1. Hausmanns, S., Laufenberg, G.; Kunz, B. "Rejection of acetic acid and its improvement through combination with organic acids in dilute solutions by using reverse osmosis". Desalination 104 (1996), S.95-98.

2. Laufenberg, G.; Hausmanns, S.; Kunz, B. "Influence of intermolecular interactions on the selectivity of several organic acids in aqueous multicomponent systems by the use of reverse osmosis. Journal of Membrane Science 110 (1996),
S.59-68.

3. Tödtheide, V.; Laufenberg, G.; Kunz, B. "Waste water treatment using Reverse Osmosis: Real osmotic pressure and chemical functionality as influencing parameters on the retention of carboxylic acids in multicomponent systems. " Desalination 110 No.3 (1997), S.213-222.

4. Ditgens, B.; Fischbach, R.; Laufenberg, G.; Kunz, B. "Aufarbeitung organisch wäßriger Systeme mittels Reversosmose - Entwicklung eines Gedankenmodells zum Stofftransport." Reprocessing of aqueous organic systems- development of a conceptional mass transfer model. CIT 68/8 (1996), S.965-970.

5. Laufenberg, G.; Grüß, O.; Kunz, B. "Neue Konzepte der Reststoffverwertung in der Lebensmittelindustrie - Chancen für die Kartoffelstärkeindustrie." New concepts for the utilisation of residual products from food industry- Prospects for the potato starch industry. Starch-Stärke 48 (1996), S.315-321.

6. Laufenberg, G. "Selectivity and mass transfer during reverse osmosis of aqueous organic multicomponent systems". Lecture at the conference Characterization of Interaction of Polymers and Colloids with Surfaces. 9-10.07.1997, Lappeenranta, Finland. Acta Polytechnica Scandinavica, Chemical Technology Series No.247 (1997), S.82-91.

7. Laufenberg, G.; Ditgens, B.; Kunz, B. " Reverse Osmosis of aqueous organic feed solutions: Parametric representation of the separation characteristics". Separation Science and Technology 34, 1 (1999), 85-100.

8. Lipnizki, F.; Hausmanns, S.; Laufenberg, G.; Field, R.; Kunz, B. "Einsatz von Pervaporation- Bioreaktor Hybridprozessen in der Biotechnologie". Use of pervaporation bioreactor hybrid processes in biotechnology. CIT 12 (1998), 1587-1595.

9. Lipnizki, F.; Hausmanns, S.; Ten, P.; Field, R.; Laufenberg, G. "Organophilic Pervaporation- Prospects and Performance". Chemical Engineering Journal 73 (1999), 113-129.

10. Lipnizki, F.; Hausmanns, S.; Laufenberg; G.; Field, R.; Kunz, B. "Use of Pervaporation-Bioreactor Hybrid processes in Biotechnology." Chemical Engineering Technology 23/7 (2000), pp.569-577.

11. Weissbrodt, J; Manthey, M.; Ditgens, B; Laufenberg, G.; Kunz, K. (2001) Separation of organic-multicomponent solutions by reverse osmosis - development of a mass transfer model. Desalination 133, 65-74.

12. Laufenberg, G. (2001) Trends in der Biotechnologie. Neuere Entwicklungen der Biotechnologie im Bereich Lebensmittel. LVT 6/7/8, 15-19.

13. White, D. A.; Ditgens, B.; Laufenberg, G. (2002).Concentration of Metabolites and other Organic Salts by Batch Reverse Osmosis. Journal of Food Engineering 53, 185-192.

14. Ditgens, B.; Laufenberg, G.; Kunz, B.; White, D. (2002) Aufbereitung wässriger Prozessströme mittels Reversosmose-Entwicklung von Stofftransportmodellen am Beispiel eines Abwassers aus der Lebensmittelindustrie. Chemie, Ingenieur, Technik 74/4, 432-438.

15. Laufenberg, G.; Kunz, B.; Nystroem, M. (2002) Transformation of vegetable waste into value added products: a) the upgrading concept b) practical implementations. Bioresource Technology 87/2, 167-198.

