Journal Papers

U. Stahl, A. Voigt, M. Dirschka, N. Barié, C. Richter, A. Waldbaur, F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: "Long-term capability of polymer-coated surface transverse wave sensors for distinguishing vapors of similar hydrocarbons", Sensors & Actuators: B. Chemical, 274, 560–564, 2018 | Link.

AY010033 IFC PUBLICITY

T. M. Nargang,  R. Dierkes,  J. Bruchmann,  N. Keller,  K. Sachsenheimer,  C. Lee-Thedieck,  F. Kotz,  D. Helmer  and B. E. Rapp: "Photolithographic structuring of soft, extremely foldable and autoclavable hydrophobic barriers in paper", Analytical Methods, 2018 (in publication) | Link

Cover1F. Kotz, N. Schneider, A. Striegel, A. Wolfschläger, N. Keller, M. Worgull, W. Bauer, D. Schild, M. Milich, C. Greiner, D. Helmer, B. E. Rapp: “Glassomer: Processing Fused Silica Glass like a Polymer”, Advanced Materials, 30, 1707100, 2018 CoverLink

F. Kotz, P. Risch, D. Helmer, B. E. Rapp: “Highly Fluorinated Methacrylates for Optical 3D Printing of Microfluidic Devices”, Micromachines, 9, 3, 15, 2018 (invited) | Link

V. Kappings, C. Grün, D. Ivannikov, I. Hebeiss, S. Kattge, I. Wendland, B. E. Rapp, M. Hettel, O. Deutschmann, U. Schepers: "vasQchip: A novel microfluidic artificial blood vessel scaffold for vascularized 3D tissues", Advanced Materials Technologies (impact factor: to be announced), 3, 1700246, 2018| Link

C. Richter, S. Schneider, B. E. Rapp, S. Schmidt, M. Schüßler, R. Jakoby, J. Bruchmann, M. Bischer, T. Schwartz: "Towards Biofilm Spectroscopy – A Novel Microfluidic Approach for Characterizing Biofilm Subpopulation by Microwave-Based Electrical Impedance Spectroscopy", Frequenz, 72, 3, 123-134, 2018 (invited).

D. Helmer, N. Keller, F. Kotz, F. Stolz, C. Greiner, T. M. Nargang, K. Sachsenheimer, B. E. Rapp: „Transparent, abrasion-insensitive superhydrophobic coatings for real-world applications”, Nature Scientific Reports, 7, 1, 15078 | Link

Cover2F. Kotz, K. Arnold, S. Wagner, W. Bauer, N. Keller, T. M. Nargang, D. Helmer, B. E. Rapp: "Liquid PMMA: A High Resolution Polymethylmethacrylate Negative Photoresist as Enabling Material for Direct Printing of Microfluidic Chips", Advanced Engineering Materials, 20, 1700699, 2017 |Back Cover | Link

D. Helmer, A. Voigt, S. Wagner, N. Keller, K. Sachsenheimer, F. Kotz, T. M. Nargang, B. E. Rapp: "Suspended Liquid Subtractive Lithography: One-step generation of 3D channel geometries in viscous curable polymer matrices", Nature Scientific Reports 7, 7387, 2017 | Link

U. Stahl, A.Voigt, M. Dirschka, N. Barié, C. Richter, A. Waldbaur, F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: "Long-Term Stability of Polymer-Coated Surface Transverse Wave Sensors for the Detection of Organic Solvent Vapors", Sensors, 274, 560-564, 2017 | Link

F. Ritter, J. Hedrich, M. Deck, F. Ludwig, D. Shakirov, B. E. Rapp, K. Länge: "Polymer structures on surface acoustic wave biosensors", Procedia Technology 27, 35-36, 2017 | Link

F. Kotz, K. Arnold, W. Bauer, D. Schild, N. Keller, K. Sachsenheimer, T. M. Nargang, C. Richter, D. Helmer, B. E. Rapp: "Three-dimensional Printing of Transparent Fused Silica Glass", Nature, 544, 337-339, 2017 | Link | Video | Media Coverage

C. Richter, F. Kotz, N. Keller, T. M. Nargang, K. Sachsenheimer, D. Helmer, B. E. Rapp: “An Analytical Solution to Neumann-Type Mixed Boundary Poiseuille Microfluidic Flow in Rectangular Channel Cross-Sections (Slip/No-Slip) Including a Numerical Technique to Derive It”, Journal of Biomedical Science and Engineering, 10, 205-219, 2017 | Link

C. Richter, K. Sachsenheimer, N. Keller, T. M. Nargang, D. Helmer, F. Kotz, B. E. Rapp: "An individual addressable and latchable actuator array for microfluidic systems", Microfluid Nanofluid  20:130, 2016. | Link

T. M. Nargang, M. Runck, D. Helmer, B. E. Rapp: "Functionalization of paper using photobleaching: a fast and convenient method for creating paper-based assays with colorimetric and fluorescent readout", Engineering in Life Sciences, 2016 | Link

C. Richter, F. Kotz, S. Giselbrecht, D. Helmer, B. E. Rapp: "Numerics made easy: solving the Navier–Stokes equation for arbitrary channel cross-sections using Microsoft Excel", Biomedical Microdevices 18:52, 2016 | Link

D. Helmer, K. Brahm, C. Helmer, J. S. Wack, G. Brenner-Weiss, K. Schmitz: "Two-channel image analysis method for the screening of OBOC libraries", Analytical Methods, 2016 | Link

N. Keller, T. M. Nargang, M. Runck, F. Kotz, A. Striegel, K. Sachsenheimer, D. Klemm, K. Länge, M. Worgull, C. Richter, D. Helmer, B. E. Rapp: "Tacky Cyclo Olefin Copolymer: A biocompatible bonding technique for the fabrication of microfluidic channels in COC", Lab Chip, 16, 1561-1564, 2016 | Link

