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Akademický článek

Enhancing Charge Trapping Performance of Hafnia Thin Films Using Sequential Plasma Atomic Layer Deposition

Autor: So-Won Kim, Jae-Hoon Yoo, Won-Ji Park, Chan-Hee Lee, Joung-Ho Lee, Jong-Hwan Kim, Sae-Hoon Uhm, Hee-Chul Lee

Publikováno v: Nanomaterials, Vol 14, Iss 20, p 1686 (2024)

We aimed to fabricate reliable memory devices using HfO2, which is gaining attention as a charge-trapping layer material for next-generation NAND flash memory. To this end, a new atomic layer deposition process using sequential remote plasma (RP) and

Externí odkaz: https://doaj.org/article/a009560ee3c94ae9b861118dcb7fa76d

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Akademický článek

Limnonema gen. nov. (Aerosakkonemataceae, Cyanobacteria): Two Novel Species from Republic of Korea Characterized by Morphological and Molecular Analyses

Autor: Ji-Ho Song, So-Won Kim, Nam-Ju Lee, Do-Hyun Kim, Hye-Ryeung Wang, Ok-Min Lee

Publikováno v: Diversity, Vol 15, Iss 12, p 1174 (2023)

In this study, 18 strains of cyanobacteria were isolated from seven sites, including the Han River and Anseong Stream in Republic of Korea, and we propose these isolated strains as Limnonema gen. nov., belonging to the Aerosakkonemataceae family of t

Externí odkaz: https://doaj.org/article/3ac33d3c4cf04d6ca3c8eb8bb763ac14

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Akademický článek

Preparation of Remote Plasma Atomic Layer-Deposited HfO2 Thin Films with High Charge Trapping Densities and Their Application in Nonvolatile Memory Devices

Autor: Jae-Hoon Yoo, Won-Ji Park, So-Won Kim, Ga-Ram Lee, Jong-Hwan Kim, Joung-Ho Lee, Sae-Hoon Uhm, Hee-Chul Lee

Publikováno v: Nanomaterials, Vol 13, Iss 11, p 1785 (2023)

Optimization of equipment structure and process conditions is essential to obtain thin films with the required properties, such as film thickness, trapped charge density, leakage current, and memory characteristics, that ensure reliability of the cor

Externí odkaz: https://doaj.org/article/ecb51cbfc56243eeb19deecf206f81ed

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Akademický článek

Design and Preparation of Self-Oscillating Actuators Using Piezoelectric Ceramics with High Coupling Factors and Mechanical Quality Factors

Autor: So-Won Kim, Hee-Chul Lee

Publikováno v: Micromachines, Vol 13, Iss 2, p 158 (2022)

Piezoelectric material properties were optimized to develop materials for an ultrasonic vibrator targeting a high vibration efficiency. Herein, novel materials were developed using a composition represented by 0.08Pb(Ni1/3Nb2/3)O3-0.07Pb(Mn1/3Nb2/3)O

Externí odkaz: https://doaj.org/article/ec11402ec1554eaeaafdb964e45d6148

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Akademický článek

Sex differences in the role of AKAP12 in behavioral function of middle-aged mice

Autor: Hidehiro Ishikawa, Shintaro Kimura, Hajime Takase, Maximillian Borlongan, Norito Fukuda, Tomonori Hoshino, Gen Hamanaka, Ji Hyun Park, Akihiro Shindo, Kyu-Won Kim, Irwin H. Gelman, Josephine Lok, Eng H. Lo, Ken Arai

Publikováno v: Biology of Sex Differences, Vol 15, Iss 1, Pp 1-12 (2024)

Abstract A-kinase anchoring protein 12 (AKAP12) is a key scaffolding protein that regulates cellular signaling by anchoring protein kinase A (PKA) and other signaling molecules. While recent studies suggest an important role for AKAP12 in the brain,

Externí odkaz: https://doaj.org/article/783e15139445421ea37939fd2508fa49

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