Aluminum oxide

ALDRICH/551643 - nanowires, diam. × L 2-6 nm × 200-400 nm

Synonym: Alumina

CAS Number: 1344-28-1
Empirical Formula (Hill Notation): Al₂O₃
Molecular Weight: 101.96
EC Number: 215-691-6
MDL Number: MFCD00003424
Linear Formula: Al₂O₃
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-551643-10G	10 g	$66.10 1/EA	Add To Favorites
45-551643-50G	50 g	$237.00 1/EA	Add To Favorites

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Properties
Descriptions
Safety Info.
Basic Data

diam. × L	2-6 nm × 200-400 nm
form	nanowires
greener alternative category	Enabling
greener alternative product characteristics	Design for Energy Efficiency Learn more about the Principles of Green Chemistry .
InChI	1S/2Al.3O
InChI key	TWNQGVIAIRXVLR-UHFFFAOYSA-N
mp	2040 °C (lit.)
Quality Level	100
SMILES string	O=[Al]O[Al]=O
sustainability	Greener Alternative Product

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 ).
General description:	Aspect ratio estimated to be >100 based on TEM.
General description:	We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Aluminum oxide serves as a multifunctional additive or coating in lithium-ion batteries, helping stabilize electrode–electrolyte interfaces, suppress side reactions, improve thermal stability, and extend cycle life. By enabling safer, longer-lasting cells, it reduces material waste and energy use across the battery lifecycle. Click here for more information.
Packaging:	10, 50 g in poly bottle

RIDADR	NONH for all modes of transport
WGK Germany	nwg
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

mp	2040 °C (lit.)
UNSPSC	12352311

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