Probing phonon focusing, thermomechanical behavior, and moiré patterns in van der Waals architectures using surface acoustic waves oleh Nitish Baradwaj, Anikeya Aditya, Ankit Mishra, Kory Burns, Eric Lang, Jordan A. Hachtel, Khalid Hattar, Assel Aitkaliyeva, Aiichiro Nakano, Priya Vashishta, Rajiv Kalia