Dr. Phillip “Donnie” Keathley

Massachusetts Institute of Technology
Department of Electrical Engineering and Computer Science
50 Vassar Street, Suite 36-219
Cambridge, MA 02139

e-mail: pdkeat2@mit.edu

QNN Publications, Conference Papers, & Talks

Yeung, M., Chou, L.-T., Ritzkowsky, F., Turchetti, M., Berggren, K. K., Chia, S.-H., & Keathley, P. D. (2025). Bandwidth of Lightwave-Driven Electronic Response from Metallic Nanoantennas. Nano Letters, 25(13), 5250–5257.
Keathley, P. D., & Ritzkowsky, F. (2025). Comment on "Synthesis and Direct Sampling of Single-Cycle Light Transients by Electron Tunneling in a Nanodevice." ACS Photonics.
Ritzkowsky, F., Yeung, M., Bebeti, E., Gebert, T., Matsuyama, T., Budden, M., Mainz, R. E., Cankaya, H., Berggren, K. K., Rossi, G. M., Keathley, P. D., & Kärtner, F. X. (2024). On-chip petahertz electronics for single-shot phase detection. Nature Communications, 15(1), 1–8. https://doi.org/10.1038/s41467-024-53788-z
Heide, C., Keathley, P. D., & Kling, M. F. (2024). Petahertz electronics. Nature Reviews Physics, 6(11), 648–662. https://doi.org/10.1038/s42254-024-00764-7
Simonaitis, J. W., Alongi, J. A., Slayton, B., Putnam, W. P., Berggren, K. K., & Keathley, P. D. (2024). Electron Energy Loss Spectroscopy of 2D Materials in a Scanning Electron Microscope (No. arXiv:2410.09291). arXiv. https://doi.org/10.48550/arXiv.2410.09291
Koppell, S. A., Simonaitis, J. W., Krielaart, M. A. R., Putnam, W. P., Berggren, K. K., & Keathley, P. D. (2024). Analysis and Applications of a Heralded Electron Source (No. arXiv:2406.18755). arXiv. https://doi.org/10.48550/arXiv.2406.18755
Simonaitis, J. W., Krielaart, M. A. R., Koppell, S. A., Slayton, B. J., Alongi, J. A., Putnam, W. P., Berggren, K. K., & Keathley, P. D. (2023). Electron-Photon Interactions in a Scanning Electron Microscope. 2023 IEEE 36th International Vacuum Nanoelectronics Conference (IVNC), 9–11. https://doi.org/10.1109/IVNC57695.2023.10188999
Simonaitis, J. W., & Keathley, P. D. (2023). Twin experiments reveal twin electron dynamics. Nature Physics, 1–2. https://doi.org/10.1038/s41567-023-02066-8
Keathley, P. D., Jensen, S. V. B., Yeung, M. D., Bionta, M. R., & Madsen, L. B. (2022). Uncovering Extreme Nonlinear Dynamics in Solids Through Time-Domain Field Analysis (No. arXiv:2210.07899). arXiv.
Roques-Carmes, C., Kooi, S. E., Yang, Y., Rivera, N., Keathley, P. D., Joannopoulos, J. D., Johnson, S. G., Kaminer, I., Berggren, K. K., & Soljačić, M. (2022). Free-electron-light interactions in nanophotonics.
Keathley, P. D. (2022, July). On-Chip Petahertz Electronics: From Science to Technology. Optica Incubator on On-Chip High-Field Nanophotonics, Washington, DC.
Simonaitis, J. W., Krielaart, M., Koppell, S. A., Ates, O. E., Slayton, B. J., Feld, J., Putnam, W. P., Berggren, K. K., & Keathley, P. D. (2022, June). Coherent Electron-Photon Interactions in a 10-keV Scanning Electron Microscope. Quantum Electron Optics Conference, Haifa, Israel.
Koppell, S., Simonaitis, J., Krielaart, M. A. R., Ates, O. E., Slayton, B. J., Putnam, W. P., Berggren, K. K., & Keathley, P. D. (2022, June). Applications in Electron Microscopy for Electron-Photon Correlations. Quantum Electron Optics Conference, Haifa, Israel.
Cattozzo Mor, D., Yang, Y., Ritzkowsky, F., Kärtner, F. X., Berggren, K. K., Singh, N. K., & Keathley, P. D. (2022). PHz Electronic Device Design and Simulation for Waveguide-Integrated Carrier-Envelope Phase Detection. Journal of Lightwave Technology, 40(12), 3823–3831. https://doi.org/10.1109/JLT.2022.3150246
Cattaneo, L., Pedrelli, L., Bello, R. Y., Palacios, A., Keathley, P. D., Martín, F., & Keller, U. (2022). Isolating Attosecond Electron Dynamics in Molecules where Nuclei Move Fast. Physical Review Letters, 128(6), 063001. https://doi.org/10.1103/PhysRevLett.128.063001
Turchetti, M., Yang, Y., Bionta, M. R., Nardi, A., Daniel, L., Berggren, K. K., & Keathley, P. D. (2022). Electron Emission Regimes of Planar Nano Vacuum Emitters. IEEE Transactions on Electron Devices, 1–7. https://doi.org/10.1109/TED.2022.3175706
Yang, Y., Mainz, R. E., Rossi, G. M., Scheiba, F., Silva-Toledo, M. A., Keathley, P. D., Cirmi, G., & Kärtner, F. X. (2021). Strong-field coherent control of isolated attosecond pulse generation. Nature Communications, 12(1), 6641. https://doi.org/10.1038/s41467-021-26772-0
