| 1 | density functional theory | DFT | 602 | 42 | 2.002537 | 2001.00972,2001.01488,etc |
| 2 | two dimensional | 2D | 410 | 40 | 2.00479 | 2001.00067,2001.00237,etc |
| 3 | three dimensional | 3D | 312 | 28 | 2.002313 | 2001.00237,2001.01260,etc |
| 4 | one dimensional | 1D | 225 | 28 | 2.001106 | 2001.00433,2001.01901,etc |
| 5 | full width at half maximum | FWHM | 71 | 27 | 1.000531 | 2001.00777,2001.00839,etc |
| 6 | machine learning | ML | 214 | 18 | 2.002316 | 2001.02464,2001.05461,etc |
| 7 | deutsche forschungsgemeinschaft | DFG | 21 | 17 | 1.000125 | 2001.02590,2001.03489,etc |
| 8 | particle in cell | PIC | 160 | 15 | 2.003362 | 2001.00957,2001.02170,etc |
| 9 | direct numerical simulation | DNS | 106 | 14 | 2.00177 | 2001.01260,2001.01638,etc |
| 10 | signal to noise ratio | SNR | 82 | 14 | 1.001704 | 2001.05043,2001.05542,etc |
| 11 | photoluminescence | PL | 192 | 13 | 2.002568 | 2001.00839,2001.02136,etc |
| 12 | root mean square error | RMSE | 86 | 13 | 2.001163 | 2001.00972,2001.01214,etc |
| 13 | magnetohydrodynamic | MHD | 484 | 13 | 2.002432 | 2001.04655,2001.08239,etc |
| 14 | european research council | ERC | 20 | 12 | 1.000349 | 2001.00988,2001.01709,etc |
| 15 | radio frequency | RF | 68 | 12 | 1.00074 | 2001.01341,2001.01470,etc |
| 16 | bose einstein condensate | BEC | 146 | 12 | 2.003174 | 2001.01616,2001.05206,etc |
| 17 | convolutional neural network | CNN | 208 | 12 | 1.002257 | 2001.02464,2001.04646,etc |
| 18 | molecular dynamics | MD | 191 | 11 | 1.003133 | 2001.00972,2001.03373,etc |
| 19 | monte carlo | MC | 84 | 11 | 1.000833 | 2001.00972,2001.01335,etc |
| 20 | neural network | NN | 396 | 11 | 2.004094 | 2001.00972,2001.01678,etc |
| 21 | field of view | FoV | 129 | 11 | 2.002525 | 2001.02248,2001.06284,etc |
| 22 | magneto optical trap | MOT | 313 | 11 | 2.006763 | 2001.02317,2001.05210,etc |
| 23 | probability density function | PDF | 75 | 11 | 1.001108 | 2001.02427,2001.03163,etc |
| 24 | partial differential equation | PDE | 133 | 11 | 1.003184 | 2001.03446,2001.04765,etc |
| 25 | density of states | DOS | 150 | 11 | 2.005388 | 2001.03975,2001.04927,etc |
| 26 | root mean square | RMS | 32 | 10 | 2.000634 | 2001.00237,2001.02821,etc |
| 27 | perdew burke ernzerhof | PBE | 97 | 10 | 1.004105 | 2001.00247,2001.03263,etc |
| 28 | spatial light modulator | SLM | 82 | 10 | 1.001971 | 2001.01991,2001.05561,etc |
| 29 | singular value decomposition | SVD | 40 | 10 | 2.000385 | 2001.02785,2001.03163,etc |
| 30 | finite element method | FEM | 79 | 10 | 1.001751 | 2001.02904,2001.03127,etc |
| 31 | equation of state | EoS | 155 | 10 | 2.004845 | 2001.04820,2001.06299,etc |
| 32 | mean squared error | MSE | 49 | 9 | 2.001104 | 2001.00111,2001.03163,etc |
| 33 | principal component analysis | PCA | 60 | 9 | 1.002244 | 2001.01678,2001.01971,etc |
