연구

연구부소개

연구부소개

Research Field

Cutting-edge fiber lasers for space/defense/basic science
AI-based applied photonics system
Specialty optical fiber sensor technologies
Fiber lasers

- High power at 1, 1.5 & 2um (CW, Pulsed, ultrafast)
- High power at visible & Mid-IR (CW, pulsed)

Advanced analysis/Adaptive-control

Modal decomposition
Adaptive-control system

Research Achievement

High power CW/pulsed 1/ 1.5/ 2um fiber lasers (~ kW CW@1um)
High power visible & Mid-IR lasers (000 W pulsed@532nm, 0 W pulsed@2~4um)
Numerical beam analysis/ polarization active-control systems
LADAR (eye-safe)




DIRCM (mid-IR)


High power fiber laser



Laser modal decomposition




Polarization active-control systems


Research Achievement

Development of optical fiber sensor systems
Optical fiber sensors for high-voltage electric power systems
Development of an interrogation system for optical fiber sensors
Development of specialty optical fiber devices and materials
All-fiber optical filter


Optical fiber sensor
interrogation system
154 kV OVT sensor


OVT sensor system
RE doped glass materials

Research Field

Femtosecond laser micro-machining
Optical devices based on metasurfaces
Optical fibers for orbital angular momentum modes
Femtosecond laser
micro-machining
Photonics with metasrufaces


PCF for OAM modes
THz spectroscopy

주요연구내용

THz system and applications
[테라헤르츠 통신]
[테라헤르츠 응용 및 소자]
Femtosecond laser micromachining
[Photonics with metasurfaces]
[PCF for OAM modes]
Femtosecond laser micro-machining
  • Optical devices : Optical waveguide, Optical coupler, Fiber Bragg Grating
  • Fiber optic devices : Lensed fiber, Side-fire optical fiber tip
  • Micromachining : Drilling, Cutting, Marking, 3D structuring, Hydrophobic&Hydrophilic
  • Bio-chip & Bio-MEMS : Bio-chip &sensor, Microfluidics, Laser machining of stent
  • Diffraction optical element : Fresnel Zone Plate, Micro-lens array
  • Industrial applications : Precision laser patterning of radar antenna for vehicle, Laser cleaving of optical fiber, Laser patterning of ITO/Graphene
< Optical devices >
< Fiber optic device >
< Micromachining >
< Bio-medical devices >
< Diffraction optical element(DOE) >
< Industrial applications >

주요연구내용

Developing laser micromachine system
Femtosecond laser micromachining for surface treatment
Quantum LIDAR Metrology system
[고속/고집속 레이저 스캐닝 장치 개발]
[Quantum LIDAR Metrology system]
[친/소수성 개질 항균 골절합용 플레이트 개발]