Title: Hollow nanocrystals and method of making

Abstract

Described herein are hollow nanocrystals having various shapes that can be produced by a simple chemical process. The hollow nanocrystals described herein may have a shell as thin as 0.5 nm and outside diameters that can be controlled by the process of making.

Inventors:

Alivisatos, A Paul ^[1]; Yin, Yadong ^[2]; Erdonmez, Can Kerem ^[3]

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+ Show Inventor Affiliations

1. Oakland, CA
2. Moreno Valley, CA
3. Berkeley, CA

Issue Date:

Tue Jul 05 00:00:00 EDT 2011

Research Org.:

Univ. of California, Oakland, CA (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

1019572

Patent Number(s):

7972437

Application Number:

US Patent Application 10/599,252

Assignee:

The Regents of the University of California (Oakland, CA)

Patent Classifications (CPCs):

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

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01B - NON-METALLIC ELEMENTS

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

B82Y30/00 - Nanotechnology for materials or surface science, e.g. nanocomposites

C - CHEMISTRY C01 - INORGANIC CHEMISTRY C01B - NON-METALLIC ELEMENTS

C01B13/32 - by oxidation or hydrolysis of elements or compounds in the liquid or solid state {or in non-aqueous solution, e.g. sol-gel process}
C01B13/322 - {of elements or compounds in the solid state}
C01B17/20 - Methods for preparing sulfides or polysulfides, in general
C01B19/007 - {Tellurides or selenides of metals
C01B21/06 - Binary compounds of nitrogen with metals, with silicon, or with boron, {or with carbon, i.e. nitrides
C01B21/0602 - {with two or more other elements chosen from metals, silicon or boron}
C01B21/0632 - {with gallium, indium or thallium}
C01B21/0637 - {with metals not specified in groups C01B21/0607 - C01B21/0635, other than aluminium, titanium, zirconium or hafnium}

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

C01G11/02 - Sulfides
C01G49/06 - Ferric oxide
C01G51/00 - Compounds of cobalt
C01G51/04 - Oxides
C01G51/30 - {Sulfides}
C01G53/00 - Compounds of nickel
C01G53/09 - Chlorides
C01G55/00 - Compounds of ruthenium, rhodium, palladium, osmium, iridium, or platinum

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
C01P2004/04 - obtained by TEM, STEM, STM or AFM
C01P2004/13 - Nanotubes
C01P2004/16 - Nanowires or nanorods, i.e. solid nanofibres with two nearly equal dimensions between 1-100 nanometer
C01P2004/34 - hollow
C01P2004/61 - Micrometer sized, i.e. from 1-100 micrometer
C01P2004/62 - Submicrometer sized, i.e. from 0.1-1 micrometer
C01P2004/64 - Nanometer sized, i.e. from 1-100 nanometer

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

C30B29/16 - Oxides
C30B29/48 - AIIBVI compounds {wherein A is Zn, Cd or Hg, and B is S, Se or Te}
C30B29/60 - characterised by shape
C30B7/00 - Single-crystal growth from solutions using solvents which are liquid at normal temperature, e.g. aqueous solutions

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

Y10S977/70 - Nanostructure
Y10S977/773 - Nanoparticle, i.e. structure having three dimensions of 100 nm or less

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC Y10T - TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

Y10T428/12181 - Composite powder [e.g., coated, etc.]
Y10T428/13 - Hollow or container type article [e.g., tube, vase, etc.]
Y10T428/2991 - Coated

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DOE Contract Number:  

AC03-76SF00098

Resource Type:

Patent

Country of Publication:

United States

Language:

English

Subject:

77 NANOSCIENCE AND NANOTECHNOLOGY