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A method for producing aerated fuels that includes introducing a gas and a liquid fuel into a high shear device; and processing the gas and the liquid fuel in the high shear device at a shear rate of greater than about 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed i

A method for producing aerated fuels that includes introducing a gas and a liquid fuel into a high shear device; and processing the gas and the liquid fuel in the high shear device at a shear rate of greater than about 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed in the liquid fuel.

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1. A method for producing aerated fuels, comprising introducing a gas and a liquid fuel into a high shear device comprising at least two generators, each of the at least two generators comprising a rotor and a complementarily-shaped stator; andprocessing the gas and the liquid fuel in the high shear

1. A method for producing aerated fuels, comprising introducing a gas and a liquid fuel into a high shear device comprising at least two generators, each of the at least two generators comprising a rotor and a complementarily-shaped stator; andprocessing the gas and the liquid fuel in the high shear device at a shear rate of greater than 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed in the liquid fuel. 2. The method of claim 1, wherein the gas bubbles have an average diameter less than 5 μm. 3. The method of claim 2, wherein the rotor comprises a toothed surface. 4. The method of claim 2, wherein the rotor and stator are separated by a shear gap with a width of from 0.025 mm to 10.0 mm. 5. The method of claim 1, wherein said high shear device is configured to produce a localized pressure of at least 1000 MPa at the tip of the rotor. 6. The method of claim 1, wherein the emulsion of aerated fuel comprises a mixture of liquid fuel and gas greater than the upper explosive limit (UEL) of the liquid fuel. 7. The method of claim 1, wherein introducing a gas and a liquid fuel comprises pressurizing the liquid fuel to a pressure of at least 203 kPa (2 atm). 8. The method of claim 1, wherein the gas comprises at least one selected from the group consisting of air, water vapor, methanol, nitrous oxide, propane, nitromethane, oxalate, organic nitrates, acetone, kerosene, toluene, and methyl-cyclopentadienyl manganese tricarbonyl. 9. The method of claim 1 further comprising injecting the aerated fuel into an internal combustion chamber; andcombusting the aerated fuel to produce mechanical force. 10. The method of claim 9, wherein the aerated fuel comprises a stoichiometric ratio of oxidant gas and liquid fuel. 11. A method for producing aerated fuels, comprising introducing a gas and a liquid fuel into a high shear device; andprocessing the gas and the liquid fuel in the high shear device at a shear rate of greater than about 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed in the liquid fuel,wherein the high shear device comprises a rotor/stator set, and wherein the gas bubbles have an average diameter less than 5 μm, andwherein the high shear device is configured with a second rotor and a second stator disposed therein, and wherein each of the second rotor and the second stator have a toothed surface. 12. A method for producing aerated fuels, comprising introducing a gas and a liquid fuel into a high shear device comprising at least two generators, each of the at least two generators comprising a rotor and a complementarily-shaped stator;processing the gas and the liquid fuel in the high shear device at a shear rate of greater than 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed in the liquid fuel;injecting the aerated fuel into an internal combustion chamber; andcombusting the aerated fuel to produce mechanical force. 13. The method of claim 12, wherein the gas bubbles have an average diameter less than 5 μm. 14. The method of claim 13, wherein the rotor comprises a toothed surface. 15. A method for producing aerated fuels, comprising introducing a gas and a liquid fuel into a high shear device;processing the gas and the liquid fuel in the high shear device at a shear rate of greater than 20,000 s−1 to form an emulsion of aerated fuel comprising gas bubbles dispersed in the liquid fuel, wherein the high shear device comprises a rotor/stator set, and wherein the gas bubbles have an average diameter less than 5 μm;injecting the aerated fuel into an internal combustion chamber; andcombusting the aerated fuel to produce mechanical force,wherein the high shear device is configured with a second rotor and a second stator disposed therein, and wherein each of the second rotor and the second stator have a toothed surface. 16. A system for the production of aerated fuels, comprising: a high shear device configured to produce an emulsion of gas bubbles dispersed in liquid fuel, wherein the gas bubbles in the emulsion have an average bubble diameter of less than 5 μm, wherein the high shear device comprises at least two generators, each of the at least two generators comprising a rotor and a complementarily-shaped stator; andan internal combustion engine configured for the combustion of the emulsion. 17. The system of claim 16, wherein at least one of the at least two generators of the high shear device comprises a rotor and a stator separated by a minimum clearance of from 0.025 mm to 10.0 mm, and wherein the high shear device is configured to produce a localized pressure of at least 1000 MPa at the tip of the rotor. 18. The system of claim 17, wherein the rotor comprises a toothed surface. 19. The system of claim 16, wherein the high shear device is configured to produce a shear rate of greater than 20,000 s−1.