1. P. Cavadini, W. Schabel, P. Scharfer, L. Wengeler. "Device for transferring heat or mass, comprising hexagonal jet nozzles, and method for treating surface layers, in, WO Patent 2,013,045,026, (2013).

    

   http://patentscope.wipo.int/search/en/WO2013045026

Publications 

1. L. Wengeler. Coating and drying processes for functional films in polymer solar cells-from laboratory to pilot scale. KIT Scientific Publishing, 2014.
   http://www.ksp.kit.edu/download/1000039966
2. L. Wengeler, R. Diehm, P. Scharfer, and W. Schabel. ;Dependence of opto-electric properties of (semi-) conducting films in polymer based solar cells on viscous shear during the coating process.; Organic Electronics (2013): in press.

   http://dx.doi.org/10.1016/j.orgel.2013.03.017

3. L. Wengeler, K. Peters, M. Schmitt, T. Wenz, P. Scharfer, W. Schabel. "Fluid-dynamic properties and wetting behavior of coating inks for roll-to-roll production of polymer-based solar cells." Journal of Coatings Technology and Research (2013) 1-9: in press.

   http://dx.doi.org/10.1007/s11998-013-9483-5

4. L. Wengeler, M. Schmitt, K. Peters, P. Scharfer, and W. Schabel. "Comparison of large scale coating techniques for organic and hybrid films in polymer based solar cells." Chemical Engineering and Processing: Process Intensification (2012): in press.

   http://dx.doi.org/10.1016/j.cep.2012.03.004

5. M. Schmitt, M. Baunach, L. Wengeler, K. Peters, P. Junges, P. Scharfer, and W. Schabel. "Slot-die processing of lithium-ion battery electrodes–Coating window characterization." Chemical Engineering and Processing: Process Intensification. (2012): in press.

   http://dx.doi.org/10.1016/j.cep.2012.10.011

6. L. Wengeler, B. Schmidt-Hansberg, K. Peters, P. Scharfer, and W. Schabel. "Investigations on knife and slot die coating and processing of polymer nanoparticle films for hybrid polymer solar cells." Chemical Engineering and Processing: Process Intensification 50, no. 5 (2011): 478-482.

   http://dx.doi.org/10.1016/j.cep.2010.11.002

7. L. Wengeler, M. Schmitt, P. Scharfer, and W. Schabel. "Designing a sensor for local heat transfer in impingement driers." Chemical Engineering and Processing: Process Intensification 50, no. 5 (2011): 516-518.

   http://dx.doi.org/10.1016/j.cep.2010.08.009

8. L. Wengeler, W. Schabel. "Verfahrenstechnische Herausforderungen für die  Herstellung großflächiger organischer und hybrider Solarzellen." Nanotechnik/Photonik, August (2010), No-4, AT-Fachverlag, Stuttgart.

   http://www.photonik.de/fileadmin/pdf/nanotechnik/nanotechnik_2010_04.pdf
9. L. Wengeler, B. Schmidt‐Hansberg, K. Peters, F. Rauscher, P. Scharfer, and W. Schabel. "Beschichten und Trocknen hybrider Polymersolarzellen." Chemie Ingenieur Technik 82, no. 9 (2010): 1461-1461.

   http://dx.doi.org/10.1002/cite.201050310

10. L. Wengeler, M. Schmitt, P. Scharfer, W. Schabel. "Entwicklung eines Sensors zur Messung des lokalen Wärmeübergangs in Prallstrahltrocknern." Chemie Ingenieur Technik 82, no. 9 (2010): 1428-1429.

    http://dx.doi.org/10.1002/cite.201050312

11. K. Peters, L. Wengeler, S. Hartmann, D. Bertram, P. Scharfer, and W. Schabel. Beschichtung und Trocknung von SM-OLEDs Chemie Ingenieur Technik82 (9), 1450-1450.

    http://dx.doi.org/10.1002/cite.201050331

12. A. Telek, R. Wengeler, L. Wengeler, H. Nirschl, and S.E. Pratsinis. "Distinguishing between aggregates and agglomerates of flame-made TiO2 by high-pressure dispersion" Powder Technology, 181 (3), (2008): 292-300.

