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925195

Sigma-Aldrich

Niobium Aluminum Carbide MAX phase

Nb2AlC

Sinónimos:

MAX phase 211, Nb2AlC MAX, Niobium aluminium carbide

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About This Item

Fórmula empírica (notación de Hill):
Nb2AlC
Número de CAS:
60687-94-7
Peso molecular:
224.81
Código UNSPSC:
12352311
NACRES:
NA.23

Nivel de calidad

100

formulario

powder

color

black

solubilidad

insoluble

temp. de almacenamiento

2-8°C

Aplicación

Nb2AlC MAX phase is the precursor to revolutionary Nb2CTx MXene applications.
  • Technical Prowess: Electrical Conductivity: Nb2AlC serves as the precursor for Nb2CTx MXene, showcasing remarkable electrical conductivity of 3.5 × 10^4 S/cm.
  • Thermal Conductivity: A thermal conductivity of 37.8 W/m·K ensures efficient heat dissipation, crucial for various engineering applications.
  • Hardness: With a Vickers hardness of approximately 14.3 GPa, Nb2AlC promises durability and resistance to wear.
  • Temperature Stability: Operating at temperatures exceeding 1000°C, Nb2AlC finds applications in high-temperature environments like thermal barriers and heat exchangers.
Nb2CTx MXene derived from Nb2AlC finds diverse applications:
  • Energy Storage: Offers high cycling rates (10C) for Li-ion and rechargeable non-lithium-ion (Na+, K+, Mg2+, Ca2+, and Al3+) batteries and supercapacitors.
  • Biomedical Sensing: Enables advanced biomedical sensing including drug delivery and selective analyte detection.
  • Photothermal Catalysis: Utilizes photothermal conversion for CO2 conversion and cancer cell ablation.
In groundbreaking research, Nb2CTx exhibits:
  • Superconducting behavior with an onset transition temperature of 12.5 K.
  • Remarkable specific capacity and cycling stability, ideal for LIBs and Na+ ion batteries.
  • Multimodal functions in biomedical implants, including antibacterial properties and tissue regeneration.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 3

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Certificados de análisis (COA)

Busque Certificados de análisis (COA) introduciendo el número de lote del producto. Los números de lote se encuentran en la etiqueta del producto después de las palabras «Lot» o «Batch»

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Kent J Griffith et al.
Journal of the American Chemical Society, 142(44), 18924-18935 (2020-10-24)
MXenes, derived from layered MAX phases, are a class of two-dimensional materials with emerging applications in energy storage, electronics, catalysis, and other fields due to their high surface areas, metallic conductivity, biocompatibility, and attractive optoelectronic properties. MXene properties are heavily
Recent advances in niobium MXenes: Synthesis, properties, and emerging applications
Rasheed, P. Abdul et. al
Matter, 5(2), 546-572 (2022)
Lingfeng Gao et al.
ACS nano, 15(1), 954-965 (2021-01-23)
Although the physicochemical properties of niobium carbide (Nb2C) have been widely investigated, their exploration in the field of photoelectronics is still at the infancy stage with many potential applications that remain to be exploited. Hence, it is demonstrated here that
Yiduo Wang et al.
ACS nano, 14(8), 10492-10502 (2020-07-21)
Exploring the nonlinear photonics of emerging promising two-dimensional (2D) materials like MXenes will boost the development of broad-band optoelectronic and photonic applications. In this paper, the broad-band nonlinear optical response and the excited-carrier dynamics of an emerging MXene, Nb2C, are
Oxygen Groups Enhancing the Mechanism of Nitrogen Reduction Reaction Properties on Ru- or Fe-Supported Nb2C MXene.
Fang Q, et al.
The Journal of Physical Chemistry C, 125(27), 14636-14645 (2021)
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