| social network | 141 | 31 | 4.433 | 0.005299 | 1604.08891,1604.02021,etc |
| shear flow | 109 | 18 | 6.353 | 0.004696 | 1604.01831,1604.00840,etc |
| energy resolution | 77 | 21 | 2.85 | 0.004695 | 1604.01343,1604.06215,etc |
| thin film | 41 | 16 | 2.667 | 0.004586 | 1604.05975,1604.08460,etc |
| Rydberg state | 57 | 12 | 5.0 | 0.003312 | 1604.07659,1604.03005,etc |
| velocity fluctuation | 37 | 11 | 3.6 | 0.003207 | 1604.00673,1604.00226,etc |
| Reynolds number | 142 | 38 | 3.784 | 0.002973 | 1604.02941,1604.01831,etc |
| giant component | 62 | 11 | 6.1 | 0.002877 | 1604.08891,1604.05175,etc |
| Rabi oscillation | 32 | 11 | 3.1 | 0.002835 | 1604.05526,1604.05545,etc |
| delta function | 36 | 15 | 2.5 | 0.002677 | 1604.03914,1604.03441,etc |
| bimodal distribution | 72 | 12 | 6.455 | 0.00261 | 1604.03374,1604.00976,etc |
| frequency difference | 31 | 13 | 2.417 | 0.002593 | 1604.03060,1604.02817,etc |
| effective mass | 35 | 13 | 2.75 | 0.002466 | 1604.03431,1604.08820,etc |
| degree distribution | 135 | 23 | 6.045 | 0.002412 | 1604.08891,1604.03731,etc |
| magnetic field line | 78 | 18 | 4.118 | 0.002127 | 1604.08173,1604.03538,etc |
| community structure | 102 | 13 | 8.417 | 0.002092 | 1604.03601,1604.00491,etc |
| repetition rate | 36 | 17 | 2.188 | 0.002046 | 1604.04319,1604.00408,etc |
| commutation relation | 25 | 11 | 2.4 | 0.002004 | 1604.07217,1604.08573,etc |
| quantum dot | 29 | 11 | 2.8 | 0.001996 | 1604.02459,1604.02817,etc |
| unstable mode | 37 | 12 | 3.273 | 0.001952 | 1604.06305,1604.00294,etc |
| wave field | 37 | 12 | 3.273 | 0.001858 | 1604.06019,1604.07395,etc |
| square lattice | 43 | 19 | 2.333 | 0.001857 | 1604.04836,1604.02929,etc |
| atomic system | 42 | 18 | 2.412 | 0.001856 | 1604.00479,1604.03437,etc |
| flow field | 61 | 24 | 2.609 | 0.001835 | 1604.06131,1604.05975,etc |
| optical fiber | 37 | 17 | 2.25 | 0.001835 | 1604.00408,1604.03371,etc |
| coherent state | 32 | 13 | 2.583 | 0.001824 | 1604.07617,1604.03914,etc |
| boundary condition | 366 | 126 | 2.912 | 0.001785 | 1604.02941,1604.03735,etc |
| finite size effect | 23 | 11 | 2.1 | 0.001765 | 1604.01125,1604.03726,etc |
| momentum distribution | 47 | 14 | 3.308 | 0.001755 | 1604.04507,1604.00951,etc |
| pressure gradient | 58 | 21 | 2.85 | 0.001726 | 1604.05975,1604.04109,etc |
| particle trajectory | 44 | 13 | 3.583 | 0.001686 | 1604.00951,1604.00973,etc |
| grid point | 110 | 31 | 3.4 | 0.001658 | 1604.05234,1604.05457,etc |
| dynamical process | 38 | 17 | 2.188 | 0.001652 | 1604.00963,1604.02817,etc |
| optical field | 28 | 13 | 2.25 | 0.001599 | 1604.06501,1604.05679,etc |
| initial configuration | 30 | 13 | 2.417 | 0.001583 | 1604.06131,1604.00200,etc |
| empirical datum | 50 | 17 | 3.0 | 0.001581 | 1604.08891,1604.07782,etc |
| electric field | 391 | 117 | 3.353 | 0.001575 | 1604.07275,1604.05234,etc |
| potential energy surface | 26 | 12 | 2.273 | 0.001562 | 1604.06817,1604.07659,etc |
| laser pulse | 94 | 28 | 3.444 | 0.001547 | 1604.03437,1604.04507,etc |
| classical mechanic | 54 | 14 | 4.077 | 0.00154 | 1604.01604,1604.06305,etc |
| energy-momentum tensor | 46 | 13 | 3.5 | 0.00154 | 1604.03701,1604.06490,etc |
| matrix element | 143 | 47 | 3.087 | 0.001522 | 1604.03914,1604.06817,etc |
| laser frequency | 31 | 14 | 2.308 | 0.00152 | 1604.02072,1604.07619,etc |
| dielectric function | 58 | 13 | 4.75 | 0.001466 | 1604.07275,1604.00701,etc |
| quantum field theory | 60 | 15 | 4.214 | 0.001438 | 1604.05968,1604.06305,etc |
| laser field | 64 | 22 | 2.952 | 0.001419 | 1604.03437,1604.04507,etc |
| Monte Carlo simulation | 43 | 20 | 2.211 | 0.001418 | 1604.02459,1604.01710,etc |
| laser intensity | 43 | 21 | 2.1 | 0.001381 | 1604.03437,1604.06965,etc |
| transition rate | 39 | 11 | 3.8 | 0.001377 | 1604.04836,1604.08820,etc |
| Maxwell' equation | 66 | 27 | 2.308 | 0.001376 | 1604.01604,1604.03060,etc |
