| black hole | 323 | 21 | 16.1 | 0.008918 | 1608.00815,1608.08216,etc |
| surface tension | 163 | 25 | 6.708 | 0.006392 | 1608.05364,1608.01906,etc |
| wind speed | 80 | 11 | 7.8 | 0.00454 | 1608.03772,1608.03790,etc |
| external magnetic field | 90 | 19 | 4.889 | 0.004407 | 1608.00478,1608.02403,etc |
| fluid density | 37 | 14 | 2.769 | 0.00413 | 1608.04607,1608.01352,etc |
| gravitational wave | 68 | 12 | 6.091 | 0.004011 | 1608.05055,1608.00815,etc |
| magnetic moment | 146 | 16 | 9.667 | 0.003979 | 1608.00036,1608.01001,etc |
| current sheet | 116 | 12 | 6.273 | 0.003657 | 1608.02403,1608.01301,etc |
| nabla cdot | 40 | 11 | 3.6 | 0.003591 | 1608.01343,1608.01352,etc |
| photonic crystal | 49 | 14 | 3.692 | 0.003518 | 1608.06334,1608.04166,etc |
| solar wind | 143 | 17 | 8.625 | 0.003459 | 1608.00017,1608.01301,etc |
| magnetic energy | 151 | 22 | 7.143 | 0.00341 | 1608.05582,1608.04823,etc |
| time delay | 85 | 28 | 3.111 | 0.00326 | 1608.05055,1608.05107,etc |
| diffusion equation | 65 | 15 | 4.5 | 0.003166 | 1608.00473,1608.01352,etc |
| electron beam | 164 | 25 | 6.5 | 0.003141 | 1608.06337,1608.02652,etc |
| Euler equation | 50 | 15 | 3.5 | 0.003098 | 1608.06345,1608.07574,etc |
| Maxwell' equation | 103 | 28 | 3.778 | 0.002987 | 1608.02403,1608.01001,etc |
| fine structure | 46 | 18 | 2.647 | 0.002982 | 1608.04593,1608.06939,etc |
| magnetic field | 865 | 151 | 5.733 | 0.002951 | 1608.01216,1608.02186,etc |
| metric tensor | 45 | 11 | 4.3 | 0.00274 | 1608.01343,1608.01531,etc |
| electron density | 155 | 44 | 3.581 | 0.002688 | 1608.06396,1608.04278,etc |
| thermal state | 44 | 12 | 3.818 | 0.002633 | 1608.04278,1608.03731,etc |
| infected node | 60 | 11 | 5.7 | 0.00263 | 1608.06201,1608.04049,etc |
| quantum system | 84 | 36 | 2.257 | 0.002615 | 1608.06544,1608.04266,etc |
| optimization problem | 45 | 22 | 2.095 | 0.002582 | 1608.06396,1608.03008,etc |
| gravitational field | 325 | 24 | 14.043 | 0.002567 | 1608.01906,1608.00815,etc |
| count rate | 39 | 16 | 2.467 | 0.002519 | 1608.05224,1608.00562,etc |
| interference pattern | 55 | 18 | 3.176 | 0.002519 | 1608.03340,1608.07602,etc |
| valence electron | 50 | 15 | 3.5 | 0.002433 | 1608.00478,1608.08328,etc |
| electron bunch | 36 | 11 | 3.4 | 0.002428 | 1608.06337,1608.06601,etc |
| field equation | 52 | 15 | 3.643 | 0.002414 | 1608.00815,1608.08573,etc |
| effective Hamiltonian | 38 | 11 | 3.5 | 0.00241 | 1608.01519,1608.01629,etc |
| upper limit | 94 | 41 | 2.325 | 0.002366 | 1608.04971,1608.08503,etc |
| initial state | 178 | 70 | 2.551 | 0.002358 | 1608.00036,1608.04467,etc |
| crystal structure | 33 | 14 | 2.462 | 0.002313 | 1608.04497,1608.05877,etc |
| electromagnetic field | 205 | 73 | 2.806 | 0.002225 | 1608.04593,1608.05582,etc |
| full model | 38 | 14 | 2.538 | 0.002224 | 1608.03704,1608.02799,etc |
| Brownian motion | 44 | 13 | 3.417 | 0.002198 | 1608.02122,1608.03916,etc |
| growth rate | 167 | 32 | 5.355 | 0.002177 | 1608.02403,1608.02208,etc |
| thin film | 56 | 15 | 3.929 | 0.002143 | 1608.05785,1608.00900,etc |
| laser beam | 104 | 40 | 2.513 | 0.002139 | 1608.00478,1608.02122,etc |
| algebraic equation | 29 | 12 | 2.545 | 0.00211 | 1608.06448,1608.05040,etc |
| white noise | 58 | 19 | 3.167 | 0.002107 | 1608.00473,1608.05261,etc |
| social network | 166 | 33 | 5.125 | 0.002061 | 1608.00708,1608.02883,etc |
| cosmic ray | 48 | 17 | 2.812 | 0.00205 | 1608.01301,1608.04823,etc |
| laser power | 38 | 15 | 2.643 | 0.002046 | 1608.05224,1608.02122,etc |
| collective motion | 35 | 12 | 2.909 | 0.00203 | 1608.03704,1608.00363,etc |
| energy resolution | 68 | 19 | 3.278 | 0.002026 | 1608.00036,1608.00836,etc |
| laser field | 71 | 27 | 2.5 | 0.002016 | 1608.05224,1608.00478,etc |
| relaxation time | 117 | 25 | 4.708 | 0.002 | 1608.01906,1608.01519,etc |
