Prof. Karol A. Janulewicz Profile

Prof. Karol A. Janulewicz

Professor at Military University of Technology

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Author

Publications (26)

Proceedings Article | 26 April 2019 Presentation + Paper

Cluster and aerosol targets, produced using a gas puff approach, for laser-matter interaction experiments

Ł. Węgrzyński, A. Bartnik, P. Wachulak, T. Fok, K. Janulewicz, H. Fiedorowicz

Proceedings Volume 11032, 110320L (2019) https://doi.org/10.1117/12.2527307

KEYWORDS: Aerosols, Laser scattering, Light scattering, Laser-matter interactions, Plasma

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Proceedings Article | 22 September 2015 Paper

Cross-correlation measurement of femtosecond hard x-ray pulses from a laser plasma source: approaching 100 fs benchmark

Mazhar Iqbal, M. Ijaz, H. Stiel, D. Y. Noh, K. Janulewicz

Proceedings Volume 9589, 95890R (2015) https://doi.org/10.1117/12.2190195

KEYWORDS: X-rays, Nickel, Electrons, Pulsed laser operation, Femtosecond phenomena, Ultrafast phenomena, Near infrared, Plasma, Hard x-rays, X-ray sources

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Proceedings Article | 22 September 2015 Paper

Output beam polarisation of x-ray lasers with transient inversion

K. Janulewicz, C. M. Kim, H. Stiel, T. Kawachi, M. Nishikino, N. Hasegawa

Proceedings Volume 9589, 95890N (2015) https://doi.org/10.1117/12.2190178

KEYWORDS: Polarization, X-ray lasers, Amplifiers, Plasma, Oscillators, Plutonium, Beam splitters, Magnetism, Photonics, Silver

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Proceedings Article | 14 July 2015 Paper

Absorption dynamics and structural changes due to laser-induced breakdown in transparent dielectrics

Karol Janulewicz, Yavor Grigorov, Na Le, Vinh Nguyen, Khoa Tran, Zia Rehman

Proceedings Volume 9532, 95320Z (2015) https://doi.org/10.1117/12.2185985

KEYWORDS: Absorption, Laser damage threshold, Glasses, Laser induced damage, Dielectrics, Silica, Integrating spheres, Scanning electron microscopy, Crystals, Pulsed laser operation

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Proceedings Article | 14 July 2015 Paper

Time-resolved shadowgraphy of optical breakdown in fused silica

K. Tran, Y. Grigorov, V. Nguyen, Z. Rehman, N. Le, K. Janulewicz

Proceedings Volume 9532, 953205 (2015) https://doi.org/10.1117/12.2185910

KEYWORDS: Plasma, Silica, Pulsed laser operation, Wavefronts, Picosecond phenomena, Laser optics, Spherical lenses, Laser beam diagnostics, Acoustics, Dielectrics

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Proceedings Article | 14 July 2015 Paper

Laser-induced structural modification in bulk of single-crystal sapphire

Z. Rehman, K. Kyeong, W. G. Jung, N. Le, K. Tran, V. Nguyen, B. J. Kim, K. Janulewicz

Proceedings Volume 9532, 953215 (2015) https://doi.org/10.1117/12.2185784

KEYWORDS: Sapphire, Crystals, Transmission electron microscopy, Diffraction, Pulsed laser operation, Solids, Sapphire lasers, Chemical analysis, Diffusion, Physics

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Proceedings Article | 31 October 2014 Paper

Breakdown in a bulk of transparent solids under irradiation of a nanosecond laser pulse

Z. Rehman, Y. Grigorov, K. Tran, K. Janulewicz

Proceedings Volume 9237, 92371P (2014) https://doi.org/10.1117/12.2068147

KEYWORDS: Absorption, Glasses, Pulsed laser operation, Silica, Laser damage threshold, Sapphire, Solids, Scattering, Borosilicate glass, Scanning electron microscopy