16. Laufenberg, G.; Rosato, P.; Kunz, B. (2002) Conversion of vegetable waste into value added products: oil press cake as an exclusive substrate for microbial decalactone production. Bioresource Technology, under revision.

17. Kolanowski, W.; Laufenberg, G.; Kunz, B. (2002) Microencapsulation of omega-3 PUFA rich fish oil using modified celluloses as coatings. European Food Research and Technology, submitted.

18. Laufenberg, G.; Ditgens, B.; Kunz, B. Improved food processing residue management by applying the engineering view. AICHE Journal, in preparation.

Lectures

19. Laufenberg, G.; Grüß, O. "Neue Konzepte der Reststoffverwertung in der Lebensmittelindustrie -
Chancen für die kartoffelverarbeitende Industrie." New concepts for the utilisation of residual products from food industry- Prospects for the potato industry. Bericht über die 18. Kartoffeltagung in Detmold 22.-23.Mai 1996.
Veröffentlichungen der Arbeitsgemeinschaft Kartoffelforschung e.V., Band 18. Detmold: Granum-Verlag 1996, S.66-77.

20. Hausmanns, S.; Laufenberg, G.; Lipnizki, F.; Field, R. "Potential contribution of hydrophobic Pervaporation to the realization of clean production." Lecture at the 2nd Asia-Pacific Cleaner Production Roundtable and Trade Expo 1999, Brisbane April 21st to 24th 1999, in: Scott, J.A.; Pagan, R.J. Global competitiveness through cleaner production. ISBN: 064638546-1, pp.665-674.

21. Laufenberg, G.; Hausmanns, S.; Kunz, B.; Nystroem, M. Green productivity concept for the utilisation of residual products from food industry - trends and performance. Lecture at the 2nd Asia-Pacific Cleaner Production Roundtable and Trade Expo 1999, Brisbane April 21st to 24th 1999.

22. Lipnizki, F.; Hausmanns, S.; Wu, P.; Laufenberg, G.; Field, R. "Pervaporation of aqueous ternary Systems in Biotechnology. Simulation of the Pervaporation Processes". Proceedings of the ICOM 1999. International Congress on Membranes and Membrane processes in Toronto/ Canada June 12.-18., 1999.

23. Field, R.W.; Hausmanns, S.; Lipnizki, F.; Laufenberg, G. Mass transport in hydrophobic Pervaporation: A model design tool kit based on the resistance-in series model. Euromembrane 99, September 19th - 22nd 1999 in Leuven/ Belgium, 213-214.

24. Boehm, M.; Stefer, B.; Laufenberg, G.H.; Kunz, B.; Scott, J.A. Recovery of brewery off-gases by activated carbon cloth (ACC) adsorption. Biotechnology 2000, 03.-08.09.00 Berlin. Frankfurt/Main: Dechema e.V. 2000, Vol.1, 351-353.

25. Laufenberg, G.H. The upgrading concept - a useful tool for the transformation of vegetable waste into value-added products. Biotechnology 2000, 03.-08.09.00 Berlin. Frankfurt/Main: Dechema e.V. 2000, Vol.1, 389-392.

26. Laufenberg, G., Kunz, B. (2000) Neue technologische Verfahren: Erscheinungsformen und Folgen für die Lebensmittelsicherheit und Vorsorge. Novel technological processes effecting food security and provision. Fachbesprechung für die Sachverständigen in der Lebensmittelüberwachung, Ministerium für Umwelt, und Naturschutz, Landwirtschaft und Verbraucherschutz, Düsseldorf 15-16.11.00.

27. Laufenberg, G. Cussler, E.L. (2001) Bioflavor Extraction Using Hollow Fiber Membrane Contactors. Lecture at 3rd European congress on Chemical Engineering ECCE, Nürnberg/ D 26.-28.06.01. CIT 6, p.715.

