short laser pulse amplification
Kessel, Alexander (2017): Generation and parametric amplification of few-cycle light pulses at relativistic intensities. Dissertation, LMU München: Fakultät für Physik
... in laser development with ever increasing peak intensities, multi- ple other nonlinear effects were observed in the following ...of laser pulses in gas-filled capillaries ...in pulse energy allows to ...
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Dreher, Matthias (2005): Experimental Demonstration of Superradiant Amplification of Ultra-Short Laser Pulses in a Plasma. Dissertation, LMU München: Fakultät für Physik
... powerful laser pulses in or- der to increase their peak ...of laser plasma physics. If the pulse duration becomes shorter than the duration of the period of a Langmuir wave, the laser ...
154
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 ...
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Plasma density measurements using chirped pulse broad-band Raman amplification
... In conclusion, we have shown that RBS can be used as a diagnostic tool to measure local plasma density. Experimental implementation is relatively easy; it does not require the use of an external beam, because the seed ...
5
Development of a high contrast Nd:glass laser using chirped pulse amplification
... Nd laser system. In this set-up, a frequency chirped pulse emerging from a single mode optical fiber is amplified by the regenerative amplifier and the pre-amplifier, where the latter is added to compensate ...
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Soliton transmission and supercontinuum generation in holey fiber using a diode pumped ytterbium fiber source
... higher pulse energies we amplified the laser pulses using parabolic amplification in diode pumped Yb doped fiber ...Parabolic amplification occurs in fiber amplifiers with normal dispersion ...
6
Short pulse laser interactions with high density plasma
... Short-pulse laser pulses with energies between approximately 100 and 500 J typically have pulse durations between several hundred femtoseconds and several ...of laser can be found at ...
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Compression of X-ray Free Electron Laser pulses to attosecond duration
... The short wavelength Langmuir wave is excited right from the front of the seed pulse but only manages around 20 periods of oscillation before it ...seed pulse FWHM, one can see that both of these ...
7
Chirped pulse Raman amplification in warm plasma : towards controlling saturation
... amplifying laser pulses to reach exawatt powers because plasma is fully broken down and withstands extremely high electric ...Raman amplification of short duration seed pulses with different chirp ...
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A Review Study on Amplification of X Ray Free Electron Laser Pulse in Plasma
... the short seed laser ...pump laser is collided with a counter-propagating injected short seed laser in- side the ...seed laser frequency is downshifted from the pump laser ...
6
Demonstration of laser pulse amplification by stimulated Brillouin scattering
... same laser system, one long (15 ps) pump beam and one short (1 ps) seed beam counter-propagating with respect to one another through a volume of plasma, with no modifications made to the frequency of either ...
7
Optical pumped ultra-short pulse CO2 lasers as drivers of laser-plasma accelerators and other applications
... gain bandwidths and effectively precludes amplification of sub-ps pulses. Because of the requirement of high gas pressures, their repetition rates are limited, mainly by residual acoustic waves that cause ...
6
Experiments and Simulations of short-pulse laser-pumped extreme ultraviolet lasers
... VULCAN laser at the Rutherford Appleton Laboratory is compared to detailed ...that short duration ( picosecond) pumping can produce X-ray laser pulses of a few picosecond duration and that ...
9
Advances in high power short pulse fiber laser systems and technology
... The pulse quality after amplification was verified using autocorrelation measurements shown in ...input pulse duration of ...after amplification to 60 ...
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A theoretical analysis of optical clock extraction using a self pulsating laser diode
... the laser can no longer synchronize to the signal (causing the phase oscillations to occur), it is impossible to use the laser to derive a clock signal; therefore, a detailed understanding of when this ...
7
Homann, Christian (2013): Optical parametric processes to the extreme: From new insights in first principles to tunability over more than 4 octaves. Dissertation, LMU München: Fakultät für Physik
... The depleted probe beam as well as the reference beam are detected on large area (5 x 5 mm²) photodiodes (S1227-66BQ; Hamamatsu Photonics K.K.) integrated in a home-built amplifier circuit [21]. The large area ensures ...
196
CT-guided laser probe for ablation of brain tumors
... a laser beam is exactly parallel to the axis of the laser generator ...for laser medical ...absorbed laser ener- gy is converted to heat or chemical energy and induces laser tissue ...
6
Dressing of Hybrid Bond CBN Wheels Using Short-Pulse Fiber Laser
... the laser is λ = 1064 ...commercial laser processing head ...The laser ON/OFF and the x-y-z-motion are controlled by the CNC (13) of the machine, while the setting of the laser parameters is ...
8
Propagation of intense short pulse laser in homogeneous near critical density plasmas
... incident laser energy for 5 and 10mg/cc plasmas ...relativistic laser region ...very short underdense plasma (could be less than a few microns) whereas SRS is very sensitive to the laser ...
5
Interaction mechanism of short-pulse laser radiation with ocular tissues and their clinical implications.
... of laser radiation with biological tissue and from the extensive studies of thermal denaturation of proteins and thermal injury of tissue from conventional optical radiation exposure on man, it is possible to ...
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