Evaluating forksheet FET reliability concerns by experimental comparison with co-integrated nanosheets

E Bury, A Chasin, B Kaczer… - 2022 IEEE …, 2022 - ieeexplore.ieee.org
A novel forksheet (FSH) FET architecture has been proposed earlier, consisting of vertically
stacked n-and p-type sheets at opposing sides of a dielectric wall, particularly beneficial for …

Negative bias-temperature instabilities and low-frequency noise in Ge FinFETs

X Luo, EX Zhang, PF Wang, K Li… - … on Device and …, 2023 - ieeexplore.ieee.org
Negative bias-temperature instabilities and low-frequency noise are investigated in strained
Ge MOS FinFETs with SiO textsubscript 2/HfO textsubscript 2 gate dielectrics. The extracted …

Understanding and modeling opposite impacts of self-heating on hot-carrier degradation in n-and p-channel transistors

S Tyaginov, A Makarov, AMB El-Sayed… - 2022 IEEE …, 2022 - ieeexplore.ieee.org
We extend our framework for hot-carrier degradation (HCD) modeling by covering the
impact of self-heating (SH) on HCD. This impact is threefold:(i) perturbation of carrier …

Interactive Lattice and Process-Stress Responses in the Sub-7 nm Germanium-Based Three-Dimensional Transistor Architecture of FinFET and Nanowire GAAFET

CC Lee, PC Huang, TP Hsiang - IEEE Transactions on Electron …, 2022 - ieeexplore.ieee.org
The comprehensive layout-dependence lattice and process-stress variations and induced
mobility gain in sub-7 nm germanium (Ge)-based Fin-type field-effect transistors (FinFETs) …

The impact of self-heating and its implications on hot-carrier degradation–A modeling study

S Tyaginov, A Makarov, A Chasin, E Bury… - Microelectronics …, 2021 - Elsevier
A combination of hot-carrier degradation (HCD) and self-heating (SH) was acknowledged to
be the most detrimental reliability issue in ultra-scaled field-effect-transistors (FETs) with …

Negative-bias-stress and total-ionizing-dose effects in deeply scaled Ge-GAA nanowire pFETs

MW Rony, EX Zhang, S Toguchi, X Luo… - … on Nuclear Science, 2022 - ieeexplore.ieee.org
Negative-bias-stress and total-ionizing-dose (TID) effects in deeply scaled Ge-gate-all-
around (GAA) nanowire (NW) devices are characterized for different biasing conditions …

Observation of mobility and velocity behaviors in ultra-scaled LG= 15 nm silicon nanowire field-effect transistors with different channel diameters

S Lee, JS Yoon, J Jeong, J Lee, RH Baek - Solid-State Electronics, 2020 - Elsevier
Experimentally, two critical device performance factors, apparent mobility (μ app) and virtual
source velocity (v x0) were investigated down to effective channel length (L eff)= 15 nm …

Reliability challenges in Forksheet Devices

E Bury, M Vandemaele, J Franco… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
The forksheet (FSH) device architecture is a possible candidate towards continued logic cell
downscaling. It consists of vertically stacked n-and p-type sheets at opposing sides of a …

Physical modeling the impact of self-heating on hot-carrier degradation in pNWFETs

S Tyaginov, A Makarov, A Chasin… - … Symposium on the …, 2020 - ieeexplore.ieee.org
We develop and validate a physics-based modeling framework for coupled hot-carrier
degradation (HCD) and self-heating (SH). Within this framework, we obtain the lattice …

A Comparative Study of AC Positive Bias Temperature Instability of Germanium nMOSFETs With GeO₂/Ge and Si-cap/Ge Gate Stack

R Gao, J Ma, X Lin, X Zhang, Y En, G Lu… - IEEE Journal of the …, 2021 - ieeexplore.ieee.org
AC positive bias temperature instability (PBTI) of germanium nMOSFETs with GeO 2/Ge and
Si-cap/Ge gate stack was investigated in this brief. AC-DC-AC alternating PBTI stress tests …