Browsing by Keywords "Fiber amplifiers"
Now showing items 1-15 of 15
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1 mJ pulse bursts from a Yb-doped fiber amplifier
(Optical Society of America, 2012-05)We demonstrate burst-mode operation of a polarization-maintaining Yb-doped fiber amplifier capable of generating 60 μJ pulses within bursts of 11 pulses with extremely uniform energy distribution facilitated by a novel ... -
33 Femtosecond Yb-doped optical frequency comb for frequency metrology applications
(Bilkent University, 2013)Optical frequency combs have enabled many applications (high precision spectroscopy, table-top optical frequency metrology, optical atomic clocks, etc.), received considerable attention and a Nobel Prize. In this thesis, ... -
50-W, 1.6-GHz pulse repetition rate from a burst-mode Yb-doped fiber laser
(Institute of Electrical and Electronics Engineers Inc., 2017)We report a 50-W average power Yb-doped fiber laser amplifier system. The laser system produces bursts at a minimum rate of 200 kHz, with 1.6 GHz intraburst repetition rate. The total energy delivers in a burst is 250 μJ ... -
All-fiber high-energy yb-doped fiber amplifier
(2009)We report a robust, all-fiber amplifier seeded by a fiber oscillator. Seed pulses at 1 MHz repetition rate are amplified up to 3 μJ, delivering 1 μJ-energy, 170 fs-long pulses. Duration reduces to 120 fs at 1 μJ amplifier ... -
Balancing gain narrowing with self phase modulation: 100-fs, 800-nJ from an all-fiber-integrated Yb amplifier
(IEEE Computer Society, 2013)There is much progress in Yb-fiber oscillator-amplifier systems, which enable generation of high-repetition-rate, microjoule energies and sub-picosecond pulse widths [1,2]. Given the extremely large total gain factors to ... -
Burst-mode thulium all-fiber laser delivering femtosecond pulses at a 1 GHz intra-burst repetition rate
(Optical Society of America, 2017)We report on the development of, to the best of our knowledge, the first ultrafast burst-mode laser system operating at a central wavelength of approximately 2 μm, where water absorption and, consequently, the absorption ... -
Burst-mode Yb fiber amplifier producing 30 μJ individual pulse energy
(2012)We report 30-μJ individual pulse energy for 150-ns long amplified bursts of 0.4 mJ total energy from a 1-kHz Yb-fiber amplifier. Non-uniformity of pulse energy distribution inside amplified bursts is significantly reduced. ... -
Femtosecond Yb-doped fiber laser system at 1 μm of wavelength with 100-nm bandwidth and variable pulse structure for accelerator diagnostics
(2007)Laser-based diagnostic systems play an increasingly important role in accelerator diagnostics in, for instance, electron bunch length measurements. To date, the laser system of choice for electro-optic experiments has been ... -
Fiber amplification of pulse bursts up to 20 μj pulse energy at 1 kHz repetition rate
(Optical of Society of America, 2011-08-23)We demonstrate burst-mode operation of a polarization-maintaining Yb-doped fiber amplifier. Groups of pulses with a temporal spacing of 10 ns and 1 kHz overall repetition rate are amplified to an average pulse energy of ... -
Influence of pump noise and modulation on in-fiber amplification of broadband pulses
(2011)We investigate experimentally and theoretically the coupling of pump laser modulation and noise fluctuations to the output power of a fiber amplifier for broadband pulse trains using the modulation transfer function approach. ... -
Innovative laser sources operating around 2 μm
(Elsevier B.V., 2016)We report on a variety of continuous wave and pulsed laser sources based on Thulium- and Holmium-doped materials, emitting in the spectral range around 2 μm. This includes continuous wave Thulium-doped fiber lasers which ... -
Microjoule pulse energies at 1 MHz repetition rate from an all-fiber nonlinear chirped-pulse amplifier
(2010)We report a 1-MHz robust, all-fiber amplifier-oscillator system. Amplified pulses of 3 μJ are externally compressed to 140 fs. The highest peak power from an integrated fiber source, up to 50 kW, is obtained. © 2010 Optical ... -
Nonlinearity Management: From Fiber Oscillators to Amplifiers
(Institute of Electrical and Electronics Engineers Inc., 2016)While the standard approach to performance scaling in fiber lasers seeks to reduce nonlinear effects through chirping or mode scaling, I will review recent progress in a complementary approach, whereby the governing dynamics ... -
Pulse fidelity control in a 20-μJ sub-200-fs monolithic Yb-fiber amplifier
(Pleiades Publishing, 2011-06-04)We discuss nonlinearity management versus energy scalability and compressibility in a three-stage monolithic 100-kHz repetition rate Yb-fiber amplifier designed as a driver source for the generation and tunable parametric ... -
Time-and position-dependent modeling of high-power low-repetition-rate Er-Yb-fiber amplifier
(IEEE Computer Society, 2013)There is rapid progress in the development of high-power fiber lasers due to their robust operation, low cost, high beam quality at high powers. There are various applications, such as laser sensing, LIDAR applications, ...
