Chemistry, Physical and theoretical 210 Theoretical and Computational Chemistry 204 Physical Chemistry 65 Physical chemistry 65 Physics 34 Materials science 30 Mathematical physics 28 more ... Organic Chemistry 27 Organic chemistry 26 Theoretical, Mathematical and Computational Physics 24 Computer mathematics 22 Materials Science, general 22 Nanotechnology 22 Atomic structure   20 Atomic/Molecular Structure and Spectra 20 Inorganic Chemistry 20 Inorganic chemistry 20 Molecular structure  20 Numerical and Computational Physics, Simulation 19 Chemoinformatics 18 Computer Applications in Chemistry 18 Data processing 18 Quantum Physics 18 Quantum physics 18 Condensed Matter Physics 17 Condensed matter 17 Computational Science and Engineering 16 Computer simulation 16 Chemometrics 15 Math. Applications in Chemistry 15 less ...