Staff Lead researchers Dr Felix Langfeldt BEng, MSc, PhD, FHEA Associate Professor Research interests Active/Passive Acoustic Metamaterials Low-frequency Sound Insulation Aircraft Cabin Noise Control Connect with Felix Email: F.Langfeldt@soton.ac.uk Research outputs Felix Langfeldt, Joe Tan, Sayan Jana & Lea Sirota, 2025, Journal of the Acoustical Society of America, 158(6), 4900-4911 DOI: Type: article Kangkang Wang, Felix Langfeldt, Chen Shen, Haishan Zou, Sipei Zhao, Jing Lu & Lea Sirota, 2025, Physical Review Applied, 24(3) DOI: Type: article