Spectrum analysis Spectroscopy 600 Condensed matter 160 Condensed Matter Physics 158 Materials—Analysis 122 Characterization and Analytical Technique 120 Lasers 89 more ... Laser 86 Optical Materials 84 Optical materials 84 Nanotechnology 81 Physical Chemistry 80 Physical chemistry 80 Biophysics 69 Surfaces (Technology) 61 Thin films 60 Surfaces, Interfaces and Thin Film 59 Surfaces (Physics) 58 Surface and Interface and Thin Film 52 Atomic and Molecular Structure and Properties 49 Atomic structure   49 Molecular structure  49 Measurement 48 Nanophysics 48 Nanoscience 48 Measurement Science and Instrumentation 45 Measuring instruments 45 Analytical chemistry 36 Microelectromechanical systems 35 Microsystems and MEMS 35 less ...