| High speed silicon Mach-Zehnder modulator L Liao, D Samara-Rubio, M Morse, A Liu, D Hodge, D Rubin, UD Keil, ... Optics express 13 (8), 3129-3135, 2005 | 718 | 2005 |
| Electro‐optic sampling and carrier dynamics at zero propagation distance UD Keil, DR Dykaar Applied physics letters 61 (13), 1504-1506, 1992 | 72 | 1992 |
| Ultrafast pulse generation in photoconductive switches UD Keil, DR Dykaar IEEE Journal of Quantum Electronics 32 (9), 1664-1671, 1996 | 68 | 1996 |
| Above band gap absorption spectra of the arsenic antisite defect in low temperature grown GaAs and AlGaAs SU Dankowski, D Streb, M Ruff, P Kiesel, M Kneissl, B Knüpfer, ... Applied physics letters 68 (1), 37-39, 1996 | 62 | 1996 |
| High-speed coplanar transmission lines UD Keil, DR Dykaar, AFJ Levi, RF Kopf, LN Pfeiffer, SB Darack, KW West IEEE journal of quantum electronics 28 (10), 2333-2342, 1992 | 56 | 1992 |
| Customized drive electronics to extend silicon optical modulators to 4 Gb/s D Samara-Rubio, UD Keil, L Liao, T Franck, A Liu, DW Hodge, D Rubin, ... Journal of lightwave technology 23 (12), 4305, 2005 | 38 | 2005 |
| Opt. Express L Liao, D Samara-Rubio, M Morse, A Liu, D Hodge, D Rubin, UD Keil, ... Opt. Express 17, 15481, 2009 | 32 | 2009 |
| Fiber coupled ultrafast scanning tunneling microscope UD Keil, JR Jensen, JM Hvam Journal of applied physics 81 (7), 2929-2934, 1997 | 31 | 1997 |
| Femtosecond differential transmission measurements on low temperature GaAs metal–semiconductor–metal structures UD Keil, JM Hvam, S Tautz, SU Dankowski, P Kiesel, GH Döhler Applied physics letters 70 (1), 72-74, 1997 | 27 | 1997 |
| Propagation delay variation for a distributed optical modulator driver UDF Keil US Patent 7,317,846, 2008 | 26 | 2008 |
| Measuring voltage transients with an ultrafast scanning tunneling microscope UD Keil, JR Jensen, JM Hvam Applied physics letters 70 (19), 2625-2627, 1997 | 26 | 1997 |
| Polarization dependence of the electroabsorption in low‐temperature grown GaAs for above band‐gap energies M Ruff, D Streb, SU Dankowski, S Tautz, P Kiesel, B Knüpfer, M Kneissl, ... Applied physics letters 68 (21), 2968-2970, 1996 | 25 | 1996 |
| Transient measurements with an ultrafast scanning tunneling microscope on semiconductor surfaces UD Keil, JR Jensen, JM Hvam Applied physics letters 72 (13), 1644-1646, 1998 | 24 | 1998 |
| Generation of ultrashort electrical pulses with variable pulse widths UD Keil, HJ Gerritsen, JEM Haverkort, JH Wolter Applied physics letters 66 (13), 1629-1631, 1995 | 23 | 1995 |
| Integrated active electrical waveguide for optical waveguide modulators UDF Keil US Patent 7,286,726, 2007 | 19 | 2007 |
| Annealing induced refractive index and absorption changes of low‐temperature grown GaAs SU Dankowski, P Kiesel, B Knüpfer, M Kneissl, GH Döhler, UD Keil, ... Applied physics letters 65 (25), 3269-3271, 1994 | 19 | 1994 |
| Electro‐optic sampling using an aluminum gallium arsenide probe DR Dykaar, RF Kopf, UD Keil, EJ Laskowski, GJ Zydzik Applied physics letters 62 (15), 1733-1735, 1993 | 18 | 1993 |
| Electromodulation and photomodulation spectroscopy of long-period doping superlattices N Linder, W El-Banna, UD Keil, KH Schmidt, GH Doehler, JN Miller, ... Modulation Spectroscopy 1286, 359-369, 1990 | 18 | 1990 |
| Femtosecond tunneling response of surface plasmon polaritons UD Keil, T Ha, JR Jensen, JM Hvam Applied physics letters 72 (23), 3074-3076, 1998 | 17 | 1998 |
| Optical characterization of low temperature grown GaAs by transmission measurements above the band gap D Streb, M Ruff, SU Dankowski, P Kiesel, M Kneissl, S Malzer, UD Keil, ... Journal of Vacuum Science & Technology B: Microelectronics and Nanometer …, 1996 | 17 | 1996 |
