Dielectric gapfill of high aspect ratio features utilizing a sacrificial etch cap layer

J Abel, P Agarwal, R Phillips, P Kumar… - US Patent …, 2019 - Google Patents
Methods and apparatuses for depositing material into high aspect ratio features, features in
a multi-laminate stack, features having positively sloped sidewalls, features having …

Gapfill of variable aspect ratio features with a composite PEALD and PECVD method

H Kang, S Swaminathan, J Qian, W Kim… - US Patent …, 2021 - Google Patents
Provided herein are methods and apparatus for filling one or more gaps on a semiconductor
substrate. The disclosed embodiments are especially useful for forming seam-free, void-free …

Selective atomic layer deposition for gapfill using sacrificial underlayer

FS Ou, P Kumar, A Lavoie, I Karim, J Qian - US Patent 10,037,884, 2018 - Google Patents
Methods and apparatuses for depositing films in high aspect ratio features and trenches on
substrates using atomic layer deposition and deposition of a sacrificial layer during atomic …

Methods for forming doped silicon oxide thin films

N Takamure, A Fukazawa, H Fukuda… - US Patent …, 2018 - Google Patents
The present disclosure relates to the deposition of dopant films, such as doped silicon oxide
films, by atomic layer deposition processes. In some embodiments, a substrate in a reaction …

Deposition of conformal films by atomic layer deposition and atomic layer etch

M Danek, J Henri, S Tang - US Patent 9,502,238, 2016 - Google Patents
Methods for depositing conformal films using a halogen-containing etchant during atomic
layer deposition are provided. Methods involve exposing a substrate to a halogen …

Selective atomic layer deposition with post-dose treatment

P Kumar, A Lavoie, I Karim, J Qian… - US Patent …, 2018 - Google Patents
Methods and apparatuses for depositing films in high aspect ratio features and trenches
using a post-dose treatment operation during atomic layer deposition are provided. Post …

Methods for forming doped silicon oxide thin films

N Takamure, A Fukazawa, H Fukuda… - US Patent …, 2018 - Google Patents
The present disclosure relates to the deposition of dopant films, such as doped silicon oxide
films, by atomic layer deposition processes. In some embodiments, a substrate in a reaction …

Selective inhibition in atomic layer deposition of silicon-containing films

J Henri, DM Hausmann, BJ Van Schravendijk… - US Patent …, 2018 - Google Patents
Methods of selectively inhibiting deposition of silicon-containing films deposited by atomic
layer deposition are provided. Selective inhibition involves exposure of an adsorbed layer of …

Methods for depositing silicon oxide

H Kang, W Kim, A Lavoie - US Patent 9,685,320, 2017 - Google Patents
The embodiments herein focus on plasma enhanced atomic layer deposition (PEALD)
processes. Conventional PEALD techniques result in films having high quality at the bottom …

Methods for forming doped silicon oxide thin films

N Takamure, A Fukazawa, H Fukuda… - US Patent …, 2017 - Google Patents
The present disclosure relates to the deposition of dopant films, such as doped silicon oxide
films, by atomic layer deposition processes. In some embodiments, a substrate in a reaction …