In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.

In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.

The present development is a reactor system for the production of nanostructures. The reactor system comprises a conical reactor body designed to maintain an upwardly directed vertical plasma flame and hydrocarbon flame. The reactor system further includes a metal powder feed that feeds into the plasma flame, a cyclone and a dust removal unit. The system is designed to produce up to 100 grams of metal oxide nanomaterials per minute.

The present development is a reactor system for the production of nanostructures. The reactor system comprises a conical reactor body designed to maintain an upwardly directed vertical plasma flame and hydrocarbon flame. The reactor system further includes a metal powder feed that feeds into the plasma flame, a cyclone and a dust removal unit. The system is designed to produce up to 100 grams of metal oxide nanomaterials per minute.

A reactor and method for production of nanostructures, including metal oxide nanowires or nanoparticles, are provided. The reactor includes a regulated metal powder delivery system in communication with a dielectric tube; a plasma-forming gas inlet, whereby a plasma-forming gas is delivered substantially longitudinally into the dielectric tube; a sheath gas inlet, whereby a sheath gas is delivered into the dielectric tube; and a microwave energy generator coupled to the dielectric tube, whereby microwave energy is delivered into a plasma-forming gas. The method for producing nanostructures includes providing a reactor to form nanostructures and collecting the formed nanostructures, optionally from a filter located downstream of the dielectric tube.

In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.

In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.

In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.

In one aspect, a method for fabricating metal particles is disclosed, which includes adding a plurality of metallic elements into a plasma reactor comprising a circulating fluid and two electrodes, evaporating the metallic elements to form metal vapor using plasma generated by at least one electric discharge pulse between the electrodes; and condensing the metal vapor to form metal particles. In some embodiments, the metal particles comprise metal oxide particles. In some embodiments, the metal particles are useful as part of pharmaceutical compositions or dietary supplements.