| Coherent Water Window X Ray by Phase-Matched High-Order Harmonic Generation<? format?> in Neutral Media EJ Takahashi, T Kanai, KL Ishikawa, Y Nabekawa, K Midorikawa Physical review letters 101 (25), 253901, 2008 | 471 | 2008 |
| Attosecond nonlinear optics using gigawatt-scale isolated attosecond pulses EJ Takahashi, P Lan, OD Mücke, Y Nabekawa, K Midorikawa Nature communications 4 (1), 2691, 2013 | 430 | 2013 |
| Generation of highly coherent submicrojoule soft x rays by high-order harmonics E Takahashi, Y Nabekawa, T Otsuka, M Obara, K Midorikawa Physical Review A 66 (2), 021802, 2002 | 336 | 2002 |
| Production of Doubly Charged Helium Ions by Two-Photon Absorption<? format?> of an Intense Sub-10-fs Soft X-Ray Pulse at 42 eV Photon Energy Y Nabekawa, H Hasegawa, EJ Takahashi, K Midorikawa Physical review letters 94 (4), 043001, 2005 | 330 | 2005 |
| Infrared two-color multicycle laser field synthesis for generating an intense attosecond pulse EJ Takahashi, P Lan, OD Mücke, Y Nabekawa, K Midorikawa Physical review letters 104 (23), 233901, 2010 | 316 | 2010 |
| Generation of 10-µJ coherent extreme-ultraviolet light by use of high-order harmonics E Takahashi, Y Nabekawa, K Midorikawa Optics letters 27 (21), 1920-1922, 2002 | 284 | 2002 |
| Multiphoton ionization of by using intense high-order harmonics in the soft-x-ray region H Hasegawa, EJ Takahashi, Y Nabekawa, KL Ishikawa, K Midorikawa Physical Review A—Atomic, Molecular, and Optical Physics 71 (2), 023407, 2005 | 219 | 2005 |
| Dramatic enhancement of high-order harmonic generation EJ Takahashi, T Kanai, KL Ishikawa, Y Nabekawa, K Midorikawa Physical review letters 99 (5), 053904, 2007 | 186 | 2007 |
| Extreme ultraviolet free electron laser seeded with high-order harmonic of Ti: sapphire laser T Togashi, EJ Takahashi, K Midorikawa, M Aoyama, K Yamakawa, T Sato, ... Optics express 19 (1), 317-324, 2010 | 174 | 2010 |
| Low-divergence coherent soft x-ray source at 13 nm by high-order harmonics EJ Takahashi, Y Nabekawa, K Midorikawa Applied physics letters 84 (1), 4-6, 2004 | 167 | 2004 |
| Visualizing Recurrently Migrating Hydrogen in Acetylene Dication<? format?> by Intense Ultrashort Laser Pulses A Hishikawa, A Matsuda, M Fushitani, EJ Takahashi Physical review letters 99 (25), 258302, 2007 | 166 | 2007 |
| High-throughput, high-damage-threshold broadband beam splitter for high-order harmonics in the extreme-ultraviolet region EJ Takahashi, H Hasegawa, Y Nabekawa, K Midorikawa Optics letters 29 (5), 507-509, 2004 | 164 | 2004 |
| Destructive interference during high harmonic generation in mixed gases T Kanai, EJ Takahashi, Y Nabekawa, K Midorikawa Physical review letters 98 (15), 153904, 2007 | 154 | 2007 |
| 10mJ class femtosecond optical parametric amplifier for generating soft x-ray harmonics EJ Takahashi, T Kanai, Y Nabekawa, K Midorikawa Applied Physics Letters 93 (4), 2008 | 122 | 2008 |
| Generation of strong optical field in soft X-ray region by using high-order harmonics EJ Takahashi, Y Nabekawa, H Mashiko, H Hasegawa, A Suda, ... IEEE journal of selected topics in quantum electronics 10 (6), 1315-1328, 2004 | 121 | 2004 |
| Generation of high-order harmonics in a self-guided beam V Tosa, E Takahashi, Y Nabekawa, K Midorikawa Physical Review A 67 (6), 063817, 2003 | 110 | 2003 |
| Direct observation of an attosecond electron wave packet in a nitrogen molecule T Okino, Y Furukawa, Y Nabekawa, S Miyabe, A Amani Eilanlou, ... Science advances 1 (8), e1500356, 2015 | 108 | 2015 |
| Dual-chirped optical parametric amplification for generating few hundred mJ infrared pulses Q Zhang, EJ Takahashi, OD Mücke, P Lu, K Midorikawa Optics express 19 (8), 7190-7212, 2011 | 105 | 2011 |
| High efficiency ultrafast water-window harmonic generation for single-shot soft X-ray spectroscopy Y Fu, K Nishimura, R Shao, A Suda, K Midorikawa, P Lan, EJ Takahashi Communications Physics 3 (1), 92, 2020 | 96 | 2020 |
| Generation of a coherent x ray in the water window region at 1 kHz repetition rate using a mid-infrared pump source H Xiong, H Xu, Y Fu, J Yao, B Zeng, W Chu, Y Cheng, Z Xu, EJ Takahashi, ... Optics letters 34 (11), 1747-1749, 2009 | 86 | 2009 |