A review of sharp-switching devices for ultra-low power applications

S Cristoloveanu, J Wan… - IEEE Journal of the …, 2016 - ieeexplore.ieee.org
The reduction of the supply voltage is standard MOSFETs is impeded by the subthreshold
slope, which cannot be lowered below 60 mV/decade, even in ideal fully-depleted devices …

A review of the Z2-FET 1T-DRAM memory: Operation mechanisms and key parameters

S Cristoloveanu, KH Lee, MS Parihar, H El Dirani… - Solid-State …, 2018 - Elsevier
The band-modulation and sharp-switching mechanisms in Z 2-FET device operated as a
capacitorless 1T-DRAM memory are reviewed. The main parameters that govern the …

The concept of electrostatic doping and related devices

S Cristoloveanu, KH Lee, H Park, MS Parihar - Solid-State Electronics, 2019 - Elsevier
Electrostatic doping aims at replacing donor/acceptor dopant species with free electron/hole
charges induced by the gates in ultrathin MOS structures. Highly doped N+/P+ terminals and …

Steep switching characteristics of single-gated feedback field-effect transistors

M Kim, Y Kim, D Lim, S Woo, K Cho, S Kim - Nanotechnology, 2016 - iopscience.iop.org
In this study, we propose newly designed feedback field-effect transistors that utilize the
positive feedback of charge carriers in single-gated silicon channels to achieve steep …

Steep Subthreshold Swing n- and p-Channel Operation of Bendable Feedback Field-Effect Transistors with p+–i–n+ Nanowires by Dual-Top-Gate Voltage …

Y Jeon, M Kim, D Lim, S Kim - Nano letters, 2015 - ACS Publications
In this study, we present the steep switching characteristics of bendable feedback field-effect
transistors (FBFETs) consisting of p+–i–n+ Si nanowires (NWs) and dual-top-gate structures …

Reconfigurable feedback field-effect transistors with a single gate

Y Lee, D Lim - Nanomaterials, 2023 - mdpi.com
In this study, we present a reconfigurable feedback field-effect transistor (FET) that can
operate in both p-and n-type configurations using a feedback mechanism. In contrast to …

A split-gate positive feedback device with an integrate-and-fire capability for a high-density low-power neuron circuit

KB Choi, SY Woo, WM Kang, S Lee, CH Kim… - Frontiers in …, 2018 - frontiersin.org
Hardware-based spiking neural networks (SNNs) to mimic biological neurons have been
reported. However, conventional neuron circuits in SNNs have a large area and high power …

Understanding of feedback field-effect transistor and its applications

C Lee, J Sung, C Shin - Applied Sciences, 2020 - mdpi.com
Feedback field-effect transistors (FBFETs) are devices based on a positive feedback loop in
which the electrons and holes in the channel region act on the energy states of the potential …

A compact artificial spiking neuron using a sharp-switching FET with ultra-low energy consumption down to 0.45 fJ/spike

Y Chen, K Xiao, Y Qin, F Liu… - IEEE Electron Device …, 2022 - ieeexplore.ieee.org
In this article, we first utilize a zero subthreshold swing and zero impact ionization FET (Z2-
FET) as an innovative artificial spiking neuron and demonstrate it with CMOS-compatible …

Polarity control of carrier injection for nanowire feedback field-effect transistors

D Lim, S Kim - Nano Research, 2019 - Springer
We present polarity control of the carrier injection for a feedback field-effect transistor
(FBFET) with a selectively thinned p+-in+ Si nanowire (SiNW) channel and two separate …