| 1 | black hole | 1945 | 190 | 10.286 | 0.006058 | 2008.00061,2008.00105,etc |
| 2 | stable circular orbit | 48 | 11 | 4.7 | 0.005498 | 2008.00933,2008.02958,etc |
| 3 | neutron star | 348 | 57 | 6.196 | 0.004399 | 2008.00536,2008.00945,etc |
| 4 | scalar power spectrum | 75 | 13 | 5.667 | 0.004309 | 2008.04750,2008.06371,etc |
| 5 | magnetic charge | 83 | 12 | 7.455 | 0.004012 | 2008.00105,2008.02326,etc |
| 6 | critical point | 135 | 29 | 4.786 | 0.003909 | 2008.00943,2008.01395,etc |
| 7 | power spectrum | 310 | 39 | 7.974 | 0.003882 | 2008.03976,2008.04750,etc |
| 8 | first law | 356 | 32 | 11.452 | 0.003852 | 2008.01213,2008.01661,etc |
| 9 | scalar field | 762 | 120 | 6.345 | 0.003282 | 2008.00061,2008.00429,etc |
| 10 | curvature perturbation | 83 | 15 | 5.5 | 0.003263 | 2008.03976,2008.05285,etc |
| 11 | tensor perturbation | 68 | 21 | 3.35 | 0.003156 | 2008.03976,2008.04750,etc |
| 12 | apparent horizon | 75 | 14 | 4.769 | 0.00314 | 2008.00061,2008.02921,etc |
| 13 | light ray | 68 | 15 | 4.786 | 0.003058 | 2008.00657,2008.01376,etc |
| 14 | metric function | 119 | 38 | 3.189 | 0.003045 | 2008.00061,2008.00105,etc |
| 15 | Sitter space | 95 | 15 | 4.429 | 0.002954 | 2008.00649,2008.01878,etc |
| 16 | extremal black hole | 81 | 21 | 4.0 | 0.00294 | 2008.01426,2008.02358,etc |
| 17 | effective action | 90 | 21 | 4.1 | 0.002785 | 2008.00523,2008.00649,etc |
| 18 | black hole solution | 123 | 34 | 3.697 | 0.002775 | 2008.00933,2008.01426,etc |
| 19 | gravitational redshift | 40 | 12 | 3.182 | 0.002714 | 2008.00657,2008.02958,etc |
| 20 | photon sphere | 67 | 16 | 4.4 | 0.00266 | 2008.00657,2008.04066,etc |
| 21 | constraint equation | 49 | 12 | 4.364 | 0.002598 | 2008.01395,2008.02510,etc |
| 22 | scalar spectral index | 54 | 12 | 4.0 | 0.002577 | 2008.03976,2008.04959,etc |
| 23 | scalar perturbation | 98 | 23 | 3.955 | 0.00257 | 2008.02921,2008.03976,etc |
| 24 | weak field limit | 37 | 11 | 3.6 | 0.002558 | 2008.01800,2008.06681,etc |
| 25 | free energy | 105 | 16 | 6.0 | 0.002463 | 2008.00649,2008.01213,etc |
| 26 | null energy condition | 62 | 16 | 3.4 | 0.002352 | 2008.00657,2008.01878,etc |
| 27 | tensor-to-scalar ratio | 60 | 15 | 4.143 | 0.00234 | 2008.03976,2008.04750,etc |
| 28 | gravitational wave signal | 45 | 15 | 2.643 | 0.002315 | 2008.01262,2008.02248,etc |
| 29 | energy-momentum tensor | 213 | 66 | 3.262 | 0.002287 | 2008.00061,2008.00536,etc |
| 30 | energy condition | 175 | 29 | 6.214 | 0.002284 | 2008.01426,2008.01563,etc |
| 31 | Kerr spacetime | 99 | 16 | 6.133 | 0.002247 | 2008.02248,2008.02510,etc |
| 32 | cosmological horizon | 116 | 22 | 5.476 | 0.002182 | 2008.00429,2008.04066,etc |
| 33 | effective mass | 62 | 16 | 4.0 | 0.002126 | 2008.00945,2008.02137,etc |