28. Laufenberg, G., Rosato, P.; Kunz, B. (2001) Conversion of vegetable waste into value added products: Oil press cake as an exclusive substrate for microbial -decalactone production. Lipids, Fats, and Oils: Reality and public perception. 24th world congress and exhibition of the ISF, 16.09.-20.09.01 in Berlin/D. AOCS Press, p.10ff, ISBN: 1-893997-16-x.

29. Laufenberg, G.; Cussler, E.L. (2001) Bioflavor Extraction Using Hollow Fiber Membrane Contactors. Lecture at Workshop "Novel Food-Nutritional technological, economic and social aspects". Warsaw Agricultural University SGGW, 18.06.01/ Poland.

30. Ditgens, B.; Laufenberg, G.; Kunz, B. (2001) Clean production Konzepte in der Lebensmittelindustire: Aufbereitung von Prozesslösungen und Wertstoffrückgewinnung mit Hilfe geeeigneter Membrantrennprozesse. Clean production concept for the food industry: treatment of process solution and recovery of valuable substances by using suitable membrane separation processes. Lecture at GDL Kongress Lebensmitteltechnologie, Berlin 8.-10. November 2001.

31. Laufenberg, G. (2002) Adding value to vegetable residues- Synergy of new utilization routes and latest processing technology. IFT 2002 Annual Meeting and Food Expo, June 15-19.02, Anaheim CA USA.

32. Ditgens, B.; Laufenberg, G.; Kunz, B. (2002) Clean production concept for the food industry: treatment of process solution and recovery of valuable substances by using suitable membrane separation processes. IFT 2002 Annual Meeting and Food Expo, June 15-19.02, Anaheim CA USA.

Books and book chapters

33. Laufenberg, G. "Selektivität und Stofftransport bei der Reversosmose organisch-wäßriger Mehrkomponentensysteme". Selectivity and mass transfer during reverse osmosis of aqueous organic multicomponent systems. Progress reports of the German Society of Engineers, Series 3: process engineering , No. 490 (1997).

34. Laufenberg, G; Rossa, M; Wiewiora, M. (2001) Neue Verfahren zur Behandlung von Lebensmitteln, New processes for the treatment of food, in: Vom Berg, D. (Hrsg.) , pp.2-26.

Posters

35. Laufenberg, G.; Kunz, B. "Solid-State-Fermentation in a Moved-Bed-Swing-Reactor". 6th Forum for Applied Biotechnology, Gent, 1992. Med Fac Landbouww Univ Gent 57/4b (1992): S.2025-2027.

36. Laufenberg, G.; Hausmanns, S.; Kunz, B. "Rejection of acetic acid and its improvement through combination with organic acids in dilute solutions by using reverse osmosis". 7th International Symposium on Synthetic Membranes in Science and Industry Tübingen 29.08.-1.09.1994 preprints, Dechema e.V.: Frankfurt 1994, S.367-370.

37. Laufenberg, G.; Fischbach, R.; Kunz, B. "Der Einfluß von Alkoholen auf die Retention niedermolekularer Säuren in wäßrigen Lösungen bei der Reversosmose". The influence of alcohols on the retention of low molecular carboxylic acids in aqueous solution during reverse osmosis. Aachener Membrankolloquium preprints 14.-16.03.1995, GVC/VDI-Gesellschaft Verfahrenstechnik: Düsseldorf 1995, S. 355-358.

38. Laufenberg, G.; Kunz, B. "Erweiterte Anwendung der Niederdruck-Reversosmose zur Aufbereitung wäßriger Prozeßlösungen". Broadened application of low pressure reverse osmosis for the reprocessing of aqueous process solutions. 13. DECHEMA Jahrestagungen der Biotechnologen. Wiesbaden 30.05.-1.06.1995. Preprints Dechema e.V.: Frankfurt, Main 1995, S. 320-321.

39. Laufenberg, G.; Kunz, B. "Waste-water treatment using Low pressure Reverse Osmosis - an investigation into the transport of organic compounds". Euromembrane 95, University of Bath, 18-20 September 1995. ESMST Proceedings, Vol.1: Chippenham 1995, S.517-520.

