Joonhoi Koo

发表

Nanosecond pulse generation from actively Q-switched thulium-doped fiber laser using a high-speed optical switch

Woojin Shin, Joonhoi Koo, 2018, LASE.

A pulse-width-tunable, mode-locked fiber laser based on dissipative soliton resonance using a bulk-structured Bi2Te3 topological insulator

Ju Han Lee, Junsu Lee, Joonhoi Koo, 2016 .

Linearly polarized, Q-switched, erbium-doped fiber laser incorporating a bulk-structured bismuth telluride/polyvinyl alcohol saturable absorber

Ju Han Lee, Junsu Lee, Jinho Lee, 2016 .

Mode-locked, 1.94-μm, all-fiberized laser using WS₂ based evanescent field interaction.

Junsu Lee, Young Min Jhon, Minwan Jung, 2015, Optics express.

All-fiberized, passively Q-switched 1.06 μm laser using a bulk-structured Bi2Te3 topological insulator

Junsu Lee, Joonhoi Koo, Ju Han Lee, 2014 .

Chemical Wet Etching of an Optical Fiber Using a Hydrogen Fluoride-Free Solution for a Saturable Absorber Based on the Evanescent Field Interaction

Junsu Lee, Joonhoi Koo, Ju Han Lee, 2016, Journal of Lightwave Technology.

A femtosecond pulse fiber laser at 1935 nm using a bulk-structured Bi2Te3 topological insulator.

Junsu Lee, Kwanil Lee, Yong-Won Song, 2014, Optics express.

Femtosecond harmonic mode-locking of a fiber laser at 3.27 GHz using a bulk-like, MoSe2-based saturable absorber.

Junsu Lee, Young Min Jhon, Joonhoi Koo, 2016, Optics express.

All-fiber acousto-optic modulator based on a cladding-etched optical fiber for active mode-locking

Jihwan Kim, Joonhoi Koo, Ju Han Lee, 2017 .

Large energy, all-fiberized Q-switched pulse laser using a GNRs/PVA saturable absorber

Junsu Lee, Woojin Shin, Joonhoi Koo, 2015 .

All-normal-dispersion dissipative-soliton fiber laser at 1.06 µm using a bulk-structured Bi2Te3 topological insulator-deposited side-polished fiber

Junsu Lee, Joonhoi Koo, Ju Han Lee, 2014 .

Mode-locked pulse generation from an all-fiberized, Tm-Ho-codoped fiber laser incorporating a graphene oxide-deposited side-polished fiber.

Kwanil Lee, Young Min Jhon, Yong-Won Song, 2013, Optics express.

Passively Q-Switched 1.89-μm Fiber Laser Using a Bulk-Structured Bi2Te3 Topological Insulator

Junsu Lee, Minwan Jung, Joonhoi Koo, 2015, IEEE Journal of Selected Topics in Quantum Electronics.

Passively Q-switched 1.56 μm all-fiberized laser based on evanescent field interaction with bulk-structured bismuth telluride topological insulator

Junsu Lee, Joonhoi Koo, Ju Han Lee, 2014 .

Harmonically mode-locked femtosecond fiber laser using non-uniform, WS2-particle deposited side-polished fiber

Junsu Lee, Young Min Jhon, Joonhoi Koo, 2016 .

Femtosecond harmonic mode-locking of a fiber laser based on a bulk-structured Bi(2)Te(3) topological insulator.

Junsu Lee, Young Min Jhon, Joonhoi Koo, 2015, Optics express.

A Mode-Locked 1.91 µm Fiber Laser Based on Interaction between Graphene Oxide and Evanescent Field

Yong-Won Song, Minwan Jung, Joonhoi Koo, 2012 .

An all fiberized, 1.89-μm Q-switched laser employing carbon nanotube evanescent field interaction

Joonhoi Koo, Pulak Chandra Debnath, Ju Han Lee, 2012 .

A femtosecond pulse erbium fiber laser incorporating a saturable absorber based on bulk-structured Bi2Te3 topological insulator.

Junsu Lee, Young Min Jhon, Joonhoi Koo, 2014, Optics express.

Metallic MXene Saturable Absorber for Femtosecond Mode‐Locked Lasers

Young In Jhon, Young Min Jhon, Yury Gogotsi, 2017, Advanced materials.

A 3-D printed saturable absorber for femtosecond mode-locking of a fiber laser

Joonhoi Koo, Jinho Lee, Hojai Chung, 2019, Optical Materials.

A Q-switched, mode-locked fiber laser using a graphene oxide-based polarization sensitive saturable absorber

Joonhoi Koo, Pulak Chandra Debnath, Ju Han Lee, 2013 .