| constant | symbol | value [cgs] [1] |
| charge | q | −4.8032 × 10−10 |
| outer shell charge for DCDM sphere | q+ | 7.507 × 10−8 |
| central core charge for DCDM sphere | q− | −7.555 × 10−8 |
| classical electron radius | R | 2.82 × 10−13 |
| radius of DCDM sphere | Rq | 3.711 × 10−13 |
| mass | m | 9.1094 × 10−28 |
| spin angular momentum | S | 9.1329 × 10−28 |
| magnetic dipole moment | M | −9.284764 × 10−21 |
| fine structure constant inverse | 1/α | 137.0360 [2] |
| speed of light | c | 2.99792458 × 1010 |