R Lin, CC Lin, HW Su, M Tsai - US Patent 8,975,187, 2015 - Google Patents
BACKGROUND The semiconductor integrated circuit (IC) industry has experienced exponential growth. Technological advances in IC materials and design, and nanometer …
M Darnon, T Chevolleau, T David, J Ducote… - Journal of Vacuum …, 2010 - pubs.aip.org
The etching of sub-100-nm porous dielectric trenches has been investigated using an organic mask. The etching process that is performed in an oxide etcher is composed of three …
N Possémé, T David, T Chevolleau, M Darnon… - ECS …, 2011 - iopscience.iop.org
The use of a metallic hard mask approach for porous dielectric film integration implies for patterning processes, different difficulties like dimensional control, bottom line roughness …
M Darnon, T Chevolleau, D Eon, L Vallier… - Journal of Vacuum …, 2006 - pubs.aip.org
This study focuses on the etching characteristics of a TiN hard mask in terms of etch rate and faceting when using a dielectric etch process. The etching experiments have been …
N Posseme, R Bouyssou, T Chevolleau… - Journal of Vacuum …, 2011 - pubs.aip.org
Metallic hard mask architecture becomes an integration of choice for an advanced back end of the line interconnect technology node. However, one of the main integration issues is the …
S Aachboun, P Ranson, C Hilbert… - Journal of Vacuum …, 2000 - pubs.aip.org
Deep and narrow anisotropic etching of silicon structures has been investigated in a low- pressure high density plasma reactor working with a cryogenic chuck. We have previously …
RJ Shul, CL Willison, L Zhang - … and Microfabrication Process …, 1998 - spiedigitallibrary.org
The recent development of a high-aspect ratio Si etch (HARSE) process has enabled the fabrication of a variety of Si structures where deep trench etching is necessary. The HARSE …
M Boufnichel, S Aachboun, F Grangeon… - Journal of Vacuum …, 2002 - pubs.aip.org
A cryogenic etching method with SF 6/O 2 chemistry plasma in an Alcatel inductively coupled plasma reactor is used to achieve deep trenches with high aspect ratio …
JH Min, JK Lee, SH Moon, CK Kim - Journal of Vacuum Science & …, 2005 - pubs.aip.org
A silicon substrate, masked with oxide lines with a spacing of 1 μ m, was etched using a gas-chopping process designed to enhance mask selectivity and produce a highly …