Max Phase Materials: The Key to High-Temperature Superconductivity

MAX materials and MXene materials are new two-dimensional materials who have attracted much attention recently, with excellent physical, chemical, and mechanical properties, and also have shown broad application prospects in lots of fields. The following is a comprehensive overview of the properties, applications, and development trends of MAX and MXene materials.

Precisely What is MAX material?

MAX phase material is a layered carbon nitride inorganic non-metallic material comprising M, A, X elements around the periodic table, collectively known as “MAX phase”. M represents transition metal elements, like titanium, zirconium, hafnium, etc., A represents the main group elements, like aluminum, silicon, germanium, etc., X represents carbon or nitrogen. MAX-phase materials, each atomic layer is composed of M, A, X, three of the aspects of the alternating composition arrangement, with hexagonal lattice structure. Because of the electrical conductivity of metal and strength, high-temperature resistance and corrosion resistance of structural ceramics, they may be widely used in high-temperature structural materials, high-temperature antioxidant coatings, high-temperature lubricants, electromagnetic shielding as well as other fields.

Properties of MAX material

MAX material is actually a new type of layered carbon nitride inorganic non-metallic material with the conductive and thermal conductive qualities of metal, comprising three elements with the molecular formula of Mn 1AXn (n=1, 2 or 3), where M means the transition metal, A refers to the main-group elements, and X refers back to the components of C or N. The MXene material is really a graphene-like structure obtained by the MAX phase treatment with two-dimensional transition metal carbides, nitrides, or carbon-nitrides. MAX Phases and MXenes are novel two-dimensional nanomaterials composed of carbon, nitrogen, oxygen, and halogens.

Uses of MAX materials

(1) Structural materials: the excellent physical properties of MAX materials get them to have a wide range of applications in structural materials. For instance, Ti3SiC2 is a common MAX material with good high-temperature performance and oxidation resistance, which could be used to manufacture high-temperature furnaces and aero-engine components.

(2) Functional materials: Besides structural materials, MAX materials are also utilized in functional materials. As an example, some MAX materials have good electromagnetic shielding properties and conductivity and can be used to manufacture electromagnetic shielding covers, coatings, etc. In addition, some MAX materials likewise have better photocatalytic properties, and electrochemical properties can be utilized in photocatalytic and electrochemical reactions.

(3) Energy materials: some MAX materials have better ionic conductivity and electrochemical properties, which can be utilized in energy materials. For example, K4(MP4)(P4) is one from the MAX materials rich in ionic conductivity and electrochemical activity, which can be used a raw material to produce solid-state electrolyte materials and electrochemical energy storage devices.

What Exactly are MXene materials?

MXene materials really are a new form of two-dimensional nanomaterials obtained by MAX phase treatment, like the structure of graphene. The top of MXene materials can communicate with more functional atoms and molecules, along with a high specific surface area, good chemical stability, biocompatibility, and tunable physical properties, etc, characterize them. The preparation methods of MXene materials usually include the etching management of the MAX phase and the self-templating method, etc. By adjusting the chemical composition and structure of MXene materials, the tuning of physical properties including electrical conductivity, magnetism and optics may be realized.

Properties of MXene materials

MXene materials really are a new type of two-dimensional transition metal carbide or nitride materials consisting of metal and carbon or nitrogen elements. These materials have excellent physical properties, such as high electrical conductivity, high elasticity, good oxidation, and corrosion resistance, etc., as well as good chemical stability and the ability to maintain high strength and stability at high temperatures.

Uses of MXene materials

(1) Energy storage and conversion: MXene materials have excellent electrochemical properties and ionic conductivity and are popular in energy storage and conversion. For instance, MXene materials bring electrode materials in supercapacitors and lithium-ion batteries, improving electrode energy density and charge/discharge speed. Additionally, MXene materials could also be used as catalysts in fuel cells to enhance the action and stability in the catalyst.

(2) Electromagnetic protection: MXene materials have good electromagnetic shielding performance, and conductivity may be used in electromagnetic protection. For instance, MXene materials can be used as electromagnetic shielding coatings, electromagnetic shielding cloth, as well as other applications in electronic products and personal protection, enhancing the effectiveness and stability of electromagnetic protection.

(3) Sensing and detection: MXene materials have good sensitivity and responsiveness and can be used in sensing and detection. For example, MXene materials can be used as gas sensors in environmental monitoring, which can realize high sensitivity and selectivity detection of gases. Additionally, MXene materials can also be used as biosensors in medical diagnostics as well as other fields.

Development trend of MAX and MXene Materials

As new 2D materials, MAX and MXene materials have excellent performance and application prospects. Later on, with the continuous progress of science and technology as well as the increasing demand for applications, the preparation technology, performance optimization, and application areas of MAX and MXene materials will likely be further expanded and improved. The subsequent aspects could become the focus of future research and development direction:

Preparation technology: MAX and MXene materials are mostly prepared by chemical vapor deposition, physical vapor deposition and liquid phase synthesis. In the future, new preparation technologies and methods may be further explored to understand a much more efficient, energy-saving and eco friendly preparation process.

Optimization of performance: The performance of MAX and MXene materials is already high, however, there is still room for additional optimization. Down the road, the composition, structure, surface treatment along with other elements of the fabric may be studied and improved comprehensive to enhance the material’s performance and stability.

Application areas: MAX materials and MXene materials have been widely used in lots of fields, but you may still find many potential application areas to become explored. Down the road, they may be further expanded, like in artificial intelligence, biomedicine, environmental protection along with other fields.

To conclude, MAX materials and MXene materials, as new two-dimensional materials with excellent physical, chemical and mechanical properties, show a broad application prospect in many fields. Using the continuous progress of science and technology and the continuous improvement of application demand, the preparation technology, performance optimization and application parts of MAX and MXene materials is going to be further expanded and improved.

MAX and MXene Materials Supplier
TRUNNANO Luoyang Trunnano Tech Co., Ltd supply high purity and super fine MAX phase powders, such as Ti3AlC2, Ti2AlC, Ti3SiC2, V2AlC, Ti2SnC, Mo3AlC2, Nb2AlC, V4AlC3, Mo2Ga2C, Cr2AlC, Ta2AlC, Ta4AlC3, Ti3AlCN, Ti2AlN, Ti4AlN3, Nb4AlC3, etc. Send us an email or click on the needed products to send an inquiry.