# Energy density Extended Reference Table

This is an extended version of the energy density table from the main Energy density page:
Energy densities table :
| Storage type | Specific energy (MJ/kg) | Energy density (MJ/L) | Peak recovery efficiency % | Practical recovery efficiency % |
| Arbitrary Antimatter | 89,875,517,874 | depends on density | | |
| Deuterium–tritium fusion | 576,000,000 | | | |
| Uranium-235 fissile isotope | 144,000,000 | 1,500,000,000 | | |
| Natural uranium (99.3% U-238, 0.7% U-235) in fast breeder reactor | 86,000,000 | | | |
| Reactor-grade uranium (3.5% U-235) in light-water reactor | 3,456,000 | | | 35% |
| Pu-238 α-decay | 2,200,000 | | | |
| Hf-178m2 isomer | 1,326,000 | 17,649,060 | | |
| Natural uranium (0.7% U235) in light-water reactor | 443,000 | | | 35% |
| Ta-180m isomer | 41,340 | 689,964 | | |
| Metallic hydrogen (recombination energy) | 216 | | | |
| Specific orbital energy of Low Earth orbit (approximate) | 33.0 | | | |
| Beryllium + Oxygen | 23.9 | | | |
| Lithium + Fluorine | 23.75 | | | |
| Octaazacubane potential explosive | 22.9 | | | |
| Hydrogen + Oxygen | 13.4 | | | |
| Gasoline + Oxygen –> Derived from Gasoline | 13.3 | | | |
| Dinitroacetylene explosive - computed | 9.8 | | | |
| Octanitrocubane explosive | 8.5 | 16.9 | | |
| Tetranitrotetrahedrane explosive - computed | 8.3 | | | |
| Heptanitrocubane explosive - computed | 8.2 | | | |
| Sodium (reacted with chlorine) | 7.0349 | | | |
| Hexanitrobenzene explosive | 7 | | | |
| Tetranitrocubane explosive - computed | 6.95 | | | |
| Ammonal (Al+NH$_4$NO$_3$ oxidizer) | 6.9 | 12.7 | | |
| Tetranitromethane + hydrazine bipropellant - computed | 6.6 | | | |
| Nitroglycerin | 6.38 | 10.2 | | |
| ANFO-ANNM | 6.26 | | | |
| battery, Lithium–air | 6.12 | | | |
| Octogen (HMX) | 5.7 | 10.8 | | |
| TNT | 4.610 | 6.92 | | |
| Copper Thermite (Al + CuO as oxidizer) | 4.13 | 20.9 | | |
| Thermite (powder Al + Fe$_2$O$_3$ as oxidizer) | 4.00 | 18.4 | | |
| Hydrogen peroxide decomposition (as monopropellant) | 2.7 | 3.8 | | |
| battery, Lithium-ion nanowire | 2.54 | 29 | | 95% |
| battery, Lithium Thionyl Chloride (LiSOCl2) | 2.5 | | | |
| Water 220.64 bar, 373.8 °C | 1.968 | 0.708 | | |
| Kinetic energy penetrator | 1.9 | 30 | | |
| battery, Lithium–Sulfur | 1.80 | 1.26 | | |
| battery, Fluoride-ion | 1.7 | 2.8 | | |
| battery, Hydrogen closed cycle H fuel cell | 1.62 | | | |
| Hydrazine decomposition (as monopropellant) | 1.6 | 1.6 | | |
| Ammonium nitrate decomposition (as monopropellant) | 1.4 | 2.5 | | |
| Thermal Energy Capacity of Molten Salt | 1 | | | 98% |
| Molecular spring approximate | 1 | | | |
| battery, Lithium–Manganese | 0.83-1.01 | 1.98-2.09 | | |
| battery, Sodium–Sulfur | 0.72 | 1.23 | | 85% |
| battery, Lithium-ion | 0.46-0.72 | 0.83-3.6 | | 95% |
| battery, Sodium–Nickel Chloride, High Temperature | 0.56 | | | |
| battery, Zinc–manganese (alkaline), long life design | 0.4-0.59 | 1.15-1.43 | | |
| battery, Silver-oxide | 0.47 | 1.8 | | |
| Flywheel | 0.36-0.5 | | | |
| 5.56 × 45 mm NATO bullet muzzle energy density | 0.4 | 3.2 | | |
| battery, Nickel–metal hydride (NiMH), low power design as used in consumer batteries | 0.4 | 1.55 | | |
| Liquid Nitrogen | 0.349 | | | |
| Water – Enthalpy of Fusion | 0.334 | 0.334 | | |
| battery, Zinc–Bromine flow (ZnBr) | 0.27 | | | |
| battery, Nickel–metal hydride (NiMH), High-Power design as used in cars | 0.250 | 0.493 | | |
| battery, Nickel–Cadmium (NiCd) | 0.14 | 1.08 | | 80% |
| battery, Zinc–Carbon | 0.13 | 0.331 | | |
| battery, Lead–acid | 0.14 | 0.36 | | |
| battery, Vanadium redox | 0.09 | 0.1188 | | 7070-75% |
| battery, Vanadium–Bromide redox | 0.18 | 0.252 | | 80%–90% |
| Capacitor Ultracapacitor | 0.0199 | 0.050 | | |
| Capacitor Supercapacitor | 0.01 | | 80%–98.5% | 39%–70% |
| Superconducting magnetic energy storage | 0 | 0.008 | | >95% |
| Capacitor | 0.002 | | | |
| Neodymium magnet | | 0.003 | | |
| Ferrite magnet | | 0.0003 | | |
| Spring power (clock spring), torsion spring | 0.0003 | 0.0006 | | |
| Storage type | Energy density by mass (MJ/kg) | Energy density by volume (MJ/L) | Peak recovery efficiency % | Practical recovery efficiency % |