F. Kotz, K. Plewa, W. Bauer, N. Schneider, N. Keller, T. Nargang, D. Helmer, K. Sachsenheimer, M. Schäfer, M. Worgull, C. Greiner, C. Richter, B. E. Rapp: “Liquid Glass: A Facile Soft Replication Method for Structuring Glass”, Advanced Materials, 2016 | Link | Video | Media Coverage

N. E. Steidle, T. Hahn, C. Bader, R. Ahrens, B. E. Rapp, A. E. Guber, K. Länge: Localized protein immobilization on microstructured polymeric surfaces for diagnostic applications, Microfluidics and Nanofluidics, 20 (2), 1-11, 2016 | Link

F. Katzenwadel, H. Wagner, B. E. Rapp, M. Franzreb: “Optimization of Enzyme Immobilization onto magnetic microparticles using 1-Ethyl-3-(3-dimethylaminopropyl) carbodiimide (EDC) as Crosslinking Agent”, Analytical Methods, 7, 10291-10298, 2015 | Link

H. Ito, N. Kuss, B. E. Rapp, M. Ichikawa; T. Gutsmann, K. Brandenburg; J. Poeschl, M. Tanaka: “Quantification of the Influence of Endotoxins on the Mechanics of Adult and Neonatal Red Blood Cells”, Journal of Physical Chemistry, 119, 25, 7837-7845, 2015 | Link

M. Kavalenka, F. Vüllers, S. Lischker, C. Zeiger, A. Hopf, M. Röhrig, B. E. Rapp, M. Worgull, H. Hölscher: “Bioinspired air-retaining nanofur for drag reduction", ACS Applied Materials & Interfaces, 7, 20, 10651-10655, 2015 | Link

I. Rink, J. Rink, D. Helmer, D. Sachs, K. Schmitz: "A Haptotaxis Assay for Leukocytes Based on Surface-Bound Chemokine Gradients", Journal of Immunology, 2015 | Link

A. Mattern, A. Pomowski, C. Baricham, B. E. Rapp, K. Länge: "Acoustic Biosensors Coated with Phosphorylcholine Groups for Label-free Detection of Human C-reactive Protein in Serum", IEEE Sensors Journal, 15, 8, 4388-4392, 2015 | Link

D. Helmer, I. Rink, J. A. R. Dalton, K. Brahm, M. Jöst, T. M. Nargang, W. Blum, P. Wadhwani, G. Brenner-Weiss, B. E. Rapp, J. Giraldo, K. Schmitz: “Rational design of a peptide capture agent for CXCL8 based on a model of the CXCL8:CXCR1 complex”, RSC Advances, 5, 25657-25668, 2015 | Link

E. Wilhelm, K. Deshpande, F. Kotz, D. Schild, N. Keller, S. Heissler, K. Sachsenheimer, K. Länge, C. Neumann, B. E. Rapp: “Polysiloxane layers created by sol-gel and photochemistry: Ideal surfaces for rapid, low-cost and high-strength bonding of epoxy components to polydimethylsiloxane”, Lab Chip, 15, 1772-1782, 2015 | Link

J. Bruchmann, K. Sachsenheimer, B. E. Rapp, T. Schwartz: “Multi-channel microfluidic biosensor platform applied for online monitoring and screening of biofilm formation and activity”, PLOS ONE, 10, 2, 2015 | Link

T. M. Nargang, L. Brockmann, P. Nikolov, D. Schild, D. Helmer, N. Keller, K. Sachsenheimer, E. Wilhelm, L. Pires, M. Dirschka, A. Kolew, M. Worgull, S. Giselbrecht, C. Neumann, B. E. Rapp: “Liquid polystyrene: a room-temperature photocurable soft lithography compatible pour-and-cure-type polystyrene”, Lab Chip (special issue “Emerging Investigators"), 14, 2698-2708, 2014 | Link

B. Waterkotte, F. Bally, P. M. Nikolov, A. Waldbaur, B. E. Rapp, R. Truckenmüller, J. Lahann, K. Schmitz, S. Giselbrecht: “Biofunctional Micropatterning of Thermoformed 3D Substrates”, Advanced Functional Materials, 24, 4, 442-450, 2014 | Link

E. Wilhelm, C. Neumann, T. Duttenhofer, L. Pires, B. E. Rapp: “Connecting microfluidic chips using a chemically inert, reversible, multichannel Chip-to-World-Interface”, Lab Chip, 13, 22, 4343-4351, 2013 | Link

E. Wilhelm, C. Neumann, K. Sachsenheimer, T. Schmitt, K. Länge, B. E. Rapp: “Rapid bonding of polydimethylsiloxane to stereolithographically manufactured epoxy components using a photogenerated intermediary layer”, Lab Chip, 13, 2268, 2013 | Link

A. Waldbaur, J. Kittelmann, C. Radtke, J. Hubbuch, B. E. Rapp: “Microfluidics on Liquid Handling Stations (µF-on-LHS): An Industry Compatible Chip Interface between Microfluidics and Automated Liquid Handling Stations”, Lab Chip, 13, 2337 – 2343, 2013 | Link

L. Pires, K. Sachsenheimer, T. Kleintschek, T. Schwartz, B. E. Rapp: “Online monitoring of biofilm growth and activity using a combined multi-channel impedimetric and amperometric sensor”, Biosensors and Bioelectronics, 47, 15, 157-163, 2013 | Link

A. Waldbaur, P. Hettich, B. Carneiro, B. E. Rapp: “Computer Aided Microfluidics (CAMF) - From Digital 3D-CAD Models to Physical Structures within a Day”, Microfluidics and Nanofluidics, 15, 625-635, 2013 | Link

