Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Transverse single-mode operation in a passive large pitch fiber with more than 200  μm mode-field diameter
Steinkopff, A.; Jauregui, C.; Stutzki, F.; Nold, J.; Hupel, C.; Haarlammert, N.; Bierlich, J.; Tünnermann, A.; Limpert, J.
Journal Article
2019Two-step-model of photosensitivity in cerium-doped fibers
Elsmann, T.; Becker, M.; Olusoji, O.; Unger, S.; Wondraczek, K.; Aichele, C.; Lindner, F.; Schwuchow, A.; Nold, J.; Rothhardt, M.
Journal Article
2018Active materials for high-power fiber lasers prepared by all-solution doping technique
Kuhn, S.; Möller, F.; Hupel, C.; Hein, S.; Beier, F.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2018Experimental investigations on the TMI thresholds of low-NA Yb-doped single-mode fibers
Beier, F.; Möller, F.; Sattler, B.; Nold, J.; Liem, A.; Hupel, C.; Kuhn, S.; Hein, S.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2018Fabrication of longitudinally arbitrary shaped fiber tapers
Nold, J.; Plötner, M.; Böhme, S.; Sattler, B.; Vries, O. de; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2018Modelling the refractive index behavior of Al,P-doped SiO2, fabricated by means of all-solution doping, in the vicinity of Al:P = 1:1
Kuhn, S.; Hein, S.; Hupel, C.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2017All-solution doping technique for high power fiber lasers - refractive index influence in the vicinity of Al:P = 1:1
Kuhn, S.; Hein, S.; Hupel, C.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017kW-class fiber laser prepared using an alternative solution doping MCVD-technique
Kuhn, S.; Hupel, C.; Hein, S.; Beier, F.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017Modal content measurements (S2) of negative curvature hollow-core photonic crystal fibers
Bock, V.; Plötner, M.; Vries, O. de; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2017Single mode 4.3 kW output power from a diode-pumped Yb-doped fiber amplifier
Beier, F.; Hupel, C.; Kuhn, S.; Hein, S.; Nold, J.; Proske, F.; Sattler, B.; Liem, A.; Jauregui, C.; Limpert, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2017Single mode low-NA step index Yb-doped fiber design for output powers beyond 4kW
Beier, F.; Proske, F.; Hupel, C.; Kuhn, S.; Hein, S.; Sattler, B.; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2017TMI investigations of very low NA Yb-doped fibers and scaling to extreme stable 4.4 kW single-mode output
Beier, F.; Möller, F.; Nold, J.; Sattler, B.; Kuhn, S.; Hupel, C.; Hein, S.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2016Modal content analysis of hollow core Kagome fibers
Plötner, M.; Vries, O. de; Nold, J.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Conference Paper
2016Narrow linewidth, single mode 3 kW average power from a directly diode pumped ytterbium-doped low NA fiber amplifier
Beier, F.; Hupel, C.; Nold, J.; Kuhn, S.; Hein, S.; Ihring, J.; Sattler, B.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article
2016Narrow linewidth, single mode 3 kW average power from a directly diode pumped ytterbium-doped low NA fiber amplifier
Beier, F.; Hupel, C.; Nold, J.; Kuhn, S.; Hein, S.; Ihring, J.; Sattler, B.; Haarlammert, N.; Schreiber, T.; Eberhardt, R.; Tünnermann, A.
Journal Article