| general relativity | GR | 9368 | 716 | 1.682617 | 1901.00194,1901.00805,etc |
| gravitational wave | GW | 16305 | 498 | 1.91324 | 1901.00869,1901.01820,etc |
| cosmic microwave background | CMB | 4895 | 370 | 2.003123 | 1901.01731,1901.06097,etc |
| black hole | BH | 12381 | 294 | 1.769304 | 1901.01265,1901.02553,etc |
| equation of state | EoS | 5768 | 282 | 1.925454 | 1901.00167,1901.00937,etc |
| signal to noise ratio | SNR | 1624 | 169 | 1.480961 | 1901.00869,1901.02227,etc |
| dark matter | DM | 5244 | 155 | 1.749168 | 1901.03390,1901.08690,etc |
| dark energy | DE | 3499 | 136 | 1.578913 | 1901.06638,1901.08690,etc |
| neutron star | NS | 4431 | 132 | 1.937156 | 1901.00938,1901.03380,etc |
| anti de sitter | AdS | 3309 | 125 | 1.811667 | 1901.01873,1901.02784,etc |
| post newtonian | PN | 3527 | 121 | 1.368558 | 1901.00938,1901.01253,etc |
| friedmann robertson walker | FRW | 542 | 116 | 1.001128 | 1901.01596,1901.04607,etc |
| cold dark matter | CDM | 2552 | 114 | 1.731957 | 1901.03390,1901.04306,etc |
| standard model | SM | 1271 | 104 | 1.732649 | 1901.03390,1901.09946,etc |
| effective field theory | EFT | 1595 | 101 | 1.53664 | 1901.01265,1901.02202,etc |
| binary neutron star | BNS | 1036 | 90 | 1.057569 | 1901.09884,1901.04138,etc |
| binary black hole | BBH | 2261 | 89 | 1.453841 | 1901.00869,1901.05901,etc |
| innermost stable circular orbit | ISCO | 1030 | 84 | 1.847565 | 1901.02730,1901.03064,etc |
| markov chain monte carlo | MCMC | 360 | 84 | 1.059989 | 1901.00937,1901.05966,etc |
| primordial black hole | PBH | 3788 | 79 | 1.956791 | 1901.07392,1901.05963,etc |
| ultraviolet | UV | 1108 | 77 | 1.559862 | 1901.01731,1901.08283,etc |
| electromagnetic | EM | 917 | 77 | 1.729099 | 1901.04138,1901.06052,etc |
| null energy condition | NEC | 716 | 75 | 1.668632 | 1901.06561,1901.07183,etc |
| large scale structure | LSS | 514 | 75 | 1.240969 | 1901.06747,1901.08690,etc |
| baryon acoustic oscillations | BAO | 823 | 74 | 1.678046 | 1901.06747,1901.08690,etc |
| de sitter | dS | 3072 | 72 | 2.003915 | 1901.01873,1901.09711,etc |
| quantum field theory | QFT | 541 | 71 | 1.451866 | 1901.01891,1901.06994,etc |
| einstein telescope | ET | 665 | 70 | 1.415988 | 1901.05370,1901.08249,etc |
| laser interferometer space antenna | LISA | 1301 | 69 | 1.713221 | 1902.01723,1902.08180,etc |
| arnowitt deser misner | ADM | 271 | 67 | 1.1647 | 1901.02784,1901.04640,etc |
| conformal field theory | CFT | 1456 | 67 | 1.64368 | 1901.05589,1901.03928,etc |
| quasinormal mode | QNM | 1448 | 64 | 1.721355 | 1901.01265,1901.03965,etc |
| friedmann lema^{i}tre robertson walker | FLRW | 344 | 64 | 1.156925 | 1901.04308,1901.05091,etc |
| infrared | IR | 996 | 58 | 2.00148 | 1901.01731,1901.04424,etc |
| event horizon telescope | EHT | 263 | 58 | 1.656072 | 1901.05592,1901.07615,etc |
| friedmann lema^itre robertson walker | FLRW | 246 | 57 | 1.351279 | 1901.03998,1901.04300,etc |
| friedmann lemaitre robertson walker | FLRW | 301 | 56 | 1.179786 | 1901.03354,1901.04624,etc |
| gravitational waves | GW | 1269 | 56 | 1.646773 | 1901.00167,1901.00938,etc |
| big bang nucleosynthesis | BBN | 367 | 55 | 1.491644 | 1901.00167,1901.00947,etc |
| tolman oppenheimer volkoff | TOV | 421 | 55 | 1.437317 | 1901.07546,1901.10448,etc |
| power spectral density | PSDs | 355 | 54 | 1.390145 | 1901.00869,1901.01820,etc |
| loop quantum gravity | LQG | 528 | 50 | 1.600965 | 1901.01279,1901.05091,etc |
| laser interferometer gravitational wave observatory | LIGO | 441 | 48 | 1.522134 | 1901.08516,1901.11214,etc |
| european research council | ERC | 61 | 47 | 1.000136 | 1901.06969,1901.10468,etc |
| numerical relativity | NR | 1218 | 46 | 1.851005 | 1901.00869,1901.07038,etc |
| baryon acoustic oscillation | BAO | 634 | 46 | 1.197973 | 1901.03763,1901.09218,etc |
| supermassive black hole | SMBH | 641 | 44 | 1.707664 | 1901.05370,1901.05591,etc |
| extreme mass ratio inspiral | EMRI | 484 | 42 | 1.549401 | 1901.02730,1901.05370,etc |
| loop quantum cosmology | LQC | 1270 | 41 | 1.905684 | 1901.01279,1901.05091,etc |
| ordinary differential equation | ODE | 225 | 40 | 1.225949 | 1901.02461,1901.04586,etc |
| vacuum expectation value | VEV | 318 | 39 | 1.51419 | 1901.08690,1901.04546,etc |
