Greater demands for underwater sound absorption materials have been growing due to the
concern about underwater noise control in water. Among the range of existing materials …

Underwater sound can have a detrimental effect on marine animals due to the ever-
increasing noise levels in their pristine habitat. It has also been commonly used to detect …

(57) ABSTRACT A versatile metamaterial reflector is constructed of at least one pair of first
and second reflectors each having a fre quency-dependent phase shifting of a reflected …

An acoustic imaging metamaterial is provided for obtaining edge detection information of a
tangible object. The acoustic imaging metamaterial includes a longitudinally extending …

Materiality has been a theme of extensive discussion in the field of human-computer-
interaction (HCI) in recent years. This perspective has presented new opportunities to …