400-Gb/s PDM-4PAM WDM system using a monolithic 2× 4 VCSEL array and coherent detection C Xie, S Spiga, P Dong, P Winzer, M Bergmann, B Kögel, C Neumeyr, ... Journal of Lightwave Technology 33 (3), 670-677, 2014 | 64 | 2014 |
Temperature-controlled interlayer exchange coupling in strong/weak ferromagnetic multilayers: A thermomagnetic Curie switch AF Kravets, AN Timoshevskii, BZ Yanchitsky, MA Bergmann, J Buhler, ... Physical Review B 86 (21), 214413, 2012 | 60 | 2012 |
A 310 nm Optically Pumped AlGaN Vertical-Cavity Surface-Emitting Laser F Hjort, J Enslin, M Cobet, MA Bergmann, J Gustavsson, T Kolbe, ... ACS Photonics, 2020 | 25 | 2020 |
Generation and transmission of a 400-Gb/s PDM/WDM signal using a monolithic 2× 4 VCSEL array and coherent detection C Xie, S Spiga, P Dong, P Winzer, M Bergmann, B Kögel, C Neumeyr, ... OFC 2014, 1-3, 2014 | 25 | 2014 |
Electrochemical etching of AlGaN for the realization of thin-film devices MA Bergmann, J Enslin, R Yapparov, F Hjort, B Wickman, ... Applied Physics Letters 115 (18), 182103, 2019 | 24 | 2019 |
Thin-film flip-chip UVB LEDs realized by electrochemical etching MA Bergmann, J Enslin, F Hjort, T Wernicke, M Kneissl, Å Haglund Applied Physics Letters 116 (12), 121101, 2020 | 17 | 2020 |
Smooth GaN membranes by polarization-assisted electrochemical etching J Ciers, MA Bergmann, F Hjort, JF Carlin, N Grandjean, Å Haglund Applied Physics Letters 118 (6), 062107, 2021 | 10 | 2021 |
Increased Light Extraction of Thin-Film Flip-Chip UVB LEDs by Surface Texturing MA Bergmann, J Enslin, M Guttmann, L Sulmoni, NL Ploch, F Hjort, ... ACS photonics 10 (2), 368-373, 2023 | 8 | 2023 |
Advances in ultraviolet-emitting vertical-cavity surface-emitting lasers F Hjort, J Enslin, M Cobet, MA Bergmann, J Ciers, G Cardinali, N Prokop, ... Gallium Nitride Materials and Devices XVI 11686, 116860F, 2021 | 1 | 2021 |
Impact of polarization fields on electrochemical lift-off of GaN membranes J Ciers, MA Bergmann, F Hjort, JF Carlin, N Grandjean, Å Haglund Gallium Nitride Materials and Devices XVI 11686, 116860J, 2021 | | 2021 |
Thin-film flip-chip UVB LEDs enabled by electrochemical etching MA Bergmann, J Enslin, M Guttmann, L Sulmoni, N Lobo-Ploch, F Hjort, ... Gallium Nitride Materials and Devices XVI 11686, 1168612, 2021 | | 2021 |
Thin-film ultraviolet light-emitting diodes realized by electrochemical etching of AlGaN MA Bergmann | | 2020 |
Blue and ultraviolet vertical-cavity surface-emitting lasers Å Haglund, M Bergmann, F Hjort, E Hashemi, J Bengtsson, J Gustavsson CLEO: Science and Innovations, SM4N. 1, 2019 | | 2019 |
Towards integration of 1.55-µm n-InP VCSEL on SOI platform S Spiga, M Bergmann, D Schoke, MC Amann 2015 17th International Conference on Transparent Optical Networks (ICTON), 1-4, 2015 | | 2015 |