C. Neumann, A. Voigt, L. Pires, B. E. Rapp: “Design and characterization of a platform for thermal actuation of up to 588 microfluidic valves”, Microfluidics and Nanofluidics, 14, 1-2, 177-186, 2012 | Link

A. Waldbaur, B. Waterkotte, K. Schmitz, B. E. Rapp: “Maskless projection lithography for the fast and flexible generation of grayscale protein patterns”, Small, 8, 10, 1570-1578, 2012 | Link

B. E. Rapp, A. Voigt, M. Dirschka, K. Länge: “Deposition of ultrathin parylene C films in the range of 18 nm to 142 nm: controlling the layer thickness and assessing the closeness of the deposited films”, Thin Solid Films, 520, 4884 – 4888, 2012 | Link

B. E. Rapp, B. Schickling, J. Prokop, V. Piotter, M. Rapp, K. Länge: "Design and integration of a generic disposable array-compatible sensor housing into an integrated disposable indirect microfluidic flow injection analysis system", Biomed. Microdevices, 13, 909-922, 2011 | Link

M. Worgull, A. Kolew, M. Heilig, M. Schneider, H. Dinglreiter, B. E. Rapp: "Hot embossing of high performance polymers", Microsyst. Technol., 17, 585-592, 2011 | Link

F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: "Biosensor packaging - adaptation of the surface modification procedure", Procedia Engineering, 5, 363-366, 2010 | Link

C. Hannig, M. Dirschka, K. Länge, S. Neumaier, B. E. Rapp: "Synthesis and application of photo curable perfluoropolyethers as new material for microfluidics", Procedia Engineering, 5, 866-869, 2010 | Link

B. E. Rapp, M. Schneider, M. Worgull: "Hot punching on an 8 inch substrate as an alternative technology to produce holes on a large scale", Microsyst. Technol., 16, 1201-1206, 2010 | Link

B. E. Rapp, L. Carneiro, K. Länge, M. Rapp: "An indirect microfluidic flow injection analysis (FIA) system allowing diffusion free pumping of liquids by using tetradecane as intermediary liquid", Lab Chip, 9, 354-356, 2009 | Link

K. Länge, B. E. Rapp, M. Rapp: "Surface acoustic wave biosensors: a review", Analytical Bioanalytical Chemistry, 391, 1509-1519, 2008 | Link

D. Avramov, K. Länge, S. Rupp, B. E. Rapp, M. Rapp, "Polymer coating behaviour of Rayleigh-SAW resonators with gold electrode structure for gas sensor applications", IEEE Transactions on Ultrasonics Ferroelectrics and Frequency Control, 54, 157-166, 2007 | Link

Reviews

E. Wilhelm, C. Richter, B. E. Rapp: "Phase Change Materials in Microactuators: Basics, Applications and Perspectives", Sens. Act. A, 271, 303-347, 2018 | Link

F. Katzenwadel, M. Franzreb, B. E. Rapp: “Synthetic enzyme supercomplexes: co-immobilization of enzyme cascades”, Analytical Methods, 7, 18, 7924-7924, 2015 | Link

R. Meyer, S. Giselbrecht, B. E. Rapp, M. Hirtz, C. M. Niemeyer: “Advances in DNA-Directed Immobilization”, Opinion in Chemical Biology, 18, 8-15, 2014 | Link

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S. Giselbrecht, B. E. Rapp, C. M. Niemeyer: "The Chemistry of Cyborgs – Interfacing Technical Devices with Organisms", Angewandte Chemie, 52, 52, 13942–13957, 2013 | Link

S. Giselbrecht, B. E. Rapp, C. M. Niemeyer: "Chemie der Cyborgs – zur Verknüpfung technischer Systeme mit Lebewesen", Angewandte Chemie, 125, 52 14190-14206, 2013 | Link

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A. Waldbaur, H. Rapp, K. Länge, B. E. Rapp: "Let there be chip – towards rapid prototyping of microfluidic devices: one-step manufacturing processes", Analytical Methods, 3, 2681-2716, 2011 | Link

B. E. Rapp, F. J. Gruhl, K. Länge: "Biosensors with label-free detection designed for diagnostic applications", Analytical Bioanalytical Chemistry, 398, 2403-2412, 2010 | Link

Books and Book chapters

F. Kotz: “Entwicklung neuer Materialien für die additive Fertigung und das Rapid Prototyping von Glas und Polymethylmethacrylat”, KIT Scientific Publishing, Karlsruhe, ISBN 978-3-7315-0835-9, 2018 | Link

B. E. Rapp: "Electrochemical Methods for Biomass and Biocorrosion Monitoring", book chapter within "Encyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry", Elsevier, 2107, in publication.

B. E. Rapp: "Electrochemical Methods for Biomass and Biocorrosion Monitoring", book chapter within "Encyclopedia of Interfacial Chemistry: Surface Science and Electrochemistry", Elsevier, 2017| Link

B. E. Rapp: "Microfluidics: Mechanics, Modeling and Mathematics", 830 pages, Elsevier Scientific Publishing, ISBN 9781455731411, 12/2016 | Link

D. Helmer, K. Schmitz: „Peptides and Peptide Analogs to Inhibit Protein-Protein Interactions“, Böldicke (ed.) Protein Targeting – Prediction, Selection and Activity of Specific Inhibitors, Springer, 2015 | Link

C. Neumann, B. E. Rapp: “Fluidic platforms and components of Lab-on-Chip devices”, book chapter within “Lab-on-a-Chip and Micro Total Analysis Systems – A Practical Guide” – edited by Jaime Castillo-León and Winnie Svendsen, Springer Publishing, ISBN 978-3-319-08686-6, 2015 | Link

