Prof. Baerbel Rethfeld Profile

Prof. Baerbel Rethfeld

at Rheinland-Pfälzische Technische Univ. Kaiserslautern-Landau

SPIE Involvement:

Conference Program Committee | Author

Publications (30)

Proceedings Article | 11 April 2024 Poster + Paper

Modeling the density response in gold after XUV and optical excitation

P. Ndione, S. Weber, D. Gericke, B. Rethfeld

Proceedings Volume 12939, 129390Y (2024) https://doi.org/10.1117/12.3012611

KEYWORDS: Ionization, Gold, Extreme ultraviolet, Phonons, Visible radiation, Picosecond phenomena, Conduction bands, Modeling, Ultrafast phenomena, Optical properties, Hot carriers, Femtosecond phenomena

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Proceedings Article | 11 April 2024 Presentation

Band-resolved relaxation of laser-excited gold

Tobias Held, Sebastian Weber, Dirk Gericke, Baerbel Rethfeld

Proceedings Volume PC12939, PC129391A (2024) https://doi.org/10.1117/12.3012546

KEYWORDS: Metals, Scattering, Visible radiation, Reflection, Plasma, Phonons, Laser irradiation

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Proceedings Article | 11 April 2024 Presentation + Paper

Atomistic modelling of ultrafast laser-induced melting in copper

M. Maigler, T. Held, D. Gericke, J. Schein, B. Rethfeld, S. Glenzer, M. Mo

Proceedings Volume 12939, 129390Q (2024) https://doi.org/10.1117/12.3012630

KEYWORDS: Picosecond phenomena, Chemical species, Electrons, Simulations, Ions, Copper, Voxels, Ultrafast phenomena, Liquids, Copper vapor lasers

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Proceedings Article | 4 March 2022 Presentation + Paper

Experimental and theoretical study of the ablation of silicon with THz bursts of fs laser pulses

Caterina Gaudiuso, Pavel Terekhin, Annalisa Volpe, Stefan Nolte, Baerbel Rethfeld, Antonio Ancona

Proceedings Volume 11989, 119890H (2022) https://doi.org/10.1117/12.2609341

KEYWORDS: Silicon, Picosecond phenomena, Laser ablation, Reflectivity, Terahertz radiation, Femtosecond phenomena, Absorption, Thermal effects, Pulsed laser operation

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SPIE Journal Paper | 10 November 2021

Influence of an external electric field on the energy dissipation at the initial stage of laser ablation

Steffen Hirtle, Pavel Terekhin, Mareike Schäfer, Yiyun Kang, Sanjay Ashok, Johannes L'huillier, Baerbel Rethfeld

OE, Vol. 61, Issue 02, 021003, (November 2021) https://doi.org/10.1117/12.10.1117/1.OE.61.2.021003

KEYWORDS: Electrons, Laser ablation, Phonons, Laser irradiation, Silicon, Semiconductor lasers, Optical engineering, Pulsed laser operation, Particles, Diffusion

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Proceedings Article | 9 March 2020 Presentation

Investigation of magnetic-field assisted laser ablation of silicon by using short and ultrashort laser pulses (Conference Presentation)

Mareike Schäfer, Falicienne Gnintedem Keabou, Garik Torosyan, Yiyun Kang, Hicham Derouch, Baerbel Rethfeld, Johannes L'huillier, Pavel Terekhin

Proceedings Volume 11268, 112681I (2020) https://doi.org/10.1117/12.2546458

KEYWORDS: Laser ablation, Silicon, Ultrafast phenomena, Semiconductor lasers, Magnetism, Micromachining, Electrons, Laser applications, Medicine, Absorption

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Proceedings Article | 16 February 2018 Paper

Relaxation processes in laser-excited dielectrics

Nils Brouwer, Baerbel Rethfeld

Proceedings Volume 10519, 105190P (2018) https://doi.org/10.1117/12.2297217

KEYWORDS: Electrons, Phonons, Dielectrics, Ionization, Solids, Particles, Pulsed laser operation, Absorption, Ultrafast phenomena, Photons

