Proceedings of LPM2018
The 19th International Symposium on Laser Precision Microfabrication
Edinburgh Conference Centre, Heriot-Watt University, Edinburgh, UK
25-28 June, 2018


General Chair:
Koji Sugioka, RIKEN, Japan

Co-Chairs:
Hiroyuki Niino, AIST, Japan
Yongfeng Lu, University of Nebraska-Lincoln, USA
Michael Schmidt, Friedrich-Alexander-Universität Erlangen-Nürunberg, Germany
Lin Li, University of Manchester, UK
Duncan P. Hand, Heriot-Watt University, UK (Program Committee Chair)

Steering Committee Chair:
Dave MacLellan, Association of Industrial Laser Users (AILU)




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Paper number for quotation: #18-three digit numbers.


INDEX

Special Session: Laser Surface Micro/Nano Structuring

#18-001 Invited Paper
Mon-2-IN1 (JLMN-18-095)
Modifying steel surface tribology by ultrafast laser micro-texturing
A. Ancona^1,2, G. S. Joshi^1,3, C. Gaudiuso^1,3, C. Putignano^1,4, M. Scaraggi⁵, P. M. Lugarà^1,3 and G. Carbone^1,4
1- CNR – Institute for Photonics and Nanotechnologies Bari, Physics Department “M. Merlin”, Bari, Italy
2- Department of Engineering Science, University West, Trollhättan, Sweden
3- Physics Department, University of Bari, Bari, Italy
4- Department of Mechanics, Mathematics and Management, Politecnico di Bari, Bari, Italy
5- Department of Engineering for Innovation, University of Salento, Monteroni-Lecce, Italy

#18-002
Mon-2-OR3 (JLMN-18-031)
Large scale ultrafast laser micro texturing with multi-beams
S. Bruening¹, M. Jarczynski², K. Du³ and A. Gillner⁴
1- Schepers GmbH & Co KG, Vreden, Germany
2- LIMO GmbH, Dortmund, Germany
3- Edgewave GmbH, Würselen, Germany
4- Fraunhofer ILT, Institut für Lasertechnik ILT, Aachen, Germany

#18-003
Mon-2-OR4 (JLMN-18-007)
Fabrication of hierarchical surface patterns using direct laser interference patterning as protection against mechanical damage
F. Roessler¹ and A. F. Lasagni^1,2
1- Technische Universität Dresden, Institut für Fertigungstechnik, Dresden, Germany
2 -Fraunhofer-Institut für Werkstoff- und Strahltechnik (IWS), Dresden, Germany

#18-004
Mon-2-OR5 (MS005)
Micro-nano structuring of sleeves for roll-to-roll embossing processes using Direct Laser Interference Patterning
A. F. Lasagni^1,2, V. Lang^1,2, A. Rank¹ and B. Voisiat¹
1- Technische Universität Dresden, Institut für Fertigungstechnik, Dresden, Germany
2- Fraunhofer Institut für Werkstoff- und Strahltechnik (IWS), Dresden, Germany

#18-005
Mon-2-OR6 (JLMN-18-092)
Surface texturing of steel with bursts of femtosecond laser pulses
G. Giannuzzi^1,2, F. Fraggelakis^3,4, C. Gaudiuso^1,2, C. Di Franco¹, G. Scamarcio^1,2, G. Mincuzzi³, R. Kling³ and A. Ancona^1,5
1- Istituto di Fotonica e Nanotecnologie (INF)-CNR U.O.S. Bari, Italy
2- University of Bari, Physics Department, Bari, Italy
3- ALPhANOV, Technological Centre for Optics and Lasers, Optic Institute of Aquitaine, Talence, France
4- CELIA University of Bordeaux-CNRS-CEA UMR5107, Talence, France
5- Department of Engineering Science, University West, Trollhättan, Sweden

#18-006
Mon-2-OR7 (JLMN-18-033)
Shifted laser surface texturing (sLST) in burst regime
D. Moskal¹, J. Martan¹ and M. Kucera¹
1- New Technologies Research Centre (NTC), University of West Bohemia, Plzen, Czech Republic

#18-007
Mon-2-OR8 (JLMN-18-022)
Influence of climatic changes on the joint strength of laser joined plastic-metal-hybrids
K. van der Straeten¹, A. Olowinsky¹ and A. Gillner¹
1- Fraunhofer Institute for Laser Technology ILT, Aachen, Germany


Electronics

#18-008
Mon-3-OR3 (JLMN-18-107)
Damage-free ablation process for back-contacted silicon heterojunction solar cells
A. Singh¹, B. Turan¹, S. Haas¹, A. Lambertz¹, K. Ding¹ and U. Rau¹
1- IEK5- Photovoltaik, Forschungszentrum Jülich Gmbh, Jülich, Germany

#18-009
Mon-3-OR4 (JLMN-18-036)
Femtosecond laser irradiation for the low contact resistance electrode fabrication on p-type gallium nitride
H. Katayama¹, H. Kawakami¹, Y. Tanaka², Y. Naoi¹, T. Okada¹ and T. Tomita¹
1- Graduate School of Technology, Industrial and Social Sciences, Tokushima University, Tokushima, Japan
2- Faculty of Engineering and Design, Kagawa University, Takamatsu, Japan

#18-010
Mon-3-OR7 (JLMN-18-056)
Investigation to increase the welding joint area with modulated laser beam welding over gap
W.-S. Chung¹, A. Haeusler¹, A. Olowinsky¹, A. Gillner¹ and R. Poprawe¹
1- Fraunhofer Institute for Laser Technology ILT, Aachen, Germany


