| 1 | general relativity | GR | 9274 | 717 | 1.408139 | 1801.01987,1801.08136,etc |
| 2 | gravitational wave | GW | 11608 | 368 | 1.828597 | 1801.05780,1801.00650,etc |
| 3 | cosmic microwave background | CMB | 3694 | 364 | 1.417815 | 1801.08501,1801.07151,etc |
| 4 | equation of state | EOS | 4479 | 256 | 1.527077 | 1801.02063,1801.08501,etc |
| 5 | black hole | BH | 10894 | 247 | 1.925583 | 1801.05780,1801.08136,etc |
| 6 | friedmann robertson walker | FRW | 727 | 158 | 1.330207 | 1801.05138,1801.02269,etc |
| 7 | anti de sitter | AdS | 2989 | 141 | 1.960547 | 1801.08579,1801.03208,etc |
| 8 | dark matter | DM | 2783 | 116 | 1.461833 | 1801.08136,1801.02559,etc |
| 9 | signal to noise ratio | SNR | 1324 | 116 | 1.717157 | 1801.05942,1801.07577,etc |
| 10 | dark energy | DE | 2225 | 110 | 1.495522 | 1801.02063,1801.08136,etc |
| 11 | neutron star | NS | 3043 | 105 | 1.804201 | 1801.01787,1801.03506,etc |
| 12 | post newtonian | PN | 3814 | 101 | 1.865295 | 1801.08136,1801.05942,etc |
| 13 | standard model | SM | 1330 | 97 | 1.228483 | 1801.08434,1801.07577,etc |
| 14 | quantum field theory | QFT | 586 | 93 | 1.248264 | 1801.08501,1801.06051,etc |
| 15 | cold dark matter | CDM | 2251 | 87 | 1.776811 | 1801.08501,1801.04864,etc |
| 16 | conformal field theory | CFT | 1613 | 85 | 1.591327 | 1801.07280,1801.10126,etc |
| 17 | ultraviolet | UV | 739 | 83 | 1.422899 | 1801.04089,1801.10374,etc |
| 18 | effective field theory | EFT | 1171 | 83 | 1.459732 | 1801.01503,1801.10126,etc |
| 19 | null energy condition | NEC | 697 | 79 | 1.69806 | 1801.00911,1801.01029,etc |
| 20 | markov chain monte carlo | MCMC | 375 | 79 | 1.291915 | 1801.02371,1801.08001,etc |
| 21 | loop quantum gravity | LQG | 710 | 77 | 1.429802 | 1801.06017,1801.07313,etc |
| 22 | arnowitt deser misner | ADM | 351 | 75 | 1.053955 | 1801.07306,1801.08359,etc |
| 23 | infrared | IR | 1038 | 73 | 1.4815 | 1801.10374,1801.07676,etc |
| 24 | baryon acoustic oscillations | BAO | 891 | 71 | 1.45292 | 1801.01029,1801.03309,etc |
| 25 | electromagnetic | EM | 1164 | 69 | 1.756519 | 1801.02624,1801.01257,etc |
| 26 | innermost stable circular orbit | ISCO | 586 | 69 | 1.639357 | 1801.09920,1801.07195,etc |
| 27 | de sitter | dS | 1692 | 68 | 1.650904 | 1801.08579,1801.07164,etc |
| 28 | friedmann lema^itre robertson walker | FLRW | 354 | 68 | 1.118501 | 1801.08501,1801.05786,etc |
| 29 | binary black hole | BBH | 885 | 61 | 1.904049 | 1801.04506,1801.07060,etc |
| 30 | binary neutron star | BNS | 770 | 56 | 1.234555 | 1801.04506,1801.08009,etc |
| 31 | large scale structure | LSS | 219 | 55 | 1.000701 | 1801.08501,1801.05138,etc |
| 32 | gravitational waves | GW | 1165 | 54 | 1.522514 | 1801.02443,1801.10161,etc |
| 33 | friedmann lema^{i}tre robertson walker | FLRW | 291 | 49 | 1.388476 | 1801.01966,1801.08001,etc |
| 34 | tolman oppenheimer volkoff | TOV | 272 | 49 | 1.5729 | 1801.09675,1801.03428,etc |
| 35 | quasinormal mode | QNM | 1175 | 49 | 1.7989 | 1801.02555,1801.08473,etc |
