| general relativity | GR | 674 | 53 | 2.002923 | 1901.00194,1901.00805,etc |
| gravitational wave | GW | 1125 | 35 | 2.005014 | 1901.00869,1901.01820,etc |
| equation of state | EoS | 748 | 23 | 2.005098 | 1901.00167,1901.00937,etc |
| black hole | BH | 563 | 19 | 1.006045 | 1901.01265,1901.02553,etc |
| cosmic microwave background | CMB | 229 | 18 | 2.002327 | 1901.01731,1901.06097,etc |
| cold dark matter | CDM | 157 | 13 | 2.003029 | 1901.03390,1901.04306,etc |
| neutron star | NS | 426 | 12 | 2.004511 | 1901.00938,1901.03380,etc |
| signal to noise ratio | SNR | 140 | 11 | 2.001799 | 1901.00869,1901.02227,etc |
| anti de sitter | AdS | 241 | 10 | 2.002878 | 1901.01873,1901.02784,etc |
| post newtonian | PN | 257 | 9 | 2.004402 | 1901.00938,1901.01253,etc |
| effective field theory | EFT | 65 | 8 | 1.004195 | 1901.01265,1901.02202,etc |
| ultraviolet | UV | 319 | 8 | 1.002069 | 1901.01731,1901.08283,etc |
| de sitter | dS | 599 | 8 | 2.004121 | 1901.01873,1901.09711,etc |
| quantum field theory | QFT | 65 | 8 | 1.000616 | 1901.01891,1901.06994,etc |
| standard model | SM | 50 | 8 | 1.000522 | 1901.03390,1901.09946,etc |
| quasinormal mode | QNM | 105 | 7 | 1.002005 | 1901.01265,1901.03965,etc |
| dark matter | DM | 327 | 7 | 1.009867 | 1901.03390,1901.08690,etc |
| friedmann lema^itre robertson walker | FLRW | 19 | 7 | 1.000337 | 1901.03998,1901.04300,etc |
| binary black hole | BBH | 189 | 6 | 2.005723 | 1901.00869,1901.05901,etc |
| loop quantum gravity | LQG | 23 | 6 | 1.000416 | 1901.01279,1901.05091,etc |
| innermost stable circular orbit | ISCO | 93 | 6 | 2.003338 | 1901.02730,1901.03064,etc |
| friedmann lemaitre robertson walker | FLRW | 47 | 6 | 2.001118 | 1901.03354,1901.04624,etc |
| friedmann lema^{i}tre robertson walker | FLRW | 44 | 6 | 1.000775 | 1901.04308,1901.05091,etc |
| renormalization group | RG | 41 | 5 | 1.002024 | 1901.01731,1901.01891,etc |
| infrared | IR | 128 | 5 | 2.000745 | 1901.01731,1901.04424,etc |
| ordinary differential equation | ODE | 20 | 5 | 1.000234 | 1901.02461,1901.04586,etc |
| arnowitt deser misner | ADM | 22 | 5 | 1.000201 | 1901.02784,1901.04640,etc |
| null energy condition | NEC | 37 | 5 | 1.000866 | 1901.06561,1901.07183,etc |
| dark energy | DE | 68 | 5 | 1.001526 | 1901.06638,1901.08690,etc |
| gravitational waves | GW | 18 | 4 | 1.001386 | 1901.00167,1901.00938,etc |
| scalar tensor theory | STT | 87 | 4 | 1.002182 | 1901.00194,1901.00938,etc |
| numerical relativity | NR | 93 | 4 | 2.002288 | 1901.00869,1901.07038,etc |
| power spectral density | PSDs | 9 | 4 | 1.000133 | 1901.00869,1901.01820,etc |
| friedmann robertson walker | FRW | 8 | 4 | 1.000121 | 1901.01596,1901.04607,etc |
| degenerate higher order scalar tensor | DHOST | 112 | 4 | 2.003298 | 1901.02202,1901.04658,etc |
| equations of state | EoS | 142 | 4 | 2.005845 | 1901.02461,1901.05271,etc |
| weak energy condition | WEC | 29 | 4 | 1.000424 | 1901.03055,1901.06561,etc |
| natural science foundation of china | NSFC | 4 | 4 | 1.000043 | 1901.03064,1901.06117,etc |
