Tungsten / Refractory Metal Thin Film Equipment
Description
Tungsten/Refractory Metal Thin Film Equipment is designed to deposit thin layers of tungsten and other refractory metals onto various substrates. This equipment is crucial in creating thin films that are integral to numerous high-tech applications, providing essential properties such as wear resistance, electrical conductivity, and thermal stability.
Working Principle
The equipment primarily operates using physical vapor deposition (PVD) methods, where tungsten and other refractory metals are vaporized in a vacuum environment and then condensed onto a substrate to form a thin film. This process involves sputtering, where argon plasma is used to eject atoms from a target material, which then deposit onto the substrate. The equipment is useful because it allows for precise control over film thickness and composition, which is critical for applications requiring high-performance materials.
Applications
Tungsten/Refractory Metal Thin Film Equipment is extensively used in semiconductor manufacturing, where it helps in creating conductive pathways and barriers. It is also employed in the production of flat panel displays and cutting tools, where the wear-resistant properties of tungsten films are advantageous. Additionally, these films are used in optical coatings and magnetic storage devices, providing essential reflective and conductive properties.
Advantages over other Thin Film Equipment
Compared to other thin film deposition methods, tungsten/refractory metal thin film equipment offers superior control over film uniformity and thickness, which is crucial for applications in microelectronics where precision is paramount. The ability to deposit refractory metals, which are known for their high melting points and durability, provides a significant advantage in environments that require materials to withstand extreme conditions.
Limitations
One limitation of tungsten/refractory metal thin film equipment is the potential for high stress in the deposited films, which can lead to cracking or delamination, especially as wafer sizes increase. Additionally, the equipment requires a high vacuum environment, which can be costly to maintain and operate.
Considerations
When considering tungsten/refractory metal thin film equipment, initial costs can be significant due to the complexity and precision required in the equipment design. Operating expenses are also high, given the need for maintaining a vacuum environment and the use of expensive target materials. However, the durability and performance of the films produced can justify these costs in high-value applications. Regular maintenance and replacement of sputtering targets are necessary to ensure consistent film quality and equipment longevity.
from Plasma Etch, Inc.
The all aluminum chamber features over 240 square inches of active processing surface with the three level standard configuration. The clean design features an industrial powder coated frame to guard your processing environment from contamination. [See More]
- Materials Processed: Tungsten; Metal; Gallium Arsenide or Compound Semiconductors; Precious Metals
- Process: Plasma Etching and Cleaning
- Type: Laboratory or Benchtop
- Applications: Research / Surface Analysis; Printed Circuit Boards
from EBARA Technologies, Inc.
Gas Inlet Devices. Patent gas inlet devices minimize rate of restriction and automatic gas inlet plunger removes restrictions without process interruptions. Second Scrubbing Chamber. Five fine spray, high velocity nozzles ensures effective removal of impurities. First Scrubbing Chamber. Coarse... [See More]
- Materials Processed: Tungsten; Metal; Silicon; Polymer; Nitrides
- Process: Chemical Vapor Deposition
- Type: Free Standing System; Cluster Tool
- Applications: Semiconductors
from Plasma Etch, Inc.
As in all Plasma Etch systems a capacitive parallel plate design is used for the most effective plasma generation. Competitive units with glass/quartz barrel chambers cannot penetrate the vacuum containment vessel and therefore are restricted to inductive coupling using an RF coil wrapped around the... [See More]
- Materials Processed: Tungsten; Metal; Gallium Arsenide or Compound Semiconductors; Precious Metals
- Process: Plasma Etching and Cleaning
- Type: Laboratory or Benchtop
- Applications: MEMS; Photovoltaic or solar cell; Research / Surface Analysis; Semiconductors; Medical; Printed Circuit Boards
from Plasma Etch, Inc.
The generous aluminum chamber accommodates a properly sized active processing surface with our standard configurations having as few as 6 or as many as 24 plasma processing levels, each 24 ” by 18. ”. Our oxygen service vacuum pump and booster is equipped with a two point purge system to... [See More]
- Materials Processed: Tungsten; Metal; Gallium Arsenide or Compound Semiconductors; Precious Metals
- Process: Plasma Etching and Cleaning
- Type: Free Standing System
- Applications: Research / Surface Analysis; Printed Circuit Boards
from Plasma Etch, Inc.
Benefits to you are better adhesion or marking, cleaner parts with less labor and reduced chemical expense by eliminating unwelcome and often expensive chemical waste associated with cleaning and priming. The large all aluminum chamber accommodates a generously sized active processing surface, our... [See More]
- Materials Processed: Tungsten; Metal; Gallium Arsenide or Compound Semiconductors; Precious Metals
- Process: Plasma Etching and Cleaning
- Type: Free Standing System
- Applications: Research / Surface Analysis; Printed Circuit Boards
from Plasma Etch, Inc.
Based on our popular BT-1, it shares the same robust and reliable characteristics while providing yet another example of Plasma Etch surface modification innovation. The large all aluminum chamber accommodates a generously sized circular, rotating active processing surface has the option of... [See More]
- Materials Processed: Tungsten; Metal; Gallium Arsenide or Compound Semiconductors; Precious Metals
- Process: Plasma Etching and Cleaning
- Type: Free Standing System
- Applications: Research / Surface Analysis; Printed Circuit Boards