OpticsInfoBase

Attosecond Lighthouses: A New Tool for Ultrafast Science and Metrology

• Abstract
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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM1C.1
• OSA Technical Digest
• Quere, Fabien; Vincenti, Henri
• The attosecond lighthouse effect provides an unprecedentedly simple way of generating isolated attosecond pulses, and provides new opportunities for ultrafast ...

Generation of Coherent Radiation in the Water Window

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM1C.2
• OSA Technical Digest
• Dao, Lap V
• The phase-matched harmonic radiation down to the water window region (~ 4.4 nm) is obtained and exhibits a good beam profile and high spatial coherence using a 1 kHz infrared pulses at...

Bright Femtosecond X-ray beams from Betatron Radiation and Thomson Backscattering

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM1C.4
• OSA Technical Digest
• Thaury, Cedric; Corde, Sebastien; Malka, Victor; Rousse, Antoine; Taphuoc, Kim
• Bright femtosecond x-ray beams, with controlled features and energy up to a few hundreds of keV, have been produced by wiggling relativistic electrons, from a laser plasma accelerator,...

Monochromatised XUV Pulses for Ultrafast Science at the Artemis Facility

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM1C.5
• OSA Technical Digest
• Springate, Emma; Cacho, Cephise; Turcu, Edmond; Frassetto, Fabio; Villoresi, Paolo; Poletto, Luca; Bryan, Will; Minns, Russell; Underwood, Jonathan; Petersen, Jesse; Kaiser, Stefan; Dean, Nicky; Simoncig, Alberto; Liu, Haiyun; Cavalieri, Adrian; Dhesi, Sarnjeet; Berger, Helmuth
• XUV pulses produced through high harmonic generation can probe electron dynamics in complex solid materials and in gas-phase atoms and molecules. This is demonstrated in gas-phase and...

Protein Crystal Structure Determination and Radiation Damage at a dose of 3 GGy using a Free-Electron Laser

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM2C.1
• OSA Technical Digest
• Lomb, Lukas; Barends, Thomas R; Schlichting, Ilme
• Radiation damage induced by 2 keV femtosecond X-ray pulses was studied in protein microcrystals as a function of pulse length and fluence. Dose and dose rate dependent effects were...

High Harmonic Spectroscopy of Molecular Isomers

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM2C.2
• OSA Technical Digest
• Bhardwaj, Ravi; Wong, Michael; Brichta, Jean-Paul; Patchkovskii, Sergeui; Spanner, Micheal
• High harmonic generation in unaligned molecular isomers is shown to be distinguishable and is attributed to differences in angle dependent sub-cycle ionization yields.

Pulse Width dependent Damage testing of critical components in Vacuum for Petawatt class short pulse lasers

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM2C.4
• OSA Technical Digest
• Chowdhury, Enam; Poole, Patrick; Daskalova, Rebecca; Freeman, Richard; Smith, Douglas
• Vacuum damage testing of novel pulse compression gratings and mirrors have been damage tested with a 30 fs - 200 fs, 800 nm laser, and found that damage threshold increases weakly as...

XUV-driven Electronic Correlation Probed with Strong THz Light Fields

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM2C.5
• OSA Technical Digest
• Drescher, Markus
• Strong (~ 1 MV/cm) THz fields steer the motion of XUV-ionized photo- and Auger-electrons in an atomic potential, revealing an intrinsic time-dependent non-linear spectral chirp of the...

Megahertz High Harmonic Generation at the µW Level with Fiber CPA Systems

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.1
• OSA Technical Digest
• Hädrich, Steffen; Krebs, Manuel; Demmler, Stefan; Rothhardt, Jan; Limpert, Jens; Tünnermann, Andreas
• We present high harmonic generation at MHz repetition rate performed with a fiber CPA system. Up to 5.7 µW are converted to a single harmonic at 49 nm. Additionally, further scaling...

Efficiency Scaling of High Harmonic Generation driven by a tunable Optical Parametric Amplifier in the Visible

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.2
• OSA Technical Digest
• Cirmi, Giovanni; Lai, Chien-Jen; Granados, Eduardo; Huang, Shu-Wei; Keathley, Phillip; Sell, Alexander; Kärtner, Franz
• High Harmonic Generation efficiency increases for short driver wavelengths. We study experimentally the driver wavelength dependence around 32 eV by driving the process with a tunable...