Cattozzo Mor, D., Yang, Y., Ritzkowsky, F., Kärtner, F. X., Berggren, K. K., Singh, N. K., & Keathley, P. D. (2021). PHz Electronic Device Design and Simulation for Waveguide-Integrated Carrier-Envelope Phase Detection. ArXiv:2109.12558 [Physics].
Bhattacharya, R., Turchetti, M., Keathley, P. D., Berggren, K. K., & Browning, J. (2021). Long term field emission current stability characterization of planar field emitter devices. Journal of Vacuum Science & Technology B, 39(5), 053201. https://doi.org/10.1116/6.0001182
Buckley, D., Yang, Y., Yang-Keathley, Y., Berggren, K. K., & Keathley, P. D. (2021). Nanoantenna design for enhanced carrier–envelope-phase sensitivity. JOSA B, 38(9), C11–C21. https://doi.org/10.1364/JOSAB.424549
Simonaitis, J. W., Slayton, B., Yang-Keathley, Y., Keathley, P. D., & Berggren, K. K. (2021). Precise, subnanosecond, and high-voltage switching enabled by gallium nitride electronics integrated into complex loads. Review of Scientific Instruments, 92(7), 074704. https://doi.org/10.1063/5.0046706
Bionta, M. R., Ritzkowsky, F., Turchetti, M., Yang, Y., Cattozzo Mor, D., Putnam, W. P., Kärtner, F. X., Berggren, K. K., & Keathley, P. D. (2021). On-chip sampling of optical fields with attosecond resolution. Nature Photonics, 15(6), 456–460. https://doi.org/10.1038/s41566-021-00792-0
Cattozzo Mor, D., Yang, Y., Singh, N., Ritzkowsky, F., Kärtner, F. X., Berggren, K. K., & Keathley, P. D. (2021). PHz Electronic Device Design for Waveguide-Integrated Carrier-Envelope Phase Detection. Conference on Lasers and Electro-Optics (2021), Paper SW3J.3, SW3J.3. https://doi.org/10.1364/CLEO_SI.2021.SW3J.3
Turchetti, M., Bionta, M. R., Yang, Y., Ritzkowsky, F., Candido, D. R., Flatté, M. E., Berggren, K. K., & Keathley, P. D. (2021). Impact of DC bias on weak optical-field-driven electron emission in nano-vacuum-gap detectors. JOSA B, 38(3), 1009–1016. https://doi.org/10.1364/JOSAB.413680
Yang, Y., Kim, C.-S., Hobbs, R. G., Keathley, P. D., & Berggren, K. K. (2020). Nanostructured-membrane electron phase plates. Ultramicroscopy, 217, 113053. https://doi.org/10.1016/j.ultramic.2020.113053
Rossi, G. M., Mainz, R. E., Yang, Y., Scheiba, F., Silva-Toledo, M. A., Chia, S.-H., Keathley, P. D., Fang, S., Mücke, O. D., Manzoni, C., Cerullo, G., Cirmi, G., & Kärtner, F. X. (2020). Sub-cycle millijoule-level parametric waveform synthesizer for attosecond science. Nature Photonics, 14(10), 629–635. https://doi.org/10.1038/s41566-020-0659-0
Zheng, M., Yang, Y., Liu, P., Duan, H., Keathley, P. D., & Berggren, K. K. (2020). Fabrication of gold nanostructures using wet lift-off without adhesion promotion. Microelectronic Engineering, 233, 111420. https://doi.org/10.1016/j.mee.2020.111420
Yang, Y., Hobbs, R. G., Keathley, P. D., & Berggren, K. K. (2020). Electron energy loss of ultraviolet plasmonic modes in aluminum nanodisks. Optics Express, 28(19), 27405–27414. https://doi.org/10.1364/OE.401835
Yang, Y., Turchetti, M., Vasireddy, P., Putnam, W. P., Karnbach, O., Nardi, A., Kärtner, F. X., Berggren, K. K., & Keathley, P. D. (2020). Light phase detection with on-chip petahertz electronic networks. Nature Communications, 11(1), 3407. https://doi.org/10.1038/s41467-020-17250-0
Onen, M., Turchetti, M., Butters, B. A., Bionta, M. R., Keathley, P. D., & Berggren, K. K. (2020). Single-Photon Single-Flux Coupled Detectors. Nano Letters, 20(1), 664–668.
Keathley, P. D., Putnam, W. P., Vasireddy, P., Hobbs, R. G., Yang, Y., Berggren, K. K., & Kärtner, F. X. (2019). Vanishing carrier-envelope-phase-sensitive response in optical-field photoemission from plasmonic nanoantennas. Nature Physics, 15(11), 1128–1133. https://doi.org/10.1038/s41567-019-0613-6
Roques-Carmes, C., Kooi, S. E., Yang, Y., Massuda, A., Keathley, P. D., Zaidi, A., Yang, Y., Joannopoulos, J. D., Berggren, K. K., Kaminer, I., & Soljačić, M. (2019). Towards integrated tunable all-silicon free-electron light sources. Nature Communications, 10(1), 3176. https://doi.org/10.1038/s41467-019-11070-7
Putnam, W. P., Hobbs, R. G., Keathley, P. D., Berggren, K. K., & Kärtner, F. X. (2017). Optical-field-controlled photoemission from plasmonic nanoparticles. Nature Physics, 13(4), 335–339. https://doi.org/10.1038/nphys3978
Hobbs, R. G., Yang, Y., Keathley, P. D., Swanwick, M. E., Velásquez-García, L. F., Kärtner, F. X., Graves, W. S., & Berggren, K. K. (2014). High-density Au nanorod optical field-emitter arrays. Nanotechnology, 25(46), 465304.