Composite shell structures combine thin curved geometries with layered or graded materials to achieve high strength‐to‐weight ratios while controlling vibroacoustic performance. Their acoustic ...

VW has tested a manual transmission for EVs EVs that make sound are on the table at VW An electric GTI and Golf R won't arrive until the end of the decade The manual transmission might not die at ...

Glass windows typically offer some amount of sound proofing, sometimes unintentionally. In general, ventilation is required to achieve large sound transmission. But some applications -- like gas ...

The perfect transmission of sound through a barrier is difficult to achieve, if not impossible based on our existing knowledge. This is also true with other energy forms such as light and heat. A ...

A research team has for the first time experimentally proved a century old quantum theory that relativistic particles can pass through a barrier with 100% transmission. The perfect transmission of ...