Modelling

#18-011
Mon-4-OR1 (7/25 E-mail)
Effects of laser wavelength in internal modification of glass by ultrashort laser pulses at high pulse repetition rate
I. Miyamoto^1,2, C. Cvecek^2,3 and M. Schmidt^2,3,4
1- Osaka University, Osaka, Japan
2- Graduate School in Advanced Optical Technologis, Friedrich-Alexander-University of Erlangen-Nuremberg, Erlangen, Germany
3- Bayerisches Laserzentrum GmbH, Erlangen, Germany
4- Chair of Photonic Technologies, Friedrich-Alexander-University of Erlangen-Nuremberg, Erlangen, Germany

#18-012
Mon-4-OR2 (JLMN-18-017)
Femtosecond laser-induced thermal effects on thick polystyrene samples
B. Wang^1,2, X. C. Wang^1,3, H. Y. Zheng^1,3, and Y. C. Lam^1,2
1- SIMTech-NTU Joint Laboratory (Precision Machining), Nanyang Technological University, Singapore
2- School of Mechanical & Aerospace Engineering, Nanyang Technological University, Singapore
3- Singapore Institute of Manufacturing Technology (SIMTech), A*STAR, Singapore

#18-013
Mon-4-OR3 (JLMN-18-096)
Design, analysis and simulation for gas-assisted flow from supersonic nozzles of laser cutting
M. Darwish¹, D. Angeli¹ and L. Orazi¹
1- Department of Sciences and Methods for Engineering DISMI, University of Modena and Reggio Emilia, Italy

#18-014
Mon-4-OR7 (JLMN-18-016)
A comprehensive numerical model for laser ablation
Z. Zheng¹, C. Wu¹ and S. Liu¹
1- School of Mechanical Engineering, Xi’an Jiaotong University, Xi’an, P.R. China

#18-015
Mon-4-OR8 (JLMN-18-062)
Temperature dependency of optical properties of metals: comparing ellipsometric data with theoretical models
M. Schmid¹, S. Zehnder¹, P. Cam¹, P. Schwaller¹ and B. Neuenschwander¹
1- Bern University of Applied Science, Institute of ALPS, Burgdorf, Switzerland


Laser Surface Micro/Nano Structuring

#18-016
Tue-2-OR1 (JLMN-18-052)
Picosecond pulsed laser ablation of liquid covered stainless steel: effect of liquid layer thickness on ablation efficiency
S. van der Linden¹, R. Hagmeijer² and G. Römer¹
1- Chair of Laser Processing, Department of Mechanics of Solids, Surfaces & Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands
2- Chair of Engineering Fluid Dynamics, Department of Thermal and Fluid Engineering,
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands

#18-017
Tue-2-OR6 (6/1 E-mail)
Homogeneously distributed microstructures produced by Direct Laser Interference Patterning
A. I. Aguilar-Morales¹, S. Alamri¹, T. Kunze¹ and A. F. Lasagni ^1,2
1- Fraunhofer-Institut für Werkstoff- und Strahltechnik IWS, Dresden, Germany
2- Institut für Fertigungstechnik, Technische Universität Dresden, Zeunerbau, Dresden, Germany

#18-018
Tue-2-OR9 (JLMN-18-069)
Towards a numerical model of picosecond laser-material interaction in bulk sapphire
L. Capuano¹, D. de Zeeuw¹ and G. R. B. E. Römer¹
1- Chair of Laser Processing, Department of Mechanics of Solids, Surfaces & Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands

#18-019
Tue-2-OR11 (JLMN-18-019)
Controlling micron and submicron scale laser induced surface structures on stainless steel with industrial femtosecond lasers
F. Fraggelakis^1,2, G. Mincuzzi¹, J. Lopez^1,2, R. Kling¹ and I. Manek-Hönninger²
1- ALPhANOV, Technological Centre for Optics and Lasers, Optic Institute of Aquitaine, Talence, France
2- Université de Bordeaux, CNRS, CEA, CELIA UMR5107, Talence, France

#18-020
Tue-2-OR12 (JLMN-18-049)
Experimental investigation of the tribological and wettability properties of laser-textured martensitic steel surfaces
G. S. Joshi^1,2, B. Dashtbozorg³, J.-M. Romano⁴, A. Garcia-Giron⁴, C. Gaudiuso¹, H. Dong³, S. S. Dimov⁴, A. Ancona¹ and G. Carbone^1,2
1- CNR – Institute for Photonics and Nanotechnologies U.O.S. Bari, Physics Department “M. Merlin”, Bari, Italy
2- Politecnico di Bari, Department of Mechanics, Mathematics and Management, Bari, Italy
3- Department of Metallurgy & Materials, University of Birmingham, Edgbaston, United Kindgom
4- Department of Mechanical Engineering, School of Engineering, University of Birmingham, Edgbaston, United Kindgom

#18-021
Tue-2-OR13 (JLMN-18-094)
Positive effect of laser structured surfaces on tribological performance
T. Stark¹, S. Alamri², A. I. Agular-Morales², T. Kiedrowski¹ and A. F. Lasagni^2,3
1- Robert Bosch GmbH, Renningen, Germany
2- Fraunhofer-Institut für Werkstoff- und Strahltechnik IWS, Dresden, Germany
3- Institut für Fertigungstechnik, Technische Universität Dresden, Dresden, Germany

