Nissan Ariya Concept with acoustic meta-material for outstanding noise insulation

(Click the “CC” button in the right-hand lower corner of the video to switch on closed captions in English and Japanese) Nissan has invented acoustic meta-material, a new, lightweight sound insulation material that significantly reduces road noise for quiet, comfortable driving. The material only weighs one-fourth of current noise insulation materials, such as rubber boards, yet provides the same reduction in road noise. By reducing vehicle weight, the material can help improve driving performance and fu