| black hole | 1714 | 166 | 10.345 | 0.006584 | 1908.00017,1908.00037,etc |
| entanglement entropy | 149 | 11 | 13.0 | 0.006098 | 1908.00017,1908.09074,etc |
| primordial power spectrum | 51 | 12 | 4.545 | 0.004698 | 1908.05697,1908.08785,etc |
| energy condition | 65 | 12 | 5.455 | 0.003899 | 1908.02152,1908.04258,etc |
| magnetic field | 126 | 26 | 5.0 | 0.003568 | 1908.00037,1908.00232,etc |
| Lorentz invariance | 52 | 12 | 4.636 | 0.003564 | 1908.00802,1908.01691,etc |
| gravitational wave | 386 | 101 | 3.85 | 0.0035 | 1908.00189,1908.00232,etc |
| massive scalar field | 33 | 11 | 3.1 | 0.003408 | 1908.00504,1908.03212,etc |
| neutron star | 330 | 57 | 5.875 | 0.00331 | 1908.00037,1908.00232,etc |
| scalar field | 824 | 111 | 7.373 | 0.003308 | 1908.00037,1908.00252,etc |
| wave function | 75 | 15 | 5.286 | 0.003211 | 1908.00504,1908.02959,etc |
| extremal black hole | 65 | 13 | 5.0 | 0.003057 | 1908.01195,1908.01254,etc |
| Schwarzschild spacetime | 85 | 18 | 4.941 | 0.003021 | 1908.01346,1908.01647,etc |
| stress tensor | 82 | 18 | 4.765 | 0.00291 | 1908.00655,1908.03374,etc |
| Brans-Dicke theory | 30 | 12 | 2.636 | 0.002886 | 1908.01564,1908.02012,etc |
| coincidence problem | 23 | 11 | 2.2 | 0.002883 | 1908.03657,1908.04102,etc |
| boundary condition | 204 | 64 | 3.206 | 0.002719 | 1908.00037,1908.00189,etc |
| phase transition | 167 | 39 | 4.289 | 0.00264 | 1908.00504,1908.00509,etc |
| ground-based detector | 50 | 12 | 4.455 | 0.002484 | 1908.02247,1908.04985,etc |
| chirp mass | 52 | 15 | 3.571 | 0.002477 | 1908.01012,1908.02247,etc |
| Killing vector field | 39 | 12 | 3.273 | 0.00241 | 1908.00017,1908.00037,etc |
| massive particle | 72 | 18 | 3.706 | 0.002369 | 1908.01647,1908.01886,etc |
| critical value | 76 | 28 | 2.778 | 0.002345 | 1908.01886,1908.02159,etc |
| Hawking radiation | 93 | 21 | 3.9 | 0.002332 | 1908.00232,1908.01036,etc |
| dark energy | 280 | 67 | 4.015 | 0.002314 | 1908.00408,1908.00802,etc |
| tensor-to-scalar ratio | 71 | 17 | 4.375 | 0.002302 | 1908.03155,1908.03695,etc |
| critical point | 68 | 16 | 3.933 | 0.002266 | 1908.00037,1908.03657,etc |
| Advanced LIGO | 40 | 13 | 3.167 | 0.002194 | 1908.01012,1908.02247,etc |
| quantum theory | 56 | 20 | 2.842 | 0.002192 | 1908.01691,1908.02368,etc |
| null infinity | 64 | 14 | 4.846 | 0.002171 | 1908.00017,1908.02921,etc |
| deceleration parameter | 75 | 15 | 5.0 | 0.002151 | 1908.00408,1908.01564,etc |
| accretion disk | 72 | 17 | 4.188 | 0.002141 | 1908.00655,1908.01012,etc |
| black hole solution | 82 | 28 | 2.963 | 0.002109 | 1908.00037,1908.00252,etc |
| perfect fluid | 100 | 40 | 2.538 | 0.002107 | 1908.00389,1908.02133,etc |
| electric field | 37 | 14 | 2.769 | 0.002096 | 1908.00037,1908.00232,etc |
| tidal deformability | 43 | 11 | 3.5 | 0.002034 | 1908.00655,1908.01012,etc |
| stress-energy tensor | 82 | 26 | 3.24 | 0.001992 | 1908.00655,1908.01195,etc |
| Einstein gravity | 138 | 22 | 6.048 | 0.001969 | 1908.02927,1908.03680,etc |
| exotic matter | 35 | 11 | 3.4 | 0.001968 | 1908.00509,1908.03456,etc |
| phase space | 205 | 35 | 5.971 | 0.001956 | 1908.00017,1908.01712,etc |
| energy density | 354 | 97 | 3.656 | 0.001956 | 1908.00037,1908.00232,etc |
| host galaxy | 28 | 11 | 2.7 | 0.001952 | 1908.04382,1908.06004,etc |
| extra dimension | 60 | 16 | 3.933 | 0.001927 | 1908.01312,1908.02959,etc |
| Kerr spacetime | 74 | 16 | 4.6 | 0.001908 | 1908.01886,1908.03456,etc |
| null geodesic | 66 | 23 | 2.955 | 0.00188 | 1908.02921,1908.04223,etc |
| standard deviation | 44 | 15 | 2.786 | 0.001814 | 1908.01012,1908.04735,etc |
| quantum correction | 47 | 18 | 2.647 | 0.001783 | 1908.01888,1908.04270,etc |
| Einstein frame | 51 | 13 | 4.167 | 0.001763 | 1908.02012,1908.02959,etc |
| matrix element | 43 | 12 | 3.273 | 0.001752 | 1908.05970,1908.10600,etc |
| spherical symmetry | 75 | 28 | 2.741 | 0.001722 | 1908.00037,1908.01647,etc |