#18-022
Tue-2-OR15 (JLMN-18-042)
Laser-induced Periodic Surface Structures (LIPSS) on polymers processed with picosecond laser pulses
M. Mezera¹, M. v. Drongelen² and G.R.B.E. Römer¹
1- Chair of Laser Processing, Department of Mechanics of Solids, Surfaces and Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands
2- Chair of Production Technology, Department of Mechanics of Solids, Surfaces and Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands

#18-023
Tue-2-OR16 (6/18 E-mail)
Advanced micro-structuring strategies on polymers using Direct Laser Interference Patterning
S. Alamri¹, A. I. Aguilar-Morales¹, S. Storm¹, T. Kunze¹ and A. F. Lasagni^1,2
1- Fraunhofer Institut für Werkstoff- und Strahltechnik IWS, Dresden, Germany
2- Institut für Fertigungstechnik, Technische Universität Dresden, Dresden, Germany


Industrial Applications

#18-024
Tue-3-OR2 (JLMN-18-038)
Combined galvanometer scanners and motion platforms over standard industrial Ethernet networks
C. Jolliffe¹, H. Schlüter² and Z. Kirshenboim³
1- PI (Physik Instrumente) Ltd. Trent House, Cranfield, Bedford, UK
2- SCANLAB GmbH, Puchheim / Munich, Germany
3- ACS Motion Control, Migdal HaEmek, Israel

#18-025
Tue-3-OR4 (JLMN-18-082)
Laser-induced ejection of millimeter-sized liquid droplet from metal surface with a 1 Joule/pulse ns-laser
H. Niino¹, Y. Kato², T. Kurita² and T. Kawashima²
1- National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan
2- Industrial Development Center, Hamamatsu Photonics K. K., Hamamatsu, Shizuoka, Japan

#18-026
Tue-3-OR5 (6/23 E-mail)
How a new random trigger-feature for ultrashort-pulsed laser increases throughput, quality and accuracy in micromachining applications
A. E. H. Oehler¹, H. Ammann¹, M. Benetti¹, D. Wassermann¹, B. Jaeggi^2,3, S. Remund³ and B. Neuenschwander³
1- LUMENTUM Switzerland AG, Schlieren, Switzerland
2- LASEA Switzerland, Bienne, Switzerland
3- Bern University of Applied Science, Burgdorf, Switzerland

#18-027
Tue-3-OR10 (JLMN-18-063)
In-situ analysis of USP ablation with pulse bursts
B. Bornschlegel¹ and J. Finger^1,2
1- Chair for Laser Technology, RWTH Aachen University, Aachen, Germany
2- Fraunhofer Institute for Laser Technology ILT, Aachen, Germany

#18-028
Tue-3-OR11 (JLMN-18-054)
Measurement of keyhole depth during laser beam micro welding with scanners
S. Hollatz¹, C. Ryan², A. Olowinsky¹, A. Gillner^1,2 and R. Poprawe^1,2
1- Fraunhofer Institute for Laser Technology ILT, Aachen, Germany
2- RWTH Aachen University, Aachen, Germany

#18-029
Tue-3-OR13 (JLMN-18-090)
Early stage material motion and transient optical properties of metals after ultrashort laser pulse irradiation
C. McDonnell¹, J. Winter^1,2,3, M. Spellauge¹, S. Rapp¹ and H. P. Huber¹
1- Department of Applied Science and Mechatronics, Munich University of Applied Sciences, Munich, Germany
2- Germany Erlangen Graduate School in Advanced Optical Technologies (SAOT), Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany
3- Lehrstuhl für Photonische Technologien, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany

#18-030
Tue-3-OR15 (JLMN-18-089)
Targeted rework of powder bed fusion additive manufacturing
P. Dryburgh¹, R. Patel¹, S. Catchpole-Smith², M. Hirsch², L. Perry³, I. A. Ashcroft³ and A.T. Clare²
1– Optics and Photonics Group
2 - Advanced Component Engineering Laboratory (ACEL)
3– Centre for Additive Manufacturing (CfAM) Faculty of Engineering, University of Nottingham, Nottingham, UK

#18-031 Invited Paper
Tue-3-IN16 (JLMN-18-088)
Multi pulse pump-probe diagnostics for development of advanced transparent materials processing
M. Jenne^1,2, F. Zimmermann¹, D. Flamm¹, D. Großmann^1,3, J. Kleiner¹, M. Kumkar¹ and S. Nolte^2,4
1- TRUMPF Laser- und Systemtechnik GmbH, Ditzingen, Germany
2- Institute of Applied Physics, Friedrich-Schiller-University Jena, Jena, Germany
3- Chair for Laser Technology, Technical University Aachen, Aachen, Germany
4- Fraunhofer Institute for Applied Optics and Precision Engineering, Jena, Germany


Microjoining

#18-032
Tue-4-OR1 (JLMN-18-021)
On-line interferometric observation of thermomechanically induced refractive index changes during glass welding by ultra-short laser pulses
K. Cvecek^1,2, J. Heberle^2,3, I. Miyamoto^2,4, M. Bergler^3,5, D. De Ligny⁵ and M. Schmidt^1,2,3
1- blz – Bayerisches Laserzentrum, Erlangen, Germany
2- Graduate School in Advanced Optical Technologies, Friedrich-Alexander-University of Erlangen-Nürmberg,　Erlangen, Germany
3- Institute of Photonic Technologies, Friedrich-Alexander-University of Erlangen-Nürmberg, Erlangen,　Germany
4- Osaka University, Osaka, Japan
5- Institute of Glass and Ceramics, Friedrich-Alexander-University of Erlangen-Nürmberg, Erlangen, Germany

