What is Molybdenum Disulfide?

Molybdenum disulfide powder 5 micron is an inorganic compound with the chemical formula MoS2. it is a dark gray or black solid powder with a layered structure in which each layer consists of alternating layers of sulfur and molybdenum atoms. This layered structure allows molybdenum disulfide to exhibit unique physical and chemical properties in certain areas.

Molybdenum disulfide powder is a vital inorganic non-metallic material, which is a solid powder formed by a chemical reaction between the elements sulfur and molybdenum, with unique physical and chemical properties, and it is popular in a variety of fields.

In looks, molybdenum disulfide powder appears as a dark gray or black solid powder using a metallic luster. Its particle size is usually between a few nanometers and tens of microns, with high specific surface and good fluidity. The lamellar structure of molybdenum disulfide powder is one of the important features. Each lamella consists of alternating sulfur and molybdenum atoms, and also this lamellar structure gives molybdenum disulfide powder good lubricating and tribological properties.

When it comes to chemical properties, molybdenum disulfide powder has high chemical stability and does not easily react with acids, alkalis and other chemicals. It has good oxidation and corrosion resistance and will remain stable under high temperature, high pressure and high humidity. Another essential property of molybdenum disulfide powder is its semiconductor property, which can show good electrical conductivity and semiconductor properties under certain conditions, and it is popular within the manufacture of semiconductor devices and optoelectronic materials.

When it comes to applications, molybdenum disulfide powder is popular in lubricants, where you can use it as an additive to lubricants to improve lubrication performance and minimize friction and wear. It is also found in the manufacture of semiconductor devices, optoelectronic materials, chemical sensors and composite materials. Furthermore, molybdenum disulfide powder can be used as an additive in high-temperature solid lubricants and solid lubricants, plus in the manufacture of special alloys with high strength, high wear resistance and high corrosion resistance.

Physical Properties of Molybdenum Disulfide:

Molybdenum disulfide features a metallic luster, but it has poor electrical conductivity.

Its layered structure gives molybdenum disulfide good gliding properties along the direction from the layers, a property that is widely utilized in tribology.

Molybdenum disulfide has low conductivity for heat and electricity and it has good insulating properties.

Within high magnification microscope, molybdenum disulfide can be observed to exhibit a hexagonal crystal structure.

Chemical Properties:

Molybdenum disulfide can react with oxygen at high temperatures to form MoO3 and SO2.

Within a reducing atmosphere, molybdenum disulfide can be reduced to elemental molybdenum and sulfur.

In an oxidizing atmosphere, molybdenum disulfide can be oxidized to molybdenum trioxide.

Strategies for preparation of molybdenum disulfide:

Molybdenum disulfide can be prepared in many different ways, the most frequent of which is to use molybdenum concentrate as the raw material and react it with sulfur vapor at high temperatures to acquire molybdenum disulfide on the nanoscale. This preparation method usually requires high temperature conditions, but could be manufactured on the large. Another preparation technique is to acquire molybdenum disulfide by precipitation using copper sulfate and ammonia as raw materials. This method is relatively low-temperature, but larger-sized molybdenum disulfide crystals can be produced.

Superconducting properties of molybdenum disulfide

Molybdenum disulfide can be prepared in many different ways, the most frequent of which is to use molybdenum concentrate as the raw material and react it with sulfur vapor at high temperatures to acquire molybdenum disulfide on the nanoscale. This preparation method usually requires high temperature conditions, but could be manufactured on the large. Another preparation technique is to acquire molybdenum disulfide by precipitation using copper sulfate and ammonia as raw materials. This method is relatively low-temperature, but larger-sized molybdenum disulfide crystals can be produced.

Superconducting properties of molybdenum disulfide

The superconducting transition temperature of a material is a vital parameter in superconductivity research. Molybdenum disulfide exhibits superconducting properties at low temperatures, using a superconducting transition temperature of around 10 Kelvin. However, the superconducting transition temperature of molybdenum disulfide is relatively low compared to conventional superconductors. However, this does not prevent its use within low-temperature superconductivity.

Looking for MoS2 molybdenum disulfide powder? Contact Now!

Use of molybdenum disulfide in superconducting materials

Preparation of superconducting materials: Utilizing the semiconducting properties of molybdenum disulfide, a new kind of superconducting material can be prepared. By doping molybdenum disulfide with certain metal elements, its electronic structure and properties can be changed, thus getting a new kind of material with excellent superconducting properties. This product could have potential applications in high-temperature superconductivity.

Superconducting junctions and superconducting circuits: Molybdenum disulfide can be used to prepare superconducting junctions and superconducting circuits. Because of its layered structure, molybdenum disulfide has excellent electrical properties both in monolayer and multilayer structures. By combining molybdenum disulfide with some other superconducting materials, superconducting junctions and circuits with higher critical current densities can be fabricated. These structures can be used to make devices including superconducting quantum calculators and superconducting magnets.