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Proceedings Article | 16 February 2018 Presentation + Paper

Electron dynamics in silver after ultrafast laser-excitation

Sebastian Weber, Baerbel Rethfeld

Proceedings Volume 10519, 105190T (2018) https://doi.org/10.1117/12.2290787

KEYWORDS: Silver, Absorption, Pulsed laser operation, Ultrafast phenomena, Femtosecond phenomena, Bessel functions, Physics, Metals, Laser-matter interactions

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SPIE Journal Paper | 8 September 2016

Modeling the transient optical parameters in laser-excited band gap materials

Anika Rämer, Lasse Haahr-Lillevang, Baerbel Rethfeld, Peter Balling

OE, Vol. 56, Issue 01, 011015, (September 2016) https://doi.org/10.1117/12.10.1117/1.OE.56.1.011015

KEYWORDS: Electrons, Particles, Laser optics, Scattering, Data modeling, Optical spheres, Laser scattering, Dielectrics, Electron holes, Ions

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Proceedings Article | 3 May 2013 Paper

Electron kinetics in liquid water excited by a femtosecond VUV laser pulse

Klaus Huthmacher, Nikita Medvedev, Bärbel Rethfeld

Proceedings Volume 8777, 87770S (2013) https://doi.org/10.1117/12.2020451

KEYWORDS: Molecules, Ionization, Scattering, Monte Carlo methods, Energy transfer, Liquids, Absorption, Pulsed laser operation, Femtosecond phenomena, Molecular energy transfer

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Proceedings Article | 4 December 2012 Paper

Modeling energy transfer and transport in laser-excited dielectrics

Oliver Brenk, Nils Brouwer, Anika Rämer, Orkhan Osmani, Bärbel Rethfeld

Proceedings Volume 8530, 85300G (2012) https://doi.org/10.1117/12.978845

KEYWORDS: Phonons, Dielectrics, Ionization, Absorption, Picosecond phenomena, Laser damage threshold, Dielectric breakdown, Laser energy, Pulsed laser operation, Tellurium

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SPIE Journal Paper | 22 August 2012

Electron dynamics in transparent materials under high-intensity laser irradiation

Oliver Brenk, Bärbel Rethfeld

OE, Vol. 51, Issue 12, 121810, (August 2012) https://doi.org/10.1117/12.10.1117/1.OE.51.12.121810

KEYWORDS: Ionization, Absorption, Dielectrics, Laser irradiation, Dielectric breakdown, Pulsed laser operation, Laser energy, Phonons, Solids, Refractive index

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Proceedings Article | 28 November 2011 Paper

Electron dynamics in transparent materials under high-intensity laser irradiation

Oliver Brenk, Baerbel Rethfeld

Proceedings Volume 8190, 81901W (2011) https://doi.org/10.1117/12.899189

KEYWORDS: Ionization, Absorption, Dielectrics, Laser irradiation, Pulsed laser operation, Laser energy, Solids, Dielectric breakdown, Refractive index, Femtosecond phenomena

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Proceedings Article | 19 May 2011 Paper

Electron kinetics in semiconductors and metals irradiated with VUV-XUV femtosecond laser pulses

Nikita Medvedev, Bärbel Rethfeld

Proceedings Volume 8077, 80770Q (2011) https://doi.org/10.1117/12.887386

KEYWORDS: Photons, Ionization, Semiconductors, Metals, Silicon, Femtosecond phenomena, Aluminum, Pulsed laser operation, Semiconductor lasers, Scattering

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Proceedings Article | 19 May 2011 Paper

Dynamics of electrons in liquid water excited with an ultrashort VUV laser pulse

Klaus Huthmacher, Nikita Medvedev, Bärbel Rethfeld

Proceedings Volume 8077, 807716 (2011) https://doi.org/10.1117/12.888987

KEYWORDS: Electrons, Pulsed laser operation, Molecules, Ionization, Liquids, Scattering, Vacuum ultraviolet, Absorption, Photon transport, Ions

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Proceedings Article | 18 May 2009 Paper

