World’s first THX-Certified soundproof door joins THX-Certified QuietRock SUNNYVALE, CA — September 2, 2008 — Serious Materials today announced its new line of QuietHome soundproof doors. These new ...

Air conditioners, cars and other machinery may soon be free of vibrations and thus much quieter than they are now, thanks to new so-called adaptive phononic crystals.

SUNNYVALE, Calif.-- (BUSINESS WIRE)-- Serious Materials today announced its new line of QuietHome soundproof doors. These new products provide market-leading noise reduction in an attractive ...

To do so, a team led by material engineer Andrea Bergamini of Empa arranged 10 small aluminum cylinders on an aluminum plate just a millimeter thick in a periodic manner. This type of structure ...