A Mobile Augmented Reality Interface On Additive Manufacturing -- Safety Risk Assessment and Warning System at Engineering Laboratory through Iot Technologies -- Optimization of PV Power Output using Single-Axis Sun Light Tracker and MPPT Algorithm -- Dielectric properties measurement of Agarwood using Vector Network Analyzer for frequency 200MHz until 1GHz -- Energy Consumption and Cost Estimation Considering Renewable Energy Sources in Integrated Next-Generation Wireless Access Network -- Integrated Circuit Characterisation using Low-cost Coaxial Probe Measurement -- A More Efficient and Accurate Approach to Characterise an IC into Macro Model -- Contactless Attendance Method with Face Recognition, Body Temperature Measurement and GPS System using Blockchain Technology -- Identification and Detection of RTN in Short-Channel MOS Devices of Communication Power Supply -- Evaluation of Interactive WebSIR using Software Usability Measurement Inventory (SUMI) -- Raspberry Pi Based Wireless Interface System -- For Automated Microfabrication in The Context of Industry 4.0.