| 34 | Weyl tensor | 57 | 14 | 4.308 | 0.0021 | 2008.03366,2008.05285,etc |
| 35 | accretion disk | 83 | 21 | 4.1 | 0.002045 | 2008.00657,2008.02358,etc |
| 36 | phase space | 187 | 40 | 4.744 | 0.001991 | 2008.00649,2008.00943,etc |
| 37 | black hole entropy | 43 | 17 | 2.562 | 0.00195 | 2008.01985,2008.04906,etc |
| 38 | mass function | 84 | 14 | 4.769 | 0.001935 | 2008.00536,2008.01800,etc |
| 39 | Lie algebra | 101 | 12 | 8.364 | 0.001929 | 2008.07750,2008.12186,etc |
| 40 | field equation | 268 | 84 | 3.193 | 0.001887 | 2008.00536,2008.00943,etc |
| 41 | rotation parameter | 46 | 11 | 3.5 | 0.001885 | 2008.01213,2008.03918,etc |
| 42 | second law | 66 | 12 | 5.727 | 0.001877 | 2008.00945,2008.02358,etc |
| 43 | astrophysical black hole | 25 | 12 | 2.182 | 0.001861 | 2008.01426,2008.02248,etc |
| 44 | entanglement entropy | 121 | 15 | 6.643 | 0.001857 | 2008.04805,2008.04951,etc |
| 45 | null geodesic | 99 | 30 | 3.31 | 0.001849 | 2008.00061,2008.00933,etc |
| 46 | specific heat | 59 | 11 | 5.4 | 0.001836 | 2008.01661,2008.04906,etc |
| 47 | cosmic string | 64 | 16 | 4.133 | 0.001776 | 2008.00523,2008.00789,etc |
| 48 | merger rate | 63 | 12 | 2.818 | 0.001762 | 2008.00509,2008.02326,etc |
| 49 | scalar curvature | 82 | 36 | 2.314 | 0.001727 | 2008.00933,2008.00943,etc |
| 50 | gauge field | 184 | 45 | 3.591 | 0.001719 | 2008.01661,2008.01985,etc |
| 51 | black hole thermodynamic | 53 | 23 | 2.364 | 0.001718 | 2008.01661,2008.01985,etc |
| 52 | gauge theory | 78 | 21 | 3.85 | 0.001717 | 2008.07593,2008.07750,etc |
| 53 | Hubble parameter | 164 | 40 | 4.179 | 0.001705 | 2008.00523,2008.01800,etc |
| 54 | dark energy | 167 | 60 | 2.61 | 0.001699 | 2008.00061,2008.00523,etc |
| 55 | gravitational field | 137 | 54 | 2.547 | 0.001664 | 2008.00429,2008.00523,etc |
| 56 | null infinity | 59 | 14 | 4.385 | 0.001646 | 2008.01433,2008.04066,etc |
| 57 | equatorial plane | 149 | 29 | 5.179 | 0.001644 | 2008.00657,2008.01426,etc |
| 58 | angular momentum | 284 | 82 | 3.407 | 0.001634 | 2008.00105,2008.00429,etc |
| 59 | deceleration parameter | 57 | 12 | 5.091 | 0.001633 | 2008.01563,2008.01800,etc |
| 60 | phase transition | 147 | 37 | 4.056 | 0.001631 | 2008.00523,2008.00789,etc |
| 61 | electromagnetic field | 146 | 43 | 3.452 | 0.00163 | 2008.00789,2008.01213,etc |
| 62 | electric charge | 93 | 37 | 2.556 | 0.001617 | 2008.00105,2008.01213,etc |
| 63 | magnetic field | 161 | 37 | 4.417 | 0.001596 | 2008.00789,2008.01395,etc |
| 64 | General Relativity | 162 | 64 | 2.556 | 0.001593 | 2008.00429,2008.00536,etc |
| 65 | mass ratio | 130 | 25 | 5.0 | 0.001576 | 2008.00509,2008.02921,etc |
| 66 | maximum mass | 41 | 13 | 2.583 | 0.001567 | 2008.00509,2008.00536,etc |
