A method, apparatus, and system for mitigating undesired effects of a vehicle traveling at a speed greater than a critical Mach number for the vehicle. Ultraviolet energy is generated using a plurality of ultraviolet energy sources associated with an interior structure of the vehicle that travels at
A method, apparatus, and system for mitigating undesired effects of a vehicle traveling at a speed greater than a critical Mach number for the vehicle. Ultraviolet energy is generated using a plurality of ultraviolet energy sources associated with an interior structure of the vehicle that travels at the speed greater than the critical Mach number for the vehicle. The ultraviolet energy is transported from the plurality of ultraviolet energy sources past an exterior of the vehicle around a selected location of the vehicle. A plasma is created around the selected location to mitigate the undesired effects of the vehicle traveling at the speed greater than the critical Mach number for the vehicle.
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1. An apparatus comprising: a plurality of ultraviolet energy sources associated with an interior structure of a vehicle that can travel at a speed greater than a critical Mach number for the vehicle; anda plurality of light pipes that are coupled to the plurality of ultraviolet energy sources and t
1. An apparatus comprising: a plurality of ultraviolet energy sources associated with an interior structure of a vehicle that can travel at a speed greater than a critical Mach number for the vehicle; anda plurality of light pipes that are coupled to the plurality of ultraviolet energy sources and that transport ultraviolet energy from the plurality of ultraviolet energy sources past an exterior of the vehicle around a selected location of the vehicle to create a plasma around the selected location. 2. The apparatus of claim 1, wherein the plasma changes a viscosity of air around the selected location to mitigate shock effects created when the vehicle travels at the speed greater than the critical Mach number for the vehicle. 3. The apparatus of claim 1, wherein the plasma comprises electrically charged ions that reduce a viscosity of air around the selected location, thereby causing the air to be repulsed from a surface of the vehicle. 4. The apparatus of claim 1, wherein the plasma comprises electrically charged ions that add energy to air inside a boundary layer around the selected location, which helps maintain attachment of the boundary layer to the vehicle around the selected location. 5. The apparatus of claim 1, wherein the plasma changes a viscosity of air around the selected location to reduce drag when the vehicle travels at the speed greater than the critical Mach number for the vehicle. 6. The apparatus of claim 1, wherein the plasma changes a viscosity of air around the selected location to reduce undesired heating of the vehicle when the vehicle travels at the speed greater than the critical Mach number for the vehicle. 7. The apparatus of claim 1, wherein the plasma protects the selected location from directed energy strikes. 8. The apparatus of claim 1, wherein an ultraviolet energy source in the plurality of ultraviolet energy sources is selected from one of a light emitting diode or a laser device. 9. The apparatus of claim 1, wherein the ultraviolet energy has a wavelength that is less than about 300 nanometers. 10. The apparatus of claim 1, wherein the ultraviolet energy is selected from one of far ultraviolet energy and middle ultraviolet energy. 11. The apparatus of claim 1 further comprising: a protective coating on the exterior of the vehicle, wherein the protective coating is transparent to the ultraviolet energy. 12. The apparatus of claim 1, wherein the selected location is on a leading edge of a control surface of the vehicle. 13. The apparatus of claim 1, wherein the selected location is on one of a wing, a nose section, a control surface, a horizontal stabilizer, a vertical stabilizer, a turret, or a body of the vehicle. 14. The apparatus of claim 1, wherein the vehicle is one of a transonic vehicle, a supersonic vehicle, and a hypersonic vehicle. 15. A plasma generation system comprising: a plurality of ultraviolet energy sources associated with an interior structure of a supersonic vehicle; anda plurality of light pipes that are coupled to the plurality of ultraviolet energy sources and an exterior of the supersonic vehicle and that transport ultraviolet energy from the plurality of ultraviolet energy sources past the exterior of the supersonic vehicle around a selected location of the supersonic vehicle to create a plasma around the selected location. 16. The plasma generation system of claim 15, wherein the plurality of light pipes comprises: a light pipe that is coupled to a corresponding ultraviolet energy source in the plurality of ultraviolet energy sources to transport the ultraviolet energy from the corresponding ultraviolet energy source past the exterior of the supersonic vehicle around the selected location. 17. The plasma generation system of claim 15, wherein the plasma reduces a viscosity of air around the selected location to at least one of mitigate shock effects, reduce draft, or reduce undesired heating of the supersonic vehicle when the supersonic vehicle travels at a speed greater than a critical Mach number for the vehicle. 18. A method for mitigating undesired effects of a vehicle traveling at a speed greater than a critical Mach number for the vehicle, wherein the vehicle comprises a plurality of ultraviolet energy sources associated with an interior structure of the vehicle that can travel at a speed greater than a critical Mach number for the vehicle, and wherein the vehicle further comprises a plurality of light pipes that are coupled to the plurality of ultraviolet energy sources and that transport ultraviolet energy from the plurality of ultraviolet energy sources past an exterior of the vehicle around a selected location of the vehicle to create a plasma around the selected location, the method comprising: generating ultraviolet energy using the plurality of ultraviolet energy sources associated with the interior structure of the vehicle that travels at the speed greater than the critical Mach number for the vehicle;transporting the ultraviolet energy from the plurality of ultraviolet energy sources through the plurality of light pipes and past the exterior of the vehicle around the selected location of the vehicle; andcreating the plasma around the selected location to mitigate the undesired effects of the vehicle traveling at the speed greater than the critical Mach number for the vehicle. 19. The method of claim 18, wherein creating the plasma comprises: creating the plasma around the selected location such that a viscosity of air around the selected location changes to thereby mitigate shock effects created when the vehicle travels at the speed greater than the critical Mach number for the vehicle. 20. The method of claim 18, wherein creating the plasma comprises: creating the plasma around the selected location such that a viscosity of air around the selected location changes to thereby reduce drag and undesired heating of the vehicle when the vehicle travels at the speed greater than the critical Mach number for the vehicle. 21. The method of claim 18, wherein creating the plasma comprises: creating the plasma to protect the selected location from a directed energy strike. 22. The method of claim 18, wherein generating the ultraviolet energy comprises: generating the ultraviolet energy having a wavelength that is less than about 300 nanometers.
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