| CET | COM Energy Technologies Inc. Amerikanisches Unternehmen in Marlborough, Massachusetts |
| DoE | US Department Of Energy Washington, D.C., http://www.energy.gov |
| ED | Energy Dispersion |
| IED | Ion Energy Distribution |
| BE | Binding Energy |
| MEG | Modified Energy Gap |
| ZPE | Zero-Point Energy |
| LET | Low-Energy Temperature |
| KER | Kinetic Energy Release |
| NEI | Nuclear Energy Institute |
| ELS | Energy Loss Spectroscopy |
| ETE | Electronic Transition Energy |
| NES | National Energy Strategy |
| ESN | Energy Sciences Network |
| PED | Potential Energy Distribution |
| ESA | Energy Sudden Approximation |
| EMS | Energy Management System |
| NED | Normal Energy Distribution |
| FET | Foerster Energy Transfer |
| LEX | Low-Energy X-ray spectral analysis |
| LET | Linear Energy Transfer |
| LEPS | Low-Energy Photon Spectroscopy |
| MEC | Minimum Energy Conformer |
| IHEM | In-House Energy Management |
| IEA | International Energy Agency Paris, http://www.iea.org |
| MEP | Minimum-Energy Path |
| HEP | High Energy Physics |
| HEL | High-Energy Laser |
| GSE | Ground-State Energy |
| FIED | Field Ion Energy Distribution |
| EEA | European Energy Association |
| EDX | Energy-Dispersive X-ray Spectroscopy |
| EDS | Energy-Dispersive Spectroscopy |
| TRE | Thermochemical Resonance Energy |
| CAPE | Convective Available Potential Energy |
| TRE | Topological Resonance Energy |
| VDE | Vertical Detachment Energy |
| VET | Vibrational Energy Transfer |
| WEC | World Energy Council London, http://www.worldenergy.org |
| ECE | Electron Correlation Energy |
| AIE | Australian Instititute of Energy |
| XED | X-ray Energy Dispersive diffractometer |
| ZPVE | Zero-Point Vibrational Energy |
| RET | Rotational Energy Transfer |
| CLEO | Classified Energy Online |
| REM | Restrained Energy Minimization |
| EDF | Energy-Density Fluctuation |
| EDD | Energy Distribution Difference |
| PEF | Potential Energy Function |
| EDC | Energy Distribution Curves |