| Acronym | Meaning |
| PWRI | Public Works Research Institute (Japan) |
| ENSDF | Evaluated Nuclear Structure Data File |
| CHP | Combined Heat Power |
| LAOS | Large Amplitude Oscillatory Shear |
| AIPLA | American Intellectual Property Law Assocn. |
| RNR | Ribonucleotide Reductase |
| PMP2 | (spin) Projected Moeller-Plesset Second-order (perturbation Theory) |
| EBOM | Effective Bond-orbital Method |
| CAI | Compression After Impact |
| SRCI | Single-reference Configuration Interaction |