主题词：Polymer Foaming and Composites; Polymer composites and self-healing; biodegradable polymer synthesis and properties; Flame retardant materials and properties; Cellular and Composite Structures; Carbon dioxide utilization in catalysis; Pickering emulsions and particle stabilization; Polymer crystallization and properties; Diverse Scientific and Economic Studies; Human auditory perception and evaluation; Polymer Nanocomposites and Properties; Injection Molding Process and Properties; Asphalt Pavement Performance Evaluation; Phase Equilibria and Thermodynamics; Silicone and Siloxane Chemistry; Natural Fiber Reinforced Composites; Advanced Polymer Synthesis and Characterization; Additive Manufacturing and 3D Printing Technologies; Structural Analysis of Composite Materials; Polymer Science and PVC; Epoxy Resin Curing Processes; Synthesis and properties of polymers; Fire dynamics and safety research; Rheology and Fluid Dynamics Studies; Electrospun Nanofibers in Biomedical Applications