| 1 | general relativity | GR | 752 | 51 | 1.00285 | 1501.03119,1501.02198,etc |
| 2 | cosmic microwave background | CMB | 218 | 27 | 2.001918 | 1501.05804,1501.04076,etc |
| 3 | friedmann robertson walker | FRW | 191 | 24 | 1.001026 | 1501.03298,1501.07819,etc |
| 4 | equation of state | EOS | 120 | 17 | 2.002187 | 1501.07743,1501.00058,etc |
| 5 | gravitational wave | GW | 421 | 16 | 2.006455 | 1501.00966,1501.00996,etc |
| 6 | anti de sitter | AdS | 358 | 14 | 2.003983 | 1501.03260,1501.06570,etc |
| 7 | black hole | BH | 1363 | 12 | 2.007063 | 1501.00058,1501.06570,etc |
| 8 | post newtonian | PN | 359 | 7 | 2.003597 | 1501.04539,1501.04418,etc |
| 9 | cold dark matter | CDM | 77 | 7 | 2.001883 | 1501.04076,1501.03163,etc |
| 10 | null energy condition | NEC | 33 | 7 | 2.000931 | 1501.03845,1501.03568,etc |
| 11 | innermost stable circular orbit | ISCO | 159 | 7 | 2.001743 | 1501.00015,1501.06570,etc |
| 12 | dark energy | DE | 200 | 7 | 2.003989 | 1501.03491,1501.05129,etc |
| 13 | large scale structure | LSS | 37 | 6 | 1.002835 | 1501.04076,1501.06785,etc |
| 14 | renormalization group | RG | 30 | 6 | 1.000592 | 1501.07743,1501.03749,etc |
| 15 | neutron star | NS | 115 | 6 | 2.001692 | 1501.00058,1501.02970,etc |
| 16 | de sitter | dS | 306 | 6 | 1.00901 | 1501.06570,1501.00708,etc |
| 17 | baryon acoustic oscillation | BAO | 63 | 5 | 2.002869 | 1501.03119,1501.04076,etc |
| 18 | quantum field theory | QFT | 44 | 5 | 2.000995 | 1501.03749,1501.05852,etc |
| 19 | degrees of freedom | DoF | 41 | 5 | 2.000998 | 1501.00391,1501.01749,etc |
| 20 | square kilometre array | SKA | 254 | 5 | 2.002348 | 1501.00058,1501.03821,etc |
| 21 | friedmann lema^itre robertson walker | FLRW | 57 | 5 | 2.000753 | 1501.00621,1501.02140,etc |
| 22 | kaluza klein | KK | 69 | 5 | 1.002327 | 1501.00487,1501.03159,etc |
| 23 | signal to noise ratio | SNR | 57 | 4 | 1.001331 | 1501.00966,1501.00571,etc |
| 24 | friedmann lemaitre robertson walker | FLRW | 46 | 4 | 1.001178 | 1501.01286,1501.06591,etc |
| 25 | standard model | SM | 32 | 4 | 2.000393 | 1501.02816,1501.03073,etc |
| 26 | friedmann lema^tre robertson walker | FLRW | 23 | 4 | 2.000868 | 1501.04090,1501.00487,etc |
| 27 | quasinormal mode | QNM | 56 | 4 | 2.004728 | 1501.03260,1501.06570,etc |
| 28 | very long baseline interferometry | VLBI | 42 | 4 | 1.003036 | 1501.00058,1501.02782,etc |
| 29 | active galactic nucleus | AGN | 31 | 4 | 2.000674 | 1501.06570,1501.02815,etc |
| 30 | loop quantum cosmology | LQC | 58 | 4 | 2.001364 | 1501.05682,1501.06591,etc |
| 31 | partial differential equation | PDE | 110 | 4 | 1.002231 | 1501.06047,1501.05129,etc |
| 32 | friedman robertson walker | FRW | 63 | 4 | 1.000356 | 1501.02471,1501.05129,etc |
| 33 | dominant energy condition | DEC | 11 | 4 | 2.000899 | 1501.04773,1501.07243,etc |
| 34 | boulware deser | BD | 19 | 4 | 1.000316 | 1501.00864,1501.02140,etc |