D. Helmer: “Synthesis and Test of Peptides and Peptoids for the Inhibition of Cytokines”, Cuvillier Verlag, Göttingen, 2015 | Link

F. J. Gruhl, B. E. Rapp, K. Länge: “Biosensors for Diagnostic Application”, book chapter within "Molecular Diagnostics", Advance in Biochemical Engineering / Biotechnology, Springer, 133, 115-148, 2013 | Link

C. Neumann: “Entwicklung einer Plattform zur individuellen Ansteuerung von Mikroventilen und Aktoren auf der Grundlage eines Phasenüberganges zum Einsatz in der Mikrofluidik (Development of a platform for individual control of phase change based micro valves and actuators for microfluidic devices)“, KIT Scientific Publishing, Karlsruhe, ISBN: 978-3-86644-975-6, 2013 | Link

B. E. Rapp: “Entwicklung eines Biosensorarray-Systems auf der Basis von akustischen Oberflächenwellensensoren mit integrierter einwegtauglicher Mikrofluidik (Development of a surface acoustic wave based biosensor array with integrated disposable microfluidics)”, Universitätsverlag Karlsruhe, Karlsruhe, ISBN 978-3-86644-318-1, 2009 | Link

Conference Contributions

F. Kotz, A. Striegel, N. Schneider, M. Worgull, D. Helmer, B. E. Rapp: „High-throughput structuring of fused silica glass“; talk, MNE, Kopenhagen, 2018.

K. Sachsenheimer, P. Risch, F. Kotz, C. Richter, B. E. Rapp, "Self-powered microfluidic sensing platform based on integrated microfluidic battery", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

S. Schmidt, J. Bruchmann, C. Richter, M. Schüßler, R. Jakoby, T. Schwartz, B. E. Rapp: "A microfluidic approach for characterizing biofilm growth by microwave-based electrical impedance spectroscopy", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

M. Langer, K. Sachsenheimer, T. Nargang, B. E. Rapp: "A fast fibrinogen targeted electrochemical assay for emergency room settings", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

P. Risch, F. Kotz, D. Helmer, B. E. Rapp: "3D printing of highly fluorinated methacrylates for the fabrication of transparent and chemically resistant microfluidic devices", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

P. Risch, F. Kotz, D. Helmer, B. E. Rapp: "3D printing of microfluidic glass reactors", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

F. Kotz, A. Striegel, N. Schneider, P. Risch, M. Worgull, D. Helmer, B. E. Rapp: "High-throughput polymer molding of transparent fused silica microfluidic chips", poster, 22nd International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Kaohsiung, Taiwan, 2018.

A. Striegel, S. Sharma, F. Kotz, B. E. Rapp, M. Schneider, D. Mager, J. G. Korvink, M. Worgull: „High-temperature micro/nano replication utilising lithographically patterned carbon tools“; MNE, Kopenhagen, Denmark, 2018

F. Kotz, P. Risch, K. Arnold, D. Helmer, B. E. Rapp: “Next generation 3D printing - The emergence of enabling materials”, talk, SPIE Defence and Security, Berlin, Germany, 2018

D. Helmer: "Suspended Liquid Subtractive Lithography - Fabrication of three-dimensional microchannels by the immersion of "liquid threads"", talk, Microfluidics in the Upper Rhine Valley, IS2M Mulhouse 2018.

B. E. Rapp: "Next Generation 3D Printing - The emergence of enabling materials", talk, Microfluidics in the Upper Rhine Valley, IS2M Mulhouse 2018.

D. Helmer, A. Voigt, S. Wagner, N. Keller, K. Sachsenheimer, F. Kotz, T. M. Nargang, B. E. Rapp: "Additive manufacturing of microfluidic glass chips", talk, SPIE Photonics West, San Francisco, USA, 2018

F. Kotz, D. Helmer, B. E. Rapp: "Additive manufacturing of microfluidic glass chips", talk, SPIE Photonics West, San Francisco, USA, 2018

T. Nargang, F. Kotz, B. E. Rapp: "Structuring unbreakable hydrophobic barriers in paper", talk, SPIE Photonics West, San Francisco, USA, 2018

F. Kotz, P. Risch, B. E. Rapp: “Rapid prototyping of microfluidic chips in polymethylmethacrylate (PMMA)”, talk, Mikrosystemtechnik Kongress (MST), München, Germany, 2017

F. Kotz, D. Helmer, B. E. Rapp: "3D printing of microfluidic devices in highly fluorinated perfluoropolyethers (PFPE)", poster, 21st International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Savannah, USA, 2017

D. Helmer, A. Voigt, B. E. Rapp: "Suspended Liquid Subtractive Lithography (SLSL) – 3D printing of microfluidic structures directly into PDMS", 21st International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Savannah, USA, 2017

S. Eckes, T. M. Nargang, B. E. Rapp, K. Schmitz: "Light-induced Chemokine Patterning of Surfaces", poster, 2nd European Chemokine and Cell Migration Conference", Cardiff, England, 2017

T. M. Nargang, F. Kotz, N. Keller, D. Helmer, B. E. Rapp: “Rapid structuring of proteins on filter paper using lithography”, talk, SPIE Photonics West, San Francisco, USA, 2017

C. Richter, N. Kirschner, M. Worgull, B. E. Rapp: "Fast and cheap fabrication of molding tools for polymer replication", talk, SPIE Photonics West, San Francisco, USA, 2017

 

F. Kotz, K. Arnold, B. E. Rapp: "Three-dimensional Printing of Transparent Fused Silica Microfluidic Chips", talk, 21st International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Savannah, USA, 2017

