| 1 | density functional theory | DFT | 690 | 44 | 2.003087 | 2008.00079,2008.00167,etc |
| 2 | two dimensional | 2-D | 425 | 40 | 1.002324 | 2008.00121,2008.02040,etc |
| 3 | partial differential equation | PDE | 281 | 31 | 2.001921 | 2008.01493,2008.01865,etc |
| 4 | machine learning | ML | 406 | 29 | 1.003076 | 2008.01865,2008.03157,etc |
| 5 | deutsche forschungsgemeinschaft | DFG | 64 | 24 | 1.002581 | 2008.03978,2008.04616,etc |
| 6 | three dimensional | 3-D | 222 | 23 | 1.002263 | 2008.00121,2008.02029,etc |
| 7 | hartree fock | HF | 569 | 23 | 2.006293 | 2008.00167,2008.00336,etc |
| 8 | one dimensional | 1-D | 135 | 20 | 1.000968 | 2008.04280,2008.04304,etc |
| 9 | finite element method | FEM | 160 | 19 | 2.00136 | 2008.00079,2008.00366,etc |
| 10 | mean squared error | MSE | 131 | 19 | 1.001383 | 2008.00382,2008.00398,etc |
| 11 | molecular dynamics | MD | 299 | 19 | 1.001821 | 2008.01271,2008.01625,etc |
| 12 | ordinary differential equation | ODE | 118 | 19 | 1.001133 | 2008.03022,2008.03157,etc |
| 13 | particle in cell | PIC | 201 | 17 | 2.002137 | 2008.02142,2008.02920,etc |
| 14 | european research council | ERC | 20 | 15 | 1.000221 | 2008.00082,2008.00999,etc |
| 15 | monte carlo | MC | 263 | 15 | 1.002729 | 2008.02572,2008.03989,etc |
| 16 | mean absolute error | MAE | 95 | 14 | 2.000724 | 2008.00167,2008.00917,etc |
| 17 | transverse electric | TE | 131 | 13 | 2.001928 | 2008.00121,2008.00398,etc |
| 18 | convolutional neural network | CNN | 229 | 13 | 1.004534 | 2008.01242,2008.04598,etc |
| 19 | direct numerical simulations | DNS | 102 | 12 | 2.001596 | 2008.00231,2008.01025,etc |
| 20 | potential energy surface | PES | 119 | 12 | 1.001465 | 2008.03345,2008.03398,etc |
| 21 | neural network | NN | 299 | 11 | 2.003916 | 2008.00167,2008.00398,etc |
| 22 | perdew burke ernzerhof | PBE | 35 | 11 | 1.00041 | 2008.01271,2008.04198,etc |
| 23 | direct numerical simulation | DNS | 160 | 11 | 2.002705 | 2008.03535,2008.04098,etc |
| 24 | full configuration interaction | FCI | 185 | 10 | 1.003035 | 2008.00167,2008.02678,etc |
| 25 | coupled cluster | CC | 462 | 10 | 2.006814 | 2008.00336,2008.00733,etc |
| 26 | transverse magnetic | TM | 136 | 10 | 2.002261 | 2008.00398,2008.03536,etc |
| 27 | local density approximation | LDA | 134 | 10 | 2.002566 | 2008.00917,2008.01271,etc |
| 28 | field programmable gate array | FPGA | 86 | 10 | 1.001341 | 2008.01570,2008.02411,etc |
| 29 | time of flight | TOF | 60 | 10 | 1.001156 | 2008.02744,2008.05472,etc |
| 30 | coronavirus disease 2019 | COVID-19 | 179 | 10 | 2.004118 | 2008.05876,2008.08156,etc |
| 31 | nitrogen vacancy | NV | 205 | 9 | 2.006456 | 2008.00082,2008.01002,etc |
| 32 | kohn sham | KS | 289 | 9 | 2.005182 | 2008.00167,2008.04642,etc |
| 33 | random phase approximation | RPA | 223 | 9 | 2.004714 | 2008.00336,2008.02165,etc |
| 34 | finite difference time domain | FDTD | 39 | 9 | 1.000619 | 2008.00398,2008.04498,etc |
