Ternary oxide nanostructures and methods of making same
AssigneeThe Research Foundation of State University of New York
InventorsStanislaus S. Wong, Tae-Jin Park
Life of this patent
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Abstract
A single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, and y ranges from 1.5 to 40, and wherein A and B are independently selected from the group consisting of Ag, Al, As, Au, B, Ba, Br, Ca, Cd, Ce, Cl, Cm, Co, Cr, Cs, Cu, Dy, Er, Eu, F, Fe, Ga, Gd, Ge, Hf, Ho, I, In, Ir, K, La, Li, Lu, Mg, Mn, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Rb, Re, Rh, Ru, S, Sb, Sc, Se, Si, Sm, Sn, Sr, Ta, Tb, Tc, Te, Ti, Tl, Tm, U, V, W, Y, Yb, and Zn, wherein the nanostructure is at least 95% free of defects and/or dislocations.
Claims20
A method of making a single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, y ranges from 0.5 to 40, z ranges from 2 to 100, and wherein A and B are independently selected from the group consisting of Ag, Al, As, Au, B, Ba, Bi, Br, Ca, Cd, Cl, Cm, Co, Cr, Cs, Cu, Dy, Er, Eu, F, Fe, Ga, Gd, Ge, Hf, Ho, I, In, Ir, K, La, Li, Lu, Mg, Mn, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Re, Rh, Ru, S, Sb, Sc, Se, Si, Sm, Sn, Sr, Ta, Tb, Te, Ti, Tl, Tm, U, V, W, Y, Yb, and Zn comprising:
- (a) mixing an aqueous A reagent with an aqueous B reagent in an aqueous solvent to form a precursor mixture,
- (b) heating said precursor mixture to form a transparent sol comprising ternary oxide nanostructure precursors;
- (c) depositing droplets of the sol are onto a porous template surface thereby forming a nanostructure;
- and
- (d) retrieving the nanostructure.
A method of making a single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, y ranges from 0.5 to 40, and z ranges from 2 to 100, and wherein A and B are selected from the group consisting of Ag, Al, As, Au, B, Ba, Bi, Br, Ca, Cd, Cl, Cm, Co, Cr, Cs, Cu, Dy, Er, Eu, F, Fe, Ga, Gd, Ge, Hf, Ho, I, In, Ir, K, La, Li, Lu, Mg, Mn, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Re, Rh, Ru, S, Sb, Sc, Se, Si, Sm, Sn, Sr, Ta, Tb, Te, Ti, Tl, Tm, U, V, W, Y, Yb, and Zn comprising:
- mixing an A reagent with a B reagent in the presence of a surfactant and a salt to form a mixture:
- and heating the mixture to an annealing temperature to produce nanostructures.
A method of making a single crystalline ternary nanostructure having the formula AxByOz, wherein x ranges from 0.25 to 24, y ranges from 0.5 to 40, and z ranges from 2 to 100, and wherein A and B are independently selected from the group consisting of Ag, Al, As, Au, B, Ba, Bi, Br, Ca, Cd, Cl, Cm, Co, Cr, Cs, Cu, Dy, Er, Eu, F, Fe, Ga, Gd, Ge, Hf, Ho, I, In, Ir, K, La, Li, Lu, Mg, Mn, Mo, Na, Nb, Nd, Ni, Os, P, Pb, Pd, Pr, Pt, Re, Rh, Ru, S, Sb, Sc, Se, Si, Sm, Sn, Sr, Ta, Tb, Te, Ti, Tl, Tm, U, V, W, Y, Yb, and Zn comprising:
- (a) mixing an aqueous A reagent with an aqueous B reagent in an aqueous solvent to form a precursor mixture;
- (b) heating said precursor mixture to form a transparent sol comprising ternary oxide nanostructure precursors;
- and
- (c) removing solvent.
Dependencies are inferred from the claim text.