Acoustic Splitter Waves Based on Ramified System Made of Waveguides Ilham El-atmani, Ilyass El kadmiri, Aissam Khaled, Driss Bria, Mounsif Ech Cherif El Kettani and Pierre Maréchal E3S Web Conf., 364 (2023) 04002 Published online: 23 January 2023 DOI: 10.1051/e3sconf/202336404002