| optical fiber | 79 | 23 | 3.545 | 0.005136 | 1911.01187,1911.01228,etc |
| interaction energy | 84 | 19 | 4.611 | 0.005059 | 1911.00377,1911.00463,etc |
| edge state | 83 | 15 | 5.857 | 0.004685 | 1911.01069,1911.03003,etc |
| turbulent kinetic energy | 75 | 15 | 5.286 | 0.004612 | 1911.01617,1911.05180,etc |
| rotation rate | 96 | 19 | 5.222 | 0.004591 | 1911.02464,1911.02765,etc |
| thermal conductivity | 175 | 45 | 3.955 | 0.004512 | 1911.00283,1911.00377,etc |
| spectral density | 74 | 24 | 3.13 | 0.004492 | 1911.01934,1911.03468,etc |
| random network | 53 | 13 | 4.333 | 0.003963 | 1911.06152,1911.07031,etc |
| black hole | 165 | 26 | 6.32 | 0.003497 | 1911.00429,1911.01959,etc |
| electrical conductivity | 52 | 15 | 3.643 | 0.003446 | 1911.00145,1911.00377,etc |
| acoustic wave | 100 | 22 | 4.714 | 0.003434 | 1911.00270,1911.02314,etc |
| rare event | 60 | 13 | 4.917 | 0.003212 | 1911.00729,1911.00762,etc |
| unit cell | 207 | 43 | 4.881 | 0.003149 | 1911.00283,1911.00365,etc |
| laser pulse | 192 | 42 | 4.659 | 0.003137 | 1911.00290,1911.01254,etc |
| atomic clock | 49 | 14 | 3.615 | 0.003113 | 1911.00575,1911.01696,etc |
| optical power | 54 | 16 | 3.533 | 0.002986 | 1911.01135,1911.02636,etc |
| ground state energy | 24 | 12 | 2.091 | 0.002972 | 1911.01707,1911.02354,etc |
| specific heat | 68 | 17 | 3.562 | 0.002951 | 1911.00873,1911.02927,etc |
| Rydberg atom | 59 | 12 | 5.273 | 0.002929 | 1911.01111,1911.02316,etc |
| probe beam | 68 | 18 | 3.941 | 0.002929 | 1911.01111,1911.02708,etc |
| atomic system | 66 | 23 | 2.955 | 0.002926 | 1911.00390,1911.01078,etc |
| valence band | 42 | 15 | 2.929 | 0.002785 | 1911.00377,1911.04353,etc |
| normal mode | 72 | 18 | 4.176 | 0.002774 | 1911.01856,1911.02507,etc |
| horizontal component | 24 | 11 | 2.3 | 0.002726 | 1911.00664,1911.00939,etc |
| conduction band | 64 | 20 | 3.316 | 0.002659 | 1911.00377,1911.00873,etc |
| electron transfer | 37 | 12 | 3.182 | 0.002644 | 1911.01254,1911.02529,etc |
| probability distribution function | 46 | 14 | 3.462 | 0.002626 | 1911.01864,1911.03386,etc |
| electron beam | 98 | 30 | 3.276 | 0.002592 | 1911.00135,1911.00603,etc |
| flow rate | 90 | 22 | 3.952 | 0.002556 | 1911.00106,1911.00280,etc |
| electric field | 686 | 185 | 3.712 | 0.002506 | 1911.00135,1911.00145,etc |
| magnetic field | 895 | 174 | 5.168 | 0.002505 | 1911.00135,1911.00326,etc |
| basis set | 83 | 19 | 4.5 | 0.002479 | 1911.00365,1911.00470,etc |
| growth rate | 258 | 60 | 4.356 | 0.002465 | 1911.00037,1911.00135,etc |
| complex network | 117 | 25 | 4.583 | 0.002446 | 1911.00436,1911.01834,etc |
| commutation relation | 38 | 11 | 3.6 | 0.002445 | 1911.01789,1911.08890,etc |
| shock wave | 129 | 21 | 6.2 | 0.002422 | 1911.00270,1911.00565,etc |
| cavity mode | 76 | 19 | 4.0 | 0.002394 | 1911.00083,1911.03361,etc |
| charge state | 50 | 12 | 4.455 | 0.002373 | 1911.00037,1911.01375,etc |
| band gap | 118 | 29 | 4.143 | 0.002318 | 1911.02760,1911.03450,etc |
| deep neural network | 48 | 22 | 2.238 | 0.002316 | 1911.00649,1911.00774,etc |
| quadratic term | 27 | 13 | 2.167 | 0.002311 | 1911.01696,1911.01793,etc |
| surface tension | 131 | 32 | 4.065 | 0.00231 | 1911.01707,1911.01723,etc |
| critical temperature | 54 | 17 | 3.312 | 0.0023 | 1911.01707,1911.02132,etc |
| electronic state | 112 | 33 | 3.406 | 0.002283 | 1911.00873,1911.01068,etc |
| initial datum | 49 | 14 | 3.538 | 0.002209 | 1911.01488,1911.02784,etc |
| optical field | 46 | 23 | 2.045 | 0.002198 | 1911.00539,1911.01111,etc |
| binding energy | 62 | 21 | 2.85 | 0.002197 | 1911.00290,1911.01707,etc |
| kinetic equation | 55 | 12 | 4.455 | 0.002184 | 1911.04009,1911.08294,etc |
| gravitational wave | 74 | 20 | 3.842 | 0.002151 | 1911.01959,1911.02354,etc |
| external magnetic field | 88 | 29 | 3.107 | 0.002139 | 1911.00445,1911.01120,etc |
