Outstanding temperature- and electric field-independent dielectric characteristics of KNbO3-BaTiO3 ceramic for X9R MLCC application

In-Su Kim, San Kwak, Byeong-Jae Min, Bumjoo Kim, Geun-Soo Lee, Jeong-Woo Jang, Sahn Nahm

Journal of Alloys and Compounds, 2024, Open Access

https://doi.org/10.1016/j.jallcom.2024.176363

Investigation of the structural and piezoelectric characteristics of (1-x)Pb(Zr, Ti)O3-xPb(Zn0.4Ni0.6)1/3Nb2/3O3 ceramics with R-PC-T multistructure

Geun-Soo Lee, Jung-Soo Kim, Seung-Hyun Kim, San Kwak, Byeong-Jae Min, Sahn Nahm 

Journal of the European Ceramic Society, 2024, Open Access

https://doi.org/10.1016/j.jeurceramsoc.2024.04.077

Advanced Energy Materials, 2024, Open Access

https://doi.org/10.1002/aenm.202400787

Effects of diamond as a main carbon source on the fabrication and mechanical properties of reaction-bonded SiC

Jun Hyung Park, Dong Jun Kim, Seong Won Kim, Mi Rae Youm, Sahn Nahm, Sang Whan Park

Ceramics International, 2024, Open Access

https://doi.org/10.1016/j,ceramint.2024.06.325

Enhanced Color-Preserving Radiative Coolers for Versatile Architectural Applications

June Tae Kim, Seung Kyu Jeon, Min Seong Kim, Dong Hun Yeo, Sahn Nahm, Yeong Jae Kim, Gil Ju Lee

Advanced Optical Materials, 2024, Open Access

https://doi.org/10.1002/adom.202400144

Fabrication and physical properties of Na(Nb1-xSbx)O3 templates for the [001]-texturing of KNN-based ceramics

Seok-June Chae, Geun-Soo Lee, Seung-Hyun Kim, In-Su Kim, Jung-Soo Kim, San Kwak, Byeong-Jae Min, Seok-Jung Park, Sahn Nahm

Journal of Alloys and Compounds, 2024, Open Access

https://doi.org/10.1016/j.jallcom.2024.174611

Effect of crystal structure on the improvement of the piezoelectric properties for [001]-textured PZT-PNN piezoceramics

Recent Developments in (K, Na)NbO3-Based Lead-Free Piezoceramics

Geun-Soo Lee, Jung-Soo Kim, Seung-Hyun Kim, San Kwak, Bumjoo Kim, In-Su Kim, Sahn Nahm

Micromachines, 2024, Open Access

https://doi.org/10.3390/mi15030325

In-situ fabrication and characterization of W-ZrC composites via pressureless reaction sintering

Minsoo Nam, Jaehyeong Choi, Inho Jung, Sahn Nahm, Seongwon Kim

International Journal of Refractory Metals and Hard Materials, 2024, Open Access

https://doi.org/10.1016/j.ijrmhm.2024.106573

Optimized physical properties of [001]-textured (Na, K)NbO₃-based lead-free piezoceramics for high power piezoelectric energy harvesters

Seok-June Chae, Seung-Hyun Kim, In-Su Kim, Geun-Soo Lee, Seok-Jung Park, Sahn Nahm

Journal of Materials Chemistry C, 2024, Open access

http://doi.org/10.1039/D3TC03601D

Excellent thermal stability of dielectric properties of (1-x)(K_0.8Na_0.2)NbO₃-xBaTiO₃ ceramics for application in X9R multilayer ceramic capacitors

Seok June Chae, Seok Jung Park, In Su Kim, San Kwak, Hyun Ryu, Sahn Nahm

Journal of the European Ceramic Society, 2024, Open access

http://doi.org/10.1016/j.jeurceramsoc.2024.01.003

Effect of LiSbO₃ and SrZrO₃ doping on the piezoelectric properties and microstructural behavior of K_0.5Na_0.5NbO₃ ceramics

