Strain-engineered group IV light sources for photonic-integrated circuits

by Nam, Donguk
Published 2020

Elastic strain engineering of group IV materials for low-threshold on-chip lasers

by Nam, Donguk
Published 2020

Low-threshold germanium laser for chip-scale LiDAR

by Nam, Donguk
Published 2020

Room temperature lasing unraveled by a strong resonance between gain and parasitic absorption in uniaxially strained germanium

by Gupta, Shashank, Nam, Donguk, Vuckovic, Jelena, Saraswat, Krishna
Published 2018

Second-harmonic generation in germanium-on-insulator from visible to telecom wavelengths

by Wang, Yadong, Burt, Daniel, Lu, Kunze, Nam, Donguk
Published 2022

Negative thermal Hall conductance in a two-dimer Shastry-Sutherland model with a π-flux Dirac triplon

by Sun, Hao, Sengupta, Pinaki, Nam, Donguk, Yang, Bo
Published 2021

Strained germanium nanowire optoelectronic devices for photonic-integrated circuits

by Qi, Zhipeng, Sun, Hao, Luo, Manlin, Jung, Yongduck, Nam, Donguk
Published 2020

Ultrafast light emission at telecom wavelengths from a wafer-scale monolayer graphene enabled by Fabry-Perot interferences

by Lu, Kunze, Luo, Manlin, Wang, Yadong, Son, Bongkwon, Yu, Yi, Nam, Donguk
Published 2022

Band structure and optical properties of uniaxial tensile strained Ge and Ge quantum well

by Fan, Weijun, Tan, Chuan Seng, Wang, Qi Jie, Nam, Donguk, Zhang, Dao Hua
Published 2020

Systematic study on photoexcited carrier dynamics related to defects in GeSn Films with low Sn content at room temperature

by Son, Bongkwon, Zhang, Lin, Jung, Yongduck, Zhou, Hao, Nam, Donguk, Tan, Chuan Seng
Published 2021

Strong second-harmonic generation by sublattice polarization in non-uniformly strained monolayer graphene

by Lu, Kunze, Luo, Manlin, Gao, Weibo, Wang, Qi Jie, Sun, Hao, Nam, Donguk
Published 2023

Heterostrain-enabled dynamically tunable moiré superlattice in twisted bilayer graphene

by Gao, Xuejiao, Sun, Hao, Kang, Dong-Ho, Wang, Chongwu, Wang, Qi Jie, Nam, Donguk
Published 2021

Extended-SWIR GeSn LEDs with reduced footprint and efficient operation power

by Atalla, Mahmoud R. M., Kim, Youngmin, Assali, Simone, Burt, Daniel, Nam, Donguk, Moutanabbir, Oussama
Published 2023

Resonant nanostructures for highly confined and ultra-sensitive surface phonon-polaritons

by Dubrovkin, Alexander M., Qiang, Bo, Salim, Teddy, Nam, Donguk, Zheludev, Nikolay I., Wang, Qi Jie
Published 2020

Band structure of Ge 1− x Sn x alloy : a full-zone 30-band k · p model

by Song, Zhigang, Fan, Weijun, Tan, Chuan Seng, Wang, Qijie, Nam, Donguk, Zhang, Dao Hua, Sun, Greg
Published 2019

Band structure of strained Ge 1− x Sn x alloy : a full-zone 30-band k · p model

by Song, Zhigang, Fan, Weijun, Tan, Chuan Seng, Wang, Qijie, Nam, Donguk, Zhang, Dao Hua, Sun, Greg
Published 2020

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

GeSn-on-insulator dual-waveband resonant-cavity-enhanced photodetectors at the 2 μm and 155 μm optical communication bands

by Chen, Qimiao, Wu, Shaoteng, Zhang, Lin, Burt, Daniel, Zhou, Hao, Nam, Donguk, Fan, Weijun, Tan, Chuan Seng
Published 2021

Rapid fabrication of complex nanostructures using room-temperature ultrasonic nanoimprinting

by Ge, Junyu, Ding, Bin, Hou, Shuai, Luo, Manlin, Nam, Donguk, Duan, Hongwei, Gao, Huajian, Lam, Yee Cheong, Li, Hong
Published 2021