| Extremely efficient terahertz high-harmonic generation in graphene by hot Dirac fermions HA Hafez, S Kovalev, JC Deinert, Z Mics, B Green, N Awari, M Chen, ... Nature 561 (7724), 507-511, 2018 | 621 | 2018 |
| Intense terahertz radiation and their applications HA Hafez, X Chai, A Ibrahim, S Mondal, D Férachou, X Ropagnol, T Ozaki Journal of Optics 18 (9), 093004, 2016 | 517 | 2016 |
| Terahertz nonlinear optics of graphene: from saturable absorption to high‐harmonics generation HA Hafez, S Kovalev, KJ Tielrooij, M Bonn, M Gensch, D Turchinovich Advanced Optical Materials 8 (3), 1900771, 2020 | 190 | 2020 |
| Grating-graphene metamaterial as a platform for terahertz nonlinear photonics JC Deinert, D Alcaraz Iranzo, R Pérez, X Jia, HA Hafez, I Ilyakov, N Awari, ... ACS nano 15 (1), 1145-1154, 2020 | 134 | 2020 |
| Dynamical Control over Terahertz Electromagnetic Interference Shielding with 2D Ti3C2Ty MXene by Ultrafast Optical Pulses G Li, N Amer, HA Hafez, S Huang, D Turchinovich, VN Mochalin, ... Nano letters 20 (1), 636-643, 2019 | 124 | 2019 |
| Electrical tunability of terahertz nonlinearity in graphene S Kovalev, HA Hafez, KJ Tielrooij, JC Deinert, I Ilyakov, N Awari, ... Science advances 7 (15), eabf9809, 2021 | 114 | 2021 |
| Effect of extreme pump pulse reshaping on intense terahertz emission in lithium niobate at multimilliJoule pump energies F Blanchard, X Ropagnol, H Hafez, H Razavipour, M Bolduc, ... Optics letters 39 (15), 4333-4336, 2014 | 101 | 2014 |
| Carrier density dependence of the nonlinear absorption of intense THz radiation in GaAs G Sharma, I Al-Naib, H Hafez, R Morandotti, DG Cooke, T Ozaki Optics express 20 (16), 18016-18024, 2012 | 83 | 2012 |
| Nonlinear terahertz field-induced carrier dynamics in photoexcited epitaxial monolayer graphene HA Hafez, I Al-Naib, MM Dignam, Y Sekine, K Oguri, F Blanchard, ... Physical Review B 91 (3), 035422, 2015 | 69 | 2015 |
| Effect of local field enhancement on the nonlinear terahertz response of a silicon-based metamaterial I Al-Naib, G Sharma, MM Dignam, H Hafez, A Ibrahim, DG Cooke, T Ozaki, ... Phys. Rev. B 88 (19), 195203, 2013 | 67 | 2013 |
| Aligned copper nanorod arrays for highly efficient generation of intense ultra-broadband THz pulses S. Mondal, Q. Wei, W. J. Ding, H. A. Hafez, et al Scientific Reports 7 (40058), 1-7, 2017 | 47* | 2017 |
| Terahertz signatures of ultrafast Dirac fermion relaxation at the surface of topological insulators S Kovalev, KJ Tielrooij, JC Deinert, I Ilyakov, N Awari, M Chen, ... npj Quantum Materials 6 (1), 84, 2021 | 46 | 2021 |
| High field response of gated graphene at THz frequencies H Razavipour, HA Hafez, I Al-Naib, W Yang, P Lévesque, A Guermoune, ... arXiv preprint arXiv:1508.00624, 2015 | 34 | 2015 |
| Nonlinear transmission of an intense terahertz field through monolayer graphene HA Hafez, I Al-Naib, K Oguri, Y Sekine, MM Dignam, A Ibrahim, DG Cooke, ... AIP Advances 4 (11), 2014 | 34 | 2014 |
| Terahertz emission from two-plasmon-decay induced transient currents in laser-solid interactions GQ Liao, YT Li, C Li, S Mondal, HA Hafez, MA Fareed, T Ozaki, WM Wang, ... Physics of Plasmas 23 (1), 2016 | 31 | 2016 |
| Effects of environmental conditions on the ultrafast carrier dynamics in graphene revealed by terahertz spectroscopy HA Hafez, X Chai, Y Sekine, M Takamura, K Oguri, I Al-Naib, MM Dignam, ... Physical Review B 95 (16), 165428, 2017 | 30 | 2017 |
| Covellite CuS nanocrystals: realizing rapid microwave-assisted synthesis in air and unravelling the disappearance of their plasmon resonance after coupling with carbon nanotubes MR Kim, HA Hafez, X Chai, LV Besteiro, L Tan, T Ozaki, AO Govorov, ... Nanoscale 8 (26), 12946-12957, 2016 | 29 | 2016 |
| Intense terahertz field effects on photoexcited carrier dynamics in gated graphene HA Hafez, PL Lévesque, I Al-Naib, MM Dignam, X Chai, S Choubak, ... Applied Physics Letters 107 (25), 2015 | 27 | 2015 |
| Plasmonic Terahertz Nonlinearity in Graphene Disks JW Han, ML Chin, S Matschy, J Poojali, A Seidl, S Winnerl, HA Hafez, ... Advanced Photonics Research, 2100218, 2021 | 16 | 2021 |
| MV/cm terahertz pulses from relativistic laser-plasma interaction characterized by nonlinear terahertz absorption bleaching in n-doped InGaAs S Mondal, HA Hafez, X Ropagnol, T Ozaki Optics Express 25 (15), 17511-17523, 2017 | 14 | 2017 |
Dmitry TurchinovichUniv.-Prof. at Universität BielefeldVerified email at physik.uni-bielefeld.de
