Title: Ternary oxide nanostructures and methods of making same

Abstract

A single crystalline ternary nanostructure having the formula A.sub.xB.sub.yO.sub.z, 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.

Inventors:

Wong, Stanislaus S ^[1]; Park, Tae-Jin ^[2]

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+ Show Inventor Affiliations

1. Stony Brook, NY
2. Port Jefferson, NY

Issue Date:

2009-09-08

Research Org.:

Brookhaven National Laboratory (BNL), Upton, NY (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

988834

Patent Number(s):

7585474

Application Number:

11/581,766

Assignee:

The Research Foundation of State University of New York (Albany, NY)

Patent Classifications (CPCs):

B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01G - COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F

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B - PERFORMING OPERATIONS B82 - NANOTECHNOLOGY B82Y - SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES

B82Y25/00 - Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
B82Y30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01G - COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F

C01G1/02 - Oxides
C01G23/003 - {Titanates
C01G23/006 - {Alkaline earth titanates}
C01G25/00 - Compounds of zirconium
C01G25/006 - {Compounds containing, besides zirconium, two or more other elements, with the exception of oxygen or hydrogen}
C01G41/00 - Compounds of tungsten
C01G47/00 - Compounds of rhenium
C01G49/0018 - {Mixed oxides or hydroxides,

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01P - INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS

C01P2002/72 - by d-values or two theta-values, e.g. as X-ray diagram
C01P2002/82 - by IR- or Raman-data
C01P2004/03 - obtained by SEM
C01P2004/04 - obtained by TEM, STEM, STM or AFM
C01P2006/42 - Magnetic properties

C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA

C04B2235/3272 - Iron oxides or oxide forming salts thereof, e.g. hematite, magnetite
C04B2235/3298 - Bismuth oxides, bismuthates or oxide forming salts thereof, e.g. zinc bismuthate
C04B2235/449 - Organic acids, e.g. EDTA, citrate, acetate, oxalate
C04B2235/5284 - Hollow fibers, e.g. nanotubes
C04B2235/5409 - expressed by specific surface values
C04B2235/5445 - submicron sized, i.e. from 0,1 to 1 micron
C04B2235/5454 - nanometer sized, i.e. below 100 nm
C04B2235/76 - Crystal structural characteristics, e.g. symmetry
C04B2235/761 - Unit-cell parameters, e.g. lattice constants
C04B35/10 - based on aluminium oxide
C04B35/26 - based on ferrites
C04B35/62231 - {based on oxide ceramics}
C04B35/624 - Sol-gel processing
C04B35/62675 - {characterised by the treatment temperature}
C04B35/80 - Fibres, filaments, whiskers, platelets, or the like {

C - CHEMISTRY C30 - CRYSTAL GROWTH C30B - SINGLE-CRYSTAL-GROWTH

C30B29/22 - Complex oxides
C30B29/60 - characterised by shape
C30B29/605 - {Products containing multiple oriented crystallites, e.g. columnar crystallites}
C30B5/00 - Single-crystal growth from gels
C30B9/00 - Single-crystal growth from melt solutions using molten solvents

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01F - MAGNETS

H01F1/0045 - {Zero dimensional, e.g. nanoparticles, soft nanoparticles for medical/biological use
H01F1/0063 - {in a non-magnetic matrix, e.g. granular solids
H01F1/0072 - {one dimensional, i.e. linear or dendritic nanostructures}
H01F1/0081 - {in a non-magnetic matrix, e.g. Fe-nanowires in a nanoporous membrane}

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10S - TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS

Y10S977/893 - Deposition in pores, molding, with subsequent removal of mold
Y10S977/90 - having step or means utilizing mechanical or thermal property, e.g. pressure, heat

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DOE Contract Number:  

AC02-98CH10886

Resource Type:

Patent

Country of Publication:

United States

Language:

English

Subject:

37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY