| dark energy | 154 | 52 | 2.882 | 0.008565 | 1701.07702,1701.08667,etc |
| light ray | 91 | 16 | 6.0 | 0.006639 | 1701.05257,1701.03418,etc |
| quantum correction | 52 | 21 | 2.55 | 0.0058 | 1701.00170,1701.08719,etc |
| neutron star | 132 | 19 | 7.278 | 0.005395 | 1701.08243,1701.00079,etc |
| black hole | 1212 | 133 | 9.174 | 0.004895 | 1701.02034,1701.00114,etc |
| power spectrum | 152 | 24 | 6.565 | 0.004423 | 1701.06890,1701.07918,etc |
| critical point | 123 | 18 | 6.882 | 0.004204 | 1701.07702,1701.06837,etc |
| internal energy | 51 | 13 | 3.75 | 0.003932 | 1701.06837,1701.07104,etc |
| scalar field | 722 | 108 | 6.729 | 0.003629 | 1701.06890,1701.07702,etc |
| gauge invariance | 35 | 12 | 3.0 | 0.003578 | 1701.08776,1701.07132,etc |
| massive gravity | 94 | 14 | 7.154 | 0.003484 | 1701.03316,1701.08776,etc |
| energy condition | 74 | 20 | 3.842 | 0.003452 | 1701.00079,1701.01706,etc |
| state parameter | 28 | 12 | 2.364 | 0.003193 | 1701.03418,1701.06892,etc |
| metric function | 90 | 19 | 4.944 | 0.002988 | 1701.07462,1701.00819,etc |
| dark matter | 157 | 40 | 3.974 | 0.002897 | 1701.07702,1701.02034,etc |
| second law | 49 | 11 | 3.4 | 0.002893 | 1701.01107,1701.07737,etc |
| kinetic energy | 50 | 17 | 3.062 | 0.002811 | 1701.06890,1701.01107,etc |
| phase transition | 73 | 23 | 3.227 | 0.002789 | 1701.06890,1701.07702,etc |
| coherent state | 101 | 11 | 9.7 | 0.002701 | 1701.07519,1701.08776,etc |
| test particle | 74 | 20 | 3.263 | 0.002666 | 1701.03166,1701.08217,etc |
| effective field theory | 35 | 11 | 3.4 | 0.002596 | 1701.00341,1701.00437,etc |
| Ricci tensor | 127 | 39 | 3.316 | 0.002589 | 1701.08224,1701.06343,etc |
| Lorentz transformation | 29 | 11 | 2.8 | 0.002573 | 1701.02556,1701.07212,etc |
| quantum state | 85 | 27 | 3.154 | 0.002532 | 1701.07420,1701.07519,etc |
| apparent horizon | 79 | 17 | 4.0 | 0.002527 | 1701.01548,1701.02861,etc |
| black hole solution | 47 | 22 | 2.19 | 0.002452 | 1701.06837,1701.07737,etc |
| quantum theory | 163 | 31 | 5.4 | 0.00237 | 1701.07420,1701.01203,etc |
| Maxwell field | 47 | 13 | 3.5 | 0.002348 | 1701.05257,1701.06837,etc |
| commutation relation | 80 | 22 | 3.714 | 0.002298 | 1701.00170,1701.07519,etc |
| first law | 79 | 25 | 3.25 | 0.002229 | 1701.06837,1701.01107,etc |
| extra dimension | 56 | 12 | 4.818 | 0.002214 | 1701.08224,1701.02429,etc |
| effective equation | 31 | 13 | 2.5 | 0.00221 | 1701.00170,1701.08776,etc |
| Einstein frame | 52 | 12 | 3.636 | 0.002154 | 1701.06890,1701.05572,etc |
| scalar perturbation | 69 | 21 | 3.4 | 0.002112 | 1701.02491,1701.02235,etc |
| second fundamental form | 30 | 11 | 2.6 | 0.002107 | 1701.08224,1701.06343,etc |
| nonumber & | 97 | 23 | 4.364 | 0.002096 | 1701.01203,1701.00259,etc |
| loop quantum gravity | 52 | 22 | 2.333 | 0.002075 | 1701.07420,1701.07519,etc |
| field equation | 325 | 74 | 4.411 | 0.002074 | 1701.07702,1701.08406,etc |
| initial condition | 229 | 61 | 3.8 | 0.002051 | 1701.06890,1701.01548,etc |
| Schwarzschild spacetime | 38 | 18 | 2.118 | 0.001983 | 1701.03166,1701.07771,etc |
| impact parameter | 58 | 12 | 4.455 | 0.001944 | 1701.01548,1701.03166,etc |
| gravitational wave | 220 | 55 | 4.037 | 0.001933 | 1701.05257,1701.02034,etc |
| phase space | 127 | 34 | 3.758 | 0.001915 | 1701.06890,1701.00170,etc |
| Hawking temperature | 58 | 24 | 2.304 | 0.001834 | 1701.01203,1701.06837,etc |
| symmetric spacetime | 50 | 16 | 3.267 | 0.001825 | 1701.04226,1701.08499,etc |
| vacuum state | 80 | 22 | 3.429 | 0.001747 | 1701.07918,1701.08776,etc |
| gauge field | 83 | 27 | 3.154 | 0.001729 | 1701.06890,1701.07918,etc |
| upper limit | 72 | 26 | 2.84 | 0.001717 | 1701.01548,1701.06343,etc |
| gravitational radius | 58 | 11 | 4.8 | 0.001705 | 1701.02034,1701.05828,etc |
| boundary condition | 224 | 49 | 4.521 | 0.001675 | 1701.05257,1701.07420,etc |