| 34 | second harmonic generation | SHG | 133 | 9 | 2.004949 | 2001.01784,2001.02210,etc |
| 35 | power spectral density | PSD | 53 | 9 | 2.000891 | 2001.02248,2001.02576,etc |
| 36 | large hadron collider | LHC | 50 | 9 | 2.001024 | 2001.03042,2001.05486,etc |
| 37 | infrared | IR | 92 | 8 | 2.000981 | 2001.00101,2001.02664,etc |
| 38 | figure of merit | FOM | 82 | 8 | 2.001551 | 2001.00867,2001.00872,etc |
| 39 | continuous wave | CW | 35 | 8 | 2.00128 | 2001.01386,2001.05206,etc |
| 40 | time of flight | TOF | 68 | 8 | 1.002322 | 2001.01470,2001.02965,etc |
| 41 | generalized gradient approximation | GGA | 24 | 8 | 1.000721 | 2001.01488,2001.03263,etc |
| 42 | time projection chamber | TPC | 97 | 8 | 1.001645 | 2001.01540,2001.02453,etc |
| 43 | zero phonon line | ZPL | 73 | 8 | 1.002069 | 2001.02136,2001.05069,etc |
| 44 | rectified linear unit | ReLU | 16 | 8 | 1.000122 | 2001.02464,2001.08291,etc |
| 45 | scanning electron microscopy | SEM | 20 | 8 | 1.000196 | 2001.03058,2001.05792,etc |
| 46 | national science foundation | NSF | 10 | 8 | 1.000255 | 2001.03804,2001.03964,etc |
| 47 | scanning electron microscope | SEM | 16 | 8 | 1.000124 | 2001.04596,2001.05069,etc |
| 48 | numerical aperture | NA | 38 | 8 | 2.001025 | 2001.05069,2001.06142,etc |
| 49 | interstellar medium | ISM | 26 | 8 | 1.000154 | 2001.00717,2001.00868,etc |
| 50 | standard model | SM | 37 | 7 | 2.001032 | 2001.00101,2001.01209,etc |
| 51 | mean absolute error | MAE | 57 | 7 | 1.001098 | 2001.00416,2001.07261,etc |
| 52 | quantum electrodynamics | QED | 125 | 7 | 1.003774 | 2001.00957,2001.01750,etc |
| 53 | potential energy surface | PES | 172 | 7 | 2.003129 | 2001.00972,2001.03373,etc |
| 54 | markov chain monte carlo | MCMC | 30 | 7 | 1.000421 | 2001.00995,2001.03466,etc |
| 55 | weakly interacting massive particle | WIMP | 53 | 7 | 1.000732 | 2001.01209,2001.01476,etc |
| 56 | probability distribution function | PDF | 98 | 7 | 1.003607 | 2001.01260,2001.02724,etc |
| 57 | degrees of freedom | DOF | 62 | 7 | 2.00118 | 2001.01570,2001.09976,etc |
| 58 | silicon on insulator | SOI | 19 | 7 | 1.001198 | 2001.02136,2001.05100,etc |
| 59 | fast fourier transform | FFT | 17 | 7 | 1.000346 | 2001.02765,2001.10411,etc |
| 60 | acousto optic modulator | AOM | 45 | 7 | 2.00199 | 2001.04455,2001.05712,etc |
| 61 | electron beam lithography | EBL | 13 | 7 | 1.000312 | 2001.05069,2001.06142,etc |
| 62 | free spectral range | FSR | 33 | 7 | 1.000752 | 2001.05100,2001.05479,etc |
| 63 | computational fluid dynamics | CFD | 43 | 7 | 1.001065 | 2001.05234,2001.05542,etc |
| 64 | complete basis set | CBS | 61 | 6 | 2.002839 | 2001.00107,2001.03678,etc |
| 65 | deep neural network | DNN | 74 | 6 | 2.002096 | 2001.00111,2001.01678,etc |
| 66 | full width half maximum | FWHM | 9 | 6 | 1.000096 | 2001.00237,2001.05100,etc |
| 67 | inertial confinement fusion | ICF | 19 | 6 | 1.000223 | 2001.00535,2001.02599,etc |
