| 1 | black hole | 24779 | 2359 | 9.09 | 0.005289 | 2001.00027,2001.00041,etc |
| 2 | scalar field | 12774 | 1674 | 8.346 | 0.003262 | 2001.00011,2001.00031,etc |
| 3 | general relativity | 4069 | 1535 | 2.779 | 0.001281 | 2001.00010,2001.00011,etc |
| 4 | gravitational wave | 4606 | 1492 | 2.865 | 0.002053 | 2001.00041,2001.00229,etc |
| 5 | energy density | 5239 | 1306 | 3.322 | 0.0015 | 2001.00010,2001.00011,etc |
| 6 | angular momentum | 3713 | 1067 | 3.304 | 0.001453 | 2001.00352,2001.00460,etc |
| 7 | field equation | 4074 | 1034 | 4.164 | 0.001747 | 2001.00010,2001.00011,etc |
| 8 | initial condition | 3439 | 1029 | 3.068 | 0.001248 | 2001.00041,2001.00252,etc |
| 9 | boundary condition | 3885 | 928 | 2.537 | 0.001412 | 2001.00041,2001.00430,etc |
| 10 | event horizon | 3879 | 901 | 3.816 | 0.002171 | 2001.00041,2001.00430,etc |
| 11 | scale factor | 3193 | 890 | 3.424 | 0.001618 | 2001.00011,2001.00031,etc |
| 12 | dark matter | 3537 | 856 | 3.607 | 0.002399 | 2001.00011,2001.00863,etc |
| 13 | quantum gravity | 2769 | 815 | 2.282 | 0.001361 | 2001.00031,2001.00821,etc |
| 14 | General Relativity | 1683 | 798 | 2.615 | 0.000926 | 2001.00816,2001.00863,etc |
| 15 | Einstein equation | 1998 | 791 | 2.286 | 0.000972 | 2001.00252,2001.00430,etc |
| 16 | dark energy | 3171 | 770 | 4.172 | 0.003001 | 2001.00010,2001.00011,etc |
| 17 | energy-momentum tensor | 2237 | 770 | 2.179 | 0.001267 | 2001.00252,2001.00403,etc |
| 18 | gravitational field | 1943 | 747 | 2.405 | 0.001455 | 2001.00229,2001.00352,etc |
| 19 | neutron star | 3421 | 746 | 4.5 | 0.002491 | 2001.00027,2001.00229,etc |
| 20 | matter field | 1696 | 661 | 2.023 | 0.000897 | 2001.00027,2001.00394,etc |
| 21 | Hubble parameter | 1885 | 655 | 2.227 | 0.00128 | 2001.00011,2001.01642,etc |
| 22 | compact object | 1840 | 638 | 2.636 | 0.001085 | 2001.00041,2001.00229,etc |
| 23 | exact solution | 1356 | 615 | 2.684 | 0.001212 | 2001.00252,2001.00394,etc |
| 24 | quantum field theory | 1163 | 568 | 2.333 | 0.000797 | 2001.00615,2001.02543,etc |
| 25 | right-hand side | 1431 | 568 | 2.353 | 0.000573 | 2001.00229,2001.00352,etc |
| 26 | vector field | 1960 | 530 | 3.293 | 0.001584 | 2001.00011,2001.00027,etc |
| 27 | gravity theory | 1223 | 523 | 2.308 | 0.001038 | 2001.00010,2001.00041,etc |
| 28 | upper limit | 1318 | 518 | 2.538 | 0.001417 | 2001.00041,2001.00863,etc |
| 29 | power spectrum | 2858 | 505 | 4.615 | 0.002791 | 2001.00935,2001.02474,etc |
| 30 | metric function | 1721 | 499 | 4.696 | 0.001515 | 2001.00010,2001.00615,etc |
| 31 | phase space | 2264 | 490 | 3.759 | 0.001629 | 2001.00031,2001.00154,etc |
| 32 | phase transition | 2455 | 477 | 4.682 | 0.002681 | 2001.01591,2001.01747,etc |
| 33 | black hole solution | 1300 | 476 | 3.13 | 0.001842 | 2001.00403,2001.00599,etc |