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Proceedings Article | 30 September 2013 Paper

Prospects of ultrafast x-ray absorption investigations using laboratory based sources

Holger Stiel, Matthias Schnürer, Herbert Legall, Wolfgang Malzer, Lars Anklamm, Christopher Schlesiger, Karol Janulewicz, Mazhar Iqbal, Peter Nickles

Proceedings Volume 8849, 88490H (2013) https://doi.org/10.1117/12.2023906

KEYWORDS: X-rays, Crystals, X-ray sources, Absorption, Spectroscopy, Ultrafast phenomena, Pulsed laser operation, Plasma, Sensors, Electrons

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Proceedings Article | 4 December 2012 Paper

Optical damage threshold and energy deposition in the embedded nanostructures

Karol Janulewicz, Hak Jae Lee, Asep Hapiddin, Bohuslav Matouš, Chul Min Kim, Dickson Joseph, K. Geckeler, Peter Nickles

Proceedings Volume 8530, 853006 (2012) https://doi.org/10.1117/12.977307

KEYWORDS: Absorption, Graphene, Sapphire, Proteins, Nanostructures, Carbon nanotubes, Coating, Laser damage threshold, Semiconducting wafers, Multilayers

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Proceedings Article | 6 October 2011 Paper

Signal build-up from noise and seeding in plasma-based x-ray lasers

Chul Min Kim, Karol Janulewicz, Holger Stiel, Masaharu Nishikino, Noboru Hasegawa, Tetsuya Kawachi, Jongmin Lee

Proceedings Volume 8140, 814008 (2011) https://doi.org/10.1117/12.893468

KEYWORDS: Polarization, X-ray lasers, Picosecond phenomena, Light sources, Amplifiers, Interference (communication), X-rays, Physics, Performance modeling, Wave propagation

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Proceedings Article | 29 September 2009 Paper

Research on the seeding of high-energy harmonic pulse into an x-ray lasing medium

Hyung Taek Kim, Chul Min Kim, Karol Adam Janulewicz, Kyung Taec Kim, I Jong Kim, Tae Jun Yu, Seong Ku Lee, Jae Hee Sung, Il Woo Choi, Holger Stiel, Johannes Tümmler, Tomas Mocek, Jaroslav Nejdl, Michaela Kozlová, Jongmin Lee

Proceedings Volume 7451, 74510W (2009) https://doi.org/10.1117/12.825959

KEYWORDS: X-rays, X-ray lasers, Picosecond phenomena, Polarization, Silver, Molybdenum, Pulsed laser operation, Modulation, Neon, Solids

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Proceedings Article | 29 September 2009 Paper

X-ray laser research and applications at c-FAST

Karol Janulewicz, Chul Min Kim, Hyung Taek Kim, Hyong Chol Kang, Kyung Taec Kim, Jongmin Lee

Proceedings Volume 7451, 74510P (2009) https://doi.org/10.1117/12.825619

KEYWORDS: X-ray lasers, Pulsed laser operation, Coherence imaging, Plasma, Polarization, Image resolution, Signal processing, Picosecond phenomena, Numerical simulations, Photoemission spectroscopy

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Proceedings Article | 12 October 2007 Paper

Full characterization of a GRIP Ni-like Ag amplifier for seeding with high harmonics at 13.9 nm

K. Janulewicz, J. Tuemmler, P. Nickles, H. Kim, I. Choi, N. Hafz, C. Kim, H. Kang, J. Sung, T. Yu, K. Hong, T. Jeong, J. Kim, Y.-C. Noh, D.-K. Ko, J. Lee

Proceedings Volume 6702, 67020A (2007) https://doi.org/10.1117/12.734012

KEYWORDS: X-ray lasers, Picosecond phenomena, Silver, Pulsed laser operation, Amplifiers, Near field, Neon, X-rays, Spatial coherence, Laser development

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Proceedings Article | 12 October 2005 Paper