F. Gruhl, B. E. Rapp, K. Länge, A. Voigt, M. Rapp: "Surface Acoustic Wave (SAW) biosensors and their integration with microfluidics towards a flexible array based biosensor system", 3rd World congress on Digital Olfaction, Tokyo, Japan, 2016

D. Helmer, A. Voigt, S. Wagner, B. E. Rapp: "Rapid printing in PDMS – fused deposition modeling (FDM) meets microfluidics", talk, 20th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Dublin, Ireland, 2016

K. Sachsenheimer, J. Bruchmann, T. Schwartz, B. E. Rapp: "Integrated peristaltic pump for probing a biofilm online monitoring system", poster, 20th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Dublin, Ireland, 2016

F. Ritter, J. Hedrich, M. Deck, F. Ludwig, D. Shakirov, B .E  Rapp, K. Länge: “Polymer structures on surface acoustic wave biosensors”, poster, Biosensors, Gothenburg, Schweden, 2016

J. Bruchmann, K. Sachenheimer, T. Schwartz, B. E. Rapp: “Novel microfluidic system for online monitoring of biofilm dynamics by electrical impedance spectroscopy and amperometry”, talk, SPIE Photonics West, San Francisco, USA, 2016

N. Keller, T. M. Nargang, B. E. Rapp: “Tacky COC: a solvent bonding technique for fabrication of microfluidic systems”, talk, SPIE Photonics West, San Francisco, USA, 2016

C. Richter, K. Sachsenheimer, B. E. Rapp: “A latchable thermally activated phase change actuator for microfluidic systems”, talk, SPIE Photonics West, San Francisco, USA, 2016

F. Kotz, K. Arnold, B. E. Rapp: “Rapid manufacturing of microfluidic chips in glass”, poster, 20th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Dublin, Ireland, 2016

D. Helmer, N. Keller, B. E. Rapp: “Photolithographic structuring of highly fluorinated polymers for the fabrication of microfluidic chips”, talk, 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Gyeongju, Korea, 2015

F. Kotz, K. Plewa, C. Richter, B. E. Rapp: “Rapid prototyping of microfluidic chips in glass using a soft-lithography-compatible manufacturing process”, poster, 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Gyeongju, Korea, 2015

T. M. Nargang, E. Wilhelm, F. Kotz, D. Helmer, B. E. Rapp: “UV-light based structuring of unbreakable hydrophobic barriers on commonly used papers”, poster, 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Gyeongju, Korea, 2015

F. Kotz, C. Richter, B. E. Rapp: "’Liquid PMMA’: rapid prototyping of microfluidic structures in polymethylmethacrylate (PMMA) via direct lithography", poster, 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Gyeongju, Korea, 2015

D. Helmer, N. Keller, B. E. Rapp: “Reversibly Photoswitchable Hydrophilic/Hydrophobic Surfaces”, talk, ECOSS, Barcelona, Spain, 2015

J. Bruchmann, K. Sachsenheimer, B. E. Rapp, T. Schwartz: “Real-time biofilm monitoring in a multichannel online platform“, talk, Eurobiofilms, Brno, Czech Republic, 2015

C. Neumann, E. Wilhelm, A. Voigt, B. E. Rapp: “A latchable thermally activated phase change actuator and optimization of its response behavior”, poster, 18th International Conference on Solid-State Sensors, Actuators and Microsystems (Transducers), Anchorage, USA, 2015

E. Wilhelm, T. M. Nargang, B. Waterkotte, B. E. Rapp: “Protein assay structured on paper by using lithography”, talk, SPIE Photonics West, San Francisco, USA, 2015

F. Kotz, K. Plewa, W. Bauer, T. Hanemann, A. Waldbaur, E. Wilhelm, C. Neumann, B. E. Rapp: “Rapid prototyping of glass microfluidic chips”, talk, SPIE Photonics West, San Francisco, USA, 2015

F. Kotz, C. Richter, B. E. Rapp: “A new rapid prototyping method for the fabrication of microfluidic chips in glass”, poster, Gordon Research Conference, Mount Snow, USA, 2015

F. Kotz, N. Keller, T.M. Nargang, K. Sachsenheimer, M. Dirschka, D. Helmer, C. Neumann, Bastian E. Rapp: “Computer aided microfluidics (CAMF): from 3D model to physical structures in less than a day”, talk, Euroanalysis, Bordeaux, France, 2015

E. Wilhelm, C. Neumann, K. Sachsenheimer, K. Länge, B. E. Rapp: “UV-light structured silanization for selective bonding and fabrication of paper-based microfluidic channels”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

C. Neumann, E. Wilhelm, A. Voigt, B. E. Rapp: “A bistable microfluidic phase change actuator and optimization of its response times”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

E. Wilhelm, T. Schwarz, G. Jaworek, A. Voigt, C. Neumann, B. E. Rapp: “Bistable, tubular phase change actuators for a large scale microfluidic membrane actuator platform”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

L. Pires, N. Braunegger, G. Davidson, C. Neumann, B. E. Rapp: “Novel electrochemical biosensor surface modification method based on photobleaching”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

T. M. Nargang, L. Brockmann, P. Nikolov, D. Schild, D. Helmer, N. Keller, M. Dirschka, A. Kolew, M. Worgull, S. Giselbrecht, C. Neumann, B. E. Rapp: “‘Liquid polystyrene’: a photocurable liquid polystyrene prepolymer as new material for microfluidic prototyping”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

J. Bruchmann, K. Sachsenheimer, T. Kleintschek, T. Schwartz, B. E. Rapp: “Novel microfluidic biosensor for online monitoring of biofilm formation by EIS and amperometry”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

B. Mall, K. Sachsenheimer, C. Neumann, J. Stölting, B. E. Rapp: “A low cost portable microfluidic electrochemical sensor for detection of arsenic in drinking water”, poster, 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), San Antonio, USA, 2014

