Tungsten comprising nanomaterials and related nanotechnology

Abstract

Nanoparticles comprising tungsten, methods of manufacturing nanoparticles comprising tungsten, and applications of nanoparticles comprising tungsten, such as electronics, optical devices, photonics, reagents for fine chemical synthesis, pigments, and catalysts are provided.

1 . A nanomaterial composition of matter comprising WO 1.63-2.99 . 
     
     
         2 . A composition comprising nanoparticles and at least one other material, wherein the nanoparticles comprise WO 1.63-2.99 . 
     
     
         3 . The composition of  claim 2 , wherein the at least one other material comprises a plastic, glass, paper, leather, fiber, fabric, cream or ink. 
     
     
         4 . The composition of  claim 2 , wherein the nanoparticles are non-agglomerated. 
     
     
         5 . The composition of  claim 2 , wherein the nanoparticles have non-functionalized surfaces. 
     
     
         6 . The composition of  claim 2 , wherein the nanoparticles have functionalized or modified surfaces. 
     
     
         7 . The composition of  claim 6 , wherein the functionalized surfaces comprise fatty acids, propionic acid, stearic acid, oils and combinations thereof. 
     
     
         8 . The composition of  claim 6 , wherein the functionalized surfaces comprise organometallics comprising silicon or titanium. 
     
     
         9 . An electronic or optical device comprising the composition of  claim 2 . 
     
     
         10 . A thin film comprising the composition of  claim 2 . 
     
     
         11 . A coating comprising the composition of  claim 2 . 
     
     
         12 . A method comprising:
 reacting nanoparticles comprising tungsten with a reagent, wherein the reaction produces the nanoparticles of the composition of  claim 2 .   
     
     
         13 . The method of  claim 12 , further comprising mixing the produced nanoparticles with plastic powder. 
     
     
         14 . The method of  claim 13 , further comprising injection molding or co-extrusion of the mixture of the produced nanoparticles and the plastic powder. 
     
     
         15 . The method of  claim 12 , wherein the nanoparticles comprising tungsten are WO 3 . 
     
     
         16 . The method of  claim 12 , wherein the produced nanoparticles have a mean particle size of less than 100 nm. 
     
     
         17 . The method of  claim 12 , wherein the reagent is selected from the group consisting of nitrogen, a halogen, an acid, an alkali, hydrogen, oxygen and carbon. 
     
     
         18 . The method of  claim 12 , wherein the reagent is hydrogen and carbon. 
     
     
         19 . The method of  claim 12 , further comprising calcination and/or sintering the produced nanoparticles. 
     
     
         20 . A method comprising coating a film with the composition of  claim 2 .