"This volume contains selected articles from the 4th International Congress in Advances in Applied Physics and Materials Science held in Fethiye from April 24-27, 2014 ... Topics were inclusive of Condensed Matter Physics, Nanoscience and Nanotechnology, Optical Physics, Quantum Electronics and Photonics, Materials Science and Engineering, Materials Science & Art, Economic & Environmental Issues in Materials Selection, Engineering and Industrial Physics, Instrumentation Metrology and Standards, Quantum, Atomic and Nuclear Physics and Chaos and Complex Systems."--Preface.