| 34 | proper time | 1137 | 471 | 3.645 | 0.001009 | 2001.00229,2001.00352,etc |
| 35 | expectation value | 1864 | 470 | 4.091 | 0.001333 | 2001.00031,2001.00556,etc |
| 36 | perfect fluid | 1174 | 459 | 2.537 | 0.001546 | 2001.00010,2001.00252,etc |
| 37 | electromagnetic field | 1263 | 454 | 2.061 | 0.001209 | 2001.00041,2001.00599,etc |
| 38 | Einstein-Hilbert action | 780 | 437 | 2.524 | 0.000602 | 2001.01806,2001.02543,etc |
| 39 | order term | 826 | 430 | 2.077 | 0.000616 | 2001.00599,2001.01281,etc |
| 40 | quantum theory | 1041 | 429 | 2.444 | 0.00071 | 2001.00031,2001.00551,etc |
| 41 | magnetic field | 2552 | 428 | 6.235 | 0.002612 | 2001.00252,2001.00551,etc |
| 42 | cosmological model | 1067 | 428 | 2.811 | 0.001054 | 2001.00010,2001.00154,etc |
| 43 | kinetic term | 991 | 427 | 2.042 | 0.000787 | 2001.02414,2001.03169,etc |
| 44 | curved spacetime | 983 | 421 | 2.083 | 0.001065 | 2001.00031,2001.00430,etc |
| 45 | gauge field | 1776 | 419 | 4.364 | 0.001654 | 2001.03169,2001.05177,etc |
| 46 | electric charge | 1155 | 416 | 2.625 | 0.001306 | 2001.00430,2001.00460,etc |
| 47 | quantum mechanic | 950 | 414 | 2.448 | 0.001046 | 2001.00551,2001.00556,etc |
| 48 | scalar perturbation | 1243 | 411 | 3.583 | 0.001203 | 2001.00154,2001.00394,etc |
| 49 | perturbation theory | 940 | 410 | 3.091 | 0.000585 | 2001.00394,2001.00403,etc |
| 50 | Friedmann equation | 1010 | 410 | 2.069 | 0.000945 | 2001.00394,2001.00825,etc |
| 51 | Riemann tensor | 1023 | 404 | 2.105 | 0.000942 | 2001.00352,2001.00863,etc |
| 52 | critical value | 899 | 402 | 2.348 | 0.000978 | 2001.00154,2001.00403,etc |
| 53 | Einstein tensor | 677 | 399 | 2.6 | 0.000667 | 2001.00154,2001.00430,etc |
| 54 | binary system | 1165 | 399 | 2.143 | 0.000949 | 2001.00279,2001.00352,etc |
| 55 | equatorial plane | 1239 | 391 | 3.154 | 0.00114 | 2001.00229,2001.00460,etc |
| 56 | stress-energy tensor | 1091 | 383 | 3.045 | 0.001159 | 2001.00010,2001.00394,etc |
| 57 | black hole horizon | 872 | 372 | 2.158 | 0.001171 | 2001.00010,2001.00041,etc |
| 58 | energy scale | 756 | 371 | 2.739 | 0.000778 | 2001.01729,2001.04680,etc |
| 59 | Hawking radiation | 1627 | 371 | 4.0 | 0.002525 | 2001.01137,2001.01301,etc |
| 60 | Einstein' equation | 798 | 370 | 2.455 | 0.000695 | 2001.00027,2001.00229,etc |
| 61 | gravitational collapse | 852 | 370 | 2.478 | 0.000963 | 2001.00010,2001.00011,etc |
| 62 | quantum effect | 755 | 361 | 3.286 | 0.000732 | 2001.00027,2001.00154,etc |
| 63 | quantum correction | 950 | 361 | 2.833 | 0.00115 | 2001.00010,2001.00556,etc |
| 64 | evolution equation | 914 | 361 | 2.577 | 0.000832 | 2001.00252,2001.00394,etc |
| 65 | Minkowski spacetime | 983 | 358 | 4.167 | 0.001002 | 2001.00252,2001.00352,etc |
| 66 | null geodesic | 1054 | 358 | 2.273 | 0.001233 | 2001.00010,2001.00027,etc |
| 67 | test particle | 1298 | 357 | 3.059 | 0.002445 | 2001.00229,2001.00394,etc |
