TY - CHAP A1 - Belle, Stefan A1 - Rosenberger, Manuel A1 - Hellmann, Ralf T1 - Optical fibre sensing in the production process and storage of biofuels T2 - Proceeding XXV microCAD, International scientific conference, 2011, Section A KW - Biokraftstoff Y1 - 2014 SP - 21 EP - 26 ER - TY - JOUR A1 - Belle, Stefan A1 - Rosenberger, Manuel A1 - Hellmann, Ralf T1 - Evanescent wave planar bragg grating sensor for real-time detection of unlabelled biomolecules JF - Optics Express KW - Bragg-Reflektor KW - Biomolekül Y1 - 2014 ER - TY - JOUR A1 - Girschikofsky, Maiko A1 - Rosenberger, Manuel A1 - Belle, Stefan A1 - Brutschy, Malte A1 - Waldvogel, Siegfried A1 - Hellmann, Ralf T1 - Optical planar bragg grating sensor for real-time detection of benzene, toluene und xylene in solvent vapour JF - Sensors & Actuators, B - Chemical KW - Bragg-Reflektor Y1 - 2014 VL - 171/172 IS - 8/9 SP - 338 EP - 342 ER - TY - JOUR A1 - Girschikofsky, Maiko A1 - Rosenberger, Manuel A1 - Belle, Stefan A1 - Brutschy, Malte A1 - Waldvogel, Siegfried A1 - Hellmann, Ralf T1 - Highly sensitive detection of naphthalene in solvent vapor using a functionalized PBG refractive index sensor JF - Sensors KW - Bragg-Reflektor KW - Sensor Y1 - 2014 U6 - https://doi.org/10.3390/s120202018 VL - 12 IS - 2 SP - 2018 EP - 2025 ER - TY - CHAP A1 - Rosenberger, Manuel A1 - Belle, Stefan A1 - Hellmann, Ralf T1 - Detection of biochemical reaction and DNA hybridization using a planar bragg grating sensor T2 - Proceeding SPIE, Vol. 8073, article id: 80730C KW - Bragg-Reflektor KW - Sensor Y1 - 2014 U6 - https://doi.org/10.1117/12.886785 IS - 8073 ER - TY - JOUR A1 - Risch, Anna A1 - Christiansen, Anne A1 - Hellmann, Ralf A1 - Gockel, Tilo T1 - Laserstrukturierung vonTCOs zur Herstellung organischer Leuchtdioden JF - Elektor, Sonderheft LEDs 3 KW - Transparent-leitendes Oxid KW - Lumineszenzdiode KW - Laserbearbeitung Y1 - 2011 IS - 9 SP - 39 EP - 41 ER - TY - JOUR A1 - Amrhein, Frank A1 - Kehrer, Martin A1 - Schreck, Timo A1 - Bochtler, Ulrich A1 - Hellmann, Ralf A1 - Kaloudis, Michael T1 - More efficient curing of UV sensitive mounting materials JF - Practical metallography KW - Aushärtung Y1 - 2014 VL - 48 IS - 7 SP - 356 EP - 364 ER - TY - CHAP A1 - Risch, Anna A1 - Hühnlein, Kristof A1 - Knöll, Jürgen A1 - Hellmann, Ralf T1 - Laserscribing of transparent conductive oxides - a comparative study using nanosecond and picosecond pulsed solid state lasers T2 - Proceedings of the 20st International Scientific Conference, Mittweida, 2009 KW - Festkörperlaser Y1 - 2014 ER - TY - CHAP A1 - Kaloumenos, Mareiki A1 - Amrhein, Frank A1 - Glaab, Johannes A1 - Sauer, Michael A1 - Hellmann, Ralf A1 - Kaloudis, Michael T1 - Development of a UV-Light Source with Highest Power Density Based on Light Emitting Diode Technology for Applications in Production Engineering, in Production Engineering and manufacturing Systems T2 - Proceedings of the XXIV International Scientific Conference Miskolc, Ungarn KW - Lumineszenzdiode Y1 - 2010 ER - TY - JOUR A1 - Hellmann, Ralf A1 - Glaab, Johannes A1 - Gockel, Tilo T1 - Wasserentkeimung mit UV-Leuchtdioden JF - Elektor Sonderheft, LEDs 2 KW - Wasseraufbereitung KW - Lumineszenzdiode Y1 - 2010 VL - 2010 IS - 2 SP - 40 EP - 45 PB - Elektor-Verlag CY - Aachen ER - TY - JOUR A1 - Bochtler, Ulrich A1 - Hellmann, Ralf A1 - Kaloudis, Michael A1 - Amrhein, Frank A1 - Glaab, Johannes A1 - Kaloumenos, Mareiki A1 - Sauer, Michael A1 - Gockel, Tilo T1 - LUVLED - UV-Leistungslichtquelle auf Leuchtdiodenbasis JF - Elektor Sonderheft, LEDs 2 KW - Lumineszenzdiode Y1 - 2010 VL - 2011 IS - 2 SP - 57 EP - 63 PB - Elektor-Verlag CY - Aachen ER -