This book collects several contributions presented at the 2019 meeting of the Italian Synchrotron Radiation Society (SILS), held in Camerino, Italy, from 9 to 11 September 2019. Topics included are recent developments in synchrotron radiation facilities and instrumentation, novel methods for data analysis, applications in the fields of materials physics and chemistry, Earth and environmental science, coherence in x-ray experiments. The book is intended for advanced students and researchers interested in synchrotron-based techniques and their application in diverse fields.