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13 Results Found

  • Article
  • Open Access
19 Citations
4,613 Views
9 Pages

Prediction Model for Random Variation in FinFET Induced by Line-Edge-Roughness (LER)

  • Jinwoong Lee,
  • Taeeon Park,
  • Hongjoon Ahn,
  • Jihwan Kwak and ,
  • Taesup Moon and
  • Changhwan Shin
  • + 1 author+ 0 author

12 February 2021

As the physical size of MOSFET has been aggressively scaled-down, the impact of process-induced random variation (RV) should be considered as one of the device design considerations of MOSFET. In this work, an artificial neural network (ANN) model is...

(This article belongs to the Section Semiconductor Devices)
  • Article
  • Open Access
22 Citations
6,291 Views
11 Pages

30 November 2021

Although extreme ultraviolet lithography (EUVL) has potential to enable 5-nm half-pitch resolution in semiconductor manufacturing, it faces a number of persistent challenges. Line-edge roughness (LER) is one of critical issues that significantly affe...

(This article belongs to the Section B: Biology and Biomedicine)
  • Article
  • Open Access
539 Views
15 Pages

Effect of Acid-Labile Protecting-Group Structure on the Micrometer-Scale Patterning Performance of Core-First RAFT-Synthesized Three-Arm Photoresists

  • Jinyoung Kim,
  • Yura Choi,
  • Eunsu Park,
  • Kyeongjin Jang and ,
  • Hyungjun Noh and
  • Namchul Cho
  • + 1 author+ 0 author

12 September 2026

Controlling dimensional fidelity and line-edge roughness is important in chemically amplified negative-tone imaging. In this study, two three-arm random terpolymers containing different acid-labile protecting groups were synthesized via core-first re...

(This article belongs to the Section Polymer Chemistry)
  • Article
  • Open Access
9 Citations
10,252 Views
15 Pages

Impacts of Work Function Variation and Line-Edge Roughness on TFET and FinFET Devices and 32-Bit CLA Circuits

  • Yin-Nien Chen,
  • Chien-Ju Chen,
  • Ming-Long Fan,
  • Vita Pi-Ho Hu and ,
  • Pin Su and
  • Ching-Te Chuang
  • + 1 author+ 0 author

In this paper, we analyze the variability of III-V homojunction tunnel FET (TFET) and FinFET devices and 32-bit carry-lookahead adder (CLA) circuit operating in near-threshold region. The impacts of the most severe intrinsic device variations includ...

(This article belongs to the Special Issue Selected Papers from IEEE S3S Conference 2014)
  • Feature Paper
  • Article
  • Open Access
6 Citations
3,906 Views
12 Pages

Impact of Line Edge Roughness on ReRAM Uniformity and Scaling

  • Vassilios Constantoudis,
  • George Papavieros,
  • Panagiotis Karakolis,
  • Ali Khiat and ,
  • Themistoklis Prodromakis and
  • Panagiotis Dimitrakis
  • + 1 author+ 0 author

30 November 2019

We investigate the effects of Line Edge Roughness (LER) of electrode lines on the uniformity of Resistive Random Access Memory (ReRAM) device areas in cross-point architectures. To this end, a modeling approach is implemented based on the generation...

(This article belongs to the Section Electronic Materials)
  • Article
  • Open Access
4 Citations
4,989 Views
12 Pages

Resist-Free Directed Self-Assembly Chemo-Epitaxy Approach for Line/Space Patterning

  • Tommaso Jacopo Giammaria,
  • Ahmed Gharbi,
  • Anne Paquet,
  • Paul Nealey and
  • Raluca Tiron

7 December 2020

This work reports a novel, simple, and resist-free chemo-epitaxy process permitting the directed self-assembly (DSA) of lamella polystyrene-block-polymethylmethacrylate (PS-b-PMMA) block copolymers (BCPs) on a 300 mm wafer. 193i lithography is used t...

(This article belongs to the Special Issue Nanoscale Self-Assembly: Nanopatterning and Metrology)
  • Article
  • Open Access
7 Citations
2,860 Views
10 Pages

Impact of Process-Induced Variations on Negative Capacitance Junctionless Nanowire FET

  • Yejoo Choi,
  • Jinwoong Lee,
  • Jaehyuk Lim,
  • Seungjun Moon and
  • Changhwan Shin

In this study, the impact of the negative capacitance (NC) effect on process-induced variations, such as work function variation (WFV), random dopant fluctuation (RDF), and line edge roughness (LER), was investigated and compared to those of the base...

