Mikrostrukturierung

Fraunhofer-Institut für Lasertechnik ILT

Leistungsangebot Mikrostrukturierung

Laserstrahlabtragen

  • Herstellung von Werkzeugen und Werkzeugeinsätzen
  • Herstellung von funktionalen Oberflächen
  • Selektiver Abtrag von dünnen Schichten
  • Strukturgrößen < 10 μm bei Oberflächengenauigkeiten < 200 nm

Laserstrahlfeinschneiden

  • Hochgeschwindigkeits-Feinschneiden mit Schnittbreiten < 20 µm
  • 3D-Anwendungen
  • Remote-Feinschneiden

Nanostrukturierung

  • Herstellung von periodischen Oberflächenstrukturen durch Mehrstrahl-Interferenz
  • Strukturgrößen im Bereich von 100 nm - 500 nm

Laserstrahlbohren

  • Präzisionsbohren mit Ø > 30 μm bei Bohrtiefen bis zu 2 mm
  • Hochratebohren mit bis zu 5.000 Bohrungen/ s
  • Mikrobohren mit Bohrdurchmessern < 1 µm

Hybride Verfahren zur Mikrostrukturierung

  • Verwendung einer prozessbegleitenden selektiven Laserheizung zur Veränderung der Materialeigenschaften
  • Replikative Erzeugung von Mikro- und Nanostrukturen durch laserunterstütztes Heißprägen

Publikationen

Mincuzzi, G., Vesce, L., Schulz-Ruhtenberg, M., Gehlen, E., Reale, A., Di Carlo, A., Brown, T. M.:
Taking temperature processing out of dye-sensitized solar cell fabrication: Fully laser-manufactured devices
Adv. Energy Mat. 4, 1400421 (8 S.) (2014)

Temmler, A., Walochnik, M. A., Willenborg, E., Wissenbach, K.:
Surface structuring by remelting of titanium alloy TI6AL4V
In: Proceedings 33rd ICALEO International Congress on Applications of Lasers & Electro–Optics, October 19-23, 2014, San Diego, CA, USA
Paper ID 1401, ISBN 9781940168029 (10 S.) (2014)

Zibner, F., Ryll, J., Holtkamp, J., Gillner, A.:
High precision 2.5D laser cutting of thin nitinol and polyurethane for medical applications
ICALEO, 32th International Congress on Applications of Lasers&  Electro-Optics : October 6-10, 2013, Miama/Fl., USA., M4154 (6 S.) (2013)

Eppelt, Urs:
Elektronenschauer im Glas
Laser Community, 2/2012, pp. 24-25 (2012)

Eppelt, U., Russ, S., Hartmann, C., Sun, M., Siebert, C., Schulz, W.:
Diagnostic and Simulation of PS-Laser Cutting
Proc. of the 31st Int. Congress on Applications of Lasers & Electro-Optics, ICALEO September 23-27, 2012, Anaheim, CA, USA, Paper M504, 10 S. (2012)

Hambach, N., Hartmann, C., Holtkamp, J., Gillner, A.:
Stability limits of laser drilled hole arrays on large areas
J. Laser Appl. 24, Nr. 3, 5 S., (2012)

Michaeli, W., Eilbracht, S., Scharf, M., Hartmann, C., Bobzin, K., Bagcivan, N., Theiß, S.:
Application of variothermal heating concepts for the production of microstructured films using the extrusion embossing process
J. Polymer Eng. 32, 95-101 (2012)

Mincuzzi, G., Schulz-Ruhtenberg, M., Vesce, L., Reale, A., Di Carlo, A., Gillner, A., Brown, T.:
Laser processing of TiO2 films for dye solar cells: a thermal, sintering, throughput and embodied energy investigation
Progress in Photovoltaics: Research and Applications
Wiley Online Library DOI: 10.1002/pip.2261
(2012)

Mincuzzi, G., Zardetto, V., Vesce, L., Schulz-Ruhtenberg, M., Gillner, A., Reale, A., di Carlo, A., Brown, T.:
Raster scanning laser and UV processing of nanocrystalline TiO2 films for sintering in dye solar cells: Device performance, throughput and embodied energy
MRS Online Proceedings Library 1447, 6 S. (2012)

