主题词：Membrane Separation Technologies; ZnO doping and properties; Membrane Separation and Gas Transport; Natural Fiber Reinforced Composites; Gas Sensing Nanomaterials and Sensors; biodegradable polymer synthesis and properties; Conducting polymers and applications; Extraction and Separation Processes; Radioactivity and Radon Measurements; Radiation Shielding Materials Analysis; Polymer Nanocomposites and Properties; Advanced Cellulose Research Studies; Analytical Chemistry and Sensors; Thermochemical Biomass Conversion Processes; Electrochemical sensors and biosensors; Biodiesel Production and Applications; Carbon Dioxide Capture Technologies; Adsorption and biosorption for pollutant removal; Graphene research and applications; Advanced Sensor and Energy Harvesting Materials; Nanocomposite Films for Food Packaging; Copper-based nanomaterials and applications; Dental materials and restorations; Biofuel production and bioconversion; Additive Manufacturing and 3D Printing Technologies