| Reynolds stress | 169 | 15 | 5.5 | 0.007045 | 1803.07619,1803.05286,etc |
| black hole | 122 | 27 | 4.615 | 0.006543 | 1803.02055,1803.02189,etc |
| cavity mode | 62 | 15 | 3.929 | 0.005547 | 1803.06061,1803.05607,etc |
| dark matter | 103 | 31 | 3.4 | 0.00502 | 1803.03522,1803.06532,etc |
| Fermi level | 53 | 12 | 4.455 | 0.004892 | 1803.01493,1803.07565,etc |
| temperature increase | 59 | 17 | 3.625 | 0.004738 | 1803.09606,1803.03706,etc |
| path integral | 59 | 11 | 5.5 | 0.004445 | 1803.01037,1803.06963,etc |
| edge state | 35 | 11 | 3.2 | 0.003946 | 1803.02176,1803.06331,etc |
| stationary distribution | 76 | 11 | 7.5 | 0.003875 | 1803.08458,1803.03087,etc |
| heat capacity | 58 | 15 | 4.071 | 0.003715 | 1803.02191,1803.05693,etc |
| current sheet | 82 | 13 | 6.75 | 0.00359 | 1803.00461,1803.07593,etc |
| solar wind | 129 | 20 | 6.421 | 0.003265 | 1803.11497,1803.07108,etc |
| phase boundary | 42 | 12 | 3.727 | 0.003153 | 1803.03962,1803.05488,etc |
| scale factor | 35 | 12 | 3.091 | 0.00309 | 1803.07428,1803.02436,etc |
| Dirac equation | 55 | 12 | 4.909 | 0.002987 | 1803.10313,1803.09618,etc |
| energy gap | 41 | 17 | 2.188 | 0.002947 | 1803.03156,1803.10663,etc |
| thermodynamic limit | 69 | 23 | 3.091 | 0.002939 | 1803.09067,1803.07256,etc |
| magnetic field | 1093 | 187 | 5.871 | 0.002731 | 1803.01344,1803.03522,etc |
| real number | 73 | 26 | 2.88 | 0.002635 | 1803.11234,1803.02202,etc |
| conservation law | 193 | 30 | 6.621 | 0.0025 | 1803.09872,1803.07822,etc |
| magnetic moment | 125 | 30 | 4.172 | 0.002489 | 1803.04571,1803.07148,etc |
| response function | 70 | 15 | 4.929 | 0.002459 | 1803.03528,1803.06450,etc |
| external force | 56 | 18 | 3.235 | 0.002442 | 1803.03472,1803.07822,etc |
| surface tension | 164 | 29 | 5.714 | 0.002441 | 1803.06410,1803.00522,etc |
| relaxation time | 63 | 21 | 3.1 | 0.002415 | 1803.07822,1803.07619,etc |
| temperature gradient | 54 | 14 | 4.077 | 0.002414 | 1803.00585,1803.10140,etc |
| metastable state | 88 | 24 | 3.609 | 0.00241 | 1803.09300,1803.01209,etc |
| energy resolution | 99 | 26 | 3.84 | 0.002405 | 1803.07547,1803.09394,etc |
| group velocity | 98 | 25 | 4.042 | 0.002378 | 1803.10484,1803.11498,etc |
| optical mode | 49 | 16 | 3.067 | 0.00235 | 1803.06450,1803.10484,etc |
| acoustic wave | 55 | 17 | 2.438 | 0.002319 | 1803.10077,1803.07547,etc |
| saddle point | 51 | 17 | 3.125 | 0.002311 | 1803.07594,1803.03962,etc |
| intensity profile | 28 | 12 | 2.455 | 0.002275 | 1803.06278,1803.02048,etc |
| water molecule | 55 | 13 | 4.5 | 0.002255 | 1803.04735,1803.05479,etc |
| atomic transition | 44 | 15 | 3.071 | 0.002237 | 1803.07547,1803.10598,etc |
| unit cell | 70 | 25 | 2.833 | 0.00222 | 1803.03472,1803.07503,etc |
| domain wall | 52 | 11 | 4.9 | 0.002175 | 1803.06532,1803.09914,etc |
| Lorentz force | 67 | 13 | 5.5 | 0.002165 | 1803.07547,1803.11497,etc |
| quantum gravity | 107 | 15 | 6.786 | 0.00214 | 1803.02191,1803.06532,etc |
| porous medium | 32 | 11 | 2.9 | 0.002117 | 1803.03440,1803.08695,etc |
| light pulse | 37 | 12 | 3.273 | 0.002091 | 1803.06475,1803.03188,etc |
| relative phase | 62 | 24 | 2.609 | 0.002083 | 1803.02048,1803.00121,etc |
| optical system | 45 | 13 | 3.667 | 0.002081 | 1803.06663,1803.10002,etc |
| turbulent kinetic energy | 46 | 12 | 3.909 | 0.002069 | 1803.05286,1803.05595,etc |
| system size | 126 | 41 | 2.975 | 0.002045 | 1803.03942,1803.10980,etc |
| laser pulse | 137 | 42 | 3.317 | 0.002016 | 1803.06889,1803.02325,etc |
| plasma density | 74 | 22 | 3.476 | 0.002011 | 1803.06889,1803.06278,etc |
| transition rate | 64 | 18 | 3.294 | 0.002003 | 1803.06532,1803.09360,etc |
| magnetic field strength | 71 | 26 | 2.64 | 0.001989 | 1803.06532,1803.07547,etc |
| flow rate | 46 | 17 | 2.812 | 0.001969 | 1803.04571,1803.06179,etc |
| shear rate | 79 | 14 | 6.0 | 0.001964 | 1803.02801,1803.09178,etc |
