Explore the Book of Abstracts for the 11th World Conference on Chemistry and Chemical Engineering and 11th World Conference on Advanced Materials, Nanoscience and Nanotechnology, held on May 21-22, 2026, in the enchanting city of Rome, Italy. This compilation not only showcases cutting-edge research and scholarly contributions across these vital fields but also highlights the interdisciplinary dialogues and innovative themes that emerged. Featuring insights from esteemed participants, including keynote speakers renowned in their respective disciplines, this collection encapsulates the spirit of collaboration and forward-thinking that characterized the conference. Delve into these pages to discover the rich tapestry of knowledge woven together at an event that continues to shape future directions in Chemistry and Chemical Engineering and Advanced Materials, Nanoscience and Nanotechnology.