| 35 | magneto optical trap | MOT | 105 | 9 | 1.005299 | 2008.00535,2008.00541,etc |
| 36 | projector augmented wave | PAW | 36 | 9 | 1.000962 | 2008.01271,2008.09750,etc |
| 37 | strong field approximation | SFA | 36 | 9 | 2.000741 | 2008.02554,2008.06275,etc |
| 38 | large eddy simulation | LES | 109 | 9 | 1.003768 | 2008.02911,2008.04170,etc |
| 39 | department of energy | DOE | 21 | 9 | 1.000303 | 2008.03153,2008.04736,etc |
| 40 | quantum dot | QD | 335 | 9 | 2.00903 | 2008.03341,2008.04119,etc |
| 41 | spatial light modulator | SLM | 124 | 9 | 2.002905 | 2008.05267,2008.10894,etc |
| 42 | markov chain monte carlo | MCMC | 122 | 9 | 2.003185 | 2008.06556,2008.12056,etc |
| 43 | second harmonic generation | SHG | 153 | 9 | 1.003728 | 2008.07095,2008.08389,etc |
| 44 | magnetic resonance imaging | MRI | 72 | 8 | 2.001208 | 2008.00082,2008.02091,etc |
| 45 | japan society for the promotion of science | JSPS | 15 | 8 | 1.000216 | 2008.00243,2008.02572,etc |
| 46 | scanning electron microscope | SEM | 97 | 8 | 2.002304 | 2008.00621,2008.01303,etc |
| 47 | computational fluid dynamics | CFD | 33 | 8 | 2.00057 | 2008.02503,2008.03957,etc |
| 48 | region of interest | ROI | 72 | 8 | 1.001488 | 2008.04972,2008.08322,etc |
| 49 | simulated annealing | SA | 68 | 8 | 1.00262 | 2008.07936,2008.10894,etc |
| 50 | world health organization | WHO | 11 | 8 | 1.000165 | 2008.08152,2008.10354,etc |
| 51 | transition metal dichalcogenide | TMD | 108 | 8 | 2.001883 | 2008.08887,2008.11357,etc |
| 52 | variational monte carlo | VMC | 120 | 7 | 2.002434 | 2008.00220,2008.00269,etc |
| 53 | quantum monte carlo | QMC | 68 | 7 | 1.001099 | 2008.00269,2008.02165,etc |
| 54 | time dependent density functional theory | TDDFT | 88 | 7 | 2.003827 | 2008.00917,2008.03226,etc |
| 55 | acousto optic modulator | AOM | 16 | 7 | 1.000459 | 2008.01104,2008.06470,etc |
| 56 | printed circuit board | PCB | 34 | 7 | 1.001325 | 2008.01131,2008.02469,etc |
| 57 | graphics processing unit | GPU | 116 | 7 | 1.002991 | 2008.01242,2008.04736,etc |
| 58 | indium tin oxide | ITO | 39 | 7 | 1.001774 | 2008.01303,2008.09456,etc |
| 59 | optical parametric amplifier | OPA | 55 | 7 | 2.004775 | 2008.01625,2008.10243,etc |
| 60 | silicon on insulator | SOI | 32 | 7 | 2.001512 | 2008.02411,2008.02552,etc |
| 61 | long short term memory | LSTM | 85 | 7 | 1.00216 | 2008.03157,2008.06530,etc |
| 62 | generalized gradient approximation | GGA | 37 | 7 | 1.001775 | 2008.04198,2008.05820,etc |
| 63 | severe acute respiratory syndrome coronavirus 2 | SARS-CoV-2 | 34 | 7 | 1.000947 | 2008.05876,2008.08156,etc |
| 64 | application programming interface | API | 15 | 7 | 1.000423 | 2008.05883,2008.07031,etc |
| 65 | configuration interaction | CI | 195 | 6 | 2.004675 | 2008.00336,2008.00552,etc |
| 66 | minimum ionizing particle | MIP | 37 | 6 | 1.00102 | 2008.00338,2008.05371,etc |
| 67 | silicon photomultiplier | SiPM | 94 | 6 | 2.001748 | 2008.00338,2008.00939,etc |