Dynamic of electronic subsystem of semiconductors excited with an ultrashort VUV laser pulse

N. Medvedev, B. Rethfeld

Proceedings Volume 7361, 73610E (2009) https://doi.org/10.1117/12.820548

KEYWORDS: Electrons, Pulsed laser operation, Ionization, Silicon, Femtosecond phenomena, Free electron lasers, Vacuum ultraviolet, Semiconductor lasers, Solids, Semiconductors

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Proceedings Article | 23 May 2008 Paper

Equation of state of matter irradiated by short laser pulse and geometry of spalled cupola

Yu. Petrov, V. Zhakhovskii, N. Inogamov, S. Ashitkov, V. Khokhlov, A. Upadhyay, M. Agranat, S. Anisimov, K. Nishihara, B. Rethfeld, H. Urbassek

Proceedings Volume 7005, 70051W (2008) https://doi.org/10.1117/12.782612

KEYWORDS: Chemical species, Laser ablation, Aluminum, Solids, Metals, Crystals, Liquids, Laser damage threshold, Silicon, Optical simulations

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Proceedings Article | 12 May 2008 Paper

Electron generation in laser-irradiated insulators: theoretical descriptions and their application

Bärbel Rethfeld, Stefan Linden, L. Englert, M. Wollenhaupt, L. Haag, C. Sarpe-Tudoran, T. Baumert

Proceedings Volume 7005, 70050O (2008) https://doi.org/10.1117/12.784630

KEYWORDS: Ionization, Dielectrics, Electroluminescence, Pulsed laser operation, Femtosecond phenomena, Absorption, Silica, Laser irradiation, Solids, Excitons

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Proceedings Article | 14 June 2006 Paper

Free electron generation in laser-irradiated dielectrics

B. Rethfeld

Proceedings Volume 6259, 62590C (2006) https://doi.org/10.1117/12.677874

KEYWORDS: Ionization, Dielectrics, Laser irradiation, Pulsed laser operation, Electroluminescence, Picosecond phenomena, Ultrafast phenomena, Free electron lasers, Absorption, Femtosecond phenomena

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Proceedings Article | 7 June 2006 Paper

Free-electron generation in laser-irradiated dielectrics

B. Rethfeld

Proceedings Volume 6261, 62610S (2006) https://doi.org/10.1117/12.674623

KEYWORDS: Ionization, Dielectrics, Absorption, Laser irradiation, Pulsed laser operation, Picosecond phenomena, Femtosecond phenomena, Solids, Free electron lasers, Laser energy

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Proceedings Article | 20 September 2004 Paper

Ionization mechanisms in dielectrics irradiated by femtosecond laser pulses (Poster Award Paper)

Vasily Temnov, Klaus Sokolowski-Tinten, Ping Zhou, Barbel Rethfeld, Vitaly Gruzdev, Abd-Allah El-Khamawy, Dietrich von der Linde

Proceedings Volume 5448, (2004) https://doi.org/10.1117/12.547145

KEYWORDS: Phase shifts, Ionization, Interferometry, Silica, Ultrafast imaging, Dielectrics, Femtosecond phenomena, Absorption, Refractive index, Modulation

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Proceedings Article | 18 November 2003 Paper

Excitation – melting – ablation: theoretical investigations of key processes during ultrashort pulsed laser machining

Baerbel Rethfeld, Klaus Sokolowski-Tinten, Dietrich von der Linde

Proceedings Volume 5063, (2003) https://doi.org/10.1117/12.540606

KEYWORDS: Laser ablation, Ionization, Femtosecond phenomena, Absorption, Picosecond phenomena, Pulsed laser operation, Solids, Ultrafast phenomena, Phonons, Dielectrics

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Proceedings Article | 13 September 2002 Paper

Dynamics of ultrashort pulse-laser ablation: equation-of-state considerations

Baerbel Rethfeld, Vassili Temnov, Klaus Sokolowski-Tinten, Sergei Anisimov, Dietrich von der Linde