Woo-seop Shin, Su-mi Kim, Eun-ji Kim, Do-kyum Kim, Seong-Uk Oh, Jung-A Lee, Young-Woo Heo, Joon-Hyung Lee, Sahn Nahm

Journal of the Korean Ceramic Society, 2024, Open access

https://doi.org/10.1007/s43207-023-00356-8

Realization of Self-Rectifying and Self-Powered Resistive Random-Access Memory Memristor Using [001]-Oriented NaNbO₃ Film Deposited on Sr₂Nb₃O₁₀ Nanosheet at Low Temperatures 

In-Su Kim, Bumjoo Kim, Seok-June Chae, Sahn Nahm 

Advanced Intelligent Systems, 2023, Open access

https://doi.org/10.1002/aisy.202300634

Piezoelectric properties of [001]-textured (K, Na)(Nb, Sb)O₃-CaZrO₃-(Ag, Bi)ZrO₃ ceramics and their application in panel loudspeakers

Su-Hwan Go, Yeon-Gyeong Chae, Seok-June Chae, Eun-Ji Kim, Hyeon-Min Yu, Wan-Ho Cho, Sahn Nahm

Journal of Alloys and Compounds, 2023, 968

https://doi.org/10.1016/j.jallcom.2023.171958

[001]-texturing of (K, Na)NbO₃-based piezoceramics with a pseudocubic structure and their application to piezoelectric devices

Su-Hwan Go, Seok-Jung Park, Seung-Hyun Kim, Seok-June Chae, Eun-Ji Kim, Geun-Su Lee, Sahn Nahm 

Journal of Materiomics, 2023(available online) 

https://doi.org/10.1016/j.jmat.2023.08.014

Direct Printing of Ultrathin Block Copolymer Film with Nano-in-Micro Pattern Structures

Tae Wan Park, Young Lim Kang, Eun Bin Kang, Hyunsung Jung, Seoung-Ki Lee, Geon-Tae Hwang, Jung Woo Lee, Si-Young Choi, Se-Hun Kwon, Kwang Ho kim, Woon Ik Park, Sahn Nahm

Advanced Science, 2023 (Open Access)

https://doi.org/10.1002/advs.202303412

Enhanced Moisture Resistance of Salt Core through 2D Kaolinite Colloidal Solution Coating

So-Yeon Yoo, Ahrom Ryu, Min-Seok Jeon, Dongkyun Kim, Kiwon Hong, Ji-Won Choi, Sahn Nahm

Journal of Sensor Science and Technology, 2023, 32(3) p154-158

https://doi.org/10.46670/JSST.2023.32.3.154

Layer control of Sr_1.8Bi_0.2Na_n-3Nb_nO_3n+1 (n = 3-5) perovskite nanosheets: dielectric to ferroelectric transition of film deposited by Langmuir Blodgett method

So-Yeon Yoo, Haena Yim, Ahrom Ryu, Chansoo Yoon, Bae Ho Park, Ji-Won Choi, Sahn Nahm

npj 2D Materials and Applications, 2023 7(1) 

https://doi.org/10.1038/s41699-023-00418-9

Improving the Mechanical Properties of Salt Core through Reinforcing Fibers

Ryu Ah-rom, Ji-Won Choi, So-Yeon Yoo, Minseok Jeon , Dongkyun Kim, Kiwon Hong, Sahn Nahm 

Journal of Sensor Science and Technology, 2023, 32(3) p159-163

https://doi.org/10.46670/JSST.2023.32.3.159 

Relationship between color changes and ternary eutectic reaction in Yb/Y-co-doped SiAlON ceramics

Jae-Hyeong Choi, Sung-Min Lee, Seongwon Kim, Sahn Nahm

Ceramics International, 2023, (Available online)

https://doi.org/10.1016/j.ceramint.2023.07.139