| 68 | mass ratio | 1551 | 356 | 4.958 | 0.001538 | 2001.00821,2001.01747,etc |
| 69 | cosmic time | 722 | 350 | 3.158 | 0.000668 | 2001.00011,2001.00154,etc |
| 70 | Hawking temperature | 982 | 343 | 2.824 | 0.001893 | 2001.00615,2001.01591,etc |
| 71 | circular orbit | 1195 | 342 | 2.562 | 0.001727 | 2001.00352,2001.00599,etc |
| 72 | flat space | 1071 | 331 | 2.8 | 0.000826 | 2001.01351,2001.04423,etc |
| 73 | quantum fluctuation | 837 | 330 | 2.722 | 0.000888 | 2001.00154,2001.00556,etc |
| 74 | asymptotic behavior | 599 | 330 | 2.2 | 0.000601 | 2001.01591,2001.01729,etc |
| 75 | geodesic equation | 836 | 329 | 2.52 | 0.001053 | 2001.00041,2001.00551,etc |
| 76 | quantum field | 948 | 326 | 2.824 | 0.001055 | 2001.00551,2001.02074,etc |
| 77 | initial datum | 1585 | 325 | 3.167 | 0.001524 | 2001.00031,2001.00252,etc |
| 78 | extrinsic curvature | 906 | 324 | 2.765 | 0.000845 | 2001.00027,2001.00031,etc |
| 79 | scalar curvature | 735 | 320 | 2.409 | 0.001244 | 2001.00010,2001.00027,etc |
| 80 | conformal time | 850 | 316 | 2.4 | 0.000801 | 2001.02474,2001.03228,etc |
| 81 | luminosity distance | 1148 | 313 | 3.167 | 0.001395 | 2001.01747,2001.03228,etc |
| 82 | angular velocity | 806 | 313 | 2.05 | 0.000938 | 2001.00010,2001.00863,etc |
| 83 | critical point | 1807 | 309 | 5.778 | 0.003264 | 2001.00252,2001.00403,etc |
| 84 | metric perturbation | 888 | 308 | 2.294 | 0.000961 | 2001.00394,2001.00403,etc |
| 85 | massive particle | 790 | 306 | 4.0 | 0.001318 | 2001.00252,2001.00863,etc |
| 86 | initial state | 758 | 303 | 2.933 | 0.000787 | 2001.02474,2001.02918,etc |
| 87 | hole solution | 619 | 301 | 2.857 | 0.000912 | 2001.00403,2001.00615,etc |
| 88 | spacetime dimension | 639 | 301 | 2.333 | 0.00074 | 2001.00599,2001.01301,etc |
| 89 | vacuum state | 793 | 297 | 3.786 | 0.000737 | 2001.00551,2001.04494,etc |
| 90 | scalar-tensor theory | 751 | 296 | 2.333 | 0.000824 | 2001.02016,2001.02304,etc |
| 91 | cosmological parameter | 865 | 293 | 3.0 | 0.001263 | 2001.00031,2001.00825,etc |
| 92 | Klein-Gordon equation | 650 | 288 | 2.65 | 0.000671 | 2001.00252,2001.00551,etc |
| 93 | Killing vector | 752 | 287 | 3.0 | 0.000739 | 2001.00460,2001.00615,etc |
| 94 | Hilbert space | 1280 | 284 | 2.765 | 0.00125 | 2001.01729,2001.02543,etc |
| 95 | first law | 1291 | 284 | 5.111 | 0.002093 | 2001.00430,2001.00615,etc |
| 96 | supermassive black hole | 531 | 283 | 2.471 | 0.000979 | 2001.00041,2001.00863,etc |
| 97 | spatial infinity | 661 | 281 | 2.421 | 0.00076 | 2001.00460,2001.01301,etc |
| 98 | conformal transformation | 731 | 281 | 2.2 | 0.001135 | 2001.00027,2001.00154,etc |
| 99 | number density | 685 | 276 | 2.571 | 0.000712 | 2001.00825,2001.02474,etc |
| 100 | boundary term | 917 | 276 | 4.571 | 0.001028 | 2001.00394,2001.03169,etc |
|