Proceedings Volume 4760, (2002) https://doi.org/10.1117/12.482055

KEYWORDS: Laser ablation, Microscopy, Aluminum, Femtosecond phenomena, Pulsed laser operation, Solids, Ultrafast phenomena, Spatial resolution, Interfaces, Gold

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Proceedings Article | 29 May 2002 Paper

Peculiarities of subpicosecond pulse interaction with bulk dielectric samples

T. Smirnova, Olga Fedotova, Baerbel Rethfeld, O. Khasanov, Klaus Sokolowski-Tinten, Dietrich von der Linde

Proceedings Volume 4748, (2002) https://doi.org/10.1117/12.468947

KEYWORDS: Plasma, Dielectrics, Refractive index, Absorption, Diffraction, Femtosecond phenomena, Dispersion, Ionization, Solids, Polarization

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Proceedings Article | 26 June 2001 Paper

Nonequilibrium electron and phonon dynamics in solids absorbing a subpicosecond laser pulse

Baerbel Rethfeld, Andreas Kaiser, Martin Vicanek, Gerhard Simon

Proceedings Volume 4423, (2001) https://doi.org/10.1117/12.431230

KEYWORDS: Ionization, Phonons, Absorption, Gas lasers, Pulsed laser operation, Dielectrics, Solids, Metals, Free electron lasers, Femtosecond phenomena

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Proceedings Article | 26 June 2001 Paper

Ablation dynamics of solids heated by femtosecond laser pulses

Baerbel Rethfeld, Klaus Sokolowski-Tinten, V. Temnov, Sergei Kudryashov, Joerg Bialkowski, Andrea Cavalleri, Dietrich von der Linde

Proceedings Volume 4423, (2001) https://doi.org/10.1117/12.431221

KEYWORDS: Laser ablation, Femtosecond phenomena, Aluminum, Microscopy, Solids, Silicon, Reflectivity, Pulsed laser operation, Ultrafast phenomena, Gold

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Proceedings Article | 16 August 2000 Paper

Microscopical dynamics in solids absorbing a subpicosecond laser pulse

Baerbel Rethfeld, Andreas Kaiser, Martin Vicanek, Gerhard Simon

Proceedings Volume 4065, (2000) https://doi.org/10.1117/12.407362

KEYWORDS: Ionization, Phonons, Absorption, Gas lasers, Metals, Dielectrics, Pulsed laser operation, Femtosecond phenomena, Solids, Energy transfer

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Proceedings Article | 1 February 2000 Paper

Excitation and relaxation dynamics of electrons and phonons in solids absorbing subpicosecond laser pulses

Baerbel Rethfeld, Andreas Kaiser, Martin Vicanek, Gerhard Simon

Proceedings Volume 3885, (2000) https://doi.org/10.1117/12.376966

KEYWORDS: Electrons, Ionization, Phonons, Metals, Absorption, Dielectrics, Pulsed laser operation, Femtosecond phenomena, Electroluminescence, Solids

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Proceedings Article | 14 September 1998 Paper

Irradiation of solids with subpicosecond laser pulses: excitation and relaxation dynamics of electrons and phonons

Baerbel Rethfeld, Andreas Kaiser, Martin Vicanek, Gerhard Simon

Proceedings Volume 3343, (1998) https://doi.org/10.1117/12.321574

KEYWORDS: Electrons, Phonons, Ionization, Dielectrics, Absorption, Electroluminescence, Laser energy, Dielectric polarization, Pulsed laser operation, Metals

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Proceedings Article | 4 April 1997 Paper

Theory of ultrashort laser pulse interaction with a metal

Sergei Anisimov, Baerbel Rethfeld

Proceedings Volume 3093, (1997) https://doi.org/10.1117/12.271674

KEYWORDS: Metals, Laser ablation, Pulsed laser operation, Tellurium, Phonons, Ultrafast phenomena, Laser damage threshold, Laser energy, Gold, Picosecond phenomena

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Showing 5 of 30 publications

Conference Committee Involvement (1)

High-Power Laser Ablation VIII

26 February 2024 | Santa Fe, New Mexico, United States

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