X-ray lasers pumped by low-energy laser drivers

Karol Janulewicz, Johannes Tümmler, Gerd Priebe, Peter Nickles

Proceedings Volume 5958, 595813 (2005) https://doi.org/10.1117/12.623338

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Pulsed laser operation, Laser development, Ionization, Ions, Laser energy, Visible radiation, Electrons

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Proceedings Article | 14 September 2005 Paper

X-ray lasers driven by low-energy picosecond laser pulses

Karol Janulewicz, Johannes Tümmler, Gerd Priebe, Peter Nickles

Proceedings Volume 5919, 591906 (2005) https://doi.org/10.1117/12.616829

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Ionization, Pulsed laser operation, Electrons, Laser energy, Laser development, Ions, Amplifiers

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Proceedings Article | 12 September 2005 Paper

Elements of capillary optics applied in the spectral range between 10 and 15 nm

J. Tümmler, H. Stiel, H. Legall, R. Bruch, A. Bjeoumikhov, N. Langhoff, K. Janulewicz, G. Priebe, P. Nickles

Proceedings Volume 5919, 59190F (2005) https://doi.org/10.1117/12.617053

KEYWORDS: Beam splitters, Capillaries, Extreme ultraviolet, Optical components, Reflectivity, Plasma, Glasses, Charge-coupled devices, X-ray lasers, Zone plates

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Proceedings Article | 19 December 2003 Paper

Output characteristics of a transient Ni-like Ag soft x-ray laser pumped by a single picosecond laser pulse

Karol Janulewicz, Gerd Priebe, Antonio Lucianetti, Robert Kroemer, Wolfgang Sandner, Robert King, Geoffrey Pert, Peter-Viktor Nickles

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.508779

KEYWORDS: Picosecond phenomena, X-ray lasers, Plasma, Silver, Ionization, Near field, Beam shaping, Ions, Signal processing, Physics

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Proceedings Article | 19 December 2003 Paper

Status of MBI activities: Will a transient collisional x-ray laser with high repetition rate come soon?

Peter Nickles, Karol Janulewicz, Gerd Priebe, Antonio Lucianetti, Robert Kroemer, Anne-Kathrin Gerlitzke, Wolfgang Sandner

Proceedings Volume 5197, (2003) https://doi.org/10.1117/12.508780

KEYWORDS: X-ray lasers, Picosecond phenomena, Silver, Laser applications, Pulsed laser operation, Visibility, Plasma, Laser systems engineering, Surface finishing, Laser energy

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Proceedings Article | 6 October 2003 Paper

X-ray lasers at MBI

Karol Janulewicz, Antonio Lucianetti, Gerd Priebe, Wolfgang Sandner, Peter-Viktor Nickles

Proceedings Volume 5230, (2003) https://doi.org/10.1117/12.532238

KEYWORDS: X-ray lasers, Plasma, Picosecond phenomena, Capillaries, Energy efficiency, Pulsed laser operation, Laser systems engineering, Laser applications, Palladium, Silver

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Proceedings Article | 12 December 2001 Paper

Temporal and far-field characterization of the transient Ni-like Ag x-ray laser under traveling-wave irradiation

Annie Klisnick, Jaroslav Kuba, David Ros, Antoine Carillon, Gerard Jamelot, Raymond Smith, Federico Strati, Gregory Tallents, R. Keenan, S. Topping, Ciaran Lewis, Peter Nickles, Karol Janulewicz, Fulvia Bortolotto, David Neely, R. Clarke, J. Collier, Andrew MacPhee, Claude Chenais-Popovics, Jean-Christophe Chanteloup, Denis Joyeux, Daniel Phalippou, Hiroyuki Daido, Huajing Tang

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450576

KEYWORDS: Picosecond phenomena, X-ray lasers, Plasma, Silver, Mirrors, Spectroscopy, Pulsed laser operation, Streak cameras, Diagnostics, Charge-coupled devices