| wave vector | 74 | 36 | 2.057 | 0.00196 | 1803.03522,1803.04729,etc |
| thermal noise | 76 | 17 | 4.688 | 0.001959 | 1803.06462,1803.00585,etc |
| mutual information | 68 | 15 | 4.786 | 0.001945 | 1803.07961,1803.08622,etc |
| electromagnetic field | 147 | 54 | 2.755 | 0.001944 | 1803.09872,1803.01344,etc |
| General Relativity | 86 | 16 | 5.667 | 0.001896 | 1803.09872,1803.08090,etc |
| field equation | 67 | 12 | 6.0 | 0.001891 | 1803.09872,1803.11192,etc |
| reflection coefficient | 50 | 16 | 3.267 | 0.001872 | 1803.03529,1803.10980,etc |
| average velocity | 33 | 12 | 2.636 | 0.001866 | 1803.04717,1803.03440,etc |
| electric field | 541 | 149 | 3.642 | 0.001847 | 1803.06889,1803.03529,etc |
| electron beam | 168 | 41 | 4.175 | 0.001847 | 1803.02189,1803.06532,etc |
| field strength | 90 | 28 | 3.296 | 0.00183 | 1803.07547,1803.07108,etc |
| magnetic energy | 72 | 16 | 4.733 | 0.001803 | 1803.01344,1803.11498,etc |
| general relativity | 70 | 18 | 4.059 | 0.001792 | 1803.09872,1803.02191,etc |
| laser cooling | 42 | 11 | 4.1 | 0.001792 | 1803.07785,1803.04571,etc |
| information content | 32 | 11 | 3.0 | 0.001784 | 1803.02111,1803.00960,etc |
| spatial resolution | 99 | 43 | 2.333 | 0.001767 | 1803.10694,1803.08139,etc |
| solid surface | 36 | 12 | 3.091 | 0.001743 | 1803.03440,1803.09095,etc |
| degree distribution | 68 | 18 | 3.765 | 0.001733 | 1803.03755,1803.10572,etc |
| secondary electron | 27 | 13 | 2.167 | 0.001721 | 1803.01939,1803.08742,etc |
| resonant frequency | 54 | 23 | 2.227 | 0.001717 | 1803.06462,1803.07547,etc |
| dark energy | 49 | 14 | 3.538 | 0.001714 | 1803.06532,1803.10264,etc |
| shock wave | 57 | 17 | 3.188 | 0.001713 | 1803.02055,1803.02189,etc |
| external field | 147 | 53 | 2.808 | 0.001712 | 1803.09872,1803.04776,etc |
| average number | 90 | 33 | 2.781 | 0.001711 | 1803.06450,1803.07888,etc |
| growth rate | 158 | 35 | 4.588 | 0.001704 | 1803.07597,1803.03942,etc |
| angular dependence | 32 | 12 | 2.818 | 0.001694 | 1803.02903,1803.04952,etc |
| correlation length | 56 | 18 | 2.824 | 0.001686 | 1803.09914,1803.00071,etc |
| field gradient | 28 | 12 | 2.364 | 0.001683 | 1803.04776,1803.06532,etc |
| basis function | 105 | 34 | 3.091 | 0.001674 | 1803.00133,1803.07822,etc |
| incident angle | 55 | 19 | 2.889 | 0.001673 | 1803.04717,1803.01151,etc |
| incident wave | 43 | 16 | 2.667 | 0.001657 | 1803.03529,1803.10980,etc |
| spatial dimension | 53 | 20 | 2.737 | 0.001642 | 1803.07822,1803.05286,etc |
| electron density | 151 | 51 | 3.0 | 0.001633 | 1803.06889,1803.06278,etc |
| annihilation operator | 45 | 20 | 2.316 | 0.00163 | 1803.07785,1803.11234,etc |
| potential energy surface | 32 | 15 | 2.071 | 0.001612 | 1803.05217,1803.04776,etc |
| dispersion relation | 170 | 46 | 3.756 | 0.001608 | 1803.06889,1803.03472,etc |
| ground state | 371 | 107 | 3.481 | 0.001607 | 1803.04571,1803.06450,etc |
| objective function | 46 | 16 | 2.6 | 0.001601 | 1803.03528,1803.04493,etc |
| heat transfer | 62 | 17 | 3.812 | 0.0016 | 1803.04034,1803.09178,etc |
| Feshbach resonance | 37 | 14 | 2.692 | 0.001598 | 1803.07547,1803.08705,etc |
| single photon | 80 | 32 | 2.516 | 0.001593 | 1803.06450,1803.10484,etc |
| hydrogen atom | 31 | 12 | 2.727 | 0.001589 | 1803.04735,1803.04433,etc |
| flow pattern | 28 | 12 | 2.455 | 0.001578 | 1803.02104,1803.00417,etc |
| experimental datum | 311 | 142 | 2.199 | 0.001577 | 1803.00395,1803.00133,etc |
| gravitational wave | 33 | 11 | 3.1 | 0.001565 | 1803.08090,1803.05607,etc |
| Brownian motion | 30 | 15 | 2.071 | 0.001563 | 1803.10694,1803.04191,etc |
| Reynolds number | 160 | 46 | 3.533 | 0.001551 | 1803.01344,1803.07822,etc |
| temperature dependence | 74 | 31 | 2.433 | 0.001546 | 1803.07785,1803.00133,etc |
| kinetic model | 42 | 13 | 2.917 | 0.001544 | 1803.05286,1803.11498,etc |
|