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Wednesday, June 06, 2012

U.S. Navy Eyes Technology To Cloak Subs

USS Toledo (Los Angeles class)The U.S. Navy is investing in research that could make its submarines even stealthier, using cloaking technology that seems to come straight out of a Tom Clancy thriller or Star Trek script.

Developed by New York-based Weidlinger Associates with U.S. Navy Small Business Innovation Research (SBIR) funding, the technology involves the carving up and altering of aluminum to give it “elastic properties” — a form of what the company calls “metal water,” according to Jeffrey Cipolla, a Weidlinger senior associate.

The underwater acoustic-evading technology for submarines and unmanned undersea vehicles, now in SBIR Phase II development, creates a coating that features broadband, passive waveguides, which redirect acoustic energy around an object, “rendering it nearly undetectable” to active sonar, the company says.

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