Information

Information
Barium Tungsten Electrode for Vacuum Tubes 6

The barium tungsten electrode combines the high-temperature resistance of tungsten with the low work function of barium, making it an efficient and stable cathode material for vacuum tubes. Its balance of electron emission efficiency, longevity, and application versatility has led to its widespread use in various high-performance vacuum tube devices. 1. Composition and Structure of Barium Tungsten Electrode The barium tungsten electrode typically uses tungsten as the base material, impregnated with barium compounds. Tungsten provides high-temperature stability and mechanical strength,…

Information
Barium Tungsten Electrodes in Cathode Ray Tube 7

The Cathode Ray Tube (CRT) is a classic display technology, and one of its core components is the barium tungsten electrode, typically used as the cathode material in the electron gun. This electrode is responsible for efficiently emitting electron beams to generate images. 1. Advantages of Barium Tungsten Electrodes High Emission Efficiency: The low work function of barium significantly enhances electron emission density. This high-efficiency electron emission ensures that CRTs produce clear and stable images during high-speed scanning, meeting the…

Information
Barium Tungsten Electrodes for Hot Cathode Electron Tubes 5

Barium tungsten electrodes are critical materials in hot cathode electron tubes. Their unique physical and chemical properties make them a preferred solution in the field of electron emission, with extensive applications, particularly indispensable in special lighting sources and high-performance electronic devices. I. Material Properties of Barium Tungsten Electrodes 1. Low Work Function The work function of barium tungsten electrodes is only 1.6 eV, significantly reducing the energy required for electron emission and enabling efficient electron emission at lower temperatures. 2.…

Information
Applications of Barium Tungsten Electrodes in the Military Industry 7

The applications of barium tungsten electrodes in the military industry are primarily related to their excellent physical and chemical properties, particularly in high-performance welding and the manufacturing of specialized equipment. 1. High-Precision Welding: Due to their low electron work function, high arc stability, and high-temperature resistance, barium tungsten electrodes are commonly used in inert gas shielded welding (TIG welding). In the military industry, these electrodes are widely applied in the manufacturing of high-strength alloys (such as titanium and nickel-based alloys)…

Information
Applications of Barium-Tungsten Electrodes in Aerospace 7

Barium-tungsten electrodes are primarily applied in high-reliability electron emission devices within the aerospace sector. Their technical advantages and material properties are directly linked to breakthroughs in satellite communications, deep-space exploration, and military aviation equipment. With ongoing optimization of composite materials and manufacturing processes, these electrodes are poised to further advance the lightweight design, efficiency, and longevity of aerospace electronic components. I. Applications in Core Components 1. Cathodes for Space Traveling Wave Tubes (TWTs) Space TWTs are critical components in satellite…

Information
Applications of Barium Tungsten Electrodes in Industrial Fields 5

As a high-performance composite electrode material, barium tungsten electrodes exhibit extensive application value in multiple industrial fields due to their advantages of low work function, high current density, and long lifespan. I. Lighting Field: Key Material for Special Light Sources 1. HID Lamps (High-Intensity Discharge Lamps) The low work function characteristic of barium tungsten electrodes significantly enhances light efficiency and stability, making them preferred materials for road lighting and industrial lighting. Compared with rare earth tungsten electrodes, they are more…

Information
Applications of Barium Tungsten Electrodes in the Medical Field 8

Barium tungsten electrodes are primarily used in high-precision electrosurgical equipment in the medical field, valued for their excellent conductivity, high-temperature resistance, and chemical stability. Below is an overview of their main application scenarios: 1. Electrosurgical Procedures: Barium tungsten electrodes are widely utilized in electrosurgical micro-cutting devices (e.g., radiofrequency micro-cutters). By connecting the electrosurgical pen to the electrosurgical unit, they enable precise dissection and cutting of soft tissues. Featuring a 3 mm tungsten active needle tip (with a practical length of…

Information
Application Exploration of Molybdenum-Copper Alloy Under 3D Packaging 19

With the development of integrated circuits towards high performance, miniaturization and high integration, three-dimensional packaging technology has become a mainstream trend in the semiconductor industry. 3D packaging achieves a high-density, high-bandwidth, low-power package structure by stacking multiple chips vertically and utilizing vertical interconnects (e.g., TSVs, through-silicon vias). The development of this technology has put forward higher requirements for packaging materials, especially in thermal management, mechanical strength, thermal expansion matching, etc. Molybdenum-Cu alloy is becoming one of the key support materials…

Information
Technical Challenges Faced by Molybdenum-Copper Alloy in 3D Packaging 16

With the development of integrated circuits to high density, miniaturization and high performance, 3D packaging technology has become an important direction in the field of semiconductor packaging. Compared with traditional 2D packaging, 3D packaging greatly improves the integration and computing efficiency of devices through vertical stacking of chips and their interconnection structures. However, the thermal management issues, dimensional stability requirements, and package reliability challenges also place higher performance requirements on the packaging materials. Molybdenum-copper alloy (Mo-Cu) is regarded as an…

Information
How to Optimize the Mechanical Properties of Molybdenum-Copper Alloy? 17

Molybdenum-copper alloy is a metal composite material with high thermal conductivity and low coefficient of thermal expansion, which is widely used in electronic packaging, heat sink materials and high-temperature structural parts. However, due to the large physical and chemical differences between molybdenum and copper, there are certain limitations in the mechanical properties of this type of alloy, such as low flexural strength and insufficient fracture toughness. Therefore, how to optimize the mechanical properties of molybdenum and copper has become an…

1 … 3 4 5 6 7 … 336