| 36 | loop quantum cosmology | LQC | 1687 | 48 | 1.796135 | 1801.07313,1801.00768,etc |
| 37 | renormalization group | RG | 679 | 47 | 1.852103 | 1802.04281,1802.06553,etc |
| 38 | friedmann lemaitre robertson walker | FLRW | 219 | 46 | 1.196358 | 1801.00911,1801.09120,etc |
| 39 | primordial black hole | PBH | 2476 | 45 | 1.916006 | 1801.03321,1801.10327,etc |
| 40 | laser interferometer space antenna | LISA | 942 | 43 | 1.537133 | 1801.05780,1801.02286,etc |
| 41 | power spectral density | PSD | 206 | 43 | 1.279587 | 1801.05942,1801.03587,etc |
| 42 | numerical relativity | NR | 1507 | 43 | 1.446204 | 1801.01083,1801.03704,etc |
| 43 | effective one body | EOB | 776 | 42 | 1.621631 | 1801.03208,1801.09616,etc |
| 44 | laser interferometer gravitational wave observatory | LIGO | 317 | 41 | 1.172387 | 1801.07064,1801.04592,etc |
| 45 | big bang nucleosynthesis | BBN | 196 | 41 | 1.391189 | 1801.08036,1801.03321,etc |
| 46 | gamma ray burst | GRB | 953 | 40 | 1.504209 | 1801.01257,1801.01781,etc |
| 47 | baryon acoustic oscillation | BAO | 401 | 40 | 1.426282 | 1801.08501,1801.08553,etc |
| 48 | science and technology facilities council | STFC | 54 | 40 | 1.000319 | 1801.02273,1801.08208,etc |
| 49 | einstein telescope | ET | 540 | 40 | 1.426183 | 1802.04720,1802.06977,etc |
| 50 | cosmic microwave background radiation | CMBR | 377 | 36 | 1.223615 | 1801.02559,1801.01147,etc |
| 51 | weak energy condition | WEC | 201 | 36 | 1.195261 | 1801.01029,1801.09550,etc |
| 52 | vacuum expectation value | VEV | 295 | 35 | 1.115739 | 1801.07164,1801.04268,etc |
| 53 | general theory of relativity | GR | 320 | 35 | 1.658386 | 1801.03309,1801.04592,etc |
| 54 | quasi normal mode | QNM | 634 | 35 | 1.716812 | 1803.08060,1803.09078,etc |
| 55 | ordinary differential equation | ODE | 244 | 33 | 1.182678 | 1801.09675,1801.09800,etc |
| 56 | gauss bonnet | GB | 718 | 33 | 1.669027 | 1801.04213,1801.05475,etc |
| 57 | strong energy condition | SEC | 158 | 32 | 1.188446 | 1802.02465,1802.01446,etc |
| 58 | quantum chromodynamics | QCD | 430 | 32 | 1.720664 | 1802.03545,1802.02399,etc |
| 59 | generalized uncertainty principle | GUP | 621 | 31 | 1.680812 | 1801.03670,1801.02661,etc |
| 60 | wheeler dewitt | WDW | 399 | 30 | 1.867771 | 1802.05164,1802.03290,etc |
| 61 | reissner nordstr"{o}m | RN | 428 | 29 | 1.623374 | 1801.01787,1801.06051,etc |
| 62 | friedmann lema^tre robertson walker | FLRW | 261 | 29 | 1.414903 | 1801.07989,1801.01274,etc |
| 63 | extreme mass ratio inspiral | EMRI | 285 | 28 | 1.751273 | 1801.05780,1801.07060,etc |
| 64 | equations of state | EoSs | 512 | 28 | 1.931918 | 1802.02093,1802.10082,etc |
| 65 | equation of motion | EOM | 202 | 27 | 1.741513 | 1803.03002,1803.08627,etc |
| 66 | active galactic nucleus | AGN | 220 | 26 | 1.193064 | 1801.02559,1801.02624,etc |
| 67 | dominant energy condition | DEC | 104 | 26 | 1.000572 | 1802.02465,1802.01332,etc |