| gauss bonnet | GB | 552 | 38 | 1.265359 | 1902.05079,1902.05925,etc |
| cosmic microwave background radiation | CMB | 249 | 36 | 1.695811 | 1901.04607,1901.06747,etc |
| gamma ray burst | GRB | 1133 | 36 | 1.783023 | 1901.01596,1901.09044,etc |
| quantum chromodynamics | QCD | 375 | 35 | 1.316292 | 1903.03047,1903.04825,etc |
| active galactic nucleus | AGN | 275 | 35 | 1.22977 | 1903.07955,1903.04994,etc |
| weak energy condition | WEC | 232 | 34 | 1.148016 | 1901.03055,1901.06561,etc |
| renormalization group | RG | 575 | 33 | 1.24371 | 1901.01731,1901.01891,etc |
| science and technology facilities council | STFC | 50 | 33 | 1.000154 | 1902.08442,1902.02613,etc |
| cosmic explorer | CE | 243 | 33 | 1.213322 | 1903.03909,1903.04069,etc |
| bose einstein condensate | BEC | 538 | 32 | 1.471551 | 1901.09098,1901.11187,etc |
| kaluza klein | KK | 507 | 32 | 1.595776 | 1902.10571,1902.03250,etc |
| quasi normal mode | QNM | 709 | 31 | 1.906117 | 1901.04586,1901.05902,etc |
| effective one body | EOB | 583 | 30 | 1.103299 | 1901.07102,1901.08516,etc |
| general theory of relativity | GR | 744 | 30 | 1.534631 | 1901.04306,1901.09946,etc |
| partial differential equation | PDE | 181 | 29 | 1.276102 | 1901.01279,1901.05938,etc |
| supernova | SN | 525 | 29 | 1.864503 | 1903.06679,1903.07934,etc |
| equations of state | EoS | 515 | 28 | 1.610078 | 1901.02461,1901.05271,etc |
| pulsar timing array | PTA | 281 | 28 | 1.609623 | 1903.04590,1903.04592,etc |
| strong energy condition | SEC | 129 | 26 | 1.385574 | 1901.07074,1901.11006,etc |
| centre national de recherche scientifique | CNRS | 27 | 26 | 1.000112 | 1902.05530,1902.08273,etc |
| istituto nazionale della fisica nucleare | INFN | 26 | 26 | 1.000105 | 1902.05530,1902.08273,etc |
| dominant energy condition | DEC | 126 | 25 | 1.440691 | 1902.03104,1902.08734,etc |
| ryu takayanagi | RT | 332 | 25 | 2.001438 | 1902.00145,1902.06905,etc |
| standard model extension | SME | 181 | 25 | 1.242345 | 1903.04444,1903.09316,etc |
| modified gravity | MG | 487 | 24 | 1.503892 | 1902.01366,1902.02125,etc |
| degenerate higher order scalar tensor | DHOST | 498 | 23 | 1.524871 | 1901.02202,1901.04658,etc |
| national science foundation | NSF | 70 | 23 | 1.261337 | 1902.08442,1902.08636,etc |
| swiss national science foundation | SNSF | 25 | 23 | 1.000124 | 1902.08442,1902.01251,etc |
| redshift space distortion | RSD | 217 | 23 | 1.827235 | 1902.00289,1902.10503,etc |
| large synoptic survey telescope | LSST | 174 | 23 | 1.218318 | 1902.00522,1902.08636,etc |
| advanced ligo | aLIGO | 115 | 23 | 1.261467 | 1903.05778,1903.04615,etc |
| natural science foundation of china | NSFC | 24 | 22 | 1.000132 | 1901.03064,1901.06117,etc |
| quantum electrodynamics | QED | 153 | 22 | 1.319268 | 1903.04741,1903.07029,etc |
| energy momentum tensor | EMT | 165 | 22 | 1.773766 | 1903.06471,1903.06679,etc |
| wheeler dewitt | WDW | 230 | 22 | 1.319341 | 1903.07029,1903.11073,etc |
| friedmann lema^tre robertson walker | FLRW | 196 | 21 | 1.572728 | 1901.03522,1901.10638,etc |
| brans dicke | BD | 534 | 20 | 1.602997 | 1901.03650,1901.08690,etc |
| equivalence principle | EP | 97 | 20 | 1.10082 | 1901.05766,1901.08690,etc |
| post minkowskian | PM | 716 | 20 | 1.752651 | 1901.07102,1901.04424,etc |
| redshift space distortions | RSD | 183 | 20 | 1.650586 | 1901.02400,1901.07832,etc |
| einstein hilbert | EH | 84 | 19 | 1.263834 | 1901.02892,1901.08690,etc |
| reissner nordstr"{o}m | RN | 431 | 19 | 1.580755 | 1901.04128,1901.01269,etc |
| sloan digital sky survey | SDSS | 49 | 19 | 1.316135 | 1902.01397,1902.06978,etc |
| weakly interacting massive particle | WIMP | 64 | 19 | 1.73796 | 1902.05365,1902.07192,etc |
| short gamma ray burst | sGRB | 193 | 19 | 1.422765 | 1902.00522,1902.08636,etc |
| integrated sachs wolfe | ISW | 148 | 19 | 1.685086 | 1904.06294,1904.12903,etc |
| teleparallel equivalent of general relativity | TEGR | 163 | 19 | 1.159172 | 1905.03237,1905.03305,etc |
| square kilometre array | SKA | 247 | 18 | 1.780862 | 1902.08219,1902.08187,etc |
| akaike information criterion | AIC | 164 | 18 | 1.889903 | 1902.00289,1902.07915,etc |
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