3.2 國立高雄師大物理所碩士班畢業

3.2 國立高雄師大物理所碩士班畢業

Light Source

MASER; (micro-wave) Townes et al. 1964 Nobel Prize
LASER; (FIR) (NIR) (visible) (UV)
Synchrotron Radiation: (Soft X-ray) SPRING-8
Atomic Laser 1997 Nobel Prize Laser cooling: Bose-Einstein

Light Amplification by the Stimulated Emission of Radiation (LASER)

(Pumping-source)=>(resonator)=>(feed-back)
(Stimulated emission)
(Population inversion)
(Low divergence)
(High coherence)
(Ultra-fast mode-locked pulse)
(High intensity)
(High polarization)

Mode:

(Continuous Wave )
(Pulse) Q-switched, mode-locked

Energy level model

(Three level)
(Four level)

Nd family laser

Nd: YAG
Nd: YLF
Nd: Glass
Nd: YVO4

Ultra fast laser

(Ruby)
(Ti: sapphire)

(Semiconductor Laser)

InGaN

GaAs

(LED)
(Laser Diode, LD)
(Laser Amplifier, LA)
(Photo detector)

Mode-locked technique

(Active mode locking)
(Passive mode locking)
(Additive mode locking)
(Self mode locking)

Non-Linear Optics; NLO

(Bi-refrigent)
(Phase matching) (Quasi-PM)
(Second harmonic generation, SHG)

LBO in Ti: sapphire Laser
BBO
LiNbO3
KDP in auto-correlator
DDP
ADP

(GVD: Group velocity dispersion)
(SPM: Self phase modulation)
(OKE: Optical Kerr effect: self focusing)
(Grating double-prisms)

Domains

(Time domain): (gain dynamics)

(Frequency domain): (index dynamics)

Theory
- (Carrier depletion)
- (Carrier heating)

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