| 68 | event horizon telescope | EHT | 96 | 25 | 1.080325 | 1801.08136,1801.04592,etc |
| 69 | bose einstein condensate | BEC | 667 | 25 | 1.802975 | 1801.02559,1801.07577,etc |
| 70 | very long baseline interferometry | VLBI | 126 | 25 | 1.160619 | 1801.08136,1801.03223,etc |
| 71 | supermassive black hole | SMBH | 688 | 24 | 1.628578 | 1801.05780,1801.08136,etc |
| 72 | modified newtonian dynamics | MOND | 264 | 24 | 1.710943 | 1801.08592,1801.10374,etc |
| 73 | equivalence principle | EP | 310 | 24 | 1.543814 | 1801.05472,1801.03207,etc |
| 74 | einstein hilbert | EH | 199 | 24 | 1.208995 | 1802.02093,1802.05288,etc |
| 75 | pulsar timing array | PTA | 287 | 23 | 1.523672 | 1801.00650,1801.08136,etc |
| 76 | quantum gravity | QG | 401 | 23 | 1.566844 | 1801.09550,1801.00273,etc |
| 77 | national research foundation of korea | NRF | 47 | 23 | 1.000239 | 1801.04628,1801.08726,etc |
| 78 | transverse traceless | TT | 151 | 23 | 1.391982 | 1804.00458,1804.00453,etc |
| 79 | newman penrose | N-P | 258 | 22 | 1.774164 | 1801.02756,1801.02273,etc |
| 80 | joint light curve analysis | JLA | 185 | 22 | 1.410325 | 1801.08001,1801.08553,etc |
| 81 | baryon oscillation spectroscopic survey | BOSS | 73 | 22 | 1.13694 | 1802.04720,1802.08694,etc |
| 82 | adaptive mesh refinement | AMR | 156 | 21 | 1.477345 | 1801.02624,1801.07048,etc |
| 83 | national science foundation | NSF | 41 | 21 | 1.000698 | 1801.08162,1801.02001,etc |
| 84 | brans dicke | BD | 466 | 21 | 1.669331 | 1802.06358,1802.06778,etc |
| 85 | friedman robertson walker | FRW | 117 | 20 | 1.55066 | 1802.05713,1802.04401,etc |
| 86 | modified gravity | MG | 672 | 19 | 1.47827 | 1802.04001,1802.02001,etc |
| 87 | cosmological constant | CC | 216 | 18 | 1.501889 | 1801.08501,1801.09423,etc |
| 88 | kaluza klein | KK | 372 | 18 | 1.502054 | 1804.00466,1804.06164,etc |
| 89 | natural science foundation of china | NSFC | 21 | 18 | 1.000316 | 1804.10380,1804.03815,etc |
| 90 | confidence level | CL | 170 | 17 | 1.648041 | 1801.02371,1801.00114,etc |
| 91 | japan society for the promotion of science | JSPS | 30 | 17 | 1.000154 | 1803.06241,1803.01352,etc |
| 92 | equations of motion | EOM | 177 | 17 | 1.53065 | 1803.08388,1803.07848,etc |
| 93 | european research council | ERC | 23 | 17 | 1.000195 | 1805.08408,1805.12563,etc |
| 94 | advanced ligo | aLIGO | 140 | 16 | 1.563176 | 1801.03208,1801.04506,etc |
| 95 | dvali gabadadze porrati | DGP | 98 | 16 | 1.251383 | 1801.02269,1801.01741,etc |
| 96 | hubble space telescope | HST | 106 | 16 | 1.438247 | 1801.02371,1801.00114,etc |
| 97 | degenerate higher order scalar tensor | DHOST | 249 | 16 | 1.314039 | 1802.03394,1802.08606,etc |
| 98 | magnetohydrodynamic | MHD | 195 | 15 | 1.467813 | 1801.02624,1801.10180,etc |
| 99 | dirac born infeld | DBI | 327 | 15 | 1.668643 | 1801.02187,1801.10126,etc |
| 100 | partial differential equation | PDE | 135 | 15 | 1.134038 | 1802.00815,1802.03405,etc |
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