What is Pecvd used for?
James Stevens
Updated on May 03, 2026
Plasma-enhanced chemical vapor deposition (PECVD) is a chemical vapor deposition process used to deposit thin films from a gas state (vapor) to a solid state on a substrate. Chemical reactions are involved in the process, which occur after creation of a plasma of the reacting gases.
Why use LPCVD?
This is done by adding compounds like Silane at 700-900 °C. Comparing LPCVD to other CVD processes the main advantages of LPCVD are the excellent uniformity of thickness and purity, simple handling, high reliability, homogeneity of deposited layers and high reproducibility.
What is the typical high frequency used in Pecvd?
PECVD at 60 MHz excitation frequency is now used extensively in large area thin film technology and industrial applications [83, 88, 89].
What is the temperature range of the PECVD process?
LPCVD processes range between 425-900°C. This is a semi-clean tool and is the most restrictive PECVD tool in regard to substrate materials and materials present on samples that are allowed into the tool.
What does PECVD stand for?
Plasma enhanced chemical vapor deposition. Plasma enhanced chemical vapor deposition (PECVD) is a chemical vapor deposition technology that utilizes a plasma to provide some of the energy for the deposition reaction to take place. This provides an advantage of lower temperature processing compared with purely thermal processing methods like low
What is PECVD in chemical vapor deposition?
Plasma-enhanced chemical vapor deposition (PECVD) is a technique in which the deposition of thin films of various materials takes place at a lower temperature than that of standard CVD. The first-ever experiment using plasma in CVD was carried out in the late 1960s for the electron-beam-assisted decomposition of organic compounds [44, 45].
What is the use of PECVD in dielectric coating?
PECVD allows the deposition of gradient coatings which involves the silicon-containing monomers such as tetramethylsilane (TMS), hexamethyl-disiloxane (HMDSO), etc. Plasma enhanced chemical vapor deposition (PECVD) is used for the deposition of dielectric thin films.