40. Tödtheide, V.; Laufenberg, G.; Kunz, B. "Untersuchungen zur Beeinflussung des Rückhalts von Carbonsäuren in Multikomponentensystemen bei der Abwasseraufbereitung mittels Reversosmose." Investigations into the reciprocal influence of Carboxylic acids on the retention during waste water reverse osmosis. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 21.-23. Mai 1996. Preprints Dechema e.V.: Frankfurt, Main 1996, S. 243-245.

41. Laufenberg, G.; Kunz, B. "Einsatz der Reversosmose in der Lebensmittel- und Biotechnologie: Selektivität und Stofftransport bei der Aufbereitung organisch/wässriger Mehrkomponentensysteme." The use of reverse osmosis in food and biotechnology: selectivity and mass transfer at reprocessing of aqueous organic multicomponent systems. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 21.-23. Mai 1996. Preprints Dechema e.V.: Frankfurt, Main 1996, S. 249-250.

42. Weihnert, T.; Laufenberg, G.; Hausmanns, S.; Kunz, B. "Solid State Fermentation of monascus purpureus: Optimisation of process parameters for the formation of methylketones." 10th Forum for Applied Biotechnology, Gent 26.-28.09.1996. Med Fac Landbouww Univ Gent 61/4a (1996): 1649-1652.

43. Hausmanns, S.; Laufenberg, G.; Lipnizki, F.; Kunz, B. "Pervaporation wäßriger Mehrkomponentenlösungen: Untersuchung über den Einfluß intermolekularer Wechselwirkungen auf die Permeation von Propanol." Pervaporation of multicomponent solutions: Investigations into the influence of intermolecular interactions on the permeation of propanole. Vortrag Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 26.-28. Mai 1998. Preprints Dechema e.V.: Frankfurt, Main 1998, S. 259.

44. Laufenberg, G. " Selektivität und Stofftransport bei der Reversosmose organisch- wäßriger Mehrkomponenten-systeme". Selectivity and mass transfer during reverse osmosis of aqueous organic multicomponent systems. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 26.-28. Mai 1998. Preprints Dechema e.V.: Frankfurt, Main 1998, S. 275

45. Ditgens, B.; Laufenberg, G.; Kunz, B. "Gezielte Fraktionierung wäßriger Realsysteme mittels Reversosmose". High efficiency separation of aqeuous systems near to real by reverse osmosis. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 26.-28. Mai 1998. Preprints Dechema e.V.: Frankfurt, Main 1998, S. 278-279.

46. Fischbach, R.; Laufenberg, G. Kunz, B. "Gewinnung natürliche Aromastoffe durch Solid-State-Fermentation auf Reststoffbasis." Generation of bioflavours by Solid-State Fermentation using Food Industry waste. Dechema Jahrestagungen Fachtreffen Biotechnologie, Wiesbaden 26.-28. Mai 1998. Preprints Dechema e.V.: Frankfurt, Main 1998, S. 98-99.

47. Hausmanns, S.;Lipnizki, F.; Field, R. W.; Laufenberg, G. "Pervaporation of Aqueous Ternary Systems in Biotechnology. Influence of Coupling Effects and Blocking on Process Performance." Proceedings of the 4th International Conference on Separations for Biotechnology, University of Reading, March, 29th to 31st 1999.

48. Fischbach, R.; Laufenberg, G. Kunz, B. "Generation of bioflavours by Solid-State Fermentation using Food Industry waste". Proceedings of the 12th Forum for Applied Biotechnology, Brugge, Belgium 24-26.09.1998. Med Fac Landbouww Univ Gent 63/4b (1998): pp.1543-1544.

49. Hausmanns, S.; Lipnizki, F.; Laufenberg, G.; Field, R.W. "Vereinfachter Ansatz zur Modellierung des Stofftransport in PDMS-Zeolith Membranen.". Simplified approach for mass transfer modelling in PDMS-Zeolithe membranes. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 27.-29.04.1999. Preprints Dechema e.V.: Frankfurt, Main 1999, S. 237.

