Stochastic charge trap** in oxides: From random telegraph noise to bias temperature instabilities

T Grasser - Microelectronics Reliability, 2012 - Elsevier
Charge trap** at oxide defects fundamentally affects the reliability of MOS transistors. In
particular, charge trap** has long been made responsible for random telegraph and 1/f …

Identification of oxide defects in semiconductor devices: A systematic approach linking DFT to rate equations and experimental evidence

W Goes, Y Wimmer, AM El-Sayed, G Rzepa… - Microelectronics …, 2018 - Elsevier
It is well-established that oxide defects adversely affect functionality and reliability of a wide
range of microelectronic devices. In semiconductor-insulator systems, insulator defects can …

Review on SiC MOSFETs high-voltage device reliability focusing on threshold voltage instability

K Puschkarsky, T Grasser, T Aichinger… - … on Electron Devices, 2019 - ieeexplore.ieee.org
An overview over issues and findings in SiC power MOSFET reliability is given. The focus of
this article is on threshold instabilities and the differences to Si power MOSFETs …

The paradigm shift in understanding the bias temperature instability: From reaction–diffusion to switching oxide traps

T Grasser, B Kaczer, W Goes… - … on Electron Devices, 2011 - ieeexplore.ieee.org
One of the most important degradation modes in CMOS technologies, the bias temperature
instability (BTI) has been known since the 1960s. Already in early interpretations, charge …

Origin of NBTI variability in deeply scaled pFETs

B Kaczer, T Grasser, PJ Roussel… - 2010 IEEE …, 2010 - ieeexplore.ieee.org
The similarity between Random Telegraph Noise and Negative Bias Temperature Instability
(NBTI) relaxation is further demonstrated by the observation of exponentially-distributed …

Elucidating the Multi‐Timescale Variability of a Canopy Urban Heat Island by Using the Short‐Time Fourier Transform

L Zhang, F Luo, G Pan, W Zhang, G Ren… - Geophysical …, 2024 - Wiley Online Library
Taking the megacity of Bei**g as an example, a short‐time Fourier transform (STFT) method
was employed to extract the multi‐timescale evolution pattern of the canopy urban heat …

The statistical analysis of individual defects constituting NBTI and its implications for modeling DC-and AC-stress

H Reisinger, T Grasser, W Gustin… - 2010 IEEE …, 2010 - ieeexplore.ieee.org
The physical origin of the Negative Bias Temperature Instability (NBTI) is still under debate.
In this work we analyze the single defects constituting NBTI. We introduce a new …

Controversial issues in negative bias temperature instability

JH Stathis, S Mahapatra, T Grasser - Microelectronics Reliability, 2018 - Elsevier
In spite of 50 years of history, there is still no consensus on the basic physics of Negative
Bias Temperature Instability. Two competing models, Reaction-Diffusion and Defect-Centric …

Understanding BTI in SiC MOSFETs and its impact on circuit operation

K Puschkarsky, H Reisinger, T Aichinger… - … on device and …, 2018 - ieeexplore.ieee.org
The threshold voltage hysteresis in SiC power MOSFETs is rarely studied. This paper
investigates the captureand emission-time constants of positive and negative charge …

Atomistic approach to variability of bias-temperature instability in circuit simulations

B Kaczer, S Mahato… - 2011 International …, 2011 - ieeexplore.ieee.org
A blueprint for an atomistic approach to introducing time-dependent variability into a circuit
simulator in a realistic manner is demonstrated. The approach is based on previously …