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Open AccessJournal ArticleDOI

Phase-preserving chirped-pulse optical parametric amplification to 17.3 fs directly from a Ti:sapphire oscillator

TLDR
Phase-stabilized 12-fs, 1-nJ pulses from a commercial Ti:sapphire oscillator are directly amplified in a chirped-pulse optical parametric amplifier and recompressed to yield near-transform-limited 17.3-fs pulses.
Abstract
Phase-stabilized 12-fs, 1-nJ pulses from a commercial Ti:sapphire oscillator are directly amplified in a chirped-pulse optical parametric amplifier and recompressed to yield near-transform-limited 17.3-fs pulses. The amplification process is demonstrated to be phase preserving and leads to 85‐µJ, carrier-envelope-offset phase-locked pulses at 1 kHz for 0.9 mJ of pump, corresponding to a single-pass gain of 8.5×104.

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Citations
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Journal ArticleDOI

Generation of intense, carrier-envelope phase-locked few-cycle laser pulses through filamentation

TL;DR: In this article, a carrier-envelope offset (CEO) phase locked few-cycle pulses are generated using self-guiding of intense 43-fs, 0.84 mJ optical pulses during propagation in a transparent noble gas.
Journal ArticleDOI

Trends in chirped pulse optical parametric amplification

TL;DR: In this article, the authors discuss the main issues of optical parametric chirped pulse amplification and overview recent progress in the field and discuss a broad class of femtosecond laser systems with output power ranging from a few gigawatts to hundreds of terawatts, with the potential of generating few-optical-cycle pulses at the petawatt power level.
Journal ArticleDOI

Mid-infrared difference-frequency generation of ultrashort pulses tunable between 3.2 and 4.8 μm from a compact fiber source

TL;DR: Values indicate that the tunable near-infrared input component is downconverted with a quantum efficiency that exceeds 30%.
Journal ArticleDOI

Parametric amplification of few-cycle carrier-envelope phase-stable pulses at 2.1 μm

TL;DR: An optical parametric chirped-pulse amplifier producing infrared 20 fs (3-optical-cycle) pulses with a stable carrier-envelope phase with well-suppressed background of parametric superfluorescence is demonstrated.
Journal ArticleDOI

Multimillijoule chirped parametric amplification of few-cycle pulses

TL;DR: In this article, the concept of optical parametric chirped-pulse amplification is applied to attain pulses with energies up to 8 mJ and a bandwidth of more than 100 THz.
References
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Journal ArticleDOI

Spectral phase interferometry for direct electric-field reconstruction of ultrashort optical pulses.

TL;DR: In this paper, a self-referencing interferometric technique for measuring the amplitude and phase of ultrashort optical pulses is presented, which uses a collinear geometry that requires no moving components.
Journal ArticleDOI

Carrier-envelope offset phase control: A novel concept for absolute optical frequency measurement and ultrashort pulse generation

TL;DR: In this paper, the carrier-envelope offset (CEO) phase was measured and stabilised with sub-femtosecond uncertainty in a mode-locked Ti:sapphire laser.
Journal ArticleDOI

Powerful femtosecond pulse generation by chirped and stretched pulse parametric amplification in BBO crystal

TL;DR: In this article, a parametrically amplified chirped pulses have been parametric amplified by a factor of ∼2×10 4 without bandwidth limitation in BBO crystal, and a special technique to match temporal profiles of signal and pump pulses was used.
Journal ArticleDOI

Sub-20-fs pulses tunable across the visible from a blue-pumped single-pass noncollinear parametric converter.

TL;DR: Femtosecond pulses with center wavelengths between 470 and 750 nm are generated in a single-stage type I BBO optical parametric amplifier pumped by a frequency-doubled 1-kHz Ti:sapphire amplifier.
Journal ArticleDOI

Visible pulse compression to 4 fs by optical parametric amplification and programmable dispersion control.

TL;DR: Angular dispersion of pump frequencies is shown to be an efficient mechanism for bandwidth enhancement in a noncollinear optical parametric amplifier and feedback for an iterative computer-controlled dispersion compensation algorithm is based on pulse characterization by second-harmonic generation frequency-resolved optical gating.
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