Effects of Wafer Cleaning on the Interconnect Structure and Its Electrical Properties during the Al Dual Damascene Process for the Fabrication of Sub-100 nm Memory Devices

2005 ◽  
Vol 38 (11) ◽  
pp. 922-928 ◽  
Author(s):  
Hyun-Kyu Ryu ◽  
Yil-Wook Kim ◽  
Chee Burm Shin ◽  
Chang-Koo Kim
2003 ◽  
Vol 766 ◽  
Author(s):  
J. Gambino ◽  
T. Stamper ◽  
H. Trombley ◽  
S. Luce ◽  
F. Allen ◽  
...  

AbstractA trench-first dual damascene process has been developed for fat wires (1.26 μm pitch, 1.1 μm thickness) in a 0.18 μm CMOS process with copper/fluorosilicate glass (FSG) interconnect technology. The process window for the patterning of vias in such deep trenches depends on the trench depth and on the line width of the trench, with the worse case being an intermediate line width (lines that are 3X the via diameter). Compared to a single damascene process, the dual damascene process has comparable yield and reliability, with lower via resistance and lower cost.


2003 ◽  
Vol 150 (1) ◽  
pp. G58 ◽  
Author(s):  
Sang-Yun Lee ◽  
Yong-Bae Kim ◽  
Jeong Soo Byun

2012 ◽  
Vol 520 (17) ◽  
pp. 5579-5583 ◽  
Author(s):  
Michael R.S. Huang ◽  
Chuan-Pu Liu ◽  
Jer-Chyi Wang ◽  
Yu-Kai Chen ◽  
Chao-Sung Lai ◽  
...  

2007 ◽  
Vol 444 (4-6) ◽  
pp. 304-308 ◽  
Author(s):  
Carlos E. Cava ◽  
Ricardo Possagno ◽  
Mariane C. Schnitzler ◽  
Paulo C. Roman ◽  
Marcela M. Oliveira ◽  
...  

2005 ◽  
Vol 80 ◽  
pp. 268-271 ◽  
Author(s):  
M. Porti ◽  
M. Avidano ◽  
M. Nafrı́a ◽  
X. Aymerich ◽  
J. Carreras ◽  
...  

2000 ◽  
Author(s):  
Soo Gun Lee ◽  
Hyeok-Sang Oh ◽  
Hong-Jae Shin ◽  
Jin-Gi Hong ◽  
Hyeon-Deok Lee ◽  
...  

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