E. Wilhelm, T. Schwarz, G. Jaworek, A. Voigt, B. E. Rapp: “Towards displaying graphics on a cheap, large scale Braille display”, talk, 14th International Conference on Computers Helping People with Special Needs, Paris, France, 2014

E. Wilhelm, C. Neumann, T. Duttenhofer, L. Pires, B. E. Rapp: “A chemically inert, multichannel chip-to-world interface to connect microfluidic chips”, talk, SPIE Photonics West, San Francisco, USA, 2014

E. Wilhelm, C. Neumann, K. Sachsenheimer, K. Länge, B. E. Rapp: “Rapid bonding of polydimethylsiloxane (PDMS) to various stereolithographically (STL) structurable epoxy resins using photochemically cross-linked intermediary siloxane layers”, talk, SPIE Photonics West, San Francisco, USA, 2014

J. Kittelmann, C. Radtke, A. Waldbaur, C. Neumann, J. Hubbuch, B. E. Rapp: “Microfluidics on liquid handling stations (µF-on-LHS): a new industry-compatible microfluidic platform”, talk, SPIE Photonics West, San Francisco, USA, 2014

J. Bruchmann, K. Sachsenheimer, B. E. Rapp, T. Schwartz: “Novel microfluidic biosensor for online monitoring of biofilm formation”, talk, DGHM/VAAM Microbiology and Infection, Dresden, 2014

J. Bruchmann, K. Sachsenheimer, T. Kleintschek, B. E. Rapp, T. Schwartz: “Novel microfluidic biosensor for online monitoring of biofilm formation”, talk, Biofilms6, Vienna, Austria, 2014

F. Gruhl, B. E. Rapp, K. Länge, A. Voigt, M. Rapp: “Surface Acoustic Wave (SAW) Biosensors and their Integration with Microfluidics towards a Flexible Array Based Biosensor System”, talk, Acoustic Sensors in Analytical and Biophysical Studies, Acoustic Sensors Meeting, Crete, 2013

E. Wilhelm, T. Schwarz, G. Jaworek, A. Voigt, B. E. Rapp: “A refreshable Braille-Display based on a microfluidic actuation principle”, poster, Gordon Research Conference: Physics & Chemistry of Microfluidics, Lucca, Italy, 2013

L. Pires, N. Braunegger, G. Davidson, B. E. Rapp: “Sensor Platform for High-Throughput Detection of Post-Translational Modifications (PTM) in Cellular Signalling Pathways”, poster, Gordon Research Conference: Physics & Chemistry of Microfluidics, Lucca, Italy, 2013

B. Waterkotte, A. Waldbaur, B. E. Rapp: “Creating protein patterns with light by means of maskless projection lithography”, poster, Functional Genomics & Proteomics, Frankfurt a. M., Germany, 2013

A. Waldbaur, B. Waterkotte, J. Leuthold, K. Schmitz, B. E. Rapp: “Rapid biochemical functionalization of technical surfaces by means of a photobleaching-based maskless projection lithography process”, talk, SPIE Photonics West, San Francisco, USA, 2013

J. Bruchmann, T. Kleintschek, K. Sachsenheimer, L. Pires, T. Schwartz, B. E. Rapp: “Novel microfluidic multichannel biosensor for online monitoring of biofilm formation and activity via electrochemical impedance spectroscopy and amperometry”, poster, Eurobiofilms, Ghent, Belgium, 2013

A. Waldbaur, B. Carneiro, P. Hettich, B. E. Rapp: “Computer Aided Microfluidics: Rapid Generation of Structures from 3D Digital Data by means of Maskless Projection Lithography”, talk, IEEE EMBS Micro and Nanotechnology in Medicine Conference, Ka’anapali, USA, 2012

T. Kleintschek, K. Sachsenheimer, L. Pires, T. Schwartz, B. E. Rapp: “Monitoring of biofilm growth and activity using a scalable microfluidic electrochemical biosensor”, poster, 6th ASM Conference on Biofilms, Orlando, USA, 2012

K. Sachsenheimer, L. Pires, T. Kleintschek, T. Schwartz, B. E. Rapp: “Monitoring biofilm growth and activity using a scalable multichannel electrochemical biosensor”, poster, 16th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Okinawa, Japan, 2012

A. Waldbaur, B. Carneiro, P. Hettich, B. E. Rapp: “Computer Aided Microfluidics (CAMF) – high-resolution projection lithography for the rapid creation of large-scale microfluidic structures”, poster, 16th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Okinawa, Japan, 2012

L. Pires, A. Heckel, K. Sachsenheimer, B. E. Rapp: “Multichannel impedimetric biosensor platform for label-free affinity assays using electrically conductive functional polymers”, poster, 16th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Okinawa, Japan, 2012

T. Kleintschek, K. Sachsenheimer, H.-G. Lemaire, U. Obst, B. E. Rapp, T. Schwartz: “How do novel fungal components contribute to biofilm removal”, talk, BIOFILMS 5, Paris, France, 2012

A. Waldbaur, M. Dirschka, K. Länge, B. E. Rapp: “Rapid prototyping of microfluidic structures from UV curable PTFE-like polymers – creating structures in direct lithography and casting”, poster, 15th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Seattle, USA, 2011

K. Sachsenheimer, L. Pires, M. Adamek, T. Schwartz, B. E. Rapp: “Monitoring biofilm growth using a scalable multichannel impedimetric biosensor”, poster, 15th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Seattle, USA, 2011

C. Neumann, A. Voigt and B. E. Rapp: “A large scale thermal microfluidic valve platform”, poster, 15th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Seattle, USA, 2011

