Acoustic wave devices is a research concept encompassing the study, design, and application of components that generate, propagate, and detect mechanical waves within a material substrate, often leveraging piezoelectric phenomena. This field investigates the intricate physics of wave-material interactions, exploring device characteristics such as frequency response, sensitivity, and miniaturization for applications ranging from filters and oscillators in telecommunications to highly sensitive physical and chemical sensors. Its significance lies in enabling compact, high-performance solutions critical for modern electronic systems and advanced sensing platforms.