ultrashort laser pulse generation
Generation of Ultrahigh Speed, Ultrashort Flat-Top Picosecond Electrical Pulses by Laser Pulse Shaping and Ultrafast Electro-Optics Sampling
... pulses, laser pulses are first longitudinally shaped through two sets of YVO4 crystals and then detected through ultrafast electro-optics ...the pulse repetition rate has not been changed in the pulse ...
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Ultrashort pulse generation from quantum dot semiconductor diode lasers
... two-section laser was 80GHz [41], when a 15-layer structure was ...one pulse was ...the pulse repetition rate is doubled. A variation of colliding pulse mode locking is harmonic mode locking, ...
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Generation and nonlinear propagation of ultrashort near infrared laser pulses
... Pulse amplitude fluctuations for the optimally mode-locked Nd:YAG were found to have two major components. (Optimal mode-locking is taken here to mean minimum pulse duration). The first component was a ...
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Parallel diffractive multi-beam ultrafast laser micro-processing
... successful generation of ultrashort pulses with mJ level pulse energy and kilo- hertz repetition rate, mode locking ...chirped pulse amplification [21-25] has been an important achievement in ...
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Generation and propagation of ultrashort laser pulses using nonlinear waveguides
... The pulse duration could be varied just simply by altering the length or the group- velocity-dispersion of the ...the pulse shortening resulting from the combined effect of self-phase- modulation and ...
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An ultrashort pulse ultra-violet radiation undulator source driven by a laser plasma wakefield accelerator
... In this Letter, we present a demonstration of a source of LWFA-driven narrow bandwidth undulator radiation in the vacuum ultra-violet (VUV) spectral range. LWFAs could ultimately serve the large user communities of next- ...
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Yb doped femtosecond lasers and their frequency doubling
... of ultrashort pulse generation while the subject of the second is solid state laser ...the generation of a sequence of intense bursts of pulses in the femtosecond ...the laser ...
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Optical micromanipulation using dispersion compensated and phase shaped ultrashort pulsed lasers
... 80MHz laser source and pulse shaper as the optical trapping system, as described in Chapter ...the pulse shaper from BioPhotonic Solutions, ...(SHG) generation/collection design to couple SHG ...
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Kirchner, Friedrich (2013): Ultrashort and coherent single-electron pulses for diffraction at ultimate resolutions. Dissertation, LMU München: Fakultät für Physik
... the pulse duration is limited to 100 ps ...ultrafast laser systems based on chirped-pulse amplification enabled the development of table-top hard x-ray plasma sources suitable for time-resolved ...
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Waveguide Structures for Generation of Terahertz Radiation by Electro-Optical Process in GaAs and Zugep2 Using 1.55μm Fiber Laser Pulses
... ultrafast laser, is a potential candidate that has a wide THz ...state laser that is currently being used as a pump source, is too expensive and ...fiber laser, is a ...fiber laser to use ...
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The role of laser wavelength and pulse frequency in inactivation of escherichia coli and listeria monocytogenes
... different laser wavelengths used, 40 ml of was used for both the control and the ...the pulse infra-red laser and the continuous wave UV-a ...the pulse green laser and pulse UV-A ...
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Optical micromanipulation using ultrashort pulsed laser sources
... Since then, supercontinuum generation techniques have advanced. Highly dis- persive photonic crystal bres have replaced water as the broadening medium. Holey, microstructured, and tapered photonic crystal bres ...
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Solitary Nanostructures Produced by Ultrashort Laser Pulse
... hydrodynamic interaction, melting and separation of the film from substrate with velocity increasing with increase of absorbed fluence; (ii) the capillary forces decelerating expansion of the expanding flying film; and ...
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Full Width at Half Maximum (FWHM) Analysis of Solitonic Pulse Applicable in Optical Network Communication
... The input Gaussian laser pulse with power of 2W is introduced into the MRR's system shown in Figure 4(a). The output powers from three ring resonators are shown in Figures 4(b-d), where Figures 4(e-f) show ...
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Development and characterized of microcontroller based xenon flashlamp driver circuit
... Pengepaman optik menggunakan lampu kilat merupakan teknik yang dipilih dalam laser pepejal. Lampu kilat xenon merupakan peranti yang menghasilkan spektrum tenaga yang banyak dalam tempoh denyut yang singkat. Xenon ...
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Ultrashort electric pulse induced changes in cellular dielectric properties
... 5.2 lm. This is smaller than the radius of 7–8 lm reported by other groups [20] but agrees well with the radius of 5.18 lm obtained by another group [21]. Smaller cells could appear for a number of reasons, such as cell ...
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Ultrashort electromagnetic pulse control of intersubband quantum well transitions
... the ultrashort nature of the applied field, and show that high-efficiency popula- tion inversion is possible for specific pulse ...the pulse is also ...to pulse area. However, a π pulse ...
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Ultrafast non linear optics for telecommunication applications
... new laser designs using rare earth doped amplifier as the lasing ...fibre laser designs covering a broad range of wavelength and power offering a whole new range of applications for this ...
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Novel semiconductor based light sources
... easier pulse measurement to be carried out than is possible with the autocorrelator, especially given the long duration and low peak power of the pulses described later in the ...
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Fabrication of Micro Structures by Ultrashort Voltage Pulse Electrical Discharge Machining
... The influence of the open voltage and pulse width on EDM was investigated. The experiments were carried out on the polished 304 austenite stainless steel with 50 µm-length Pt electrode. The deionized water was ...
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