#18-033
Tue-4-OR3 (JLMN-18-029)
Localised modifications inside polycarbonate and polyethylene terephthalate by using ultra short laser pulses for microwelding applications
N.-P. Nguyen¹, M. Brosda¹, A. Olowinsky¹ and A. Gillner²
1- Fraunhofer-Institute for Lasertechnology ILT, Aachen, Germany
2- Chair for Lasertechnology LLT, Aachen, Germany

#18-034
Tue-4-OR5 (JLMN-18-093)
New approach for assembling dissimilar materials: laser technology
A. Henrottin¹, J. Patars¹ and J. A. Ramos-de-Campos¹
1- Lasea, Laser Engineering Applications, Belgium

#18-035
Tue-4-OR9 (JLMN-18-055)
Static and dynamic contact angle of water influenced by femtosecond laser based ripple structures on metals
S. Rung¹, S. Schwarz¹, J. Zettl¹, B. Götzendorfer¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences Aschaffenburg, Aschaffenburg, Germany
2- Applied Laser Technologies, Ruhr- University Bochum, Bochum, Germany

#18-036
Tue-4-OR10 (JLMN-18-071)
Polarization conversion on nanostructured metallic surfaces fabricated by LIPSS
N. Casquero^1,2, M. Martínez-Calderón^1,2, N. Pérez², E. Granados^1,2, S. M. Olaizola^1,2 and A. Rodríguez^1,2
1- CEIT, Donostia / San Sebastián, Spain
2- Universidad de Navarra, Tecnun, Donostia / San Sebastián, Spain

#18-037
Tue-4-OR13 (JLMN-18-025)
Laser-induced periodic surface structures on Yttria-stabilized zirconia ceramics by femtosecond double-pulse irradiations
M. Kakehata¹, H. Yashiro¹ and K. Torizuka¹
1- Electronics and Photonics Research Institute, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki, Japan


Functional Surfaces

#18-038
Tue-5-OR1 (JLMN-18-078)
Laser surface texturing of grey cast iron for tribological applications in refrigeration hermetic compressors: the effect of processing parameters on ablated crater rim formation
D. Arnaldo del Cerro¹, E. Pelletier¹, D. Karnakis¹, A. Cunha² and K. Juste³
1- Oxford Lasers Ltd., Didcot, Oxon, UK
2- SENAI Innovation Institute in Manufacturing Systems and Laser Processing, Santo Antônio, Joinville, Santa Catarina, Brazil
3- SENAI Innovation Institute in Surface Engineering, Horto, Belo Horizonte, Minas Gerais, Brazil

#18-039
Tue-5-OR2 (JLMN-18-064)
Increasing productivity of ultrashort pulsed laser ablation for a combination process with ns-laser
A. Brenner¹, B. Bornschlegel² and J. Finger¹
1- Fraunhofer Institute for Laser Technology, Aachen, Germany
2- Chair for Laser Technology LLT, RWTH Aachen University, Aachen, Germany

#18-040
Tue-5-OR4 (6/25 E-mail)
Enhancing surface functionalities by Direct Laser Interference Patterning – Basic principles, industrial approaches and structure lifetime
T. Kunze¹, B. Krupop¹, S. Alamri¹, T. Steege¹, A. Aguilar-Morales¹, S. Trautewig¹, F. Rößler² and A. F. Lasagni^{1, 2}
1- Fraunhofer-Institut für Werkstoff- und Strahltechnik IWS, Dresden, Germany
2- Institut für Fertigungstechnik, Technische Universität Dresden, Dresden, Germany

#18-041
Tue-5-OR6 (JLMN-18-073)
Short and ultrashort pulsed laser processing of zinc: resolidification morphology of ablated craters
H. Mustafa¹, M. Jalaal², W. Ya¹, N. Ur Rahman¹, D.T.A. Matthews^1,3,4 and G.R.B.E. Römer¹
1- Chair of Laser Processing, Department of Mechanics of Solids, Surfaces & Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, the Netherlands
2- Physics of Fluids Group and Max Planck Center Twente, MESA+ Institute and J. M. Burgers
Centre for Fluid Dynamics, Faculty of Science and Technology, University of Twente, the Netherlands
3- Chair of Skin Tribology, Department of Mechanics of Solids, Surfaces & Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, the Netherlands
4- Tata Steel Research and Development, IJmuiden, the Netherlands


Special Session: Ultra-short Pulsed Lasers

#18-042
Wed-2-OR4 (JLMN-18-108)
High power laser processing with ultrafast and multi-parallel beams
A. Gillner^1,2, J. Finger¹, P. Gretzki¹, M. Niessen¹, T. Bartels¹ and M. Reininghaus¹
1- Fraunhofer-Institute for Laser Technology, Aachen, Germany
2- LLT Chair of Laser Technology, RWTH Aachen, Germany

#18-043
Wed-2-OR6 (JLMN-18-074)
High-efficiency sub-micrometer multi-beam interference structuring for large-scale surface using ultrashort laser pulses
C. He^1,2, K. Vannahme² and A. Gillner^1,2
1- Chair for Laser Technology LLT, RWTH Aachen University, Aachen, Germany
2- Fraunhofer Institute for Lasertechnology ILT, Aachen, Germany

