| quantum electrodynamics | QntElcDnm | 94 | 11 | 1.184558 | 0003014,0003012,etc |
| magneto optical trap | MOT | 84 | 7 | 1.716677 | 0003091,0003075,etc |
| generalized fractional derivatives | GFD | 67 | 6 | 1.667448 | 0005069,0005010,etc |
| total electron content | TEC | 237 | 6 | 2.002528 | 0007006,0007026,etc |
| fast fourier transform | FFT | 32 | 6 | 1.501085 | 0008246,0008053,etc |
| positronium | Ps | 318 | 5 | 1.605777 | 0001024,0001058,etc |
| next linear collider | NLC | 26 | 5 | 2.001746 | 0008157,0008193,etc |
| relativistic effective core potential | RECP | 281 | 5 | 1.602938 | 0008160,0008239,etc |
| self phase modulation | SPM | 63 | 5 | 2.001329 | 0009020,0009009,etc |
| configuration interaction | CI | 29 | 4 | 1.501354 | 0001058,0001045,etc |
| russian foundation for basic research | RFBR | 7 | 4 | 1.000471 | 0004038,0004018,etc |
| line of sight | LOS | 19 | 4 | 2.001188 | 0007006,0007026,etc |
| coefficients | CC | 8 | 4 | 1.000039 | 0008046,0008045,etc |
| free electron laser | FEL | 38 | 4 | 2.002517 | 0008005,0008112,etc |
| particle in cell | PIC | 19 | 4 | 1.500314 | 0008243,0008177,etc |
| local lorentz invariance | LLI | 49 | 3 | 1.003051 | 0007063,0007062,etc |
| high energy physics | HEP | 47 | 3 | 2.007774 | 0007061,0007064,etc |
| incoherent scatter | IS | 12 | 3 | 2.000332 | 0007026,0007043,etc |
| outer core | OC | 59 | 3 | 2.000209 | 0008160,0008239,etc |
| relativistic coupled cluster | RCC | 13 | 3 | 1.000228 | 0008160,0008239,etc |
| coherent synchrotron radiation | CSR | 24 | 3 | 1.002358 | 0008112,0008114,etc |