a type of sound-absorbing material, onto one classroom's ceiling and compared it to another without any. Matsuoka presented their findings as part of the joint 188th Meeting of the Acoustical ...

The study — led by Ikuri Matsuoka, a master’s student at Kumamoto University in Japan — investigated how sound-absorbing ceilings affect young children during indoor activities. The findings ...

a 12-by-12-foot room fitted on all sides with sound-absorbing wedges situated in alternating right angles. The walls of the chamber are surrounded by material—often nearly 12 inches thick—that ...

Genex said it too would engage with the community on the expansion and had put up sound-absorbing "sonic curtains" around the current batteries in a bid to reduce noise. It had also installed ...

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A TV's built-in speakers often leave a lot to be desired when it comes to sound quality, and a full-on multi-speaker system will cost you a pretty penny. Thankfully, today's soundbars are more ...