Motion of a nonlinear viscoelastic liquid in cylindrical channels of triangular cross section

1975 ◽  
Vol 10 (2) ◽  
pp. 279-283
Author(s):  
V. G. Litvinov ◽  
V. M. Goncharenko
2015 ◽  
Vol 32 (9) ◽  
pp. 1792 ◽  
Author(s):  
Yuki Yamaguchi ◽  
Seung-Woo Jeon ◽  
Bong-Shik Song ◽  
Yoshinori Tanaka ◽  
Takashi Asano ◽  
...  

2021 ◽  
Vol 33 (12) ◽  
pp. 123113
Author(s):  
Xu Yang ◽  
Shaowei Wang ◽  
Moli Zhao ◽  
Yue Xiao

2018 ◽  
Vol 8 (9) ◽  
pp. 1553 ◽  
Author(s):  
Ming Li ◽  
Gong Chen ◽  
Ru Huang

In this paper, we present a gate-all-around silicon nanowire transistor (GAA SNWT) with a triangular cross section by simulation and experiments. Through the TCAD simulation, it was found that with the same nanowire width, the triangular cross-sectional SNWT was superior to the circular or quadrate one in terms of the subthreshold swing, on/off ratio, and SCE immunity, which resulted from the smallest equivalent distance from the nanowire center to the surface in triangular SNWTs. Following this, we fabricated triangular cross-sectional GAA SNWTs with a nanowire width down to 20 nm by TMAH wet etching. This process featured its self-stopped etching behavior on a silicon (1 1 1) crystal plane, which made the triangular cross section smooth and controllable. The fabricated triangular SNWT showed an excellent performance with a large Ion/Ioff ratio (~107), low SS (85 mV/dec), and preferable DIBL (63 mV/V). Finally, the surface roughness mobility of the fabricated device at a low temperature was also extracted to confirm the benefit of a stable cross section.


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