Prof. Michael J. Vellekoop Profile

Prof. Michael J. Vellekoop

at Univ Bremen

SPIE Involvement:

Author

Publications (29)

Proceedings Article | 30 May 2017 Presentation + Paper

Easy-to-use microfluidic chip for long-term 3D-cell cultures

Frank Bunge, Sander van den Driesche, Michael Vellekoop

Proceedings Volume 10247, 1024706 (2017) https://doi.org/10.1117/12.2265734

KEYWORDS: Platinum, Lab on a chip, Semiconducting wafers, Liquids, Wafer bonding, Capillaries, Microfluidics, Gases, Diffusion, Tissues, Gas handling, Silicon, Surface properties, Cell biology

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Proceedings Article | 30 May 2017 Paper

Travelling-wave dielectrophoresis allowing flexible microchannel design for suspended cell handling

Sander van den Driesche, Frank Bunge, Sebastian Tepner, Marcus Kotitschke, Michael Vellekoop

Proceedings Volume 10247, 102470H (2017) https://doi.org/10.1117/12.2270724

KEYWORDS: Electrodes, Dielectrophoresis, Microfluidics, Semiconducting wafers, Yeast, Bacteria, Microfabrication, Particles, Etching, Spherical lenses, Borosilicate glass, Silicon

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Proceedings Article | 1 June 2015 Paper

Fabrication of parylene channels embedded in silicon using a single parylene deposition step

Elena Tolstosheeva, João Pimentel, Andreas Schander, Ludger Kempen, Michael Vellekoop, Walter Lang

Proceedings Volume 9518, 951811 (2015) https://doi.org/10.1117/12.2179780

KEYWORDS: Silicon, Semiconducting wafers, Microfluidics, Microsystems, Glasses, Photoresist materials, Scanning electron microscopy, Etching, Polymers, Coating

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Proceedings Article | 1 June 2015 Paper

Creation of hydrophilic microfluidic devices for biomedical application through stereolithography

Lukas Brandhoff, Sander van den Driesche, Frieder Lucklum, Michael Vellekoop

Proceedings Volume 9518, 95180D (2015) https://doi.org/10.1117/12.2179562

KEYWORDS: Microfluidics, Proteins, Stereolithography, Manufacturing, Polymers, Rapid manufacturing, Luminescence, Prototyping, Biomedical optics, Ultraviolet radiation

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Proceedings Article | 1 June 2015 Paper

Impedance spectroscopy for detection of mold in archives with an integrated reference measurement

P. Papireddy Vinayaka, S. Van Den Driesche, S. Janssen, M. Frodl, R. Blank, F. Cipriani, W. Lang, M.J. Vellekoop

Proceedings Volume 9518, 95180T (2015) https://doi.org/10.1117/12.2178510

KEYWORDS: Sensors, Electrodes, Contamination, Dielectric spectroscopy, Glasses, Optical inspection, Spectroscopy, Semiconducting wafers, Humidity, Microorganisms

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Proceedings Article | 1 June 2015 Paper

Merging of droplets in micro-channel independent of the droplet size and inter-droplet separation

Mahmuda Akhtar, M. Towshif Rabbani, Michael Vellekoop

Proceedings Volume 9518, 95180Y (2015) https://doi.org/10.1117/12.2178508

KEYWORDS: Liquids, Microfluidics, Diffusion, Bacteria, Biological research, Chemical analysis, Glasses, Control systems, Minerals, Visualization

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Proceedings Article | 1 June 2015 Paper

A biopsymeter to support the diagnostic procedure of skin samples

Valeria Fioravanti, Shailendra Chandrashekar, Lukas Brandhoff, Daniela Pucciarelli, Sander van den Driesche, Heimo Breiteneder, Christine Hafner, Michael Vellekoop

Proceedings Volume 9518, 95180A (2015) https://doi.org/10.1117/12.2178500

KEYWORDS: Melanoma, Skin, Infrared radiation, Biopsy, Tissues, Absorption, Tumors, Cancer, Diagnostics, Absorbance

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Proceedings Article | 17 May 2013 Paper

Hydrogel plug for independent sample and buffer handling in continuous microchip capillary electrophoresis

Dietmar Puchberger-Enengl, Mireille Bipoun, Martin Smolka, Christian Krutzler, Franz Keplinger, Michael Vellekoop

Proceedings Volume 8763, 87631B (2013) https://doi.org/10.1117/12.2018088

KEYWORDS: Capillaries, Ions, Microfluidics, Microorganisms, Electrodes, Statistical analysis, Glasses, Liquids, Ultraviolet radiation, Environmental monitoring

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Proceedings Article | 17 May 2013 Paper

A new injection method for soil nutrient analysis in capillary electrophoresis

M. Smolka, D. Puchberger-Enengl, M. Bipoun, G. Fercher, A. Klasa, C. Krutzler, F. Keplinger, M. Vellekoop

Proceedings Volume 8763, 87631C (2013) https://doi.org/10.1117/12.2018098

KEYWORDS: Ions, Soil science, Liquids, Capillaries, Microfluidics, Electrodes, Diffusion, Sensors, Polymethylmethacrylate, Statistical analysis

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Proceedings Article | 27 May 2011 Paper

Multiresolution analysis of angle-resolved light scattering measurements on ground surfaces

J. Böhm, A. Vernes, G. Vorlaufer, M. Vellekoop

Proceedings Volume 8082, 808238 (2011) https://doi.org/10.1117/12.889488

KEYWORDS: Light scattering, Fourier transforms, Wavelets, Optical testing, Scatter measurement, Sensors, Optical inspection, Bandpass filters, Surface finishing, Data processing

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Proceedings Article | 23 May 2011 Paper