| single electron | 23 | 11 | 2.2 | 0.001368 | 1604.01710,1604.00731,etc |
| plasma density | 48 | 17 | 2.938 | 0.001363 | 1604.08173,1604.05159,etc |
| quantum number | 38 | 18 | 2.176 | 0.001337 | 1604.06817,1604.00678,etc |
| figure b | 80 | 20 | 3.842 | 0.001328 | 1604.07308,1604.05975,etc |
| power law | 91 | 35 | 2.618 | 0.001299 | 1604.03846,1604.06305,etc |
| laser power | 41 | 17 | 2.5 | 0.001296 | 1604.00137,1604.06965,etc |
| continuum limit | 36 | 13 | 2.917 | 0.001281 | 1604.03441,1604.05971,etc |
| thermodynamic limit | 34 | 15 | 2.286 | 0.001279 | 1604.03731,1604.03726,etc |
| resonance frequency | 51 | 25 | 2.083 | 0.001273 | 1604.07246,1604.04199,etc |
| room temperature | 104 | 46 | 2.289 | 0.001257 | 1604.06817,1604.08583,etc |
| Fokker-Planck equation | 30 | 11 | 2.9 | 0.001255 | 1604.06305,1604.00731,etc |
| finite element method | 24 | 11 | 2.3 | 0.001247 | 1604.04105,1604.08447,etc |
| field theory | 50 | 16 | 3.267 | 0.001243 | 1604.05153,1604.02538,etc |
| Dirac equation | 95 | 13 | 7.833 | 0.001237 | 1604.08820,1604.06550,etc |
| random network | 51 | 18 | 2.588 | 0.001231 | 1604.03731,1604.01795,etc |
| nonlinear dynamic | 39 | 16 | 2.533 | 0.001194 | 1604.06501,1604.06305,etc |
| unit cell | 60 | 21 | 2.45 | 0.001193 | 1604.03875,1604.05971,etc |
| optical lattice | 71 | 20 | 3.684 | 0.001192 | 1604.02072,1604.03129,etc |
| hydrogen atom | 93 | 30 | 3.138 | 0.001173 | 1604.05153,1604.04094,etc |
| power-law distribution | 33 | 14 | 2.462 | 0.001165 | 1604.05234,1604.08891,etc |
| molecular dynamic simulation | 31 | 12 | 2.455 | 0.001161 | 1604.05758,1604.01982,etc |
| complex network | 66 | 25 | 2.667 | 0.001149 | 1604.04836,1604.03731,etc |
| photon energy | 46 | 19 | 2.333 | 0.001147 | 1604.05153,1604.01710,etc |
| cavity mode | 50 | 13 | 3.417 | 0.001111 | 1604.03914,1604.00479,etc |
| unit area | 29 | 13 | 2.333 | 0.001099 | 1604.06131,1604.08629,etc |
| free surface | 65 | 20 | 3.368 | 0.001074 | 1604.07308,1604.00361,etc |
| pressure field | 36 | 17 | 2.062 | 0.001053 | 1604.08447,1604.05975,etc |
| nonumber & | 136 | 45 | 3.068 | 0.001047 | 1604.05034,1604.04105,etc |
| spot size | 32 | 15 | 2.214 | 0.001034 | 1604.07135,1604.00840,etc |
| chemical reaction | 52 | 15 | 3.429 | 0.000995 | 1604.02493,1604.07855,etc |
| energy deposition | 33 | 11 | 3.2 | 0.00099 | 1604.07135,1604.01728,etc |
| conditional probability | 62 | 21 | 2.35 | 0.000975 | 1604.04319,1604.03731,etc |
| surface tension | 56 | 25 | 2.292 | 0.000971 | 1604.05975,1604.00361,etc |
| effective Hamiltonian | 37 | 13 | 2.917 | 0.000968 | 1604.01982,1604.05545,etc |
| coherent structure | 49 | 15 | 3.429 | 0.000949 | 1604.05211,1604.06305,etc |
| energy shift | 31 | 12 | 2.727 | 0.00092 | 1604.06674,1604.08535,etc |
| Figure b | 41 | 19 | 2.167 | 0.000907 | 1604.03735,1604.00963,etc |
| quantum mechanic | 142 | 43 | 3.31 | 0.000906 | 1604.03060,1604.05968,etc |
| constitutive relation | 31 | 13 | 2.5 | 0.000902 | 1604.00257,1604.04109,etc |
| particle density | 26 | 13 | 2.083 | 0.000898 | 1604.06314,1604.06532,etc |
| Fourier mode | 23 | 11 | 2.2 | 0.000879 | 1604.03441,1604.03726,etc |
| quantum theory | 52 | 22 | 2.429 | 0.000865 | 1604.03914,1604.02817,etc |
| finite time | 41 | 15 | 2.571 | 0.000863 | 1604.02929,1604.02021,etc |
| propagating wave | 28 | 12 | 2.364 | 0.000859 | 1604.08447,1604.07308,etc |
| basis function | 55 | 16 | 3.6 | 0.000856 | 1604.05034,1604.00257,etc |
| interaction energy | 26 | 13 | 2.083 | 0.000848 | 1604.07246,1604.02493,etc |
| Bessel function | 51 | 24 | 2.13 | 0.000838 | 1604.03538,1604.03371,etc |
| complex system | 96 | 42 | 2.317 | 0.000823 | 1604.01604,1604.08173,etc |
| flow velocity | 38 | 14 | 2.462 | 0.00082 | 1604.03623,1604.02205,etc |
| electronic structure | 41 | 17 | 2.438 | 0.000786 | 1604.07275,1604.02493,etc |
|