Systems and methods for improved semiconductor etching and component protection

TF Tan, LK Loh, D Lubomirsky, J Soonwook… - US Patent …, 2019 - Google Patents
Semiconductor systems and methods may include a semiconductor processing chamber
having a gas box defining an access to the semiconductor processing chamber. The …

Systems and methods for improved semiconductor etching and component protection

TF Tan, LK Loh, D Lubomirsky, J Soonwook… - US Patent …, 2019 - Google Patents
Semiconductor systems and methods may include a semi conductor processing chamber
having a gas box defining an access to the semiconductor processing chamber. The cham …

Methods and systems to enhance process uniformity

S Singh, A Tso, J Zhang, Z Li, H Zhang… - US Patent …, 2023 - Google Patents
3, 969077 4006047 4, 190488 4.209. 357 4,214,946 4, 232060 4.234. 628 4,265.943
4,340,462 4,341,592 4,361,418 4,364,803 4,368.223 4, 374698 4,381,441 4,397,812 …

Dual-channel showerhead with improved profile

D Lubomirsky - US Patent 10,546,729, 2020 - Google Patents
Described processing chambers may include a chamber housing at least partially defining
an interior region of the semiconductor processing chamber. The chambers may include a …

Semiconductor processing systems having multiple plasma configurations

D Lubomirsky, X Chen, S Venkataraman - US Patent 10,256,079, 2019 - Google Patents
An exemplary system may include a chamber configured to contain a semiconductor
substrate in a processing region of the chamber. The system may include a first remote …

Tungsten separation

X Wang, J Liu, A Wang, NK Ingle - US Patent 9,553,102, 2017 - Google Patents
Methods of selectively etching tungsten from the surface of a patterned substrate are
described. The etch electrically separates vertically arranged tungsten slabs from one …

Generation of compact alumina passivation layers on aluminum plasma equipment components

SJ Kim, L Kalita, Y Pareek, A Kadam… - US Patent …, 2018 - Google Patents
A process for generating a compact alumina passivation layer on an aluminum component
includes rinsing the component in deionized water for at least one minute, drying it for at …

Conditioned semiconductor system parts

D Lubomirsky, SJ Kim - US Patent 9,885,117, 2018 - Google Patents
A method for conditioning a semiconductor chamber component may include passivating
the chamber component with an oxidizer. The method may also include performing a …

Etch suppression with germanium

M Korolik, NK Ingle, J Zhang, A Wang, J Liu - US Patent 9,576,809, 2017 - Google Patents
Methods of selectively etching silicon relative to silicon germanium are described. The
methods include a remote plasma etch using plasma effluents formed from a fluorine …

Semiconductor processing system and methods using capacitively coupled plasma

JG Yang, ML Miller, X Chen, KN Chuc, Q Liang… - US Patent …, 2019 - Google Patents
Substrate processing systems are described that have a capacitively coupled plasma (CCP)
unit positioned inside a process chamber. The CCP unit may include a plasma excitation …