High-temperature, continuous-wave operation of terahertz quantum-cascade lasers with metal-metal waveguides and third-order distributed feedback M Wienold, B Röben, L Schrottke, R Sharma, A Tahraoui, K Biermann, ... Optics Express 22 (3), 3334-3348, 2014 | 112 | 2014 |
Frequency dependence of the maximum operating temperature for quantum-cascade lasers up to 5.4 THz M Wienold, B Röben, X Lü, G Rozas, L Schrottke, K Biermann, HT Grahn Applied Physics Letters 107 (20), 202101, 2015 | 67 | 2015 |
Evidence for frequency comb emission from a Fabry-Pérot terahertz quantum-cascade laser M Wienold, B Röben, L Schrottke, HT Grahn Optics express 22 (25), 30410-30424, 2014 | 56 | 2014 |
Fast continuous tuning of terahertz quantum-cascade lasers by rear-facet illumination M Hempel, B Röben, L Schrottke, HW Hübers, HT Grahn Applied Physics Letters 108 (19), 191106, 2016 | 39 | 2016 |
Recombination-enhanced surface expansion of clusters in intense soft x-ray laser pulses D Rupp, L Flückiger, M Adolph, T Gorkhover, M Krikunova, JP Müller, ... Physical review letters 117 (15), 153401, 2016 | 35 | 2016 |
Terahertz quantum-cascade lasers as high-power and wideband, gapless sources for spectroscopy B Röben, X Lü, M Hempel, K Biermann, L Schrottke, HT Grahn Optics Express 25 (14), 16282-16290, 2017 | 19 | 2017 |
Continuous tuning of two-section, single-mode terahertz quantum-cascade lasers by fiber-coupled, near-infrared illumination M Hempel, B Röben, M Niehle, L Schrottke, A Trampert, HT Grahn AIP Advances 7 (5), 055201, 2017 | 9 | 2017 |
Multiple lobes in the far-field distribution of terahertz quantum-cascade lasers due to self-interference B Röben, M Wienold, L Schrottke, HT Grahn AIP Advances 6 (6), 065104, 2016 | 5 | 2016 |
Frequency comb operation of long-cavity terahertz quantum-cascade lasers M Wienold, B Röben, L Schrottke, HT Grahn Novel In-Plane Semiconductor Lasers XV 9767, 97671A, 2016 | 2 | 2016 |
Publisher’s Note:“Continuous tuning of two-section, single-mode terahertz quantum-cascade lasers by fiber-coupled, near-infrared illumination”[AIP Advances 7, 055201 (2017)] M Hempel, B Röben, M Niehle, L Schrottke, A Trampert, HT Grahn AIP Advances 7 (5), 059903, 2017 | 1 | 2017 |