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551643

Sigma-Aldrich

Aluminum oxide

nanowires, diam. × L 2-6 nm × 200-400 nm

Synonym(s):

Alumina

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About This Item

Linear Formula:
Al2O3
CAS Number:
Molecular Weight:
101.96
EC Number:
MDL number:
UNSPSC Code:
12352311
eCl@ss:
38120402
PubChem Substance ID:
NACRES:
NA.23

form

nanowires

diam. × L

2-6 nm × 200-400 nm

mp

2040 °C (lit.)

SMILES string

O=[Al]O[Al]=O

InChI

1S/2Al.3O

InChI key

TWNQGVIAIRXVLR-UHFFFAOYSA-N

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General description

Aspect ratio estimated to be >100 based on TEM.

Application

  • Self-Assembly of Ionic Superdiscs in Nanopores.: This research explores the self-assembly of ionic superdiscs in nanopores enhanced by aluminum oxide, offering a new avenue for creating highly ordered nanostructures useful in energy storage and conversion technologies (Li et al., 2024).
  • Improved Fog Collection on a Hybrid Surface with Acylated Cellulose Coating.: Demonstrates the application of aluminum oxide in developing hybrid surfaces for enhanced fog collection, a technique that could be adapted for moisture management in battery and energy systems to improve operational stability and efficiency (Zhan et al., 2024).
  • Alumina - Stabilized SEI and CEI in Potassium Metal Batteries.: Research highlights the role of aluminum oxide in stabilizing solid electrolyte interphase (SEI) and cathode-electrolyte interface (CEI) layers in potassium metal batteries, crucial for enhancing the longevity and performance of next-generation batteries (Liu et al., 2024).
  • 3D-Printed Carbon Nanoneedle Electrodes for Dopamine Detection in Drosophila.: Utilizes aluminum oxide in 3D-printed carbon nanoneedle electrodes, offering significant improvements in the sensitivity and specificity of neurochemical detection, applicable in battery technology for biosensors and medical devices (Shao et al., 2024).

Storage Class Code

13 - Non Combustible Solids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

551643-BULK:
551643-50G:4548173944166
551643-VAR:
551643-10G:4548173944159


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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