and in rivers and lakes in waters shallow enough to cause...

Articles: Unmanned Systems

Advances in unmanned underwater vehicles (UUVs) are providing government agencies and commercial organizations with new capabilities across a variety of mission requirements....

Application Briefs: Defense
BCB International Ltd.
Cardiff, UK
+44 (0)2920 433 700

A Floating Armor Torso System (FATS), designed for marine-based forces, inflates when coming into contact with water. If the...

Articles: Aerospace

As the US military shifts from boots on the ground to drones in the sky, there will be an increasing need for computing power on foreign soil, under the sea and in the...

Articles: RF & Microwave Electronics

Consumers have shown that they are eager to be rid of cabling and wires connecting them to devices situated or worn near or on the body. From athletic monitoring devices to...

Application Briefs: RF & Microwave Electronics

One of the greatest dangers to aircraft — playing a role in numerous destructive and fatal accidents around the world — comes in the form of droplets of water. In clean air, cloud...

Briefs: Physical Sciences
Acoustic Detection Using Reverberation

Acoustic detection of undersea objects is difficult due to the uncertain environment and even more difficult when the objects are buried in the seabed. First, sediments generate high backscattering noise due to heterogeneous scatters within the sediments, clouding the object.

Briefs: Materials

Geopolymer concrete has been proposed as an alternative to Portland cement concrete in applications requiring high degrees of fire resistance, because the intrinsic chemistry of the geopolymer binder...

Briefs: Manufacturing & Prototyping

Extensive research has been done on carbon nanotube field-effect transistors (CNTFETs), which may revolutionize electronics. Single-walled carbon nano-tubes (SWNTs) act...

Briefs: Mechanical & Fluid Systems

Water mist has been determined to be a preferred alternative to Halon 1301 total flooding to extinguish fires occurring in ship machinery spaces and pump rooms, because it is...

Briefs: Information Technology

Three algorithms, and software that implements the algorithms, have been conceived and analyzed as means of effecting automated planning of scientific observations by a fleet of unmanned...

Briefs: Materials

Silicone-rubber surfaces microscopically textured in such a manner as to render them ultra-hydrophobic have been fabricated by a method in which breath figures are utilized....

Briefs: Photonics/Optics

A proposed high-gain free-electron laser (FEL) amplifier, conceived primarily for use in a maritime environment, would be capable of average output power of the order of a megawatt at...

Briefs: Materials

Afamily of improved encapsulating materials for protecting underwater acoustic sensors has been invented. These materials could also be used for encapsulation or protective coating of...

Briefs: Electronics & Computers

Experiments have shown that when a miniature semiconductor diode floats in an aqueous solution and an alternating electric field is applied, (1) the diode rectifies the alternating potential...

Briefs: Physical Sciences
Progress in Research on Bacteria-Powered Motors

Progress has been made on several fronts in research on biomotors and especially on microscopic motors powered by bacteria. The progress consists mostly of advances in the art of attaching motile bacterial cells to surfaces in specific, pre-designed microarrays.

Articles: Defense
Colonel Lewis F. Setliff III
Commander/District Engineer, St. Louis District
U.S. Army Corps of Engineers

In August of 2005, Hurricane Katrina hit the Gulf Coast and became one of the...

Briefs: Materials

Sensors that exploit pH-sensitive hydrogels for measuring concentrations of glucose in aqueous solutions are undergoing development. Because the underlying chemical and physical principles are...

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