Polarization gating in plasmon-assisted low-intensity high harmonic generation

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.3
• OSA Technical Digest
• Husakou, Anton; Kelkensberg, Freek; Herrmann, Joachim; Vrakking, Marc J
• We predict that generation of isolated attosecond pulses by sub-1-TW/cm ² pump pulses is possible by the polarization gating technique and plasmonic field enhancement in the...

Quasi-phase-matched high harmonic generation using trains of uniformly-spaced ultrafast pulses

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.4
• OSA Technical Digest
• O'Keeffe, Kevin; Robinson, Tom; Hooker, Simon M
• We investigate quasi-phase-matching of high harmonic generation over a range of harmonic orders using trains of up to 8 uniformly-spaced counter-propagating pulses, produced using an...

High-field nonlinear fiber optics

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.5
• OSA Technical Digest
• Mak, KaFai; Travers, John C; Hoelzer, Philipp; Chang, Wonkeun; Joly, Nicolas Y; Saleh, Mohammed F; Biancalana, Fabio; Russell, Philip
• Soliton compression of few-μJ fs-pulses leads to ionization in gas-filled photonic crystal fiber, and the emission of blue-shifting solitons. By pressure-tuning the dispersion we...

Phase-matching aspects in high-order harmonic generation from liquid water droplets

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.7
• OSA Technical Digest
• Kovacev, Milutin; Morgner, Uwe; Steingrube, Daniel; Kurz, Heiko G; Ristau, Detlev; Lein, Manfred
• We report on phase-matching aspects during high-order harmonic generation from micrometer-sized liquid water droplets. Phase-matching effects are studied by variation of the focal...

High-Order Harmonic Generation in Stabilized Plasma Plumes Using the 800 and 1300 nm Femtosecond Pulses

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HM3C.8
• OSA Technical Digest
• Ganeev, Rashid; Hutchison, C; Zair, Amelle; Witting, Tobias; Frank, F; Weber, S; Okell, W A; Tisch, J W; Marangos, J P
• We show the advantages of using the rotating targets for plasma harmonic generation, which allowed the dramatic improvements of harmonic stability in the case of resonance enhancement...

Science on the Texas Petawatt Laser and Technology Development Toward an Exawatt Laser

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HT1C.1
• OSA Technical Digest
• Ditmire, Todd
• I will review recent experiments on the 150 fs, 180 J Texas Petawatt laser including cluster fusion, wakefield acceleration and proton-heated, warm dense matter experiments. I will...

Contrast Enhancement for Astra-Gemini Laser

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HT1C.2
• OSA Technical Digest
• Tang, Yunxin; Hooker, Chris J; Parry, Bryn; Chekhlov, Oleg; Hawkes, Steve; Ertel, Klaus; Pattathil, Rajeev; Collier, John L
• We report on the contrast enhancement for Astra-Gemini laser following identifying the major source of coherent contrast, in conjunction with plasma mirrors. Replica prepulses were...

A Cryogenic Gas Cooled Multi-Slab Yb:YAG Amplifier Producing 6.4 J at 10 Hz

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HT1C.3
• OSA Technical Digest
• Ertel, Klaus; Banerjee, Saumyabrata; Mason, Paul D; Phillips, Paul J; Hernandez-Gomez, Cristina; Collier, John L
• We present preliminary results for DiPOLE, a cryogenic Yb:YAG DPSSL amplifier using a temporary extraction architecture. Measured average powers and optical-to-optical efficiencies...

High Energy Optical Parametric Chirped Pulse Amplification in Yttrium Calcium Oxyborate

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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HT1C.4
• OSA Technical Digest
• Liang, Xiaoyan; Yu, Lianghong; Li, Jin-Feng; Lu, Xiaoming; Wang, Cheng; Leng, Yuxin; Li, Ruxin; Xu, Zhizhan; Zheng, Yanqing; Wu, Anhua
• We report the high energy non-collinear optical parametric chirped-pulse amplification with yttrium calcium oxyborate. The amplified energy of 3.36J centered at 800nm was generated...

Two-color Pumped OPCPA System with µJ Pulse Energy and a Spectral Bandwidth of 1.5 Octaves from VIS to NIR

• Abstract
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• High Intensity Lasers and High Field Phenomena (HILAS) 2012 paper: HT1C.5
• OSA Technical Digest
• Harth, Anne; Schultze, Marcel; Lang, Tino; Rausch, Stefan; Binhammer, Thomas; Morgner, Uwe
• We present a double-stage OPCPA system which is pumped by two different wavelengths. It delivers a coherent 450 THz broad output spectrum around 650 nm with a Fourier limited pulse...