| field equation | 333 | 72 | 4.676 | 0.001718 | 1908.00037,1908.00252,etc |
| black hole horizon | 78 | 29 | 2.714 | 0.001715 | 1908.00189,1908.00252,etc |
| Hawking temperature | 81 | 26 | 3.04 | 0.001688 | 1908.00037,1908.01346,etc |
| dark matter | 190 | 57 | 3.321 | 0.001675 | 1908.00037,1908.00408,etc |
| black hole spacetime | 48 | 23 | 2.136 | 0.001669 | 1908.02921,1908.04410,etc |
| Hamiltonian constraint | 73 | 14 | 5.538 | 0.001647 | 1908.02959,1908.03168,etc |
| event horizon | 288 | 66 | 4.415 | 0.001643 | 1908.00037,1908.00189,etc |
| equatorial plane | 69 | 18 | 4.0 | 0.00164 | 1908.00655,1908.01647,etc |
| relative velocity | 31 | 11 | 3.0 | 0.001629 | 1908.01691,1908.04275,etc |
| canonical transformation | 47 | 11 | 4.6 | 0.001629 | 1908.03212,1908.04095,etc |
| scale factor | 252 | 78 | 3.26 | 0.001582 | 1908.00389,1908.00408,etc |
| mass ratio | 127 | 28 | 4.667 | 0.001556 | 1908.00037,1908.00555,etc |
| Sitter space | 55 | 11 | 5.1 | 0.001552 | 1908.05184,1908.06117,etc |
| state parameter | 41 | 18 | 2.353 | 0.001537 | 1908.00408,1908.01564,etc |
| present epoch | 47 | 16 | 2.867 | 0.001528 | 1908.00408,1908.01564,etc |
| angular momentum | 259 | 67 | 3.909 | 0.001517 | 1908.00509,1908.00555,etc |
| curved spacetime | 83 | 27 | 3.154 | 0.00147 | 1908.00017,1908.00504,etc |
| gravity model | 83 | 23 | 3.727 | 0.001455 | 1908.00389,1908.02629,etc |
| black hole thermodynamic | 44 | 19 | 2.333 | 0.001448 | 1908.00017,1908.00389,etc |
| first law | 114 | 26 | 4.28 | 0.001445 | 1908.01195,1908.01254,etc |
| flat spacetime | 119 | 31 | 3.6 | 0.001441 | 1908.00037,1908.01036,etc |
| binary neutron star merger | 32 | 14 | 2.385 | 0.001433 | 1908.00655,1908.01012,etc |
| cosmological parameter | 95 | 35 | 2.735 | 0.001426 | 1908.00408,1908.01564,etc |
| power law | 29 | 14 | 2.154 | 0.001424 | 1908.01564,1908.07197,etc |
| curvature perturbation | 59 | 13 | 4.333 | 0.001424 | 1908.03695,1908.04266,etc |
| test particle | 67 | 28 | 2.444 | 0.001421 | 1908.00252,1908.01195,etc |
| curvature singularity | 38 | 12 | 3.273 | 0.001403 | 1908.04238,1908.04258,etc |
| initial datum | 78 | 23 | 3.227 | 0.001395 | 1908.00037,1908.00655,etc |
| quasinormal mode | 33 | 13 | 2.667 | 0.00139 | 1908.00504,1908.04690,etc |
| gravity theory | 137 | 45 | 3.091 | 0.001389 | 1908.00389,1908.01312,etc |
| conformal transformation | 48 | 14 | 3.538 | 0.001388 | 1908.02595,1908.02921,etc |
| matter field | 103 | 44 | 2.372 | 0.001374 | 1908.00017,1908.00408,etc |
| saddle point | 26 | 13 | 2.083 | 0.001373 | 1908.02697,1908.03324,etc |
| electromagnetic counterpart | 56 | 21 | 2.65 | 0.001363 | 1908.00655,1908.01012,etc |
| wave equation | 64 | 20 | 3.316 | 0.001361 | 1908.00189,1908.00252,etc |
| spacetime dimension | 45 | 19 | 2.444 | 0.001343 | 1908.00037,1908.01195,etc |
| Hubble rate | 65 | 16 | 4.2 | 0.00133 | 1908.01516,1908.02152,etc |
| circular orbit | 59 | 15 | 4.143 | 0.001329 | 1908.01886,1908.02921,etc |
| cosmological horizon | 59 | 14 | 4.462 | 0.001305 | 1908.03960,1908.04961,etc |
| general relativity | 351 | 117 | 3.017 | 0.001304 | 1908.00017,1908.00232,etc |
| Friedmann equation | 106 | 43 | 2.5 | 0.001304 | 1908.00389,1908.00408,etc |
| point source | 42 | 11 | 4.1 | 0.001303 | 1908.01948,1908.05412,etc |
| cosmic string | 65 | 20 | 3.368 | 0.001293 | 1908.00232,1908.00504,etc |
| Kerr solution | 42 | 15 | 2.786 | 0.001288 | 1908.00252,1908.01886,etc |
| spectral index | 65 | 26 | 2.56 | 0.00128 | 1908.01516,1908.03695,etc |
| effective equation | 27 | 12 | 2.364 | 0.001277 | 1908.01516,1908.01564,etc |
| angular velocity | 70 | 22 | 3.238 | 0.001271 | 1908.00504,1908.01195,etc |
| dispersion relation | 41 | 13 | 3.25 | 0.00126 | 1908.01036,1908.02159,etc |
| impact parameter | 70 | 11 | 6.9 | 0.001233 | 1908.00509,1908.01647,etc |
| vector field | 237 | 44 | 5.488 | 0.001228 | 1908.00017,1908.01195,etc |
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