Hohenstein, Ralph
Dr. Ralph Hohenstein
Profile
Projects
No projects found.
Publications
2014
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Mechanisms of vapour plume formation in laser deep penetration welding
In: Optics and Lasers in Engineering 58 (2014), p. 93-101
ISSN: 0143-8166
DOI: 10.1016/j.optlaseng.2014.02.001
2013
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Beam shaping and high-speed, cylinder-lens-free beam guiding using acousto-optical deflectors without additional compensation optics
In: Optics Express 21 (2013), p. 14627-14635
ISSN: 1094-4087
DOI: 10.1364/OE.21.014627 - , , :
Evaluation of disparate laser beam deflection technologies by means of number and rate of resolvable spots
In: Optics Letters 38 (2013), p. 2934-2937
ISSN: 0146-9592
DOI: 10.1364/OL.38.002934 - , , , , :
Detection of weld defects by high speed imaging of the vapor plume
In: Physics Procedia 41 (2013), p. 532-536
ISSN: 1875-3892
DOI: 10.1016/j.phpro.2013.03.113 - , , , :
A Method to Remotely Measure Amplitudes of Surface Vibrations with a Conventional Michelson Interferometer
In: Proceedings of OPTO 2013 2013 - , , , , :
Remote Optical Detection of the Fusion State in Laser Deep Penetration Welding
In: Physics Procedia 41 (2013), p. 508--512
ISSN: 1875-3892
DOI: 10.1016/j.phpro.2013.03.109
2011
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Towards fast tracking of the keyhole geometry
6th International WLT Conference on Lasers in Manufacturing, LiM (Munich)
DOI: 10.1016/j.phpro.2011.03.087
2010
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Optical 3D Position Sensor for the Fast Tracking of Light Sources
In: Physics Procedia 5 (2010), p. 437--445
ISSN: 1875-3892
DOI: 10.1016/j.phpro.2010.08.071
2008
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Near-Field 3D Position Sensing using Optical Fibers
In: WGP (ed.): Production Engineering Research and Development - Annals of the German Academic Society for Production Engineering 2008
2007
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Optical In-Process Sensor for Laser Beam Welding
In: Geiger, M.; Otto, A.; Schmidt, M. (ed.): Proceedings of the LANE 2007 2007 - , :
Laserstrahlschweißen - Trends und aktuelle Entwicklungen
In: Laser Technik Journal (2007), p. 27-31
ISSN: 1613-7728 - , :
Process Sensing and Control
In: Geiger, M.; Otto, A.; Schmidt, M. (ed.): Proceedings of the LANE 2007 2007 - , , :
Closed Loop Control of Laser Beam Welding
XIV. International Symposium on Gas Flow and Chemical Lasers & High Power Laser Conference
In: SPIE - The International Society for Optical Engineering (ed.): Proceedings of the XIV. International Symposium on Gas Flow and Chemical Lasers & High Power Laser Conference 2007
DOI: 10.1117/12.738149
2006
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In-Prozesserfassung der axialen Fokuslage bei beliebigen Laserprozessen
In: BLZ & Bayern Photonics (ed.): Tagungsband zum Workshop Inline-Qualitätssicherung beim Laserstrahlfügen 2006 - , , :
Diagnostik und Regelung beim Laserstrahlschweißen
In: Vollertsen, F.; Seefeld, T. (ed.): Strahltechnik Band 28, Tagungsband zum 5. Laser-Anwendeforum 2006
2005
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An Architecture for Multivariate laser Process Control
In: WGP (ed.): Production Engineering. Annals of the German Academic Society for Production Engineering 2005
2004
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Adaptive Laser Processing
Laser Assisted Net shape Engineering (LANE)
2003
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Fuzzy-Logic knowledge representation for water jet cutting of lightweight composites
In: Machining Science and Technology 7 (2003), p. 349-360
ISSN: 1091-0344
2002
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Neue Konzepte zur überwachung und Regelung von Laserstrahlschweißprozessen
In: 4. Laseranwenderforum 2002 2002
2001
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Towards multi parameter control for laser beam welding
In: Idee-Vision-Innovation, Festschrift anläßlich des 60. Geburtstages von Professor Manfred Geiger, 2001
1998
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Systemanalyse des dynamischen Prozessverhaltens beim Laserstrahlschweißen
In: Strahl-Stoff-Wechselwirkung bei der Laserstrahlbearbeitung 2, Strahltechnik, 1998, p. 125-130
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