| 67 | Cauchy horizon | 46 | 11 | 3.8 | 0.001552 | 2008.01426,2008.04478,etc |
| 68 | Maxwell' equation | 38 | 12 | 3.273 | 0.001546 | 2008.01376,2008.02135,etc |
| 69 | circular orbit | 121 | 32 | 3.774 | 0.001538 | 2008.00657,2008.00933,etc |
| 70 | initial datum | 82 | 24 | 3.435 | 0.001535 | 2008.04127,2008.06774,etc |
| 71 | spacetime point | 39 | 14 | 2.923 | 0.001534 | 2008.00945,2008.04805,etc |
| 72 | global symmetry | 40 | 12 | 3.364 | 0.001534 | 2008.13493,2008.00628,etc |
| 73 | Riemann tensor | 97 | 31 | 3.2 | 0.001521 | 2008.01813,2008.01985,etc |
| 74 | black hole horizon | 107 | 33 | 3.25 | 0.001513 | 2008.01426,2008.04003,etc |
| 75 | second kind | 26 | 11 | 2.4 | 0.001498 | 2008.00933,2008.00943,etc |
| 76 | Klein-Gordon equation | 72 | 21 | 3.55 | 0.001497 | 2008.01395,2008.04106,etc |
| 77 | analytic solution | 51 | 20 | 2.526 | 0.001484 | 2008.01426,2008.01433,etc |
| 78 | scalar hair | 35 | 11 | 3.4 | 0.00146 | 2008.02510,2008.02921,etc |
| 79 | scale factor | 205 | 60 | 3.458 | 0.001456 | 2008.00523,2008.00943,etc |
| 80 | gravitational wave | 326 | 117 | 2.776 | 0.001445 | 2008.00523,2008.00536,etc |
| 81 | initial condition | 182 | 64 | 2.873 | 0.001428 | 2008.00933,2008.00943,etc |
| 82 | quantum correction | 73 | 31 | 2.4 | 0.001424 | 2008.00657,2008.00943,etc |
| 83 | field space | 55 | 14 | 3.462 | 0.001407 | 2008.00523,2008.01878,etc |
| 84 | Einstein equation | 146 | 58 | 2.509 | 0.001378 | 2008.00061,2008.00536,etc |
| 85 | event horizon | 261 | 75 | 3.5 | 0.001364 | 2008.00061,2008.00429,etc |
| 86 | curvature singularity | 30 | 12 | 2.364 | 0.00136 | 2008.04576,2008.04906,etc |
| 87 | mass distribution | 91 | 19 | 5.0 | 0.001358 | 2008.01800,2008.02137,etc |
| 88 | stress tensor | 61 | 16 | 3.933 | 0.001345 | 2008.00945,2008.05019,etc |
| 89 | exotic matter | 39 | 12 | 3.455 | 0.001343 | 2008.01813,2008.03562,etc |
| 90 | black hole shadow | 33 | 16 | 2.067 | 0.001337 | 2008.00657,2008.01426,etc |
| 91 | dark matter | 168 | 62 | 2.721 | 0.001335 | 2008.01800,2008.02135,etc |
| 92 | horizon radius | 80 | 28 | 2.889 | 0.001334 | 2008.00061,2008.00429,etc |
| 93 | spectral index | 57 | 19 | 2.889 | 0.001316 | 2008.00789,2008.02921,etc |
| 94 | real part | 108 | 31 | 3.567 | 0.001315 | 2008.00789,2008.01878,etc |
| 95 | binary system | 112 | 33 | 3.438 | 0.001292 | 2008.00105,2008.00509,etc |
| 96 | spatial infinity | 103 | 30 | 3.517 | 0.001292 | 2008.00933,2008.03817,etc |
| 97 | dynamical system | 32 | 11 | 3.0 | 0.001282 | 2008.00943,2008.01395,etc |
| 98 | impact parameter | 70 | 19 | 3.056 | 0.001276 | 2008.00061,2008.00657,etc |
| 99 | inflaton field | 38 | 17 | 2.25 | 0.001237 | 2008.00523,2008.01563,etc |
| 100 | chirp mass | 79 | 13 | 3.0 | 0.001236 | 2008.02248,2008.02921,etc |
|