C. Hannig, D. Schild, M. Dirschka, K. Länge, B. E. Rapp: “PTFE-like/PDMS hybrids: synthesis of photocurable, highly chemically resistant polymers and their applications in microfluidics”, poster, 15th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Seattle, USA, 2011

M. Adamek, K. Sachsenheimer, T. Schwartz, B. E. Rapp: “Impedimetric sensor cell for monitoring biofilm growth”, talk, Eurobiofilms, Copenhagen, Denmark, 2011

C. Neumann, A. Voigt, B. E. Rapp: “A large scale microfluidic thermal valve platform”, poster, Gordon Research Conference on Microfluidics, Physics & Chemistry, Boston, USA, 2011

C. Hannig, J. Bolle, K. Länge, M. Dirschka, B. E. Rapp: “PDMS and beyond – New ways to synthesis highly fluorinated polymers for use as resist or bulk material in microfluidics”, poster, Gordon Research Conference on Microfluidics, Physics & Chemistry, Boston, USA, 2011

A. Matern, C. Gartner, N. Keller, K. Länge: „Phosphorylcholin-basierte Oberflächen zur Abschirmungunspezifischer Proteinadsorption und zum spezifischen Nachweis von C-reaktivem Protein (CRP)“; 7. Deutsches BioSensor Symposium, Bad Heiligenstadt, 2011.

B. E. Rapp, T. Duttenhofer, K. Länge: “20/100/400 channel chemically inert, reversible parallel microfluidic connector as generic chip-to-world interface”, poster, 14th International Conference on Miniaturized Systems for Chemistry and Life Sciences (µTAS), Groningen, Netherlands, 2010

B. E. Rapp, K. Länge, M. Rapp, V. Saile: “Connecting Micro to Macro Fluidics: New Concept for a Disposable Indirect Microfluidic Flow Injection Analysis (FIA) System”, talk, Pittcon, Orlando, USA, 2010

A. Günther, B. E. Rapp: “Design of a fully automated assembly unit for integration of surface acoustic wave sensors into polymer housings for biomedical applications”, talk, Design, Test, Integration & Packaging (DTIP) of MEMS/MOEMS, Seville, Spain, 2010

B. E. Rapp, M. Worgull: “Combining indirect microfluidic systems with polymer components manufactured from photocurable perfluoropolyethers”, talk, Design, Test, Integration & Packaging (DTIP) of MEMS/MOEMS, Seville, Spain, 2010

B. E. Rapp, M. Rapp, K. Länge: “An indirect diffusion free microfluidic flow injection analysis (FIA) system as fluidic platform for biosensor systems as demonstrated with an 8-fold surface acoustic wave biosensor array system”, talk, ICONN, Sydney, Australia, 2010

F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: “Oberflächenmodifikation von SAW (Surface Acoustic Wave) Biosensorchips für biomedizinische Anwendungen”, poster, 9. Dresdner Sensor-Symposium, Dresden, Germany, 2009

B. E. Rapp, K. Länge, M. Rapp: “Ein indirektes einwegtaugliches diffusionsfreies mikrofluidisches Fließinjektionsanalyse-System als Plattform für die Biotechnologie”, poster, 9. Dresdner Sensor-Symposium, Dresden, Germany, 2009

B. E. Rapp: “Microfluidic Flow Injection Analysis (FIA) System allowing Diffusion Free and Indirect Pumping of Liquids by Using Tetradecane as Intermediary Liquid”, poster, Gordon Research Conference on Microfluidics, Physics & Chemistry, Lucca, Italy, 2009

B. E. Rapp, F. J. Gruhl, K. Länge, M. Rapp: “Surface acoustic wave (SAW) biosensor system with an indirect microfluidic flow injection analysis system”, poster, IEEE Transducers, Denver, USA, 2009

B. E. Rapp, M. Schneider, M. Worgull: "Hot punching on an 8 inch substrate as an alternative technology to produced holes on a large scale", talk, Symposium on Design, Test, Integration and Packaging of MEMS/MOEMS (DTIP), Rome, Italy, 136-139, 2009

F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: "Surface Acoustic Wave (SAW) Biosensor Chip System - a Promising Alternative for Biomedical Applications", poster, Micro-and Nanosystems in Medicine, Active Implants, Biosensors, Munich, Germany, 2009

B. E. Rapp, F. J. Gruhl, K. Länge, M. Rapp: "Speeding up sensor response times by modifying the geometry of the fluidic channel of a disposable array compatible sensor housing for surface acoustic wave biosensors", poster, Micro-and Nanosystems in Medicine, Active Implants, Biosensors, Munich, Germany, IFMBE Proceedings, 25, 69-72, 2009

F. J. Gruhl, B. E. Rapp, M. Rapp, K. Länge: “SAW (surface acoustic wave) Biosensorchip-Array für biomedizinische Anwendungen”, talk, 6. Deutsches Biosensor Symposium, Freiburg, Germany, 2009

B. E. Rapp, F. Gruhl, M. Rapp, K. Länge: “Warum soll Bioanalytik teuer sein? Ein kostengünstiges 8-Kanal Biosensorsystem mit einwegtauglicher Mikrofluidik”, talk, Biotechnica, Hannover, Germany, 2008

B. E. Rapp, M. Rapp, K. Länge: “Surface Acoustic Wave (SAW) Biosensors for Biomolecular Applications”, talk, Workshop Molecular Interactions, Freie Universität, Berlin, Germany, 2008

B. E. Rapp, K. Länge, M. Rapp: “An array compatible polymer housing for a Love wave surface acoustic wave (SAW) biosensor allowing the elimination of conductivity sensitivities of SAW resonators”, talk, International Meeting on Chemical Sensors IMCS, Columbus, USA, 2008

