Sunmi Shin

A role-separated multimodal foundation-model framework for cross-modal verification of process-microstructure-B50 relations in non-oriented electrical steel

MinSang Yu, Ho Sung Jang, Sunmi Shin, Sungjin Kim et autres

Non-oriented electrical steel (NOES) is a core soft magnetic material for electric motors, its flux density B50 indicating efficiency. Because B50 is governed mainly by texture and grain morphology, relating it to microstructure and verifying that relation is more informative than prediction …

kr (code pays fourni par la source)

( Invited ) Scalable Thermoelectric Device Using 2D Mxene and Its Application As Power Supply

Deepa Madan, Jiyuan Huang, Srushti Kulkarni, Priyanshu Banerjee et autres

Additive manufacturing has emerged as a time-, energy-, and cost-efficient approach for fabricating thermoelectric generators (TEGs). Although early results are promising, progress has been limited by the need for high-temperature, long-duration curing steps to achieve high-performance thermoelectric (TE) films. This work investigates …

us, ae, sg (code pays fourni par la source)

Self-supervised learning for grain size prediction in Fe-Si alloy steel sheets: A TabNet-based approach with explainable AI validation

JunSeo Ha, Ho Sung Jang, Sunmi Shin, Sungjin Kim et autres

Conventional grain size measurement methods for Non-Oriented Electrical Steel (NOES), such as chemical etching and optical microscopy, are destructive and unsuitable for full-scale inspection. In addition, the high cost of acquiring labeled grain size data constrains the generalization of conventional supervised machine …

kr (code pays fourni par la source)

A role-separated multimodal foundation-modal framework for cross-modal verification of process-microsturcture-B50 relations in non-oriented electrical steel

MinSang Yu, Ho Jang, Sunmi Shin, S H Kim et autres

kr (code pays fourni par la source)

Crystallinity-Preserving Atomic Layer Etching of Ultrathin In 2 O 3 for Stable Oxide Nanoelectronics

Min Chan Kim, Hae Lin Yang, Ji Hyun Gwoen, Sunmi Shin et autres

Indium oxide (In 2 O 3 ) is a promising channel material for advanced electronics, offering high electron mobility, a wide bandgap, and excellent compatibility with atomic layer deposition (ALD). However, conventional bottom-up ALD processes cannot achieve and sustain ultrathin crystalline layers …

kr (code pays fourni par la source)

An n‐type Polymer with High‐Performance Thermoelectric Properties by Solvent‐Mediated Oxidation

Zhijun Chen, Yue Wen, Yu Lin Hu, Chunlin Wu et autres

Abstract Organic thermoelectric (OTE) materials are interesting because they can have the merits of high mechanical flexibility, lightweight, and low or no toxicity over inorganic thermoelectric (TE) materials. Both p ‐ and n ‐type OTE materials are required for efficient TE conversion. …

sg, cn (code pays fourni par la source)

Predicting Grain Size of Fe Si Alloys Steel Sheet through Magnetic Properties and Machine Learning with XAI

Jae-Geun Ha, Ho Sung Jang, Sunmi Shin, Chang‐Soo Park et autres

Measuring the grain size of electrical steel is important for understanding its properties, but until now studies have attempted this using experimental equations or machine learning (ML), resulting in limited models. This study applied three ML and Explainable-AI (XAI) to analyze magnetic …

Fluidity Enhancement of Pure Aluminum Using Oxygen-Replacing Die Casting

Ho-Jong Kang, Ho-sung Jang, Pil-hwan Yoon, Gyu-heun Lee et autres

kr (code pays fourni par la source)

Strategic Mobility Engineering in 2D Semiconductor‐based FETs for Enhanced Electronic Devices

Sheila Sim, Sichao Li, Weifan Cai, Bin Yu et autres

As silicon-based electronics approach the physical limits of Moore's Law, 2-Dimensional (2D) semiconductors emerge as promising candidates for next-generation electronic devices due to their atomic-scale thickness and inherently high carrier mobilities. These materials offer superior electrostatic control, mitigating short-channel effects while enabling …

sg, cn, hk (code pays fourni par la source)

Dual-channel phonon transport in two-dimensional materials with low thermal conductivity

Yi-Ming Zhao, Xiwen Zhang, Chun Zhang, Sunmi Shin et autres

The approach of solving the Boltzmann transport equation (BTE) is widely used to evaluate the thermal conductivity and screen low thermal conductivity materials for thermoelectric applications, where phonon transport is approximated as particlelike propagation. Phonon transport through a wavelike tunneling channel, as …

sg, cn (code pays fourni par la source)

(Invited) scalable and Environmentally Friendly Flexible Mxene-Tetrahedrites Thermoelectrics for Next Generation Wearable Devices

Deepa Madan, Priyanshu Banerjee, Jiyuan Huang, Jacob Lombardo et autres

Traditional thermoelectric generators (TEGs) for harvesting low waste heat energy in room-temperature environments face scalability challenges due to high-temperature, long-duration curing processes and the use of rare-earth and toxic chalcogenides like Bismuth Telluride. Additive manufacturing has been investigated as a more time-, …

Quasi-Ballistic Heat Conduction of Long-Range Surface Phonon Polaritons Coupled to Thermal Reservoirs

Sichao Li, Rosmin Elsa Mohan, Jingxuan Wang, Hong‐Son Chu et autres

Rigorous thermal control at the nanoscale has become essential with the miniaturization of electronic devices. However, heat transfer in such structures is hindered by increased boundary scatterings and reduced thermal conductivity. Surface phonon polaritons (SPhPs), arising from the coupling of optical phonons …

sg, si (code pays fourni par la source)