| periodic orbit | 112 | 12 | 9.273 | 0.002115 | 1911.06730,1911.10179,etc |
| porous medium | 74 | 12 | 6.545 | 0.002082 | 1911.00051,1911.02464,etc |
| critical point | 125 | 42 | 2.756 | 0.002073 | 1911.00051,1911.01068,etc |
| basis function | 151 | 31 | 4.767 | 0.002055 | 1911.00290,1911.00470,etc |
| energy resolution | 107 | 30 | 3.621 | 0.002048 | 1911.00743,1911.00762,etc |
| shear layer | 91 | 18 | 5.235 | 0.002045 | 1911.00326,1911.00379,etc |
| neural network | 325 | 61 | 5.333 | 0.002037 | 1911.00149,1911.00649,etc |
| energy loss | 98 | 29 | 3.464 | 0.002023 | 1911.00743,1911.00963,etc |
| resonance frequency | 136 | 43 | 3.214 | 0.002019 | 1911.00145,1911.00463,etc |
| community structure | 65 | 14 | 4.538 | 0.002017 | 1911.01475,1911.01834,etc |
| quantum simulation | 44 | 18 | 2.529 | 0.002015 | 1911.02316,1911.05163,etc |
| source term | 163 | 40 | 4.154 | 0.002014 | 1911.00476,1911.01190,etc |
| heat flux | 80 | 28 | 2.926 | 0.002002 | 1911.00377,1911.00476,etc |
| laser field | 123 | 33 | 3.781 | 0.001992 | 1911.00290,1911.00429,etc |
| entangled state | 36 | 12 | 3.091 | 0.001988 | 1911.03643,1911.12808,etc |
| Rydberg state | 59 | 15 | 4.071 | 0.001979 | 1911.00290,1911.01111,etc |
| occupation number | 72 | 13 | 5.833 | 0.001978 | 1911.04332,1911.04792,etc |
| quality factor | 71 | 24 | 3.0 | 0.001975 | 1911.00429,1911.00463,etc |
| internal state | 28 | 12 | 2.364 | 0.001964 | 1911.04792,1911.06388,etc |
| correlation length | 49 | 14 | 3.462 | 0.001946 | 1911.03275,1911.03701,etc |
| topological charge | 41 | 12 | 3.636 | 0.001912 | 1911.03003,1911.05766,etc |
| energy deposition | 32 | 12 | 2.727 | 0.001863 | 1911.00743,1911.00762,etc |
| scintillation light | 27 | 13 | 2.083 | 0.001862 | 1911.01378,1911.02374,etc |
| hyperfine splitting | 24 | 11 | 2.3 | 0.001859 | 1911.03235,1911.10138,etc |
| temperature gradient | 84 | 29 | 2.929 | 0.001853 | 1911.00326,1911.00377,etc |
| intensity distribution | 85 | 23 | 3.773 | 0.001852 | 1911.00539,1911.01000,etc |
| phase diagram | 78 | 27 | 2.077 | 0.001833 | 1911.00774,1911.00939,etc |
| thermal fluctuation | 56 | 14 | 4.231 | 0.001831 | 1911.03773,1911.06424,etc |
| second law | 57 | 17 | 3.438 | 0.001824 | 1911.00377,1911.02371,etc |
| measurement datum | 39 | 14 | 2.769 | 0.001818 | 1911.01192,1911.01780,etc |
| Methods section | 40 | 17 | 2.438 | 0.001788 | 1911.01864,1911.02890,etc |
| time resolution | 47 | 23 | 2.091 | 0.001782 | 1911.00750,1911.01000,etc |
| heat transfer | 95 | 19 | 5.222 | 0.001779 | 1911.00379,1911.01120,etc |
| water molecule | 48 | 17 | 2.875 | 0.001761 | 1911.00470,1911.00545,etc |
| general relativity | 99 | 29 | 3.393 | 0.001747 | 1911.00892,1911.01696,etc |
| energy-momentum tensor | 38 | 13 | 3.0 | 0.001742 | 1911.01696,1911.02371,etc |
| phase space | 205 | 61 | 3.283 | 0.001728 | 1911.00539,1911.00873,etc |
| focal plane | 63 | 17 | 3.125 | 0.001728 | 1911.00861,1911.01312,etc |
| Euler equation | 59 | 15 | 4.143 | 0.001727 | 1911.00624,1911.01869,etc |
| optical axis | 63 | 22 | 2.905 | 0.001725 | 1911.00539,1911.01312,etc |
| current work | 54 | 24 | 2.304 | 0.001723 | 1911.00931,1911.01222,etc |
| sampling rate | 48 | 16 | 3.133 | 0.001719 | 1911.03999,1911.04234,etc |
| time step | 469 | 135 | 3.478 | 0.001713 | 1911.00270,1911.00326,etc |
| massive particle | 25 | 11 | 2.4 | 0.001703 | 1911.00429,1911.02354,etc |
| reference state | 76 | 11 | 7.5 | 0.001692 | 1911.02515,1911.02812,etc |
| laser intensity | 95 | 30 | 3.241 | 0.001688 | 1911.00290,1911.00477,etc |
| small time step | 31 | 13 | 2.5 | 0.00167 | 1911.00270,1911.01190,etc |
| physical space | 63 | 22 | 2.905 | 0.001668 | 1911.00514,1911.01000,etc |
| transition frequency | 49 | 17 | 3.0 | 0.001667 | 1911.04609,1911.05070,etc |
| phase transition | 212 | 68 | 3.149 | 0.001663 | 1911.00283,1911.00463,etc |
|