An ultrafast symmetry switch in a Weyl semimetal EJ Sie, CM Nyby, CD Pemmaraju, SJ Park, X Shen, J Yang, MC Hoffmann, ... Nature 565 (7737), 61-66, 2019 | 402 | 2019 |
Spin properties of very shallow nitrogen vacancy defects in diamond BK Ofori-Okai, S Pezzagna, K Chang, M Loretz, R Schirhagl, Y Tao, ... Physical Review B 86 (8), 081406, 2012 | 239 | 2012 |
Coherent two-dimensional terahertz magnetic resonance spectroscopy of collective spin waves J Lu, X Li, HY Hwang, BK Ofori-Okai, T Kurihara, T Suemoto, KA Nelson Physical review letters 118 (20), 207204, 2017 | 158 | 2017 |
Invited Article: Single-shot THz detection techniques optimized for multidimensional THz spectroscopy SM Teo, BK Ofori-Okai, CA Werley, KA Nelson Review of scientific instruments 86 (5), 2015 | 125 | 2015 |
Femtosecond Compression Dynamics and Timing Jitter Suppression in a THz-driven Electron Bunch Compressor EC Snively, MAK Othman, M Kozina, BK Ofori-Okai, SP Weathersby, ... Physical Review Letters 124 (5), 054801, 2020 | 104 | 2020 |
Nonlinear two-dimensional terahertz photon echo and rotational spectroscopy in the gas phase J Lu, Y Zhang, HY Hwang, BK Ofori-Okai, S Fleischer, KA Nelson Proceedings of the National Academy of Sciences 113 (42), 11800-11805, 2016 | 99 | 2016 |
Terahertz-based subfemtosecond metrology of relativistic electron beams RK Li, MC Hoffmann, EA Nanni, SH Glenzer, ME Kozina, AM Lindenberg, ... Physical Review Accelerators and Beams 22 (1), 012803, 2019 | 92 | 2019 |
THz generation using a reflective stair-step echelon BK Ofori-Okai, P Sivarajah, WR Huang, KA Nelson Optics Express 24 (5), 5057-5068, 2016 | 86 | 2016 |
Intermolecular Vibrations in Hydrophobic Amino Acid Crystals: Experiments and Calculations MRC Williams, DJ Aschaffenburg, BK Ofori-Okai, CA Schmuttenmaer The Journal of Physical Chemistry B 117 (36), 10444-10461, 2013 | 82 | 2013 |
Transient terahertz photoconductivity measurements of minority-carrier lifetime in tin sulfide thin films: Advanced metrology for an early stage photovoltaic material R Jaramillo, MJ Sher, BK Ofori-Okai, V Steinmann, C Yang, K Hartman, ... Journal of Applied Physics 119 (3), 2016 | 70 | 2016 |
Dynamical Slowing-Down in an Ultrafast Photoinduced Phase Transition A Zong, PE Dolgirev, A Kogar, E Ergeçen, MB Yilmaz, YQ Bie, T Rohwer, ... Physical Review Letters 123 (9), 097601, 2019 | 68 | 2019 |
Super Subwavelength Guiding and Rejecting of Terahertz Spoof SPPs Enabled by Planar Plasmonic Waveguides and Notch Filters Based on Spiral-Shaped Units L Ye, W Zhang, BK Ofori-Okai, W Li, J Zhuo, G Cai, QH Liu Journal of Lightwave Technology 36 (20), 4988-4994, 2018 | 62 | 2018 |
Two-Dimensional Spectroscopy at Terahertz Frequencies J Lu, X Li, Y Zhang, HY Hwang, BK Ofori-Okai, KA Nelson Multidimensional Time-Resolved Spectroscopy, 275-320, 2019 | 39 | 2019 |
Chemically assisted femtosecond laser machining for applications in LiNbO3 and LiTaO3 P Sivarajah, CA Werley, BK Ofori-Okai, KA Nelson Applied Physics A 112, 615-622, 2013 | 34 | 2013 |
Chemically assisted femtosecond laser machining for applications in LiNbO3 and LiTaO3 P Sivarajah, CA Werley, BK Ofori-Okai, KA Nelson Applied Physics A 112, 615-622, 2013 | 34 | 2013 |
Setup for meV-resolution inelastic X-ray scattering measurements and X-ray diffraction at the Matter in Extreme Conditions endstation at the Linac Coherent Light Source EE McBride, TG White, A Descamps, LB Fletcher, K Appel, FP Condamine, ... Review of Scientific Instruments 89 (10), 10F104, 2018 | 32 | 2018 |
Ultrafast multi-cycle terahertz measurements of the electrical conductivity in strongly excited solids Z Chen, CB Curry, R Zhang, F Treffert, N Stojanovic, S Toleikis, R Pan, ... Nature communications 12 (1), 1638, 2021 | 31 | 2021 |
An approach for the measurement of the bulk temperature of single crystal diamond using an X-ray free electron laser A Descamps, BK Ofori-Okai, K Appel, V Cerantola, A Comley, JH Eggert, ... Scientific reports 10, 14564, 2020 | 28 | 2020 |
Rapid and precise determination of zero-field splittings by terahertz time-domain electron paramagnetic resonance spectroscopy J Lu, IO Ozel, CA Belvin, X Li, G Skorupskii, L Sun, BK Ofori-Okai, M Dincă, ... Chemical science 8 (11), 7312-7323, 2017 | 27 | 2017 |
Rapid and Precise Determination of Absolute Zero-Field Splittings by Terahertz Time-Domain Electron Paramagnetic Resonance Spectroscopy J Lu, X Li, G Skorupskii, L Sun, BK Ofori-Okai, M Dinca, KA Nelson Chemical Science, 2017 | 27* | 2017 |