#18-044 Invited paper
Wed-2-IN11 (JLMN-18-018)
Shrinkage and deformation of laser-target components fabricated by two-photon polymerization
Y. Liu¹, J. H. Campbell¹, O. Stein³, L. Jiang¹, J. Hund³ and Y. Lu¹
1- Department of Electrical and Computer Engineering, University of Nebraska-Lincoln, Lincoln, NE, USA
2- Material Science Solutions, Livermore, CA, USA
3- Schafer Livermore Lab, Livermore, CA, USA

#18-045
Wed-2-OR12 (JLMN-18-011)
Single track of selective laser melting process: Modeling and experimental comparison
C.-W. Cheng¹, Y.-W. Liou¹, A.-C. Lee¹ and M.-C. Tsai²
1 - Department of Mechanical Engineering, National Chiao Tung University, Hsinchu, Taiwan
2 - Department of Mechanical Engineering, National Cheng Kung University, Tainan, Taiwan

#18-046
Wed-2-OR13 (JLMN-18-026)
Advanced beam path analysis in 3D additive manufacturing systems
A. Koglbauer¹, S. Wolf¹, O. Märten¹ and R. Kramer¹
1- PRIMES GmbH, Pfungstadt, Germany


Optical Devices

#18-047
Wed-3-OR2 (JLMN-18-070)
Femtosecond laser fabrication of volume-phase gratings in CdSxSe1-x quantum dot doped borosilicate glass
J. J. Azkona^1,2, M. Martinez-Calderón^1,2, E. Granados^1,2, M. Gómez^1,2, A. Rodriguez^1,2 and S. M. Olaizola^1,2
1- Ceit, Donosita / San Sebastián, Spain
2- Universidad de Navarra, Tecnun, Donosita/San Sebastián, Spain

#18-048
Wed-3-OR3 (JLMN-18-027)
Laser processing of silicon suboxide for the fabrication of multilevel fused silica diffractive phase elements
L. J. Richter¹, C. M. Beckmann¹, J. Meinertz¹ and J. Ihlemann¹
1- Laser-Laboratorium Göttingen e.V., Göttingen, Germany

#18-049
Wed-3-OR6 (JLMN-18-065)
Silicon nanoparticle generation by nanosecond pulsed laser irradiation on waste silicon powder
K. Momoki and J. Yan
Keio University, Department of Mechanical Engineering, Yokohama, Kanagawa, Japan

#18-050
Wed-3-OR9 (JLMN-18-035)
Low-profile interconnects via laser-induced forward transfer
K. M. Charipar ¹, N. A. Charipar ¹, R. C. Y. Auyeung¹, H. Kim¹ and A. Piqué¹
1- Naval Research Laboratory, Materials Science & Technology Division, Washington, DC, USA

#18-051
Wed-3-OR15 (JLMN-18-050)
Use of an elastomeric donor for LIFT of metal foils
K. M. Charipar¹, R. C. Y. Auyeung¹, H. Kim¹, N. A. Charipar¹ and A. Piqué¹
1- Materials Science and Technology Division, Naval Research Laboratory, Washington, DC, USA


Medical and Biological Applications

#18-052
Wed-4-OR1 (JLMN-18-066)
Tayloring surface properties of rare earth magnesium alloy for biomedical application induced by laser processing
S. Nie¹, H. Yu², H. Liu² and Y. Guan^1,3,4
1- School of Mechanical Engineering & Automation, Beihang University, Beijing, P.R. China
2- School of Biological Science and Medical Engineering, Beihang University, Beijing, P.R. China
3- National Engineering Laboratory of Additive Manufacturing for Large Metallic Components, Beihang University, Beijing, P.R. China
4- Hefei Innovation Research Institute of Beihang University, Anhui, China

#18-053
Wed-4-OR2 (JLMN-18-097)
Biomimetic anti-adhesive surface micro-structures of electrosurgical knife fabricated by fibre laser
C. Li¹, L.-J. Yang¹, C.-C. Yan¹, W. Chen¹ and G.-H. Cheng²
1- College of Mechanical and Electrical Engineering, Shaanxi University of Science and Technology, Xi’an, Shaanxi, China
2- State Key Laboratory of Transient Optics and Photonics, Xi’an Institute of Optics and Precision Mechanics, CAS, Xi’an, Shaanxi, China

#18-054
Wed-4-OR3 (JLMN-18-015)
Ultrafast-laser manufacture of radially emitting optical fiber diffusers for medical applications
S. Ströbl^1,2, C. Vonach¹, J. Gratt¹, M. Domke¹ and R. Sroka²
1 - Vorarlberg University of Applied Sciences, Dornbirn, Germany
2 - Laser-Forschungslabor, LIFE-Zentrum, Department of Urology, University Hospital Munich, Germany

#18-055
Wed-4-OR4 (JLMN-18-098)
Femtosecond micromachining of complex geometries for biomedical applications
D. Bruneel¹, L. Cangueiro¹, P. Hervier¹, X. Bollen², G. Kerckhofs^2,3, P. J. Jacques² and J. A. Ramos-de-Campos¹
1 - Laser Engineering Applications, Angleur, Belgium
2 - Université catholique de Louvain, Institute of Mechanics, Materials and Civil Engineering, IMAP, Louvain-la-Neuve, Belgium
3- KULeuven, Department of Materials Engineering & Prometheus, Division for Skeletal Tissue
Engineering

