Spectroscopy 52 Spectrum analysis Surface and Interface and Thin Film Surfaces (Physics) 52 Surfaces (Technology) 25 Surfaces, Interfaces and Thin Film 25 Thin films 25 more ... Nanotechnology 16 Nanophysics 10 Nanoscience 10 Optical Materials 10 Optical materials 10 Microelectromechanical systems 8 Microsystems and MEMS 8 Microtechnology 8 Characterization and Analytical Technique 7 Materials—Analysis 7 Polymers 7 Laser 6 Lasers 6 Atomic and Molecular Structure and Properties 4 Atomic structure   4 Biophysics 4 Catalysis 4 Molecular structure  4 Physical Chemistry 4 Physical chemistry 4 Semiconductors 4 Biology—Research 3 Biomedical Research 3 less ...