Analog/RF Performance Projection of Ultra-Steep Si Doped HfO2 Based Negative Capacitance Electrostatically Doped TFET: A Process Variation Resistant Design

S Singh, S Singh - Silicon, 2022 - Springer
The incorporation of Si doped Hf O 2 in negative capacitance electrostatically doped TFET
realizes ultra-steep and process variation resistant structure. Here, Si: Hf O 2 is the gate …

Trench IGBT with stepped doped collector for low energy loss

M Vaidya, A Naugarhiya, S Verma - Semiconductor Science and …, 2020 - iopscience.iop.org
In this paper, a novel technique of variation doping profile in collector region for trench IGBT
is proposed. The collector region is segregated in three sections such that the section with …

Lateral variation-doped insulated gate bipolar transistor for low on-state voltage with low loss

M Vaidya, A Naugarhiya, S Verma… - IEEE Electron Device …, 2020 - ieeexplore.ieee.org
In this letter, a new structure of Insulated Gate Bipolar Transistor (IGBT) with lateral variation
doping concept in epitaxial region is presented. In the drift region, the lateral variation …

1.4 kv planar gate superjunction igbt with stepped doping profile in drift and collector region

N Gupta, A Naugarhiya - Silicon, 2021 - Springer
In this paper, stepped doping profile in alternate pillars and collector region of superjunction
IGBT structure is presented. The proposed device structure consists of lightly and heavily …

Workfunction engineered stepped gate SJ UMOS with reduced specific resistance for high speed applications

P Nautiyal, A Naugarhiya, S Verma - Semiconductor Science and …, 2019 - iopscience.iop.org
In this paper, trench superjunction MOS (SJ UMOS) utilizing workfunction engineered
stepped gate for performance enhancement is proposed. N+ polysilicon (Φ m= 4.17 eV) …

An assessment of step patterned gate oxide superjunction trench mosfet for potential benefits

P Nautiyal, A Naugarhiya, S Verma - Journal of Electronic Materials, 2019 - Springer
A 600 V-class step patterned gate oxide trench (SPGOT) superjunction vertical device
incorporating gate engineering is proposed in this paper. An n^+ n+ polysilicon gate is …

Electrical characteristic investigation of variation vertical doping superjunction UMOS

P Nautiyal, A Agrawal, S Kumari, H Sahu… - 2019 IEEE 16th India …, 2019 - ieeexplore.ieee.org
Superjunction UMOS (SJ UMOS) with variation vertical doping in the drift region is
presented in this paper. The N-drift region of proposed structure is doped in a manner that …

Performance evaluation of superjunction UMOS with dual polysilicon gate

P Nautiyal, A Naugarhiya, S Verma - Materials Today: Proceedings, 2021 - Elsevier
Abstract A modified Superjunction (SJ) UMOS employing dual polysilicon material that is P+
polysilicon and N+ polysilicon on lower and upper portion of gate respectively is proposed in …

An improved SJ UMOS with modified gate electrode to reduce gate charge

PK Kushwaha, P Nautiyal, A Gupta… - 2019 9th Annual …, 2019 - ieeexplore.ieee.org
An improved superjunction (SJ) device structure with modified gate electrode has been
proposed in this paper. The trench gate has been altered to reduce gate capacitance …

Gate Engineered Vertical Mosfet with Reduced Specific Resistance and Switching Delay

A Naugarhiyaa, S Singha, P Nautiyala… - ICT for Competitive …, 2020 - taylorfrancis.com
An enhanced device structure employing gate engineering on the planar gate power
VDMOS has been implemented here. The device GE VDMOS employs N+ and P+ …