#18-056
Wed-4-OR7 (JLMN-18-053)
Investigation of laser processing of biodegradable nanofiber nonwovens with different laser pulse durations
M. Götze¹, T. Kürbitz^2,3, O. Krimig¹, C. E. H. Schmelzer³, A. Heilmann^2,3 and G. Hillrichs¹
1- University of Applied Sciences Merseburg, Merseburg, Germany
2- University of Applied Sciences Anhalt, Köthen, Germany
3- Fraunhofer Institute for Microstructure of Materials and Systems IMWS, Halle (Saale), Germany

#18-057
Wed-4-OR9 (JLMN-18-105)
Experimental evaluation of productivity and hole quality during laser drilling of inconel 718 superalloy
S. Sarfraz¹, E. Shehab¹, K. Salonitis¹, W. Suder¹, A. M. Khan² and M. Jamil²
1- Manufacturing Department, School of Aerospace, Transport and Manufacturing, Cranfield University, Cranfield, Bedfordshire, United Kingdom
2- College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China

#18-058
Wed-4-OR11 (JLMN-18-040)
Laser cutting of polymers with adapted NIR diode- and fiber laser systems
M. Brosda¹, P. Nguyen¹, S. Quach¹, A. Olowinsky¹ and A. Gillner¹
1- Fraunhofer Institute for Laser Technology ILT, Aachen, Germany

#18-059
Wed-4-OR12 (JLMN-18-100)
400W Laser Micro-Jet technology: high work rate drilling and cutting
G. Laporte¹, R. Martin¹, M. Nguyen¹ and B. Richerzhagen¹
1- Synova SA, Duillier, Switzerland

#18-060
Wed-4-OR15 (JLMN-18-044)
Calculating the borehole geometry produced by helical drilling with ultrashort laser pulses
A. Kroschel^1,2, A. Michalowski¹, F. Bauer¹ and T. Graf³
1- Robert Bosch GmbH, Zentrum für Forschung und Vorausentwicklung, Renningen, Germany
2- Universität Stuttgart, Graduate School of Excellence advanced Manufacturing Engineering (GSaME), Stuttgart, Germany
3- Universität Stuttgart, Institut für Strahlwerkzeuge (IFSW), Stuttgart, Germany

#18-061
Wed-4-OR16 (JLMN-18-067)
Application of latest generation fiber pulsed laser technology in scoring of ultra-thin aluminum sheets
D. Banat^1,2, S. Ganguly¹, S. Meco¹, A. Rosowsi³ and P. Harrison³
1- Welding Engineering and Laser Processing Centre, Cranfield University, Cranfield, Bedfordshire, United Kingdom
2- Department of Strength of Materials, Lodz University of Technology, Łódź, Poland
3- SPI Lasers UK Ltd., Southampton, United Kingdom


3D Micro/Nano Fabrication

#18-062
Wed-5-OR4 (JLMN-18-020)
Structure modifications in ultra-low density metallic foams under laser radiation
I. Geoffray¹, R. Bourdenet¹, K. Baudin¹, M. Merle¹, C. Chicanne¹ and M. Theobald¹
1- CEA, Centre de Valduc, Is Sur Tille, France

#18-063
Wed-5-OR15 (JLMN-18-028)
Beam shaping method using beam size and wavefront converters in ultrashort-pulse laser processing
H. Suhara¹, A. Tamura¹ and T. Nishio¹
1- Research and Development Division, RICOH Company, Ltd., Kanagawa, Japan


Special Session: Laser Micro/Nano AM

#18-064
Thu-2-OR1 (JLMN-18-068)
Multimaterial manufacture through combining optical tweezers with multiphoton fabrication
M. Askari¹, C. J. Tuck¹, Q. Hu¹, R. J. M. Hague¹ and R. D. Wildman¹
1- Faculty of Engineering, The University of Nottingham, UK

#18-065
Thu-2-OR2 (JLMN-18-106)
Femtosecond two-photon polymerization of photoinitiator-free proteinaceous microstructures made from serum albumins
D. Serien¹, K. Midorikawa¹ and K. Sugioka¹
1- RIKEN Center for Advanced Photonics, Saitama, Japan


LIFT

#18-066
Thu-3-OR2 (JLMN-18-041)
Embedded 3D interconnects in glass substrates by a combined laser trenching and printing process
Y. Berg^1,2, S. Winter¹, Z. Kotler¹ and Y. Shacham-Diamand²
1- Additive Manufacturing Group, Orbotech Ltd, Yavne, Israel
2- Department of Physical Electronics, Faculty of Engineering, Tel Aviv University, Tel Aviv, Israel

#18-067
Thu-3-OR3 (JLMN-18-076)
The effect of pulse duration in Laser-induced Forward Transfer of viscous silver nanoparticle ink
J. Miksys^1,2, G. Arutinov², M. Giesbers² and G. Römer1
1 - Chair of Laser Processing, Department of Mechanics of Solids, Surfaces & Systems (MS³),
Faculty of Engineering Technology, University of Twente, Enschede, The Netherlands
2- Holst Centre / TNO, Eindhoven, The Netherlands

#18-068
Thu-3-OR6 (JLMN-18-032)
Vertical microchannels for microfluidic multilayer interconnections in PMMA – An innovative approach by fs laser radiation
G.-L. Roth¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences Aschaffenburg, Aschaffenburg, Germany
2- Applied Laser Technology, Ruhr-University Bochum, Bochum, Germany