| 68 | complementary metal oxide semiconductor | CMOS | 25 | 6 | 1.000659 | 2008.00398,2008.02411,etc |
| 69 | deep learning | DL | 25 | 6 | 1.001019 | 2008.00398,2008.05223,etc |
| 70 | whispering gallery mode | WGM | 42 | 6 | 2.000533 | 2008.00621,2008.00884,etc |
| 71 | density of states | DOS | 35 | 6 | 1.000429 | 2008.00917,2008.03189,etc |
| 72 | path integral monte carlo | PIMC | 102 | 6 | 2.001914 | 2008.01271,2008.02165,etc |
| 73 | hexagonal boron nitride | hBN | 246 | 6 | 1.009757 | 2008.01303,2008.04144,etc |
| 74 | gaussian process | GP | 229 | 6 | 2.003777 | 2008.02000,2008.06556,etc |
| 75 | numerical aperture | NA | 35 | 6 | 1.001031 | 2008.02376,2008.03250,etc |
| 76 | lattice boltzmann method | LBM | 50 | 6 | 1.004057 | 2008.02536,2008.03074,etc |
| 77 | degrees of freedom | DOF | 37 | 6 | 1.000647 | 2008.02657,2008.04598,etc |
| 78 | reduced order model | ROM | 241 | 6 | 2.003432 | 2008.03157,2008.05986,etc |
| 79 | proper orthogonal decomposition | POD | 209 | 6 | 2.003258 | 2008.03157,2008.03783,etc |
| 80 | supplementary information | SI | 33 | 6 | 1.000295 | 2008.04414,2008.00296,etc |
| 81 | stochastic gradient descent | SGD | 35 | 6 | 1.000739 | 2008.04598,2008.06415,etc |
| 82 | rotating wave approximation | RWA | 54 | 6 | 2.001888 | 2008.05081,2008.05082,etc |
| 83 | natural sciences and engineering research council of canada | NSERC | 6 | 6 | 1.000039 | 2008.05082,2008.09663,etc |
| 84 | deep neural network | DNN | 122 | 6 | 1.005173 | 2008.06334,2008.06731,etc |
| 85 | recurrent neural networks | RNN | 168 | 6 | 2.004204 | 2008.06530,2008.07229,etc |
| 86 | high performance computing | HPC | 31 | 6 | 1.001848 | 2008.08462,2008.08483,etc |
| 87 | computer generated holography | CGH | 19 | 6 | 1.000687 | 2008.10894,2008.11065,etc |
| 88 | direct search | DS | 62 | 6 | 1.002623 | 2008.10894,2008.11067,etc |
| 89 | bose einstein condensate | BEC | 72 | 6 | 2.00103 | 2008.00475,2008.00527,etc |
| 90 | electromagnetically induced transparency | EIT | 38 | 5 | 2.001392 | 2008.00035,2008.05267,etc |
| 91 | optically detected magnetic resonance | ODMR | 37 | 5 | 1.002273 | 2008.00082,2008.01002,etc |
| 92 | positron emission tomography | PET | 198 | 5 | 1.007708 | 2008.00082,2008.09755,etc |
| 93 | epsilon near zero | ENZ | 75 | 5 | 2.001453 | 2008.00121,2008.01303,etc |
| 94 | complete active space | CAS | 27 | 5 | 1.000894 | 2008.00220,2008.10088,etc |
| 95 | scanning electron microscopy | SEM | 37 | 5 | 2.002084 | 2008.00303,2008.01844,etc |
| 96 | navier stokes | NS | 21 | 5 | 2.000292 | 2008.00350,2008.02536,etc |
| 97 | free spectral range | FSR | 12 | 5 | 1.000333 | 2008.00398,2008.00621,etc |
| 98 | volume of fluid | VOF | 26 | 5 | 1.000418 | 2008.00633,2008.03246,etc |
| 99 | chemical vapor deposition | CVD | 40 | 5 | 1.00216 | 2008.01002,2008.04144,etc |
| 100 | liquid argon time projection chamber | LArTPC | 28 | 5 | 2.000538 | 2008.01242,2008.05371,etc |
|