Search Results - "Biegert, J."

0.5-keV Soft X-ray attosecond continua by Teichmann, S. M., Silva, F., Cousin, S. L., Hemmer, M., Biegert, J.

“…Attosecond light pulses in the extreme ultraviolet have drawn a great deal of attention due to their ability to interrogate electronic dynamics in real time…”
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High-power sub-two-cycle mid-infrared pulses at 100 MHz repetition rate by Pupeza, I., Sánchez, D., Zhang, J., Lilienfein, N., Seidel, M., Karpowicz, N., Paasch-Colberg, T., Znakovskaya, I., Pescher, M., Schweinberger, W., Pervak, V., Fill, E., Pronin, O., Wei, Z., Krausz, F., Apolonski, A., Biegert, J.

“…A compact source that generates sub-two-cycle-duration pulses with an average power of 0.1 W spanning 6.8–16.4 μm combines the properties of power scalability,…”
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Ultrafast electron diffraction imaging of bond breaking in di-ionized acetylene by Wolter, B., Pullen, M. G., Le, A.-T., Baudisch, M., Doblhoff-Dier, K., Senftleben, A., Hemmer, M., Schröter, C. D., Ullrich, J., Pfeifer, T., Moshammer, R., Gräfe, S., Vendrell, O., Lin, C. D., Biegert, J.

“…Visualizing chemical reactions as they occur requires atomic spatial and femtosecond temporal resolution. Here, we report imaging of the molecular structure of…”
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Attosecond x-ray transient absorption in condensed-matter: a core-state-resolved Bloch model by Picón, A, Plaja, L, Biegert, J

“…Attosecond transient absorption is an ultrafast technique that has opened the possibility to study electron dynamics in condensed matter systems at its natural…”
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Laser-induced electron diffraction: Imaging of a single gas-phase molecular structure with one of its own electrons by Chirvi, K., Biegert, J.

“…Among the many methods to image molecular structure, laser-induced electron diffraction (LIED) can image a single gas-phase molecule by locating all of a…”
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Multi-octave supercontinuum generation from mid-infrared filamentation in a bulk crystal by Silva, F., Austin, D.R., Thai, A., Baudisch, M., Hemmer, M., Faccio, D., Couairon, A., Biegert, J.

“…In supercontinuum generation, various propagation effects combine to produce a dramatic spectral broadening of intense ultrashort optical pulses. With a host…”
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Enhanced optical conductivity and many-body effects in strongly-driven photo-excited semi-metallic graphite by Sidiropoulos, T. P. H., Di Palo, N., Rivas, D. E., Summers, A., Severino, S., Reduzzi, M., Biegert, J.

“…The excitation of quasi-particles near the extrema of the electronic band structure is a gateway to electronic phase transitions in condensed matter. In a…”
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Molecular structure retrieval directly from laboratory-frame photoelectron spectra in laser-induced electron diffraction by Sanchez, A., Amini, K., Wang, S.-J., Steinle, T., Belsa, B., Danek, J., Le, A. T., Liu, X., Moshammer, R., Pfeifer, T., Richter, M., Ullrich, J., Gräfe, S., Lin, C. D., Biegert, J.

“…Ubiquitous to most molecular scattering methods is the challenge to retrieve bond distance and angle from the scattering signals since this requires…”
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Enhancement of high harmonic generation by confining electron motion in plasmonic nanostrutures by Ciappina, M F, Aćimović, Srdjan S, Shaaran, T, Biegert, J, Quidant, R, Lewenstein, M

“…We study high-order harmonic generation (HHG) resulting from the illumination of plasmonic nanostructures with a short laser pulse of long wavelength. We…”
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Probing the Energy Conversion Pathways between Light, Carriers, and Lattice in Real Time with Attosecond Core-Level Spectroscopy by Sidiropoulos, T. P. H., Di Palo, N., Rivas, D. E., Severino, S., Reduzzi, M., Nandy, B., Bauerhenne, B., Krylow, S., Vasileiadis, T., Danz, T., Elliott, P., Sharma, S., Dewhurst, K., Ropers, C., Joly, Y., Garcia, M. E., Wolf, M., Ernstorfer, R., Biegert, J.