| 35 | arnowitt deser misner | ADM | 17 | 4 | 1.000471 | 1501.07822,1501.02443,etc |
| 36 | effective field theory | EFT | 80 | 4 | 2.000978 | 1501.04956,1501.00435,etc |
| 37 | modified gravity | MG | 130 | 3 | 2.003898 | 1501.03119,1501.04715,etc |
| 38 | generalized uncertainty principle | GUP | 143 | 3 | 2.005575 | 1501.01286,1501.03256,etc |
| 39 | doubly special relativity | DSR | 26 | 3 | 2.002867 | 1501.01286,1501.07776,etc |
| 40 | intensity mapping | IM | 41 | 3 | 2.000434 | 1501.03989,1501.03821,etc |
| 41 | ultraviolet | UV | 12 | 3 | 1.000816 | 1501.02816,1501.05848,etc |
| 42 | quantum gravity | QG | 14 | 3 | 1.000861 | 1501.00391,1501.03256,etc |
| 43 | reissner nordstrom | RN | 19 | 3 | 2.000042 | 1501.00015,1501.03260,etc |
| 44 | conformal field theory | CFT | 53 | 3 | 1.000866 | 1501.03260,1501.00007,etc |
| 45 | millisecond pulsar | MSP | 12 | 3 | 1.000103 | 1501.05343,1501.00058,etc |
| 46 | anti de sitter/conformal field theory | AdS/CFT | 4 | 3 | 1.000098 | 1501.05218,1501.03515,etc |
| 47 | pulsar timing array | PTA | 13 | 3 | 1.000589 | 1501.00058,1501.01174,etc |
| 48 | reissner nordstr"om | RN | 45 | 3 | 2.000832 | 1501.06570,1501.04625,etc |
| 49 | gamma ray burst | GRB | 19 | 3 | 1.001465 | 1501.00571,1501.05429,etc |
| 50 | loop quantum gravity | LQG | 31 | 3 | 1.000733 | 1501.00936,1501.05523,etc |
| 51 | ordinary differential equation | ODE | 84 | 3 | 2.001364 | 1501.06047,1501.05129,etc |
| 52 | killing vector | KV | 477 | 3 | 2.005097 | 1501.06047,1501.02471,etc |
| 53 | infrared | IR | 5 | 3 | 1.000128 | 1501.04252,1501.04134,etc |
| 54 | teleparallel equivalent of general relativity | TEGR | 10 | 3 | 1.000441 | 1501.00365,1501.05129,etc |
| 55 | gravitational waves | GW | 85 | 3 | 1.009865 | 1501.00918,1501.01174,etc |
| 56 | numerical relativity | NR | 100 | 3 | 2.002654 | 1501.00918,1501.02890,etc |
| 57 | tolman oppenheimer volkoff | TOV | 27 | 3 | 1.000707 | 1501.05259,1501.07276,etc |
| 58 | einstein hilbert | EH | 9 | 3 | 1.00029 | 1501.04484,1501.06524,etc |
| 59 | einstein yang mills | EYM | 64 | 3 | 2.004535 | 1501.07541,1501.06255,etc |
| 60 | weak energy condition | WEC | 24 | 3 | 1.002026 | 1501.04773,1501.00427,etc |
| 61 | european social fund | ESF | 3 | 3 | 1.000105 | 1501.03515,1501.00814,etc |
| 62 | markov chain monte carlo | MCMC | 5 | 3 | 1.000196 | 1501.00460,1501.07598,etc |
| 63 | chern simons | CS | 20 | 3 | 1.00186 | 1501.00920,1501.05918,etc |
| 64 | integrated sachs wolfe | ISW | 57 | 3 | 1.004728 | 1501.02140,1501.03073,etc |
| 65 | nonlinear electrodynamics | NLED | 71 | 3 | 2.003072 | 1501.04863,1501.06234,etc |
| 66 | transverse traceless | TT | 7 | 3 | 1.000726 | 1501.05832,1501.01529,etc |
| 67 | electromagnetic | EM | 28 | 3 | 1.001287 | 1501.07605,1501.07276,etc |
| 68 | strong energy condition | SEC | 23 | 3 | 2.003431 | 1501.07044,1501.00427,etc |