#18-069
Thu-3-OR7 (JLMN-18-099)
Fabrication of high aspect ratio channels in fused silica using femtsecond pulses and chemical etching at different conditions
S. Butkus¹, M. Rickus¹, R. Sirutkaitis², D. Paipulas¹ and V. Sirutkaitis¹
1- Laser Research Center, Faculty of Physics, Vilnius University, Vilnius, Lithuania
2- Institute of Biochemistry, Vilnius University, Vilnius, Lithuania


Glass and Ceramics

#18-070
Thu-4-OR4 (JLMN-18-057)
Ultrashort pulse processing of transparent ceramics: The role of electronic and thermal damage mechanisms
C. Kalupka¹, M. Schmalstieg² and M. Reininghaus¹
1- Fraunhofer-Institute for Laser Technology ILT, Aachen, Germany
2- Chair for Laser Technology LLT, RWTH Aachen University, Aachen, Germany

#18-071
Thu-4-OR5 (JLMN-18-030)
Improvement of accuracy and surface roughness in laser micro machining of alumina
E. Gärtner¹, V. Polise², F. Tagliaferri³ and B. Palumbo²
1 - Fraunhofer - Institute for Machine Tools and Forming Technology IWU, Chemnitz, Germany
2 - University of Naples Federico II, Department of Industrial Engineering, Naples, Italy
3 - Technische Universität Chemnitz, Institute for Machine Tools and Production Processes (IWP), Chemnitz, Germany

#18-072
Thu-4-OR7 (JLMN-18-023)
Influence of pulse duration on high-precision manufacturing of 3D geometries
S. Schwarz¹, Stefan RUNG¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences Aschaffenburg, Aschaffenburg, Germany
2- Applied Laser Technologies, Ruhr-University Bochum, Bochum, Germany


Functional Surfaces

#18-073
Thu-5-OR1 (JLMN-18-061)
Utilizing fundamental beam-mode shaping technique for top-hat laser intensity generation for direct laser interference patterning
M. El-Khoury¹, B. Voisiat², T. Kunze¹ and A. F. Lasagni^1,2
1- Fraunhofer Institute für Werkstoff- und Strahltechnik IWS, Dresden, Germany
2- Institut für Fertigungstechnik, Technische Universität Dresden, Dresden, German

#18-074
Thu-5-OR3 (JLMN-18-086)
Heat accumulation effects during USP laser ablation with spatially shaped beams
D. Mikhaylov^1,3, T. Kiedrowski² and A. F. Lasagni^3,4
1- Robert Bosch Manufacturing Solutions GmbH, Stuttgart, Germany
2- Robert Bosch GmbH, Renningen, Germany
3- Institut für Fertigungstechnik, Technische Universität Dresden, Dresden, Germany
4- Fraunhofer-Institut für Werkstoff- und Strahltechnik IWS, Dresden, Germany

#18-075
Thu-5-OR5 (JLMN-18-102)
Vector beams with parabolic and elliptic cross-sections for laser material processing applications
S. Orlov¹, V. Vosylius¹, P. Gotovski¹, A. Grabusovas¹, J. Baltrukonis¹ and T. Gertus^1,2
1- State research institute Center for Physical Sciences and Technology, Industrial Laboratory for Photonic Technologies, Vilnius, Lithuania
2- UAB “Altechna R&D”, Workshop pf Photonics, Vilnius, Lithuania


Poster Papers

#18-076
PO-02 (JLMN-18-047)
Controllable spatial array of Bessel-like beams with independent axial intensity distributions for laser microprocessing
S. Orlov¹, A. Juršėnas¹ and J. Baltrukonis¹
1- Center for Physical Sciences and Technology, Industrial laboratory for photonic technologies, Vilnius, Lithuania

#18-077
PO-07 (JLMN-18-059)
Porcelain enamel coating on Al substrates by direct laser sintering
Z.-K. Liang¹, Y. J. Chang¹, J.-C. Hsu¹, C.-C. Ho² and C. L. Kuo¹
1- Department of Mechanical Engineering, National Yunlin University of Science and Technology, Yunlin, Taiwan
2- Department of Mechanical Engineering, National Taipei University of Technology, Taipei, Taiwan

#18-078
PO-08 (JLMN-18-010)
Femtosecond laser-induced periodic surface structure on copper: Modeling and experimental comparison
C.-L. Chang¹, C.-W. Cheng¹ and J.-K. Chen²
1- Department of Mechanical Engineering, National Chiao Tung University, Hsinchu, Taiwan
2- Department of Mechanical and Aerospace Engineering, University of Missouri, Columbia, Missouri, U.S.A.

#18-079
PO-09 (MS004, JLMN-18-005)
Evaluation of key geometrical and mechanical properties for remote laser welded AC-170PX aluminium joints
A. Das¹, I. Butterworth¹, I. Masters¹ and D. Williams¹
1- WMG, The University of Warwick, Coventry, United Kingdom

#18-080
PO-12 (JLMN-18-045)
Parabolic vector focus wave modes
P. Gotovski¹ and S. Orlovas¹
1- Center for Physical Sciences and Technology, Industrial laboratory for photonic technologies, Vilnius, Lithuania

#18-081
PO-17 (JLMN-18-101)
Microfabrication of Au film using optical vortex beam
S. Kawagoe¹, R. Tasaki¹, H. Oshima¹, M. Higashihata¹, D. Nakamura¹ and T. Omatsu²
1- Graduate School of Information Science and Electrical Engineering, Kyushu University, Fukuoka, Japan
2- Graduate School of Engineering, Chiba University, Chiba, Japan