| general relativistic | GR | 104 | 4 | 2.006738 | 1901.06217,1901.05092,etc |
| large scale structure | LSS | 23 | 4 | 2.000487 | 1901.06747,1901.08690,etc |
| baryon acoustic oscillations | BAO | 20 | 4 | 2.002122 | 1901.06747,1901.08690,etc |
| european research council | ERC | 4 | 4 | 1.000027 | 1901.06969,1901.10468,etc |
| effective one body | EOB | 75 | 4 | 1.004909 | 1901.07102,1901.08516,etc |
| primordial black hole | PBH | 211 | 4 | 1.013466 | 1901.07392,1901.05963,etc |
| laser interferometer gravitational wave observatory | LIGO | 8 | 4 | 1.000155 | 1901.08516,1901.11214,etc |
| electromagnetic | EM | 62 | 4 | 2.004941 | 1901.04138,1901.06052,etc |
| big bang nucleosynthesis | BBN | 18 | 3 | 2.000739 | 1901.00167,1901.00947,etc |
| neutron stars | NS | 81 | 3 | 2.001322 | 1901.00937,1901.02461,etc |
| markov chain monte carlo | MCMC | 10 | 3 | 1.000262 | 1901.00937,1901.05966,etc |
| parameterized post newtonian | PPN | 13 | 3 | 2.000998 | 1901.00937,1901.00938,etc |
| loop quantum cosmology | LQC | 250 | 3 | 2.003976 | 1901.01279,1901.05091,etc |
| generalized uncertainty principle | GUP | 64 | 3 | 2.004263 | 1901.01596,1901.05766,etc |
| extreme mass ratio inspiral | EMRI | 17 | 3 | 1.000343 | 1901.02730,1901.05370,etc |
| einstein hilbert | EH | 7 | 3 | 1.000105 | 1901.02892,1901.08690,etc |
| born infeld | BI | 84 | 3 | 2.002166 | 1901.02965,1901.06216,etc |
| brans dicke | BD | 185 | 3 | 1.001496 | 1901.03650,1901.08690,etc |
| general theory of relativity | GR | 109 | 3 | 2.002148 | 1901.04306,1901.09946,etc |
| quasi normal mode | QNM | 184 | 3 | 2.002256 | 1901.04586,1901.05902,etc |
| cosmic microwave background radiation | CMB | 13 | 3 | 2.000887 | 1901.04607,1901.06747,etc |
| supermassive black hole | SMBH | 37 | 3 | 2.004788 | 1901.05370,1901.05591,etc |
| einstein telescope | ET | 21 | 3 | 1.000889 | 1901.05370,1901.08249,etc |
| conformal field theory | CFT | 21 | 3 | 2.000749 | 1901.05589,1901.03928,etc |
| national research foundation of korea | NRF | 5 | 3 | 1.000107 | 1901.05589,1901.11214,etc |
| baryon oscillation spectroscopic survey | BOSS | 6 | 3 | 1.000161 | 1901.06747,1901.07549,etc |
| dvali gabadadze porrati | DGP | 23 | 3 | 1.000643 | 1901.07183,1901.03763,etc |
| tolman oppenheimer volkoff | TOV | 72 | 3 | 2.001572 | 1901.07546,1901.10448,etc |
| binary neutron stars | BNS | 21 | 3 | 2.000632 | 1901.08249,1901.07832,etc |
| klein gordon | KG | 31 | 3 | 1.000165 | 1901.08690,1901.00947,etc |
| bose einstein condensate | BEC | 63 | 3 | 2.003894 | 1901.09098,1901.11187,etc |
| binary neutron star | BNS | 24 | 3 | 1.00077 | 1901.09884,1901.04138,etc |
| transverse traceless | TT | 12 | 3 | 2.000283 | 1901.09946,1901.09956,etc |
| long wavelength | LW | 21 | 3 | 2.000441 | 1901.09946,1901.09956,etc |
| hypermassive neutron star | HMNS | 63 | 3 | 1.002177 | 1901.09977,1901.04138,etc |
| hubble space telescope | HST | 27 | 3 | 2.00084 | 1901.01521,1901.06269,etc |
| beam splitter | BS | 14 | 3 | 1.000908 | 1901.03053,1901.03569,etc |