Get started
Author

Roman Spesyvtsev

Operation of a free-electron laser from the extreme ultraviolet to the water window
2007 · W. Ackermann, G. Asova, et al. · Nature Photonics · 1,643
PDF
Harnessing speckle for a sub-femtometre resolved broadband wavemeter and laser stabilization
2017 · Nikolaus Klaus Metzger, Roman Spesyvtsev, et al. · Nature Communications · 131
Detailed characterization of electron sources yielding first demonstration of European X-ray Free-Electron Laser beam quality
2010 · F. Stephan, C. H. Boulware, et al. · Physical Review Special Topics - Accelerators and Beams · 101
PDF
Laser-wakefield accelerators for high-resolution X-ray imaging of complex microstructures
2019 · A. E. Hussein, N. Senabulya, et al. · Scientific Reports · 80
PDF
Wide-field multiphoton imaging through scattering media without correction
2018 · Adrià Escobet-Montalbán, Roman Spesyvtsev, et al. · Science Advances · 57
PDF
Full observation of ultrafast cascaded radiationless transitions from S2(ππ∗) state of pyrazine using vacuum ultraviolet photoelectron imaging
2016 · Takuya Horio, Roman Spesyvtsev, et al. · The Journal of Chemical Physics · 56
PDF
Ultrafast dynamics of aniline following 269–238 nm excitation and the role of the S2(π3s/πσ*) state
2012 · Roman Spesyvtsev, Oliver M. Kirkby, et al. · Faraday Discussions · 49
Simultaneous generation of sub-20 fs deep and vacuum ultraviolet pulses in a single filamentation cell and application to time-resolved photoelectron imaging
2013 · Takuya Horio, Roman Spesyvtsev, et al. · Optics Express · 42
Quantum dynamics study of the competing ultrafast intersystem crossing and internal conversion in the “channel 3” region of benzene
2012 · T. J. Penfold, R. Spesyvtsev, et al. · The Journal of Chemical Physics · 42
Shedding new light on the role of the Rydberg state in the photochemistry of aniline
2012 · Roman Spesyvtsev, Oliver M. Kirkby, et al. · Physical Chemistry Chemical Physics · 42
Excited-state dynamics of furan studied by sub-20-fs time-resolved photoelectron imaging using 159-nm pulses
2015 · R. Spesyvtsev, T. Horio, et al. · The Journal of Chemical Physics · 35
Observation of the wavepacket dynamics on the 1B2(1Σu+) state of CS2 by sub-20 fs photoelectron imaging using 159 nm probe pulses
2015 · R. Spesyvtsev, T. Horio, et al. · The Journal of Chemical Physics · 31
Generation of sub-17 fs vacuum ultraviolet pulses at 133 nm using cascaded four-wave mixing through filamentation in Ne
2014 · Takuya Horio, Roman Spesyvtsev, et al. · Optics Letters · 27
PDF
Ultrafast dynamics through conical intersections and intramolecular vibrational energy redistribution in styrene
2010 · A. D. G. Nunn, R. S. Minns, et al. · Physical Chemistry Chemical Physics · 27
Real-time detection of S(1D2) photofragments produced from the 1B2(1Σu+) state of CS2 by vacuum ultraviolet photoelectron imaging using 133 nm probe pulses
2017 · Takuya Horio, Roman Spesyvtsev, et al. · The Journal of Chemical Physics · 18
PDF
Optimizations of transverse projected emittance at the photo-injector test facility at DESY, location Zeuthen
2011 · S. Rimjaem, F. Stephan, et al. · Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment · 18
Wide-field three-dimensional optical imaging using temporal focusing for holographically trapped microparticles
2015 · Roman Spesyvtsev, Helen A. Rendall, et al. · Optics Letters · 15
PDF
Characterization of laser wakefield acceleration efficiency with octave spanning near-IR spectrum measurements
2022 · M. J. V. Streeter, Y. Ma, et al. · Physical Review Accelerators and Beams · 7
PDF
New Experimental Results from PITZ
2008 · F. Stephan, J. Bähr, et al. · DESY (CERN, DESY, Fermilab, IHEP, and SLAC) · 7
Parametric study of high-energy ring-shaped electron beams from a laser wakefield accelerator
2021 · A Maitrallain, E Brunetti, et al. · New Journal of Physics · 6
PDF
Application programmes at the Scottish Centre for the Application of Plasma-based Accelerators (SCAPA)
2019 · Samuel M. Wiggins, Marie Boyd, et al. · Relativistic Plasma Waves and Particle Beams as Coherent and Incoherent Radiation Sources · 6
PDF
Tuning, Conditioning, and Dark Current Measurements of a New Gun Cavity at Pitz ⁄
2006 · A. Oppelt, K. Abrahamyan, et al. · 6
Measurements of Transverse Projected Emittance for Different Bunch Charges at Pitz
2010 · S. Rimjaem, J. Grabosch, et al. · 5
Generating Low Transverse Emittance Beams for Linac Based Light Sources at PITZ
2010 · Rimjaem, Sakhorn, Asova, Galina, et al. · DESY (CERN, DESY, Fermilab, IHEP, and SLAC) · 5
Status of the PITZ Facility Upgrade
2006 · A. Oppelt, K. Abrahamyan, et al. · 5
Works count: 80
Citation count: 2,497
H-index: 16
I10-index: 17
Year
Topic
Type