2024

Effect of Ag agglomeration-driven nanovoids formation on fatigue reliability of Cu–Ag alloy flexible interconnects

Seongi Lee¹, Jae-Myeong Shin¹, Jun Hyeok Hyun, In-Suk Choi, Young-Chang Joo, Byoung-Joon Kim*, So-Yeon Lee*

Journal of Materials Research and Technology, 2024, 29, 851-856

2024

Bonding structure and dry etching characteristics in amorphous B-C-N films for hardmask applications

Hongik Kim¹, Unggi Kim¹, Deokgi Hong, Sungtae Kim, Seungwu Han, Young-Chang Joo*, and So-Yeon Lee*

Carbon, 2024, 226, 119218

2024

Understanding the Electrical Characteristics of Electrochemical Metallization Memristors through Identification of Conduction Channel in Entire Active Area

Dokyun Kim¹, Unggi Kim, Sungjae Choi, and Young-Chang Joo*

Electronic Materials Letters, 2024, 20, 525-536

2024

Thermal and Electrical Properties Depending on the Bonding Structure of Amorphous Carbon Thin Films

Jae Young Hwang¹, Dokyun Kim¹, Hyejin Jang*, So-Yeon Lee*, and Young-Chang Joo*

Electronic Materials Letters, 2024, 20, 648-656

2024

Thermodynamic phase control of Cu-Sn alloy electrocatalysts for selective CO2 reduction

Soohyun Go, Woosuck Kwon, Deokgi Hong, Taemin Lee, Sang-Ho Oh, Daewon Bae, Jeong-Heon Kim, Seolha Lim, Young-Chang Joo, Dae-Hyun Nam*

Nanoscale Horizons, (2024)

2024

Fully Biodegradable Electrochromic Display for Disposable Patch

Se-Hun Kang, Ju-Yong Lee, Joo-Hyeon Park, Sung-Geun Choi, Sang-Ho Oh, Young-Chang Joo, Seung-Kyun Kang*

npj Flexible Electronics, 2024, 8, 72

2024

Porous Cu/C nanofibers promote electrochemical CO2-to-ethylene conversion via high CO2 availability

Daewon Bae, Taemin Lee, Woosuck Kwon, Sang-Ho Oh, Dae-Hyun Nam*

Journal of Materials Chemistry A, 2024, 12, 17295-17305

2024

Predictive synthesis of transition metal carbide via thermochemical oxocarbon equilibrium

Sang-Ho Oh, Dohun Kim, Ji-Yong Kim, Geosan Kang, Jooyoung Jeon, Miyoung Kim, Young-Chang Joo* and Dae-Hyun Nam*

Journal of the American Chemical Society, 2024, 146, 26, 17940-17955

2023

Effect of N doping on the microstructure and dry etch properties of amorphous carbon deposited with a DC sputtering system

Sungtae Kim¹, Min-Woo Jeong¹, Kuntae Kim, Ung-gi Kim, Miyoung Kim, So-Yeon Lee * and Young-Chang Joo*

RSC Advances, 2023, 13(3), 2131–2139

2023

Unravelling rate-determining step and consequence of O2- or H2O-assisted, wet CO transformation on catalytic CuO-CeO2 domains via interfacial engineering

Dong Ho Kim¹, Sang-Ho Oh¹, Heon Phil Ha, Young-Chang Joo*, Jongsik Kim*

Applied Surface Science, 2023, 614, 156099

2023

Copper Bonding Technology in Heterogeneous Integration

Yoon‑Gu Lee¹, Michael McInerney, Young‑Chang Joo, In‑Suk Choi* and Sarah Eunkyung Kim*

Electronic Materials Letters, 2023, 20, 1-25

2023

Thermomechanical Challenges of 2.5-D Packaging: A Review of Warpage and Interconnect Reliability

Hakjun Kim¹, Jae Young Hwang¹, Sarah Eunkyung Kim, Senior Member, IEEE, Young-Chang Joo*, and Hyejin Jang*

IEEE Transactions on Components, Packanging and Manufacturing Technology, 13(10) pp. 1624-1641

2023

Boron-doped amorphous carbon deposited by DC sputtering for a hardmask: Microstructure and dry etching properties

Sungtae Kim, Ung-gi Kim, Jinseok Ryu, Dokyun Kim, Miyoung Kim, Young-Chang Joo* and So-Yeon Lee*

Applied Surface Science, 2023, 637, 157895

2023

Selective hydrocarbon or oxygenate production in CO2 electroreduction over metallurgical alloy catalysts

Ji-Yong Kim¹, Heh Sang Ahn¹, Intae Kim¹, Deokgi Hong, Taemin Lee, Jaeyeon Jo, Hyeontae Kim, Min Kyung Kwak, Hyoung Gyun Kim, Geosan Kang, Soohyun Go, Wook Ha Ryu, Gun-Do Lee, Miyoung Kim, Dae-Hyun Nam*, Eun Soo Park* and Young-Chang Joo* | Nature Synthesis, 2023

2022

Stress Analysis of Tungsten Deposition in a 3D Trench Mold With Regard to Initial Nuclei Shape

Jong-Sung Lee, Suncheul Kim, Donghoon Han, Myoung-Gyu Lee*, Young‑Chang Joo*

IEEE Access, 2022, 10, 100675-100681

2022

Robust Co alloy design for Co interconnects using a self‑forming barrier layer

Cheol Kim, Geosan Kang, Youngran Jung, Ji‑Yong Kim, Gi‑Baek Lee, Deokgi Hong, Yoongu Lee, Soon‑Gyu Hwang, In‑Ho Jung, Young‑Chang Joo*

Scientific Reports, 2022, 12, 12291

2022

Interfacial Adhesion Energies of Uniformly Self‑Formed Cr2O3 Barriers for Advanced Co Interconnects

Seongi Lee, Soon‑Gyu Hwang, Gahui Kim, Cheol Kim, Woobin Kwon, Young‑Bae Park, Young‑Chang Joo*

Electronic Materials Letters, 2022, 18, 447–455

2022

Correlative study between the local atomic and electronic structures of amorphous carbon materials via 4D-STEM and STEM-EELS

Jinseok Ryu, Sangmin Lee, Sungtae Kim, Young-Chang Joo, Miyoung Kim*

Applied Physics Letters, 2022, 121, 042101

2022

Electrical Reliability of Flexible Silicon Package Integrated on Polymer Substrate During Repeated Bending Deformations

Tae-Wook Kim, Jae-Min Kim, Hyeon-Ji Yun, Jong-Sung Lee, Jae-Hak Lee, Jun-Yeob Song, Young-Chang Joo, Won-Jun Lee*, Byoung-Joon Kim*

Journal of Electronic Packaging, 2022, 144(4), 041017

2021

Phase Engineering of Transition Metal Dichalcogenides via a Thermodynamically Designed Gas-Solid Reaction

Geosan Kang, Deokgi Hong, Ji-Yong Kim, Gun-Do Lee, Sungwoo Lee*, Dae-Hyun Nam*, and Young-Chang Joo*

The Journal of Physical Chemistry Letters, 2021, 12(34), 8430-8439