Preface Chapter 1: Polymers and Composites Characterization and Optimization of Lygodium Circinnatum (Nito) Fiber Properties through Alkali Treatment and Factorial Design Comparative Analysis of the Effective Nonlinear Elastic Modulus of Three Glassy Polymers Chapter 2: Functional Materials Optical and Structural Microstriation of Sapphire Grown by Different Methods Four Types of Magnetic Subsystems in Dilute Magnetic Semiconductors Based on A4B6and A3B6 Compounds Peculiarities of the Mechanical Response of Sapphire under Nanoindentation Chapter 3: Metallographic Studies of Archaeological Metals Copper Test Melts with Additions of Pb, Bi, As, Sb and Sn A Bronze Button from Late Bronze Age Site of Inzersdorf ob der Traisen Roman Bronze Objects from the Archaeological Site of Burg in Burgenland, Austria Chapter 4: Green Concrete and Mortars Fresh State Performance of Concrete with Recycled Glass Powder as Cement Replacement and Nanosilica Mechanical and Environmental Performance of Concrete with Partial Replacement of Cement by Silica Fume and Scallop Shell Powder in Coastal Areas Concrete Industry's Transition from CEMI to CEMII - A Case Study on CO2 Footprint Reduction for a Self-Compacting Concrete Mix A Global Perspective on the Use of Mine Tailings in Concrete: Developments and Trends through Bibliometric Analysis Effect of Lightweight Fillers on the Rheological Properties of Lime Grouts.