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Related Experiment Video

Updated: Jun 19, 2026

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

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Mode-locked all-solid-state diode-pumped Cr:LiSAF laser.

P M French, R Mellish, J R Taylor

|October 16, 2009

Summary

This summary is machine-generated.

This study demonstrates the first diode-pumped mode-locked Chromium-doped Lithium Safire laser (Cr:LiSAF). Both active and passive mode-locking techniques successfully generated continuous-wave picosecond pulse trains.

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Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

Published on: April 24, 2014

Area of Science:

Laser Physics
Solid-State Lasers
Optoelectronics

Background:

Mode-locked lasers are crucial for generating ultrashort optical pulses.
Diode-pumping offers an efficient and compact alternative to traditional laser pumping methods.
Chromium-doped lasers, such as Cr:LiSAF, are known for their tunable and broad emission properties.

Purpose of the Study:

To demonstrate the first diode-pumped mode-locked Chromium-doped Lithium Safire laser (Cr:LiSAF).
To investigate the feasibility of both active and passive mode-locking techniques in this laser system.
To characterize the output pulse properties, specifically the generation of picosecond pulses.

Main Methods:

Utilized a diode-pumped laser architecture.
Implemented active mode-locking using an acousto-optic modulator.
Employed resonant passive mode-locking with a multiple-quantum-well absorber in an external cavity.
Generated continuous-wave (cw) pulse trains.

Main Results:

Successfully demonstrated a diode-pumped mode-locked Cr:LiSAF laser for the first time.
Achieved continuous-wave trains of picosecond pulses using both active and passive mode-locking methods.
Confirmed the viability of diode-pumping for mode-locked Cr:LiSAF laser operation.

Conclusions:

Diode-pumped mode-locked Cr:LiSAF lasers are feasible and represent a novel development.
Both active and passive mode-locking are effective techniques for generating picosecond pulses from this laser system.
This work opens avenues for compact and efficient sources of ultrashort laser pulses.