    http://dx.doi.org/10.1016/j.powtec.2007.05.016

Presentations

1. L.Wengeler, M. Schmitt, K. Peters, P. Scharfer, W. Schabel
   Coating and wetting of semiconduction organic and hybrid films: Fluid-dynamic properties, process parameters and wetting behavior (Talk)
   Material Science Engineering (MSE 2012), 25.-27.09.2012, Darmstadt, Germany
2. L.Wengeler, F. Buss, P. Scharfer, W. Schabel
   Dependence of optoelectronic properties of (semi)conducting films in polymer based solar cells on viscous shear during the coating process (Poster)
   International Coating Science and Technology Symposium, Atlanta, Ga, USA, 09-12.09.2012, 25.-27.09.2012
3. L.Wengeler, M. Schmitt, K. Peters, P. Scharfer, W. Schabel
   Coating and wetting of semiconducting organic and hybridfilms: Fluid dynamic properties, process parameters and wetting behavior (Talk)
   International Coating Science and Technology Symposium, Atlanta, Ga, USA, 09-12.09.2012, 25.-27.09.2012
4. L. Wengeler: Large scale coating techniques for functional films in polymer based solar cells (invited Talk),
   Kroenert open house event, Hamburg, 22.03.2012
5. L. Wengeler, M. Schmitt, P. Darmstädter, C. Kroner, K. Peters, K. Köhler, P. Niyamakom, P. Scharfer and W. Schabel,
   Comparison of large scale coating techniques for polymer particle films in hybrid solar cells (Talk)
   9th European Coating Symposium, 08-10.06.2011, Abo/Turku, Finland
6. L. Wengeler: Coating, wetting and drying issues in roll-to-roll processing of organic photovoltaic. (invited Talk)
   9th European Coating Symposium, invited short course lecture, 07.06.2011, Abo/Turku, Finland
7. L. Wengeler, B. Schmidt-Hansberg, F. Brunner, P. Scharfer, W. Schabel,
   Investigating coating and drying of polymer and hybrid solar cells (Poster)
   ENMAT 2010, Karlsruhe
8. L. Wengeler, M. Schmitt, P. Scharfer, W. Schabel
   Entwicklung eins Sensors zur Messung des lokalen Wärmeübergangs in Prallstrahltrocknern (Poster)
   ProcessNet 2010, Aachen
9. L. Wengeler, B. Schmidt-Hansberg, K. Peters, F. Brunner, K. Döring, F. Rauscher, P. Nyamakom, P. Scharfer, W. Schabel
   Beschichten und Trocknen hybrider Solarzellen (Talk)
   ProcessNet 2010, Aachen
10. L. Wengeler, B. Schmidt-Hansberg, K. Peters, P. Scharfer, W. Schabel
    Investigations on slot die coating and processing of polymer nanoparticle films for hybrid polymer solar cells (Talk)
    15th International Coating Science and Technology Symposium, September 13-15, 2010, St. Paul
11. L. Wengeler, M. Schmitt, P.Scharfer, Wilhelm Schabel,
    Designing a sensor for local heat transfer in impingement driers (Poster)
    International Coating Science and Technology Symposium, September 12-15, 2010, St. Paul, Minnesota
12. L. Wengeler,
    Beschichten und Trocknen hybrider Solarzellen (invited Talk)
    Evonik, Symposium and Networking Workshop, Invited Talk, 03/2011, Marl
13. L. Wengeler, B. Schmidt-Hansberg, P. Scharfer, W. Schabel, F. Rauscher, W. Hoheisel
    Processing of nanoparticle polymer mixtures for organic photovoltaic films - A project outline and first results (Poster)
    8th European Coating Symposium, 07.-09.09. 2009, Karlsruhe, Germany
14. L. Wengeler, I. de Vries, P. Scharfer , W. Schabel
    Local Heat and Mass Transfer in Slot Nozzle Driers for Organic Photovoltaic (OPV) and Organic Light Emitting Diode (OLED) Thin Films on Foil (Poster)
    8th European Coating Symposium, 07.-09.09. 2009, Karlsruhe, Germany