Management of heat conduction using phonononic regions formed with void nanostructures

Abstract

A gas turbine engine component formed of material having phononic regions. The phononic regions are formed of void nanostructures. The phononic regions modify the behavior of the phonons and manage heat conduction.

1 - 18 . (canceled) 
     
     
         19 . A gas turbine engine component comprising:
 a first region of a first material; and   a phononic region comprising void nanostrcutures within the first material;   wherein phononic transmittal of phonons through the first material forms a first phononic wave having the phonons; and   wherein, upon transmittal of the first phononic wave to the phononic region, the phononic region is configured to modify a behavior of the phonons of the first phononic wave.   
     
     
         20 . The gas turbine engine component of  claim 19 , wherein the first phononic wave has a first property, wherein the phononic region is configured to the behavior of the phonons of the first phononic wave to form a second phononic wave having a second property different than the first property of the first phononic wave. 
     
     
         21 . The gas turbine engine component of  claim 20 , wherein the first property and the second property are frequency. 
     
     
         22 . The gas turbine engine component of  claim 20 , wherein the first property and the second property are modes of propagation. 
     
     
         23 . The gas turbine engine component of  claim 19 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave change direction of propagation. 
     
     
         24 . The gas turbine engine component of  claim 19 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave scatter. 
     
     
         25 . The gas turbine engine component of  claim 19 , wherein the phononic region modifies the behavior of the phonons of the first phononic wave so that the phonons of the first phononic wave are reflected, refracted, or dissipated. 
     
     
         26 . The gas turbine engine component of  claim 19 , wherein the phononic region is selected from the group consisting of a void sphere, a nanovoid divot, and void channel. 
     
     
         27 . The gas turbine engine component of  claim 26 , wherein the void nanostructures comprise void spheres having a diameter of from 5-1000 nm. 
     
     
         28 . The gas turbine component of  claim 27 , wherein the void spheres are formed in rows within the first material. 
     
     
         29 . The gas turbine engine component of  claim 26 , wherein the void nanostructures comprises void columns having a diameter of from 5-1000 nm. 
     
     
         30 . A method for controlling heat conduction in a gas turbine engine comprising:
 forming a phononic region within a first region of a first material of a gas turbine engine component, wherein the phononic region comprises void nanostructures;   transmitting phonons through the first material to form a first phononic wave having the phonons;   transmitting the first phononic wave to the phononic region, and   modifying a behavior of the phonons of the first phononic wave in the phononic region to manage heat conduction.   
     
     
         31 . The method of  claim 30 , wherein the first phononic wave has a first property, wherein the phononic region modifies the behavior of the phonons of the first phononic wave to form a second phononic wave having a second property different than the first property of the first phononic wave. 
     
     
         32 . The method of  claim 30 , wherein the first property and the second property are frequency or modes of propagation. 
     
     
         33 . The method of  claim 30 , wherein the modified behavior of the phonons of the first phononic wave is a changed direction of propagation of the phonons of the first phononic wave. 
     
     
         34 . The method of  claim 30 , wherein the modified behavior of the phonons of the first phononic wave is at least one of scattering, reflection, refraction, or dissipation of the phonons of the first phononic wave. 
     
     
         35 . The method of  claim 30 , wherein the phononic region is selected from the group consisting of a void sphere, a nanovoid divot, and void channel. 
     
     
         36 . The method of  claim 35 , wherein the void nanostructures comprise void spheres having a diameter of from 5-1000 nm. 
     
     
         37 . The method of  claim 36 , wherein the void spheres are formed in rows within the first material. 
     
     
         38 . The method of  claim 35 , wherein the void nanostructures comprise void columns having a diameter of from 5-1000 nm.