High Flexible, Ultra‐Robust Piezoelectric Nanogenerator Based on Hexagonal α‐Beryllium Oxide/PVDF Composite Thin Film: E‐Skin and Energy Harvesting Applications. - Patil, Chandrashekhar S.; Kim, Jungmin; Ghode, Sourabh B.; Paranjape, Mandar Vasant; Sawant, Jaydip K.; Noman, Muhammad; Saqib, Qazi Muhammad; Kim, Myung Hoe; Sung, Si Hyun; Gore, Anil H.; Kurkuri, Mahaveer D.; Jeon, Young Pyo; et al. (Advanced Functional Materials, 2026)