| energy resolution | 92 | 23 | 4.091 | 0.005202 | 1612.07049,1612.07232,etc |
| Reynolds number | 189 | 38 | 5.027 | 0.003791 | 1612.04068,1612.01108,etc |
| external magnetic field | 99 | 26 | 3.64 | 0.003499 | 1612.00229,1612.04419,etc |
| cavity mode | 77 | 16 | 4.867 | 0.003181 | 1612.07529,1612.00594,etc |
| Rydberg atom | 39 | 11 | 3.8 | 0.003139 | 1612.09170,1612.02039,etc |
| community structure | 123 | 16 | 8.133 | 0.003004 | 1612.08200,1612.07297,etc |
| linear equation | 56 | 26 | 2.16 | 0.00297 | 1612.02945,1612.07474,etc |
| quantum mechanic | 181 | 45 | 3.455 | 0.002938 | 1612.03046,1612.04048,etc |
| atomic system | 28 | 13 | 2.167 | 0.002783 | 1612.09170,1612.08584,etc |
| surface tension | 110 | 23 | 4.864 | 0.002707 | 1612.01977,1612.03399,etc |
| new model | 66 | 12 | 5.909 | 0.002692 | 1612.07390,1612.04285,etc |
| single atom | 37 | 17 | 2.125 | 0.002625 | 1612.07529,1612.04285,etc |
| transmission spectrum | 37 | 13 | 2.667 | 0.002607 | 1612.07930,1612.02413,etc |
| temperature dependence | 71 | 21 | 3.5 | 0.002427 | 1612.07049,1612.08312,etc |
| laser pulse | 124 | 37 | 3.389 | 0.002359 | 1612.07814,1612.01949,etc |
| band gap | 68 | 20 | 3.474 | 0.002245 | 1612.04285,1612.02423,etc |
| Dirac equation | 34 | 11 | 2.4 | 0.00222 | 1612.01898,1612.09293,etc |
| flow rate | 61 | 19 | 3.333 | 0.002218 | 1612.00695,1612.03399,etc |
| probe pulse | 53 | 12 | 4.636 | 0.002144 | 1612.08764,1612.09170,etc |
| Green' function | 59 | 17 | 3.5 | 0.002104 | 1612.08632,1612.03778,etc |
| single photon | 46 | 22 | 2.048 | 0.002079 | 1612.02191,1612.07529,etc |
| quantum theory | 53 | 16 | 3.267 | 0.002063 | 1612.09355,1612.06826,etc |
| probe beam | 55 | 11 | 5.4 | 0.002006 | 1612.03026,1612.04931,etc |
| cryogenic temperature | 42 | 12 | 3.727 | 0.001971 | 1612.04312,1612.06124,etc |
| exact solution | 107 | 49 | 2.208 | 0.00195 | 1612.06888,1612.04068,etc |
| laser field | 96 | 25 | 3.792 | 0.001934 | 1612.08764,1612.06796,etc |
| transition rate | 61 | 22 | 2.857 | 0.001929 | 1612.06888,1612.02281,etc |
| experimental datum | 277 | 104 | 2.631 | 0.001857 | 1612.00820,1612.06901,etc |
| single molecule | 27 | 12 | 2.273 | 0.001855 | 1612.05388,1612.07470,etc |
| light field | 39 | 17 | 2.25 | 0.001836 | 1612.07105,1612.08764,etc |
| free space | 67 | 30 | 2.276 | 0.001793 | 1612.06901,1612.07196,etc |
| particle density | 56 | 13 | 4.583 | 0.001789 | 1612.01108,1612.04048,etc |
| particle velocity | 60 | 14 | 4.462 | 0.001743 | 1612.01108,1612.08289,etc |
| rate constant | 34 | 12 | 3.0 | 0.001731 | 1612.06888,1612.07184,etc |
| repetition rate | 41 | 15 | 2.857 | 0.001711 | 1612.06826,1612.07044,etc |
| particle physics | 33 | 15 | 2.286 | 0.001691 | 1612.07390,1612.08764,etc |
| fluid equation | 32 | 12 | 2.636 | 0.001686 | 1612.03934,1612.06177,etc |
| electric field | 405 | 125 | 3.25 | 0.001681 | 1612.01281,1612.02093,etc |
| first part | 45 | 20 | 2.316 | 0.001659 | 1612.02093,1612.07390,etc |
| laser intensity | 52 | 21 | 2.45 | 0.001607 | 1612.06884,1612.06796,etc |
| pressure field | 44 | 15 | 2.429 | 0.001596 | 1612.04068,1612.07346,etc |
| real-world network | 65 | 14 | 4.308 | 0.001574 | 1612.06644,1612.08200,etc |
| complex network | 67 | 20 | 3.474 | 0.001569 | 1612.00270,1612.08058,etc |
| imaginary part | 149 | 49 | 2.875 | 0.001557 | 1612.09170,1612.02471,etc |
| degree distribution | 102 | 21 | 4.8 | 0.001551 | 1612.03729,1612.08058,etc |
| photon energy | 110 | 35 | 3.176 | 0.001546 | 1612.07105,1612.07049,etc |
| plasma density | 28 | 12 | 2.364 | 0.001504 | 1612.00695,1612.04282,etc |
| local minimum | 41 | 15 | 2.857 | 0.001454 | 1612.00398,1612.05429,etc |
| count rate | 35 | 16 | 2.2 | 0.001451 | 1612.01498,1612.05195,etc |
| flow velocity | 56 | 15 | 3.857 | 0.001437 | 1612.01108,1612.03934,etc |