Schaefer, M., Schulz-Ruhtenberg, M., Holtkamp, J., Gillner, A,:
Comparison of laser ablation of transparent conductive materials on flexible and rigid substrates
Proc. LOPE-C, Munich, 39-43 (2012)

Sun, M., Eppelt, U., Russe, S., Hartmann, C., Siebert, C., Zhua, J., Schulz:
Laser ablation mechanism of transparent dielectrics with picosecond laser pulses
Proc. SPIE 8530, 9 S. (2012)

Wu, S., Huang, J., Beckemper, S., Gillner, A., Wang, K., Bubeck, C.:
Block polymer supramolecular assemblies hierarchically structured by three-beam interference laser ablation
J. Mat. Chem. 22, Nr. 11, 4989-4995 (2012)

Beckemper, S., Huang, J., Gillner, A., Wang, K.:
Generation of periodic micro- and nano-structures by parameter-controlled three-beam laser interference technique
J. Laser Micro/Nanoeng. 6, Nr. 1, 49-53, (2011)

Bobzin, K., Bagcivan, N., Gillner, A., Hartmann, C., Holtkamp, J., Michaeli, W., Klaiber, F., Schöngart, M., Theiß, S.:
Injection molding of products with functional surfaces by micro-structured, PVD coated injection molds
Prod. Eng. 5, Nr. 4, 415-422, (2011)

Bobzin, K., Bagcivan, N., Theiß, S., Hartmann, C., Holtkamp, J., Gillner, A., Michaeli, W., Hopmann, C., Eilbracht, S., Schöngart, M., Scharf, M.:
Manufacturing of micro-structured parts for mass production purposes
Proc. of the Int. Symp. on Assembly and Manufacturing ISAM 2011, 25.5.-27.5. 2011, Tampere, Finland. 8 S. ISBN 978-1-61284-343-8 (digital)

Bobzin, K., Bagcivan, N., Ewering, M., Gillner, A., Beckemper, S., Hartmann, C., Theiß, S.:
Nano structured physical vapor deposited coatings by means of picosecond laser radiation
J. Nanosci. Nanotechnol. 11, 1-7, (2011)

Bobzin, K., Bührig-Polaczek, A., Michaeli, W., Poprawe, R., Bagcivan, N., Beckemper, S., Eilbracht, S., Gillner, A., Hartmann, C., Holtkamp, J., Ivanov, T., Klaiber, F., Scharf, M., Schöngart, M., Theiß, S.:
Verkürzung von Prozessketten zur Herstellung von Bauteilen mit funktionalen Oberflächen mit Mikro-und Nanostrukturen
In: Brecher, C. (Hrsg.): Integrative Produktionstechnik für Hochlohnländer, 672-734, (2011)

Hambach, N., Hartmann, C., Holtkamp, J., Gillner, A.:
Stability limits of laser drilled hole arrays on large areas.
ICALEO. 30. Int. Congr. on Applications of Lasers and Electro-Optics, October 23-27, 2011. M50, 895-899, 2011Holtkamp, J., Hartmann, C., Gillner, A., Beckemper, S., Dohrn, A., Eifel, S.:
Mikrostrukturieren mit Zukunft
Laser Technik J. 8, Nr 2, 37-40, (2011)

Ivanov, T., Bührig-Polaczek, A., Vroomen, U., Hartmann, C., Holtkamp, J., Gillner, A., Bobzin, K., Bagcivan, N., Theiss, S.:
Investment casting of surfaces with microholes and their possible applications
Light Metals 2011. Proc. of the technical sessions presented by the TMS Aluminum Committee at the TMS 2011 Annual Meeting & Exhibition. Warrendale, Pe.: TMS, Minerals, Metals & Materials Society. Chichester: Wiley, 705-709, (2011)

Ivanov, T., Bührig-Polaczek, A., Vroomen, U., Hartmann, C., Holtkamp, J., Gillner, A., Bobzin, K., Bagcivan, N., Theiss, S.:
Replication of specifially microstructured surfaces in A356-alloy via lost wax investment casting
J. Micromech. Microeng. 21, 85026-85026, (2011)