| stationary state | 54 | 26 | 2.12 | 0.001995 | 1608.04278,1608.04863,etc |
| Navier-Stokes equation | 96 | 43 | 2.214 | 0.001955 | 1608.04975,1608.07604,etc |
| phase shift | 84 | 32 | 2.419 | 0.001927 | 1608.03704,1608.00836,etc |
| aspect ratio | 107 | 26 | 4.24 | 0.001926 | 1608.04710,1608.02058,etc |
| unit cell | 83 | 27 | 3.115 | 0.001884 | 1608.06544,1608.04497,etc |
| diffusion coefficient | 117 | 29 | 4.143 | 0.001879 | 1608.00473,1608.01519,etc |
| hydrogen atom | 72 | 24 | 3.043 | 0.001876 | 1608.04593,1608.03877,etc |
| quantum theory | 58 | 16 | 3.8 | 0.001873 | 1608.06544,1608.05061,etc |
| band structure | 62 | 15 | 3.429 | 0.001863 | 1608.05877,1608.02868,etc |
| node degree | 29 | 11 | 2.8 | 0.001854 | 1608.07231,1608.03008,etc |
| momentum space | 61 | 15 | 4.214 | 0.001849 | 1608.04607,1608.08573,etc |
| resonant frequency | 55 | 20 | 2.842 | 0.001847 | 1608.04599,1608.05623,etc |
| current density | 135 | 37 | 3.528 | 0.001817 | 1608.02403,1608.00815,etc |
| angular distribution | 51 | 17 | 3.125 | 0.001808 | 1608.05582,1608.05107,etc |
| boundary layer | 83 | 23 | 3.727 | 0.001765 | 1608.05527,1608.02655,etc |
| continuity equation | 96 | 29 | 3.286 | 0.001759 | 1608.00815,1608.08216,etc |
| equatorial plane | 31 | 13 | 2.5 | 0.001737 | 1608.01216,1608.01343,etc |
| experimental datum | 302 | 112 | 2.712 | 0.001736 | 1608.01388,1608.05582,etc |
| dark state | 37 | 11 | 3.6 | 0.001735 | 1608.07980,1608.04645,etc |
| Hilbert space | 71 | 23 | 2.727 | 0.001721 | 1608.06544,1608.04278,etc |
| density matrix | 91 | 34 | 2.667 | 0.001691 | 1608.03183,1608.04278,etc |
| inertial range | 52 | 12 | 4.455 | 0.001689 | 1608.08366,1608.01207,etc |
| sufficient condition | 64 | 22 | 3.0 | 0.001685 | 1608.03008,1608.00607,etc |
| total charge | 26 | 13 | 2.083 | 0.001682 | 1608.00562,1608.06337,etc |
| free energy | 162 | 32 | 5.129 | 0.00168 | 1608.05364,1608.07604,etc |
| potential energy | 88 | 38 | 2.351 | 0.001677 | 1608.03183,1608.03877,etc |
| probe beam | 46 | 15 | 3.143 | 0.001673 | 1608.05582,1608.05107,etc |
| arrival time | 57 | 15 | 3.571 | 0.001668 | 1608.06201,1608.01485,etc |
| energy barrier | 41 | 11 | 3.9 | 0.001643 | 1608.06334,1608.05364,etc |
| reference frame | 87 | 22 | 4.048 | 0.001637 | 1608.08516,1608.00815,etc |
| electric field | 405 | 120 | 3.378 | 0.001635 | 1608.05582,1608.00815,etc |
| laser pulse | 96 | 31 | 2.933 | 0.001631 | 1608.05107,1608.07302,etc |
| distribution function | 119 | 38 | 3.189 | 0.001625 | 1608.01906,1608.00017,etc |
| control parameter | 35 | 11 | 3.3 | 0.001624 | 1608.02787,1608.04716,etc |
| Reynolds number | 134 | 31 | 4.433 | 0.001624 | 1608.07332,1608.05527,etc |
| photon energy | 72 | 22 | 2.905 | 0.00162 | 1608.02640,1608.02456,etc |
| magnetic trap | 34 | 11 | 2.6 | 0.001604 | 1608.06939,1608.07354,etc |
| incidence angle | 24 | 11 | 2.3 | 0.001602 | 1608.05055,1608.04166,etc |
| community structure | 108 | 16 | 7.133 | 0.001599 | 1608.00708,1608.02883,etc |
| social interaction | 51 | 12 | 2.545 | 0.001593 | 1608.06201,1608.01495,etc |
| spectral density | 36 | 17 | 2.125 | 0.001592 | 1608.00473,1608.02122,etc |
| phase transition | 105 | 37 | 2.889 | 0.001582 | 1608.07231,1608.00473,etc |
| plane wave | 96 | 36 | 2.686 | 0.001577 | 1608.05519,1608.06396,etc |
| sample size | 29 | 13 | 2.333 | 0.001571 | 1608.00473,1608.00836,etc |
| vacuum state | 41 | 15 | 2.857 | 0.001569 | 1608.03202,1608.03731,etc |
| binding energy | 70 | 22 | 3.143 | 0.00156 | 1608.00035,1608.06939,etc |
| complex network | 78 | 32 | 2.419 | 0.001548 | 1608.07231,1608.02883,etc |
| degree distribution | 86 | 23 | 3.727 | 0.001545 | 1608.02883,1608.00607,etc |
| inverse problem | 87 | 23 | 3.773 | 0.001544 | 1608.01216,1608.01352,etc |
| transition region | 33 | 13 | 2.667 | 0.00154 | 1608.01519,1608.08216,etc |
|