Ab initio intensity distribution of diffusely scattered light from rough metallic surfaces

J. Böhm, A. Vernes, M. Vellekoop

Proceedings Volume 8083, 80830U (2011) https://doi.org/10.1117/12.889489

KEYWORDS: Light scattering, Refraction, Maxwell's equations, Geometrical optics, Magnetism, Confocal microscopy, Quantum optics, Visible radiation, Radio propagation, Microscopes

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Proceedings Article | 5 May 2011 Paper

Evaluation of sensor arrays for engine oils using artificial oil alteration

Sedat Sen, Christoph Schneidhofer, Nicole Dörr, Michael Vellekoop

Proceedings Volume 8066, 80662C (2011) https://doi.org/10.1117/12.886761

KEYWORDS: Sensors, Corrosion, Temperature metrology, Statistical analysis, Electrodes, Resonators, Kinematics, Acoustics, Quartz, Oxidation

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Proceedings Article | 5 May 2011 Paper

Mid-infrared CH2-stretch ratio sensor for suspended mammalian cells

Sander van den Driesche, Christoph Haiden, Wojciech Witarski, Michael Vellekoop

Proceedings Volume 8066, 80660E (2011) https://doi.org/10.1117/12.886446

KEYWORDS: Semiconducting wafers, Absorbance, Sensors, Transmittance, Infrared radiation, Kidney, Copper, Wafer bonding, Photodiodes, Mid-IR

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Proceedings Article | 5 May 2011 Paper

In incubator live cell imaging platform

Nicola Moscelli, Wojciech Witarski, Sander van den Driesche, Michael Vellekoop

Proceedings Volume 8066, 80661M (2011) https://doi.org/10.1117/12.886908

KEYWORDS: Sensors, Image sensors, Live cell imaging, Light emitting diodes, Charge-coupled devices, CCD image sensors, Carbon dioxide, Statistical analysis, Actuators, Imaging systems

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Proceedings Article | 3 May 2011 Paper

Hybridisation mix synthesis in a spiral lab-on-chip device for fast-track microarray genotyping of human pathogens

Johannes Peham, Lisa-Maria Recnik, Walter Grienauer, Michael Vellekoop, Christa Nöhammer, Herbert Wiesinger-Mayr

Proceedings Volume 8068, 806803 (2011) https://doi.org/10.1117/12.886620

KEYWORDS: Polymers, Pathogens, Microfluidics, Statistical analysis, Chemistry, Image analysis, Annealing, Diagnostics, Image classification, In vitro testing

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Proceedings Article | 14 May 2010 Paper

Scatterometric analysis of chatter marks occurring in industrial grinding processes

J. Böhm, A. Vernes, M. Jech, M. Vellekoop

Proceedings Volume 7718, 77181E (2010) https://doi.org/10.1117/12.854419

KEYWORDS: Light scattering, Confocal microscopy, Microscopes, Metals, Radium, Scattering, Optical testing, Scatter measurement, Bandpass filters, Sensors

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Proceedings Article | 19 May 2009 Paper

3.0-3.7μm infrared sensor system for cell analysis

Sander van den Driesche, Wojciech Witarski, Michael Vellekoop

Proceedings Volume 7362, 73620Y (2009) https://doi.org/10.1117/12.822058

KEYWORDS: Absorbance, Infrared spectroscopy, Sensors, Infrared sensors, Spectroscopy, Photodiodes, Yeast, Light emitting diodes, Kidney, Infrared radiation

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Proceedings Article | 21 June 2002 Paper

CMOS-compatible wells for integrated high-speed screening arrays

Bonnie Gray, R. Moerman, L. Richard van den Doel, Heidi Dietrich, Ventzeslav Iordanov, Nga Pham, Pasqualina Sarro, Andre Bossche, Michael Vellekoop

Proceedings Volume 4626, (2002) https://doi.org/10.1117/12.472071

KEYWORDS: Photoresist materials, Photodiodes, Luminescence, Silicon, Polymers, Liquids, Glasses, Photography, Capillaries, Microscopes

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Proceedings Article | 21 May 2001 Paper

Measuring liquid volumes in subnanoliter wells

Ian Young, Kari Hjelt, L. Richard van den Doel, Michael Vellekoop, Lucas van Vliet

Proceedings Volume 4265, (2001) https://doi.org/10.1117/12.427959

KEYWORDS: Liquids, Electrodes, Silicon, Microelectronics, Calibration, Fringe analysis, Microfluidics, Signal to noise ratio, Digital filtering, Aluminum

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Proceedings Article | 3 June 1999 Paper

Fluorescence detection in (sub-)nanoliter microarrays

L. Richard van den Doel, Michael Vellekoop, Pasqualina Sarro, S. Picioreanu, R. Moerman, J. Frank, G.W. van Dedem, Kari Hjelt, Lucas van Vliet, Ian Young

Proceedings Volume 3606, (1999) https://doi.org/10.1117/12.350059

KEYWORDS: Liquids, Silicon, Objectives, Microscopes, Sensors, CCD cameras, Tin, Capillaries, Quantum efficiency, Luminescence

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Proceedings Article | 3 June 1999 Paper

Microinjection of sigma-D-glucose standards and Amplex Red reagent on micro-arrays

R. Moerman, L. Richard van den Doel, S. Picioreanu, J. Frank, Johannes Marijnissen, G.W. van Dedem, Kari Hjelt, Michael Vellekoop, Pasqualina Sarro, Ian Young

Proceedings Volume 3606, (1999) https://doi.org/10.1117/12.350052

KEYWORDS: Capillaries, Liquids, Silicon, Luminescence, Rhodamine B, Glucose, Aluminum, Analytical research, CCD cameras, Intelligence systems

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