Michaeli, W., Schöngart, M., Klaiber, F., Beckemper, S.:
Production of superhydrophobic surfaces using a one-step variothermal injection moulding process
Micro Nanosystems 3, 222-225, (2011)

Schaefer, M., Holtkamp, J., Gillner, A.:
Ablation of PEDOT/PSS with excimer lasers for micro structuring of organic electronic devices
Synth. Met. 161, 1051-1057, (2011)

Schaefer, M., Esser, A., Holtkamp, J., Gillner, A.:
Laser ablation of transparent conducting materials for organic electronics
Proc. of Large-Area, Organic and Polymer Electronics Convention 2011 (LOPE-C 11), June 2011, Frankfurt/M. Frankfurt/M.: Organics Electronics Association, 159-163, (2011)

Schulz-Ruhtenberg, M., Trusheim, D., Das, J., Krantz, S., Wieduwilt, J:
Influence of pulse duration in picosecond laser ablation of silicon nitride layers
Energy Proced. 8, 614-619, (2011)

Schulz-Ruhtenberg, M., Häberle, A., Russell, A., Hernández, J. L., Krantz, S.:
Influence of the pulse width for visible pulsed laser doping for crystalline solar cells using phosphosilicate glass
J. Laser Micro/Nanoeng. 6, Nr. 1, 64-68, (2011)

Sedao, X., Sarnet, T., Hernandez, J. L., Schulz-Ruhtenberg, M., Krantz, S.:
Edge isolation using ultra-short pulse laser materials with a top-hat beam profile
Adv. Mat. Res. 321, 234-239, (2011)

Trusheim, D., Schulz-Ruhtenberg, M., Baier, T., Krantz, S., Bauer, D., Das, J.:
Investigation of the influence of pulse duration in laser processes for solar cells
Phys. Proc.12, 278-285, (2011)

Gillner, A.
Laser micro-structuring
In: YI Qin: Micromanufacturing Engineering and Technology, Norwich, N.Y.: W. Andrew Publ. 2010. pp. 59-67. ISBN 978-0-8155-1545-6

Huang, J., Wu, S., Beckemper, Gillner, A.
All-optical fabrications of ellipsoidal caps on azobenzene functional polymers
Opt. Lett. 35, Nr 16. 2711-2713, (2010)

Schaefer, M., Jacobs, P., Bauer, D., Moll, D., Gillner, A.
Investigation and development of a molding process for the production of micro-hairs
Int. J. Adv. Manuf. Technol. 51, 935-944, (2010)

Schulz-Ruhtenberg, M., Haeberle, A., Russell, R., Hernández, J. L., Krantz, S.
Quest for the ideal laser for an industrial laser doping process for crystalline solar cells
LPM 2010 - 11th International Symposium on Laser Precision Microfabrication, Stuttgart, 5 S., (2010)

M. Schulz-Ruhtenberg, J. L. Hernandez, V. Prajapati, R. Bleidiessel, C. Morilla, Y. Larmanda, V. Vervisch, T. Sarnet, A. Olowinsky
Direct laser doping for high-efficiency solar cells
ICALEO 2009, 28th International Congress on Applications of Lasers & Electro-Optics, 4 S., (2009)

A. Temmler, E. Willenborg, N. Pirch, K. Wissenbach
Structuring by remelting
Proc. of the 5th Int. WLT Conf. on Lasers in Manufacturing 2009, Munich, June 15th - 18th, 2009. Ed. by A. Ostendorf [u.a.]
Stuttgart: AT-Fachverlag, pp. 403-407, (2009)

R. Poprawe, A. Gillner, D. Hoffmann, J. Gottmann, W. Wawers, W. Schulz
High speed high precision ablation from ms to fs
Proc. SPIE 7005, 12 S., (2008)

A. Gillner
Laser micro processing
Laser Technik J. 5, 27-30, (2008)

D. Wortmann, J. Gottmann, N. Brandt, H. Horn-Solle
Micro- and nanostructures inside sapphire by fs-laser irradiation and selective etching
Opt. Expr. 16, Nr 3, 1517-1522, (2008)

 

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