| system size | 76 | 26 | 2.96 | 0.001402 | 1612.07184,1612.06901,etc |
| stationary solution | 39 | 13 | 2.667 | 0.001401 | 1612.07534,1612.01719,etc |
| resonance frequency | 71 | 27 | 2.692 | 0.001383 | 1612.07529,1612.01002,etc |
| exponential function | 24 | 12 | 2.091 | 0.001381 | 1612.07105,1612.03085,etc |
| indicator function | 43 | 13 | 3.5 | 0.00138 | 1612.07272,1612.01002,etc |
| thermal expansion | 26 | 13 | 2.083 | 0.001379 | 1612.07049,1612.07175,etc |
| power-law distribution | 28 | 12 | 2.455 | 0.001368 | 1612.00778,1612.08631,etc |
| surface area | 35 | 13 | 2.833 | 0.001326 | 1612.08632,1612.03399,etc |
| complex system | 73 | 35 | 2.118 | 0.001283 | 1612.07474,1612.09282,etc |
| different temperature | 40 | 18 | 2.294 | 0.001273 | 1612.06131,1612.07196,etc |
| nonumber & | 52 | 20 | 2.632 | 0.001266 | 1612.02325,1612.05388,etc |
| control parameter | 55 | 22 | 2.571 | 0.001263 | 1612.03374,1612.09341,etc |
| Langevin equation | 45 | 13 | 3.25 | 0.001259 | 1612.07256,1612.05747,etc |
| rigid body | 37 | 13 | 3.0 | 0.00124 | 1612.07256,1612.05429,etc |
| magnetic field line | 76 | 27 | 2.654 | 0.001232 | 1612.02093,1612.09235,etc |
| initial time | 32 | 16 | 2.067 | 0.001226 | 1612.02093,1612.02146,etc |
| Brownian motion | 56 | 16 | 3.533 | 0.001219 | 1612.07474,1612.00485,etc |
| bias voltage | 25 | 11 | 2.3 | 0.001208 | 1612.01281,1612.04614,etc |
| energy-momentum tensor | 44 | 12 | 3.636 | 0.001202 | 1612.02093,1612.05108,etc |
| incident light | 42 | 15 | 2.643 | 0.001197 | 1612.05376,1612.09355,etc |
| constitutive relation | 76 | 12 | 6.636 | 0.001195 | 1612.02093,1612.07996,etc |
| friction coefficient | 29 | 11 | 2.1 | 0.001189 | 1612.07256,1612.01046,etc |
| optical cavity | 30 | 13 | 2.417 | 0.001188 | 1612.07529,1612.02328,etc |
| shear stress | 30 | 12 | 2.636 | 0.001172 | 1612.02093,1612.07361,etc |
| boundary condition | 375 | 130 | 2.899 | 0.001142 | 1612.04419,1612.07256,etc |
| kinetic equation | 28 | 13 | 2.083 | 0.001129 | 1612.05096,1612.00695,etc |
| Figure b | 35 | 12 | 3.091 | 0.00112 | 1612.03729,1612.05429,etc |
| adjacency matrix | 109 | 28 | 3.667 | 0.001106 | 1612.03085,1612.01002,etc |
| room temperature | 139 | 56 | 2.509 | 0.001099 | 1612.01977,1612.07049,etc |
| temporal correlation | 27 | 11 | 2.6 | 0.001098 | 1612.04560,1612.06746,etc |
| Supplementary Information | 30 | 13 | 2.417 | 0.001091 | 1612.08764,1612.09355,etc |
| atomic position | 23 | 11 | 2.2 | 0.001075 | 1612.07049,1612.01949,etc |
| matrix element | 129 | 51 | 2.54 | 0.001064 | 1612.02945,1612.07474,etc |
| social network | 86 | 30 | 2.897 | 0.001039 | 1612.03085,1612.03729,etc |
| basis function | 65 | 23 | 2.864 | 0.001006 | 1612.04068,1612.00230,etc |
| band structure | 51 | 14 | 3.846 | 0.001006 | 1612.06796,1612.02423,etc |
| reaction rate | 43 | 20 | 2.105 | 0.001003 | 1612.06888,1612.01977,etc |
| random number | 49 | 21 | 2.4 | 0.000997 | 1612.06131,1612.04285,etc |
| flow structure | 31 | 13 | 2.5 | 0.000979 | 1612.05199,1612.03399,etc |
| spatial discretization | 33 | 13 | 2.25 | 0.00097 | 1612.08289,1612.03910,etc |
| evolution equation | 63 | 23 | 2.818 | 0.000968 | 1612.02093,1612.03374,etc |
| finite time | 45 | 19 | 2.444 | 0.000957 | 1612.07184,1612.03082,etc |
| thermal fluctuation | 37 | 17 | 2.25 | 0.000955 | 1612.05747,1612.03818,etc |
| particle size | 42 | 14 | 2.615 | 0.000944 | 1612.07184,1612.00566,etc |
| real part | 111 | 51 | 2.12 | 0.000941 | 1612.08346,1612.09170,etc |
| laser beam | 82 | 39 | 2.079 | 0.000936 | 1612.06884,1612.00229,etc |
| chemical reaction | 69 | 23 | 2.818 | 0.000905 | 1612.06888,1612.07232,etc |
| velocity fluctuation | 30 | 12 | 2.545 | 0.000904 | 1612.01108,1612.08632,etc |
| network topology | 49 | 18 | 2.824 | 0.0009 | 1612.08116,1612.03729,etc |
| photonic crystal | 41 | 16 | 2.267 | 0.000888 | 1612.00594,1612.02423,etc |
|