B. E. Rapp, K. Länge, M. Rapp: “Microfluidic flow injection analysis (FIA) system which allows indirect fluid handling by using tetradecane as intermediary liquid”, talk, International Meeting on Chemical Sensors IMCS, Columbus, USA, 2008

B. E. Rapp, L. Carneiro, K. Länge, M. Rapp: "Integration of a Surface Acoustic Wave (SAW) Biosensor into a Microfluidic Flow Injection Analysis (FIA) System", talk, Sensoren und Messsysteme 2008, Ludwigsburg, Germany; VDI Berichte, 53-56, 2008

B. E. Rapp, K. Länge, M. Rapp, A. Guber: “Surface acoustic wave biosensors for biomedical applications”, talk, 41. Jahrestagung der Deutschen Gesellschaft für Biomedizinische Technik (DGBMT) im VDE, Aachen, Germany, 2007

B. E. Rapp, M. Worgull, M. Heckele, A. Guber, D. Herrmann: “Mikro-Heißstanzen - Erzeugung von Durchlochstrukturen in ebenen Kunststoffsubstraten”, talk, Mikrosystemtechnik Kongress, Freiburg, Germany, 2005

B. E. Rapp, D. Herrmann, A. Guber, A. Welle, D. Schild, A. Jacob, M. Dauber, J. Hoheisel: “Mikrotiterplatte mit integrierter funktionalisierter Filterstruktur”, poster, Mikrosystemtechnik Kongress, Freiburg, Germany, 2005

Patents

S. Kavusi, F. Kotz "Sensor integration in lateral flow immunoassays and its applications", US9939438B2, 2018

S. Kavusi, F. Kotz: “Sensor integration and its applications in a lateral flow immunoassay”, JP6134388B2, 2017

B. E. Rapp, C. Neumann, E. Wilhelm, A. Voigt: "Bistable actuator, actuator arrangement, method for actuation and use", US9689408B2, 2017.

S. Kavusi, F. Kotz: “Lateral flow immunoassay sensor integration and analysis application”, CN104870999B, 2016

B. E. Rapp, D. Helmer, A. Voigt: "Verfahren und Vorrichtung zur Erzeugung einer dreidimensionalen Struktur in einer Matrix", DE102016219192, 2016 | Link.

B. E. Rapp, D. Helmer, A. Voigt: "Method and apparatus for generating a three-dimensional structure in a matrix“, EP3305495A1, 2016 | Link.

B. E. Rapp, F. Kotz: "Transparentes Quarzglas für die additive Fertigung", DE102016012003, 2016 | Link.

B. E. Rapp, F. Kotz: "Composition and process for producing a molded article of high-purity, transparent quartz glass by means of additive manufacturing”, WO2018065093, 2016 | Link.

B. E. Rapp, D. Helmer, C. Richter, N. Keller: "Hochfluorierte nanostrukturierte Polymerschäume zur Herstellung superabweisender Oberflächen", DE102016012001A1, 2016 | Link.

B. E. Rapp, D. Helmer, C. Richter, N. Keller: “Highly fluorinated nanostructured polymer foams for producing super-repellent surface”, WO2018065094A1, 2016 | Link.

B. E. Rapp, A. Schumacher: “Method and arrangement for generating or depositing a stream of fluid segments and use thereof”, US8651129B2, 2014 | Link

B. E. Rapp, L. Carneiro, A. Voigt: “Device for controlling the flow of fluids through microfluidic channels”, US8480974B2, 2013 | Link

B. E. Rapp, C. Neumann, E. Wilhelm, A. Voigt: "Bistabiler Aktor, Aktoranordnung, Verfahren zum Aktuieren und Verwendung”, DE102012005992B3, 2013 | Link

B. E. Rapp, A. Schumacher, "Vorrichtung und Verfahren zur Erzeugung oder zur Ablage eines Fluidstroms aus Fluidsegmenten und ihre Verwendung", DE102010047384B4, 2012 | Link

B. E. Rapp, T. Duttenhofer: “Verfahren zum reversiblen, parallelen Schließen einer Vielzahl von fluidischen Zuleitungen mit einem mikrofluidischen System”, DE102009053285B4, 2012 | Link

B. E. Rapp, L. Carneiro, A. Voigt: "Vorrichtung zur Erzeugung einer mikrofluidischen Kanalstruktur in einer Kammer, Verfahren zu ihrer Herstellung und ihre Verwendung", DE102009035291B4, 2011 | Link

B. E. Rapp, L. Carneiro, K. Länge, M. Rapp, "Vorrichtung und Verfahren zur Zuführung eines Flüssigkeitsstroms aus mindestens zwei Flüssigkeitsabschnitten in eine Messzelle", DE102007032951B4, 2007 | Link

B. E. Rapp, M. Worgull, M. Heckele, "Verfahren zur Herstellung von Durchbrüchen in thermoplastischen Komponenten", DE102005025247B3, 2007 | Link

Miscellaneous

D. Helmer, B. E. Rapp: "Superabweisende Oberflächen - Die Entwicklung eines superhydrophoben Werkstoffs", GIT Labor-Fachzeitschrift, 2018 | Link

T. M. Nargang, B. E. Rapp: "Chemical Modification of Paper for Analytical Devices", HEALTH Europa 5, Paneuropean Network, 2018. | Link

D. Helmer, B. E. Rapp: "Healthcare Material Platforms", HEALTH 2, Paneuropean Network, 2017. The NeptunLab is features on the cover page of the issue | Link | Cover

B. Waterkotte, A. Waldbaur, J. Kashef, B. E. Rapp, K. Schmitz: "Mit Proteinen Bilder malen –Strukturierungsmethoden für Proteine auf Oberflächen", GIT Labor-Fachzeitschrift - GIT Verlag, Wiley, 2012| Link