“…Detection of the energy conversion pathways, between photons, charge carriers, and the lattice is of fundamental importance to understand fundamental physics…”
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Pulse length effects in long wavelength driven non-sequential double ionization by Jiang, H, Mandrysz, M, Sanchez, A, Dura, J, Steinle, T, Prauzner-Bechcicki, J S, Zakrzewski, J, Lewenstein, M, He, F, Biegert, J, Ciappina, M F

“…Abstract We present a joint experimental and theoretical study of non-sequential double ionization (NSDI) in argon driven by a 3100 nm laser source. The…”
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Influence of orbital symmetry on diffraction imaging with rescattering electron wave packets by Pullen, M. G., Wolter, B., Le, A. -T., Baudisch, M., Sclafani, M., Pires, H., Schröter, C. D., Ullrich, J., Moshammer, R., Pfeifer, T., Lin, C. D., Biegert, J.

“…The ability to directly follow and time-resolve the rearrangement of the nuclei within molecules is a frontier of science that requires atomic spatial and…”
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Attosecond core-level absorption spectroscopy reveals the electronic and nuclear dynamics of molecular ring opening by Severino, S., Ziems, K. M., Reduzzi, M., Summers, A., Sun, H.-W., Chien, Y.-H., Gräfe, S., Biegert, J.

“…We show that attosecond core-level spectroscopy is a powerful tool for investigating molecular dynamics due to its combined attosecond temporal resolution and…”
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Generation of intense, carrier-envelope phase-locked few-cycle laser pulses through filamentation by HAURI, C. P, KORNELIS, W, HELBING, F. W, HEINRICH, A, COUAIRON, A, MYSYROWICZ, A, BIEGERT, J, KELLER, U

“…Intense, well-controlled light pulses with only a few optical cycles start to play a crucial role in many fields of physics, such as attosecond science. We…”
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Quantum path interferences in high-order harmonic generation by Zaïr, A, Holler, M, Guandalini, A, Schapper, F, Biegert, J, Gallmann, L, Keller, U, Wyatt, A S, Monmayrant, A, Walmsley, I A, Cormier, E, Auguste, T, Caumes, J P, Salières, P

“…We have investigated the intensity dependence of high-order harmonic generation in argon when the two shortest quantum paths contribute to the harmonic…”
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Multi-octave supercontinuum generation from mid-infrared filamentation in a bulk crystal by Silva, F., Austin, D.R., Thai, A., Baudisch, M., Hemmer, M., Faccio, D., Couairon, A., Biegert, J.

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Ionization with low-frequency fields in the tunneling regime by Dura, J., Camus, N., Thai, A., Britz, A., Hemmer, M., Baudisch, M., Senftleben, A., Schröter, C. D., Ullrich, J., Moshammer, R., Biegert, J.

“…Strong-field ionisation surprises with richness beyond current understanding despite decade long investigations. Ionisation with mid-IR light has promptly…”
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Tunable, high-energy, mid-infrared, picosecond optical parametric generator based on CdSiP2 by Kumar, S Chaitanya, Jelínek, M, Baudisch, M, Zawilski, K T, Schunemann, P G, Kubeček, V, Biegert, J, Ebrahim-Zadeh, M

“…We report a tunable, high-energy, single-pass optical parametric generator (OPG) based on the nonlinear material, cadmium silicon phosphide, CdSiP(2). The OPG…”
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Strong-field plasmonic photoemission in the mid-IR at <1 GW/cm2 intensity by Teichmann, S. M., Rácz, P., Ciappina, M. F., Pérez-Hernández, J. A., Thai, A., Fekete, J., Elezzabi, A. Y., Veisz, L., Biegert, J., Dombi, P.

“…We investigated nonlinear photoemission from plasmonic films with femtosecond, mid-infrared pulses at 3.1 μm wavelength. Transition between regimes of…”
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Spatiotemporal amplitude and phase retrieval of Bessel-X pulses using a Hartmann-Shack sensor by Bonaretti, F, Faccio, D, Clerici, M, Biegert, J, Di Trapani, P

“…We propose a new experimental technique, which allows for a complete characterization of ultrashort optical pulses both in space and in time. Combining the…”
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