#18-082
PO-27 (JLMN-18-051)
Optical Bessel-like beams with engineered axial phase and intensity distribution
S. Orlov¹, A. Juršėnas¹ and E. Nacius¹
1- Center for Physical Sciences and Technology, Industrial laboratory for photonic technologies, Vilnius, Lithuania

#18-083
PO-29 (JLMN-18-075)
Fiber laser based single pulse drilling for production of perforated titanium sheets for HLFC structures
R. Ocaña¹, C. Soriano¹, J.I. Esmoris¹ and R. Sanchez²
1- Advanced Manufacturing Technologies, Eibar, Spain
2- Technological Development Department, Aerometallic, Tarazona, Spain

#18-084
PO-30 (JLMN-18-103)
Vector Bessel beams with modified field distribution
S. Orlov¹ , A. Gajauskaitė¹ and A. Grabusovas¹
1- Center for Physical Sciences and Technology, Laboratory of Photonic Technologies, Vilnius, Lithuania

#18-085
PO-34 (JLMN-18-037)
A new approach to seal polymer microfluidic devices using ultrashort laser pulses
G.-L. Roth¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences Aschaffenburg, Aschaffenburg, Germany
2- Applied Laser Technology, Ruhr-University Bochum, Bochum, Germany

#18-086
PO-35 (JLMN-18-048)
Laser induced periodic surface structures on 100Cr6 steel for modification of friction demonstrated with Stribeck test
S. Rung¹ , K. Bokan¹, K. Rutsch¹, S. Schwarz¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences Aschaffenburg, Aschaffenburg, Germany
2- Applied Laser Technologies, Ruhr- University Bochum, Bochum, Germany

#18-087
PO-37 (JLMN-18-072)
Tailoring birefringence of LIPSS through thin film coatings
A. San Blas^1,2, N. Casquero^1,2, S. Sánchez^1,2, L. M. Sánchez-Brea³, J. Buencuerpo³, A. Rodríguez^1,2 and S. M. Olaizola^1,2
1- Ceit, Donostia / San Sebastián, Spain
2- Universidad de Navarra, Tecnun, Donostia / San Sebastián, Spain
3- Applied Optics Complutense Group, Optics Department, Universidad Complutense de Madrid, Facultad de Ciencias Físicas, Madrid, Spain

#18-088
PO-40 (JLMN-18-058)
Homogeneous low spatial frequency LIPSS on dielectric materials generated by beam-shaped femtosecond pulsed laser irradiation
S. Schwarz¹, S. Rung¹, C. Esen² and R. Hellmann¹
1- Applied Laser and Photonics Group, University of Applied Sciences, Aschaffenburg, Germany
2- Applied Laser Technologies, Ruhr-University Bochum, Bochum, Germany

#18-089
PO-41 (JLMN-18-012)
Interconnection for power electronics using laser ablation
T. L. See¹, A. Pliscott¹ and N. Kapadia¹
1- The Manufacturing Technology Centre, Coventry, UK

#18-090
PO-48 (JLMN-18-079)
Laser-induced microplasma as effective tool for diffractive elements fabrication on amorphous and crystalline materials
V. Solovieva¹, V. Rymkevich¹, G. Kostyuk¹ and M. Sergeev¹
1- ITMO University, St. Petersburg, Russia

#18-091
PO-50 (JLMN-18-046)
Vector focus wave modes with elliptic cross-section
V. Vosylius¹ and S. Orlov¹
1- Center for Physical Sciences and Technology, Industrial laboratory for photonic technologies, Vilnius, Lithuania

#18-092
PO-53 (JLMN-18-039)
Laser processing high aspect ratio groove wick for improving the thermal performance of flat micro heat pipe
X. Z. Xie¹, W. J. Hong¹, J. Y. Long¹, X. Wei¹, W. Hu¹ and Q. L. Ren¹
1- Laser Micro/Nano Processing Research Centre, School of Electromechanical Engineering, Guangdong University of Technology, Guangzhou, P.R. China

#18-093
PO-57 (JLMN-18-085)
Fluid cells fabrication in sol-gel films and porous glasses
Y. M. Andreeva¹, M. M. Sergeev¹, R. A. Zakoldaev¹, U. E. Gabysheva¹, V. P. Veiko¹, S. I. Kudryashov^1,2, P. A. Danilov², A. A. Ionin², F. Vocanson³, T. E. Itina^1,3, T. V. Antropova⁴ and O. S. Medvedev⁵
1- ITMO University, St. Petersburg, Russia
2- Lebedev Physical Institute, Moscow, Russia.
3- Hubert Curien Laboratory, UMR CNRS 5516/UJM/University of Lyon, Saint-Etienne, France
4- Grebenshchikov Institute of Chemistry of Silicates, Russian Academy of Sciences, St. Petersburg, Russia.
5- St.-Petersburg State University, St. Petersburg, Russia

#18-094
PO-59 (JLMN-18-104)
Direct laser printing of liver cells on porous collagen scaffolds
V. Leva¹, M. Chatzipetrou¹, L. Alexopoulos², D. S. Tzeranis^2,3 and I. Zergioti¹
1- Department of Physics, National Technical University of Athens, Zografou, Greece
2- Department of Mechanical Engineering, National Technical University of Athens, Zografou, Greece
3- Institute of Molecular Biology and Biotechnology, Foundation for Research and Technology-Hellas, Herakleion, Greece








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Published on August 20, 2018
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