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Proceedings Article | 12 December 2001 Paper

X-ray laser progress for applications

David Ros, Gerard Jamelot, Mustapha Boussoukaya, Antoine Carillon, Pierre Jaegle, Annie Klisnick, P. Fourcade, S. Hubert, Jaroslav Kuba, Raymond Smith, Sebastien Le Pape, Philippe Zeitoun, Bedrich Rus, Tomas Mocek, M. Kozlova, A. Praeg, Denis Joyeux, Daniel Phalippou, H. Safa, C. Kalykow, F. Ballester, E. Petit, Claude Chenais-Popovics, Stephane Sebban, R. Haroutunian, Philippe Balcou, Hiroyuki Daido, Huajing Tang, Ciaran Lewis, R. Keenan, R. M. O'Rourke, S. Topping, Andrew MacPhee, Peter Nickles, Karol Janulewicz, Fulvia Bortolotto, Geoffrey Pert, Gregory Tallents, F. Strati

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450593

KEYWORDS: X-ray lasers, Mirrors, Plasma, Picosecond phenomena, Interferometry, Extreme ultraviolet, Interferometers, Ions, Silver, Spectroscopy

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Proceedings Article | 12 December 2001 Paper

Ablative capillary discharge plasma as a preformed medium for soft x-ray laser

Karol Janulewicz, Jorge Rocca, Antonio Lucianetti, Fulvia Bortolotto, Nadiezhda Bobrova, Pavel Sasorov, Wolfgang Sandner, Peter Nickles

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450585

KEYWORDS: Plasma, Capillaries, Ionization, Sulfur, Resistance, Absorption, Pulsed laser operation, Numerical simulations, Picosecond phenomena, X-ray lasers

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Proceedings Article | 12 December 2001 Paper

X-ray laser spectroscopy on lithium-like ions

Paul Neumayer, J. Alvarez, Bruno Becker-de Mos, Stefan Borneis, K. Brueck, Erhard Gaul, C. Haefner, Karol Janulewicz, Thomas Kuehl, Dieter Marx, Irene Reinhard, Marco Tomaselli, Peter Nickles, Wolfgang Sandner, Wolfgang Seelig

Proceedings Volume 4505, (2001) https://doi.org/10.1117/12.450596

KEYWORDS: Ions, X-ray lasers, Mirrors, Laser spectroscopy, Spectroscopy, Laser systems engineering, Pulsed laser operation, Diffraction gratings, Ray tracing, Data modeling

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Proceedings Article | 21 October 1999 Paper

Sulfur capillary discharge irradiated by a picosecond-laser pulse: a new way toward tabletop x-ray laser

Karol Janulewicz, Fulvia Bortolotto, P. Warwick, Mikhail Kalachnikov, Vyacheslav Shlyaptsev, Wolfgang Sandner, Jorge Rocca, Peter Nickles

Proceedings Volume 3776, (1999) https://doi.org/10.1117/12.366685

KEYWORDS: Capillaries, Plasma, Pulsed laser operation, Sulfur, Picosecond phenomena, X-ray lasers, Beam shaping, Sensors, Spectrographs, Optical filters

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Proceedings Article | 1 February 1991 Paper

New construction of sealed-off CO2 laser

Wieslaw Wolinski, Radoslaw Wolski, Karol Janulewicz

Proceedings Volume 1397, (1991) https://doi.org/10.1117/12.25930

KEYWORDS: Carbon dioxide lasers, Mirrors, Carbon monoxide, Gas lasers, Chemical lasers, Resonators, Neodymium, Microelectronics, Optoelectronics, Ions

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Proceedings Article | 1 July 1990 Paper

Influence of spatial mode structure on the gain saturation in hollow waveguide lasers

Karol Janulewicz, Pawel Szczepanski, Wieslaw Wolinski

Proceedings Volume 1319, (1990) https://doi.org/10.1117/12.22226

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Showing 5 of 26 publications

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