Germanium-tin nanolasers for high-density integration and low-power consumption

by Joo, Hyo Jun
Published 2024

Oxide thin-film transistor-based vertically stacked complementary inverter for logic and photo-sensor operations

by Joo, Hyo-Jun, Shin, Min-Gyu, Jung, Hwan-Seok, Cha, Hyun-Seok, Nam, Donguk, Kwon, Hyuck-In
Published 2020

Strain-relaxed GeSn-on-insulator (GeSnOI) microdisks

by Burt, Daniel, Joo, Hyo-Jun, Jung, Yongduck, Kim, Youngmin, Chen, Melvina, Huang, Yi-Chiau, Nam, Donguk
Published 2022

Enhanced GeSn microdisk lasers directly released on Si

by Kim, Youngmin, Assali, Simone, Burt, Daniel, Jung, Yongduck, Joo, Hyo-Jun, Chen, Melvina, Ikonic, Zoran, Moutanabbir, Oussama, Nam, Donguk
Published 2022

Optically pumped low-threshold microdisk lasers on a GeSn-on-insulator substrate with reduced defect density

by Jung, Yongduck, Burt, Daniel, Zhang, Lin, Kim, Youngmin, Joo, Hyo-Jun, Chen, Melvina, Assali, Simone, Moutanabbir, Oussama, Tan, Chuan Seng, Nam, Donguk
Published 2022

High-precision wavelength tuning of GeSn nanobeam lasers via dynamically controlled strain engineering

by Kim, Youngmin, Joo, Hyo-Jun, Chen, Melvina, Son, Bongkwon, Burt, Daniel, Shi, Xuncheng, Zhang, Lin, Ikonic, Zoran, Tan, Chuan Seng, Nam, Donguk
Published 2023

Biaxially strained germanium crossbeam with a high-quality optical cavity for on-chip laser applications

by Jung, Yongduck, Kim, Youngmin, Burt, Daniel, Joo, Hyo-Jun, Kang, Dong-Ho, Luo, Manlin, Chen, Melvina, Lin, Zhang, Tan, Chuan Seng, Nam, Donguk
Published 2021

Short-wave infrared cavity resonances in a single GeSn nanowire

by Kim, Youngmin, Assali, Simone, Joo, Hyo-Jun, Koelling, Sebastian, Chen, Melvina, Luo, Lu, Shi, Xuncheng, Burt, Daniel, Ikonic, Zoran, Nam, Donguk, Moutanabbir, Oussama
Published 2023

Tensile strained direct bandgap GeSn microbridges enabled in GeSn-on-insulator substrates with residual tensile strain

by Burt, Daniel, Zhang, Lin, Jung, Yongduck, Joo, Hyo-Jun, Kim, Youngmin, Chen, Melvina, Son, Bongkwon, Fan, Weijun, Ikonic, Zoran, Tan, Chuan Seng, Nam, Donguk
Published 2023

Efficient avalanche photodiodes with a WSe₂/MoS₂ heterostructure via two-photon absorption

by Son, Bongkwon, Wang, Yadong, Luo, Manlin, Lu, Kunze, Kim, Youngmin, Joo, Hyo-Jun, Yi, Yu, Wang, Chongwu, Wang, Qi Jie, Chae, Sang Hoon, Nam, Donguk
Published 2023

Enhanced second-harmonic generation in strained germanium-on-insulator microdisks for integrated quantum photonic technologies

by Tan, James, Shi, Xuncheng, Lu, Kunze, Joo, Hyo-Jun, Kim, Youngmin, Chen, Melvina, Zhang, Lin, Tan, Chuan Seng, Lim, Khee Yong, Quek, Elgin, Nam, Donguk
Published 2023

All-around HfO₂ stressor for tensile strain in GeSn-on-insulator nanobeam lasers

by Joo, Hyo-Jun, Kim, Youngmin, Chen, Melvina, Burt, Daniel, Zhang, Lin, Son, Bongkwon, Luo, Manlin, Ikonic, Zoran, Lee, Chulwon, Cho, Yong-Hoon, Tan, Chuan Seng, Nam, Donguk
Published 2024

1D photonic crystal direct bandgap GeSn-on- insulator laser

by Joo, Hyo-Jun, Kim, Youngmin, Burt, Daniel, Jung, Yongduck, Zhang, Lin, Chen, Melvina, Parluhutan, Samue Jior, Kang, Dong-Ho, Lee, Chulwon, Assali, Simone, Ikonic, Zoran, Moutanabbir, Oussama, Cho, Yong-Hoon, Tan, Chuan Seng, Nam, Donguk
Published 2022

Direct bandgap GeSn nanowires enabled with ultrahigh tension from harnessing intrinsic compressive strain

by Burt, Daniel, Joo, Hyo-Jun, Kim, Youngmin, Jung, Yongduck, Chen, Melvina, Luo, Manlin, Kang, Dong-Ho, Assali, Simone, Zhang, Lin, Son, Bongkwon, Fan, Weijun, Moutanabbir, Oussama, Ikonic, Zoran, Tan, Chuan Seng, Huang, Yi-Chiau, Nam, Donguk
Published 2022