Thermoelectric conversion applications: Molybdenum disulfide has good thermoelectric conversion properties. In the field of thermoelectric conversion, molybdenum disulfide can be employed to transform thermal energy into electrical energy. This conversion is extremely efficient, environmentally friendly and reversible. Molybdenum disulfide therefore has a wide range of applications in thermoelectric conversion, for instance in extreme environments including space probes and deep-sea equipment.

Electronic device applications: Molybdenum disulfide may be used in electronic devices due to the excellent mechanical strength, light transmission and chemical stability. For instance, molybdenum disulfide may be used within the manufacture of field effect transistors (FETs), optoelectronic devices and solar cells. These units have advantages including high-speed and low power consumption, and thus have a wide range of applications in microelectronics and optoelectronics.

Memory device applications: Molybdenum disulfide may be used in memory devices due to the excellent mechanical properties and chemical stability. For instance, molybdenum disulfide can be used to create a memory device with high density and high speed. Such memory devices can enjoy a vital role in computers, cell phones and other digital devices by increasing storage capacity and data transfer speeds.

Energy applications: Molybdenum disulfide even offers potential applications within the energy sector. For instance, a higher-efficiency battery or supercapacitor can be prepared using molybdenum disulfide. Such a battery or supercapacitor could provide high energy density and long life, and thus be utilized in electric vehicles, aerospace and military applications.

Medical applications: Molybdenum disulfide even offers several potential applications within the medical field. For instance, the superconducting properties of molybdenum disulfide can be employed to generate magnets for magnetic resonance imaging (MRI). Such magnets have high magnetic field strength and uniformity, which can increase the accuracy and efficiency of medical diagnostics. Furthermore, molybdenum disulfide can be used to make medical devices and biosensors, among others.

Other application areas of molybdenum disulfide:

Molybdenum disulfide can be used as a lubricant:

Because of its layered structure and gliding properties, molybdenum disulfide powder is popular as an additive in lubricants. At high temperatures, high pressures or high loads, molybdenum disulfide can form a protective film that reduces frictional wear and increases the operating efficiency and repair life of equipment. For instance, molybdenum disulfide can be used as a lubricant to lessen mechanical wear and save energy in areas including steel, machine building and petrochemicals.

Like most mineral salts, MoS2 features a high melting point but begins to sublimate with a relatively low 450C. This property is useful for purifying compounds. Because of its layered structure, the hexagonal MoS 2 is a superb “dry” lubricant, the same as graphite. It and its cousin, tungsten disulfide, can be used as mechanical parts (e.g., within the aerospace industry), in 2-stroke engines (the type found in motorcycles), and as surface coatings in gun barrels (to minimize friction between bullets and ammunition).

Molybdenum disulfide electrocatalyst:

Molybdenum disulfide has good redox properties, which explains why it is actually used as an electrocatalyst material. In electrochemical reactions, molybdenum disulfide can be used as an intermediate product that efficiently transfers electrons and facilitates the chemical reaction. For instance, in fuel cells, molybdenum disulfide can be used as an electrocatalyst to improve the vitality conversion efficiency from the battery.

Molybdenum disulfide fabricates semiconductor devices:

Because of its layered structure and semiconducting properties, molybdenum disulfide can be used to produce semiconductor devices. For instance, Molybdenum disulfide can be used within the manufacture of field effect transistors (FETs), which are popular in microelectronics due to their high-speed and low power consumption. Furthermore, molybdenum disulfide can be used to manufacture solar cells and memory devices, among other things.

Molybdenum disulfide photovoltaic materials:

Molybdenum disulfide features a wide bandgap and high light transmittance, which explains why it is actually used as an optoelectronic material. For instance, molybdenum disulfide can be used to manufacture transparent conductive films, that have high electrical conductivity and lightweight transmittance and are popular in solar cells, touch screens and displays. Furthermore, molybdenum disulfide can be used to manufacture optoelectronic devices and photoelectric sensors, among others.

Molybdenum disulfide chemical sensors:

Because of its layered structure and semiconducting properties, molybdenum disulfide can be used as a chemical sensor material. For instance, molybdenum disulfide can be used to detect harmful substances in gases, including hydrogen sulfide and ammonia. Furthermore, molybdenum disulfide can be used to detect biomolecules and drugs, among others.

Molybdenum disulfide composites:

Molybdenum disulfide can be compounded with some other materials to form composites. For instance, compounding molybdenum disulfide with polymers can produce composites with excellent tribological properties and thermal stability. Furthermore, composites of molybdenum disulfide with metals can be prepared with excellent electrical conductivity and mechanical properties.

High quality Molybdenum disulfide supplier

If you are looking for high-quality Molybdenum disulfide powder or if you want to know more information about MoS2 Molybdenum disulfide powder, please feel free to contact us and send an inquiry. ([email protected])