Helder Crespo
Helder Crespo
Assistant Professor of Physics, University of Porto + Co-founder www.sphere-photonics.com
Verified email at fc.up.pt
TitleCited byYear
Simultaneous compression and characterization of ultrashort laser pulses using chirped mirrors and glass wedges
M Miranda, T Fordell, C Arnold, A L’Huillier, H Crespo
Optics express 20 (1), 688-697, 2012
Characterization of broadband few-cycle laser pulses with the d-scan technique
M Miranda, CL Arnold, T Fordell, F Silva, B Alonso, R Weigand, ...
Optics express 20 (17), 18732-18743, 2012
Cascaded highly nondegenerate four-wave-mixing phenomenon in transparent isotropic condensed media
H Crespo, JT Mendonça, A Dos Santos
Optics letters 25 (11), 829-831, 2000
Compression of CEP-stable multi-mJ laser pulses down to 4 fs in long hollow fibers
F Böhle, M Kretschmar, A Jullien, M Kovacs, M Miranda, R Romero, ...
Laser Physics Letters 11 (9), 095401, 2014
Sub-two-cycle pulses by soliton self-compression in highly nonlinear photonic crystal fibers
AA Amorim, MV Tognetti, P Oliveira, JL Silva, LM Bernardo, FX Kärtner, ...
Optics letters 34 (24), 3851-3853, 2009
Simultaneous compression, characterization and phase stabilization of GW-level 1.4 cycle VIS-NIR femtosecond pulses using a single dispersion-scan setup
F Silva, M Miranda, B Alonso, J Rauschenberger, V Pervak, H Crespo
Optics express 22 (9), 10181-10191, 2014
Cascaded nondegenerate four-wave-mixing technique for high-power single-cycle pulse synthesis in the visible and ultraviolet ranges
R Weigand, JT Mendonca, HM Crespo
Physical Review A 79 (6), 063838, 2009
Nonintrusive phase stabilization of sub-two-cycle pulses from a prismless octave-spanning Ti: sapphire laser
HM Crespo, JR Birge, EL Falcão-Filho, MY Sander, A Benedick, ...
Optics letters 33 (8), 833-835, 2008
Sub-two-cycle soliton-effect pulse compression at 800 nm in photonic crystal fibers
MV Tognetti, HM Crespo
JOSA B 24 (6), 1410-1415, 2007
Theory and design of two-dimensional spectral shearing interferometry for few-cycle pulse measurement
JR Birge, HM Crespo, FX Kärtner
JOSA B 27 (6), 1165-1173, 2010
Dynamics of dispersion managed octave-spanning titanium: sapphire lasers
MY Sander, J Birge, A Benedick, HM Crespo, FX Kärtner
JOSA B 26 (4), 743-749, 2009
Octave-spanning spectra and pulse synthesis by nondegenerate cascaded four-wave mixing
JL Silva, R Weigand, HM Crespo
Optics letters 34 (16), 2489-2491, 2009
Characterization of sub-two-cycle pulses from a hollow-core fiber compressor in the spatiotemporal and spatiospectral domains
B Alonso, M Miranda, F Silva, V Pervak, J Rauschenberger, J San Román, ...
Applied Physics B 112 (1), 105-114, 2013
Phase stabilization of sub-two-cycle pulses from prismless octave-spanning Ti: sapphire lasers
HM Crespo, JR Birge, MY Sander, EL Falcao-Filho, A Benedick, ...
JOSA B 25 (7), B147-B154, 2008
Spatiotemporal characterization of few-cycle laser pulses
B Alonso, M Miranda, ÍJ Sola, H Crespo
Optics express 20 (16), 17880-17893, 2012
Strategies for achieving intense single-cycle pulses with in-line post-compression setups
F Silva, B Alonso, W Holgado, R Romero, J San Román, EC Jarque, ...
Optics letters 43 (2), 337-340, 2018
Inline self-diffraction dispersion-scan of over octave-spanning pulses in the single-cycle regime
M Canhota, F Silva, R Weigand, HM Crespo
Optics letters 42 (15), 3048-3051, 2017
Single-shot implementation of dispersion-scan for the characterization of ultrashort laser pulses
D Fabris, W Holgado, F Silva, T Witting, JWG Tisch, H Crespo
Optics express 23 (25), 32803-32808, 2015
Continuous spectra in high-harmonic generation driven by multicycle laser pulses
W Holgado, C Hernández-García, B Alonso, M Miranda, F Silva, L Plaja, ...
Physical Review A 93 (1), 013816, 2016
Modeling of octave-spanning sub-two-cycle titanium: sapphire lasers: simulation and experiment
MY Sander, HM Crespo, JR Birge, FX Kärtner
Ultrafast Phenomena XVI, 774-776, 2009
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