| Low-loss Si3N4 TriPleX optical waveguides: Technology and applications overview CGH Roeloffzen, M Hoekman, EJ Klein, LS Wevers, RB Timens, ... IEEE journal of selected topics in quantum electronics 24 (4), 1-21, 2018 | 412 | 2018 |
| Fabry-Pérot resonator: spectral line shapes, generic and related Airy distributions, linewidths, finesses, and performance at low or frequency-dependent reflectivity N Ismail, CC Kores, D Geskus, M Pollnau Optics express 24 (15), 16366-16389, 2016 | 339 | 2016 |
| Reliable Low-Cost Fabrication of Low-Loss Waveguides With 5.4-dB Optical Gain K Worhoff, JDB Bradley, F Ay, D Geskus, TP Blauwendraat, M Pollnau IEEE Journal of Quantum Electronics 45 (5), 454-461, 2009 | 215 | 2009 |
| Gain bandwidth of 80 nm and 2 dB/cm peak gain in Al2O3:Er3+ optical amplifiers on silicon JDB Bradley, L Agazzi, D Geskus, F Ay, K Wörhoff, M Pollnau JOSA B 27 (2), 187-196, 2010 | 184 | 2010 |
| 8× 8 reconfigurable quantum photonic processor based on silicon nitride waveguides C Taballione, TAW Wolterink, J Lugani, A Eckstein, BA Bell, R Grootjans, ... Optics express 27 (19), 26842-26857, 2019 | 166 | 2019 |
| Hybrid integrated InP-Si3N4 diode laser with a 40-Hz intrinsic linewidth Y Fan, A van Rees, PJM Van der Slot, J Mak, RM Oldenbeuving, ... Optics express 28 (15), 21713-21728, 2020 | 159 | 2020 |
| Hybrid integrated semiconductor lasers with silicon nitride feedback circuits KJ Boller, A van Rees, Y Fan, J Mak, REM Lammerink, CAA Franken, ... Photonics 7 (1), 4, 2020 | 120 | 2020 |
| Giant optical gain in a rare‐earth‐ion‐doped microstructure D Geskus, S Aravazhi, SM García‐Blanco, M Pollnau Advanced Materials 24 (10), OP19-OP22, 2012 | 103 | 2012 |
| 290 Hz intrinsic linewidth from an integrated optical chip-based widely tunable InP-Si3N4 hybrid laser Y Fan, RM Oldenbeuving, CGH Roeloffzen, M Hoekman, D Geskus, ... 2017 Conference on Lasers and Electro-Optics (CLEO), 1-2, 2017 | 102 | 2017 |
| Microstructured KY(WO4)2:Gd3+, Lu3+, Yb3+ channel waveguide laser D Geskus, S Aravazhi, C Grivas, K Wörhoff, M Pollnau Optics express 18 (9), 8853-8858, 2010 | 97 | 2010 |
| High-power, broadly tunable, and low-quantum-defect KGd1-xLux(WO4)2:Yb3+ channel waveguide lasers D Geskus, S Aravazhi, K Wörhoff, M Pollnau Optics express 18 (25), 26107-26112, 2010 | 86 | 2010 |
| Low‐threshold, highly efficient Gd3+, Lu3+ co‐doped KY(WO4)2:Yb3+ planar waveguide lasers D Geskus, S Aravazhi, E Bernhardi, C Grivas, S Harkema, K Hametner, ... Laser physics letters 6 (11), 800-805, 2009 | 76 | 2009 |
| Flip-chip integration of InP to SiN photonic integrated circuits M Theurer, M Moehrle, A Sigmund, KO Velthaus, RM Oldenbeuving, ... Journal of Lightwave Technology 38 (9), 2630-2636, 2020 | 68 | 2020 |
| Engineering lattice matching, doping level, and optical properties of KY(WO4)2:Gd, Lu, Yb layers for a cladding-side-pumped channel waveguide laser S Aravazhi, D Geskus, K van Dalfsen, SA Vázquez-Córdova, C Grivas, ... Applied Physics B 111, 433-446, 2013 | 66 | 2013 |
| Hybrid-integrated diode laser in the visible spectral range CAA Franken, A van Rees, LV Winkler, Y Fan, D Geskus, R Dekker, ... Optics letters 46 (19), 4904-4907, 2021 | 60 | 2021 |
| Neodymium-complex-doped photodefined polymer channel waveguide amplifiers J Yang, MBJ Diemeer, D Geskus, G Sengo, M Pollnau, A Driessen Optics letters 34 (4), 473-475, 2009 | 60 | 2009 |
| Ring resonator enhanced mode-hop-free wavelength tuning of an integrated extended-cavity laser A Van Rees, Y Fan, D Geskus, EJ Klein, RM Oldenbeuving, ... Optics express 28 (4), 5669-5683, 2020 | 53 | 2020 |
| Efficient KY1-x-yGdxLuy(WO4)2:Tm3+ channel waveguide lasers K van Dalfsen, S Aravazhi, D Geskus, K Wörhoff, M Pollnau Optics express 19 (6), 5277-5282, 2011 | 51 | 2011 |
| Characterization of Hybrid InP-TriPleX Photonic Integrated Tunable Lasers Based on Silicon Nitride (Si 3N4/SiO2) Microring Resonators for Optical Coherent … Y Lin, C Browning, RB Timens, DH Geuzebroek, CGH Roeloffzen, ... IEEE photonics journal 10 (3), 1-8, 2018 | 47 | 2018 |
| True time delay optical beamforming network based on hybrid InP-silicon nitride integration C Tsokos, E Andrianopoulos, A Raptakis, NK Lyras, L Gounaridis, ... Journal of Lightwave Technology 39 (18), 5845-5854, 2021 | 46 | 2021 |
Klaus-Jochen BollerUniversity of TwenteVerified email at utwente.nl