(This article belongs to the Section Semiconductor Devices)
  • Article
  • Open Access
32 Citations
17,448 Views
14 Pages

Molecular Modeling of EUV Photoresist Revealing the Effect of Chain Conformation on Line-Edge Roughness Formation

  • Juhae Park,
  • Sung-Gyu Lee,
  • Yannick Vesters,
  • Joren Severi and ,
  • Myungwoong Kim,
  • Danilo De Simone,
  • Hye-Keun Oh and
  • Su-Mi Hur
  • + 3 authors+ 0 author

22 November 2019

Extreme ultraviolet lithography (EUVL) is a leading-edge technology for pattern miniaturization and the production of advanced electronic devices. One of the current critical challenges for further scaling down the technology is reducing the line-edg...

(This article belongs to the Section Polymer Physics and Theory)
  • Article
  • Open Access
15 Citations
8,977 Views
19 Pages

Characterisation of the PS-PMMA Interfaces in Microphase Separated Block Copolymer Thin Films by Analytical (S)TEM

  • Julius Bürger,
  • Vinay S. Kunnathully,
  • Daniel Kool,
  • Jörg K. N. Lindner and
  • Katharina Brassat

13 January 2020

Block copolymer (BCP) self-assembly is a promising tool for next generation lithography as microphase separated polymer domains in thin films can act as templates for surface nanopatterning with sub-20 nm features. The replicated patterns can, howeve...

(This article belongs to the Special Issue Nanoscale Self-Assembly: Nanopatterning and Metrology)
  • Article
  • Open Access
2,646 Views
14 Pages

Strategies for Managing Charge in Electron-Beam Lithography on Glass

  • Zhongyang Liu,
  • Yue Chen,
  • Leyang Dang,
  • Wenwu Zhang and ,
  • Luwei Wang and
  • Junle Qu
  • + 1 author+ 0 author

31 December 2025

Optical metasurfaces fabricated via electron beam lithography (EBL) are increasingly pivotal for biosensing and bioimaging applications. However, charge accumulation on insulating glass substrates persists as a critical barrier, causing distortion of...

(This article belongs to the Section Optoelectronics and Optical Materials)
  • Article
  • Open Access
5,037 Views
18 Pages

SPICE-Compatible Degradation Modeling Framework for TDDB and LER Effects in Advanced Packaging BEOL Based on Ion Migration Mechanism

  • Shao-Chun Zhang,
  • Sen-Sen Li,
  • Ying Ji,
  • Ning Yang and ,
  • Yuan-Hao Shan,
  • Li Hong,
  • Hao-Gang Wang,
  • Wen-Sheng Zhao and
  • Da-Wei Wang
  • + 4 authors+ 0 author

29 June 2025

The time-dependent dielectric breakdown (TDDB) degradation mechanism, governed by the synergistic interaction of multiphysics fields, plays a pivotal role in the performance degradation and eventual failure of semiconductor devices and advanced packa...

(This article belongs to the Special Issue Advanced Interconnect and Packaging, 3rd Edition)
  • Article
  • Open Access
8 Citations
4,718 Views
14 Pages

Coarse-Grained Modeling of EUV Patterning Process Reflecting Photochemical Reactions and Chain Conformations

  • Tae-Yi Kim,
  • In-Hwa Kang,
  • Juhae Park,
  • Myungwoong Kim and ,
  • Hye-Keun Oh and
  • Su-Mi Hur
  • + 1 author+ 0 author

22 April 2023

Enabling extreme ultraviolet lithography (EUVL) as a viable and efficient sub-10 nm patterning tool requires addressing the critical issue of reducing line edge roughness (LER). Stochastic effects from random and local variability in photon distribut...

(This article belongs to the Section Polymer Chemistry)
  • Article
  • Open Access
6 Citations
4,572 Views
23 Pages

True 3D Nanometrology: 3D-Probing with a Cantilever-Based Sensor

  • Jan Thiesler,
  • Thomas Ahbe,
  • Rainer Tutsch and
  • Gaoliang Dai

31 December 2021

State of the art three-dimensional atomic force microscopes (3D-AFM) cannot measure three spatial dimensions separately from each other. A 3D-AFM-head with true 3D-probing capabilities is presented in this paper. It detects the so-called 3D-Nanoprobe...

(This article belongs to the Special Issue Cantilever Sensors for Industrial Applications)