Thin-Film Sensor-Integrated Smart Cutting Tools for Real-Time Machining Temperature Measurement in Industry 4.0Selvan Sathishkumar, Ravichandran Karthikeyan, Nallasamy Viswanathan, Kumarasami Annamalai Thirumoorthy, Jose Chacko, Sivasamy Nanthakumar and Ramasamy GirimuruganEPJ Web Conf., 355 (2026) 02004DOI: https://doi.org/10.1051/epjconf/202635502004