Vol. 6 No. 3 (2023): July-September

Research articles:  -Effects of wind speed and temperature on economics and environmental impact assessment of different solar PV systems in Malaysia -Energy and exergy analysis of an ejector-compression refrigeration cycle with double IHX -Simulation of a solar heating system using Python -Cellulose hydrogel substrate modified with macroporosity by computed microtomography and 3D printing for soil-less cultivation -Obstacles to the adoption of electronic commerce in SMEs in Ciudad Juárez -Analysis of angle type shear connectors in steel and concrete composite beams -Numerical study of a solar collector using water and titanium dioxide water-based nanofluid as working fluids by means of computational fluid dynamics Case studies: -Design and finite element analysis of a 3D-printed packaging insert -Exploring the internet of things based on ESP8622: tools and case study