50. Lipnizki, F.; Hausmanns, S.; Laufenberg, G.; Field, R.W. "Auslegung und Optimierung der hydrophoben Pervaporation für verschiedene Anwendungen in der Biotechnologie und Abwassserreinigung". Design and optimisation of hydrophobic Pervaporation for several applications in biotechnology and waste water treatment. Lecture at Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 27.-29.04.1999. Preprints Dechema e.V.: Frankfurt, Main 1999,
S. 207.

51. Ditgens, B.; Laufenberg, G.; Kunz, B. "Aufbereitung organisch-wässriger Systeme mittels Reversosmose - Entwicklung einer Modellierung zum Stofftransport." Reverse osmosis of aqueous organic systems - a new approach to mass transfer modelling. Dechema Jahrestagungen Fachtreffen Membrantechnik, Wiesbaden 27.-29.04.1999. Preprints Dechema e.V.: Frankfurt, Main 1999,
S. 239.

52. Laufenberg, G., Cussler, E. L. Hollow Fibre Membrane Contactors for the Recovery of Bioflavours. Euromembrane 99, September 19th - 22nd 1999 in Leuven/ Belgium, 317-318.

53. Weissbrodt, J; Manthey, M.; Ditgens, B; Laufenberg, G.; Kunz, K. Separation of organic-multicomponent solutions by reverse osmosis - development of a mass transfer model. Euromembrane 99, September 19th - 22nd 1999 in Leuven/ Belgium, 380-381.

54. Ditgens, B.; Laufenberg, G,; White, D.; Kunz, B. Water treatment with reverse osmosis- Behaviour of water soluble organic compounds. Biotechnology 2000, 03.-08.09.00 Berlin. Frankfurt/Main: Dechema e.V. 2000, Vol.3, 359-361.

55. Laufenberg, G.H.; Cussler, E.L. Hollow fiber supported extraction for the recovery of bioflavors: Module design and operational parameters. Biotechnology 2000, 03.-08.09.00 Berlin. Frankfurt/Main: Dechema e.V. 2000, Vol.3, 552-554.

56. Fischbach, R.; Laufenberg, G,; Kunz, B. Generation of natural flavours by Solid-State Fermentation of food industry by-products. Biotechnology 2000, 03.-08.09.00 Berlin- Frankfurt/Main: Dechema e.V. 2000, Vol.4, 266-268.

57. Ditgens, B; Laufenberg, G.; Kunz, K. (2001) Sustainable solutions for reverse osmosis of waste water containing oecotoxic organic compounds. Poster at 3rd European congress on Chemical Engineering ECCE, Nürnberg/ D 26.-28.06.01. CIT 6, p.596.

58. Laufenberg, G. ; Cussler, E.L. (2001) Membrane extraction for the on-line recovery of food flavors. Eurocaft2001, European conference on Advanced Technology for Safe and High quality Foods, 5.-7.12.01 Berlin, D.

59. Laufenberg, G. (2001) Adding value to vegetable waste- Synergy of new utilisation routes and latest processing technology. Eurocaft2001, European conference on Advanced Technology for Safe and High quality Foods, 5.-7.12.01 Berlin, D.

60. Laufenberg, G.; Kunz, B. (2002) Turning waste into profit: Vegetable waste as a new production stream. European conference on the Future of Waste Management in Europe, 7.-8.10.2002 Strasbourg, F. Preprints: GVC-VDI Gesellschaft (Eds.), Koblenz: Fuck Druck, pp.349-352.

61. Ditgens, B.; Laufenberg, G.; Kunz, B. (2003) The use of vegetable residues as bioadsorbents for waste water treatment. IFT 2003 Annual Meeting and Food Expo, July 12-16.03, Chicago IL USA

62. Laufenberg, G.; Daugulis, A.J. (2003) Hollow fiber membrane extraction for the recovery of food flavors. IFT 2003 Annual Meeting and Food Expo, July 12-16.03, Chicago IL USA.