| Killing vector field | 44 | 16 | 2.8 | 0.001633 | 1701.04226,1701.03315,etc |
| configuration space | 36 | 11 | 2.4 | 0.00159 | 1701.01107,1701.08219,etc |
| scale factor | 281 | 63 | 4.274 | 0.001576 | 1701.07702,1701.07420,etc |
| gauge theory | 75 | 21 | 3.7 | 0.001574 | 1701.00341,1701.04317,etc |
| massive scalar field | 37 | 13 | 2.75 | 0.001563 | 1701.03805,1701.04228,etc |
| quantum fluctuation | 53 | 23 | 2.318 | 0.00155 | 1701.00170,1701.07918,etc |
| Hawking radiation | 59 | 16 | 3.867 | 0.001537 | 1701.01203,1701.08776,etc |
| vector field | 131 | 44 | 3.0 | 0.001532 | 1701.06890,1701.05257,etc |
| energy density | 310 | 92 | 3.385 | 0.001527 | 1701.06890,1701.00170,etc |
| gravity model | 30 | 14 | 2.231 | 0.001501 | 1701.07702,1701.00134,etc |
| gravity theory | 60 | 27 | 2.269 | 0.001497 | 1701.07702,1701.08667,etc |
| second derivative | 66 | 14 | 5.0 | 0.001484 | 1701.05753,1701.08719,etc |
| Hilbert space | 84 | 20 | 4.158 | 0.001482 | 1701.01107,1701.02235,etc |
| quantum system | 53 | 17 | 3.25 | 0.001471 | 1701.00170,1701.01107,etc |
| initial datum | 114 | 31 | 3.4 | 0.001462 | 1701.02034,1701.01548,etc |
| circular orbit | 43 | 16 | 2.733 | 0.001461 | 1701.01548,1701.05745,etc |
| gauge symmetry | 64 | 15 | 4.5 | 0.001443 | 1701.00341,1701.04317,etc |
| Friedmann equation | 84 | 31 | 2.433 | 0.001435 | 1701.07702,1701.03316,etc |
| gravitational radiation | 55 | 15 | 3.786 | 0.001429 | 1701.05257,1701.02034,etc |
| extrinsic curvature | 58 | 24 | 2.478 | 0.001417 | 1701.07420,1701.01107,etc |
| magnetic field | 68 | 11 | 6.6 | 0.001415 | 1701.05257,1701.02034,etc |
| Einstein' equation | 93 | 29 | 3.286 | 0.001413 | 1701.05257,1701.02491,etc |
| Poisson bracket | 61 | 16 | 3.733 | 0.001413 | 1701.07519,1701.02235,etc |
| null geodesic | 62 | 20 | 3.053 | 0.001391 | 1701.08406,1701.03166,etc |
| standard model | 59 | 22 | 2.667 | 0.001384 | 1701.02034,1701.07918,etc |
| Sitter spacetime | 84 | 17 | 5.0 | 0.001378 | 1701.05257,1701.08499,etc |
| binary system | 30 | 14 | 2.231 | 0.00137 | 1701.02491,1701.01137,etc |
| potential energy | 38 | 16 | 2.467 | 0.001365 | 1701.06890,1701.07737,etc |
| imaginary part | 58 | 20 | 3.0 | 0.001362 | 1701.02034,1701.01548,etc |
| slow-roll parameter | 29 | 12 | 2.545 | 0.001348 | 1701.06890,1701.05753,etc |
| angular momentum | 230 | 68 | 3.358 | 0.001344 | 1701.01548,1701.08406,etc |
| metric coefficient | 30 | 14 | 2.154 | 0.001338 | 1701.02491,1701.07462,etc |
| path integral | 81 | 16 | 4.067 | 0.001315 | 1701.00341,1701.05753,etc |
| Newtonian gravity | 39 | 12 | 3.364 | 0.001311 | 1701.00114,1701.08217,etc |
| Einstein equation | 137 | 59 | 2.345 | 0.001297 | 1701.00170,1701.08406,etc |
| event horizon | 138 | 45 | 3.023 | 0.00129 | 1701.01203,1701.03166,etc |
| effective action | 66 | 12 | 5.909 | 0.001279 | 1701.00170,1701.00341,etc |
| lapse function | 48 | 20 | 2.421 | 0.001272 | 1701.03166,1701.05753,etc |
| background spacetime | 26 | 12 | 2.273 | 0.001251 | 1701.07771,1701.03192,etc |
| mode function | 35 | 14 | 2.538 | 0.001245 | 1701.07918,1701.03316,etc |
| initial state | 66 | 17 | 4.0 | 0.001244 | 1701.01107,1701.08776,etc |
| energy-momentum tensor | 157 | 54 | 2.943 | 0.001239 | 1701.07702,1701.08224,etc |
| final state | 36 | 12 | 3.091 | 0.001234 | 1701.07918,1701.00341,etc |
| geodesic equation | 30 | 15 | 2.071 | 0.001234 | 1701.04226,1701.08499,etc |
| spectral index | 32 | 14 | 2.308 | 0.001233 | 1701.04773,1701.01706,etc |
| metric perturbation | 77 | 17 | 4.75 | 0.001224 | 1701.00170,1701.03316,etc |
| cosmological perturbation | 62 | 20 | 3.211 | 0.001214 | 1701.02491,1701.00819,etc |
| exact solution | 100 | 44 | 2.279 | 0.001213 | 1701.08667,1701.06343,etc |
| Riemann tensor | 48 | 23 | 2.136 | 0.001213 | 1701.08219,1701.04992,etc |
| Weyl tensor | 45 | 14 | 2.615 | 0.001171 | 1701.08406,1701.03315,etc |
|