| 68 | molecular orbital | MO | 58 | 6 | 1.001128 | 2001.00793,2001.04890,etc |
| 69 | electromagnetic | EM | 99 | 6 | 1.005316 | 2001.00957,2001.03247,etc |
| 70 | hartree fock | HF | 89 | 6 | 2.003334 | 2001.01907,2001.06364,etc |
| 71 | proper orthogonal decomposition | POD | 164 | 6 | 1.005423 | 2001.01971,2001.03469,etc |
| 72 | magnetohydrodynamics | MHD | 85 | 6 | 1.002051 | 2001.02170,2001.05750,etc |
| 73 | silicon nitride | SiN | 44 | 6 | 2.000645 | 2001.02554,2001.06335,etc |
| 74 | coronal mass ejection | CME | 314 | 6 | 2.009798 | 2001.04655,2001.00868,etc |
| 75 | finite difference time domain | FDTD | 17 | 6 | 1.000695 | 2001.04771,2001.06226,etc |
| 76 | density matrix renormalization group | DMRG | 143 | 6 | 1.006435 | 2001.04890,2001.04903,etc |
| 77 | generative adversarial network | GAN | 55 | 6 | 2.001645 | 2001.05486,2001.01438,etc |
| 78 | defense advanced research projects agency | DARPA | 6 | 6 | 1.000098 | 2001.05542,2001.05646,etc |
| 79 | orbital angular momentum | OAM | 142 | 6 | 2.005666 | 2001.06115,2001.06245,etc |
| 80 | root mean squared error | RMSE | 43 | 6 | 2.000793 | 2001.06413,2001.06414,etc |
| 81 | vector network analyzer | VNA | 27 | 6 | 1.000543 | 2001.09509,2001.09774,etc |
| 82 | local density approximation | LDA | 49 | 6 | 2.00176 | 2001.01851,2001.02057,etc |
| 83 | spin orbit coupling | SOC | 34 | 6 | 1.001243 | 2001.01959,2001.02057,etc |
| 84 | projector augmented wave | PAW | 6 | 5 | 1.000036 | 2001.00247,2001.03226,etc |
| 85 | antiferromagnetic | AFM | 182 | 5 | 2.003353 | 2001.00247,2001.02821,etc |
| 86 | coupled cluster | CC | 231 | 5 | 2.007652 | 2001.00416,2001.03226,etc |
| 87 | half wave plate | HWP | 6 | 5 | 1.000243 | 2001.00422,2001.05698,etc |
| 88 | atomic force microscopy | AFM | 130 | 5 | 2.005417 | 2001.00433,2001.00848,etc |
| 89 | artificial neural network | ANN | 110 | 5 | 2.003279 | 2001.00537,2001.02464,etc |
| 90 | infra red | IR | 20 | 5 | 2.000732 | 2001.00839,2001.02726,etc |
| 91 | large eddy simulation | LES | 117 | 5 | 1.007206 | 2001.01020,2001.02427,etc |
| 92 | ordinary differential equation | ODE | 37 | 5 | 1.000857 | 2001.01020,2001.04765,etc |
| 93 | photonic crystal | PC | 128 | 5 | 2.006071 | 2001.01165,2001.05038,etc |
| 94 | charge coupled device | CCD | 107 | 5 | 1.009514 | 2001.01209,2001.01476,etc |
| 95 | point spread function | PSF | 20 | 5 | 1.001408 | 2001.01209,2001.02248,etc |
| 96 | surface plasmon polariton | SPP | 82 | 5 | 2.006151 | 2001.01341,2001.03975,etc |
| 97 | discontinuous galerkin | DG | 44 | 5 | 2.000498 | 2001.01570,2001.04376,etc |
| 98 | extreme ultraviolet | EUV | 43 | 5 | 2.001239 | 2001.01648,2001.07548,etc |
| 99 | stochastic gradient descent | SGD | 67 | 5 | 1.004699 | 2001.01678,2001.05542,etc |
| 100 | adaptive mesh refinement | AMR | 72 | 5 | 1.003556 | 2001.02072,2001.02327,etc |
|