Publications and Patents

Selected Recent Publications

Lang, U., Muller, E., Naujoks, N. and Dual, J., 2009. Microscopical Investigations of PEDOT:PSS Thin Films. Advanced Functional Materials, 19(8): 1215-1220.

Lang, U., Naujoks, N. and Dual, J., 2009. Mechanical characterization of PEDOT:PSS thin films. Synthetic Metals, 159(5-6): 473-479.

Schubert, S., Gsell, D., Dual, J., Motavalli, M. and Niemz, P., 2009. Acoustic wood tomography on trees and the challenge of wood heterogeneity. Holzforschung, 63(1): 107-112.

Oberti, S., Neild, A., Quach, R. and Dual, J., 2009. The use of acoustic radiation forces to position particles within fluid droplets. Ultrasonics, 49(1): 47-52.

Birchmeier, M. et al., 2009. Active fiber composites for the generation of Lamb waves. Ultrasonics, 49(1): 73-82.

Oberti, S., Neild, A., Moller, D. and Dual, J., 2008. Towards the automation of micron-sized particle handling by use of acoustic manipulation assisted by microfluidics. Ultrasonics, 48(6-7): 529-536.

Trtik, P., Dual, J., Muench, B. and Holzer, L., 2008. Limitation in obtainable surface roughness of hardened cement paste: 'virtual' topographic experiment based on focussed ion beam nanotomography datasets. Journal of Microscopy-Oxford, 232(2): 200-206.

Quack, N. et al., 2008. Mid-infrared tunable resonant cavity enhanced detectors. Sensors, 8(9): 5466-5478.

Dinser, S., Dual, J. and Haeusler, K., 2008. Novel instrument for parallel superposition measurements. Xvth International Congress on Rheology - the Society of Rheology 80th Annual Meeting, Pts 1 and 2, 1027: 1186-1188.

Quack, N. et al., 2007. Electrostatically actuated micromirror for resonant cavity enhanced detectors. Proceedings of the IEEE Twentieth Annual International Conference on Micro Electro Mechanical Systems, Vols 1 and 2: 152-155.

Bryner, J. et al., 2007. Characterization of nanoimprinting polymer films using picosecond ultrasonics. 2007 IEEE Ultrasonics Symposium Proceedings, Vols 1-6: 1409-1412.

Cambruzzi, A. and Dual, J., 2007. Fatigue crack growth experiments of resonating micro-samples. Mechanical Behavior of Materials X, Pts 1and 2, 345-346: 817-820.

Dinser, S., Haeusler, K. and Dual, J., 2007. Novel Rheometer for superposed constant and oscillatory shear rate. Mechanical Behavior of Materials X, Pts 1 and 2, 345-346: 1605-1608.

Neild, A., Oberti, S., Radziwill, G. and Dual, J., 2007. Simultaneous positioning of cells into two-dimensional arrays using ultrasound. Biotechnology and Bioengineering, 97(5): 1335-1339.

Trtik, P. et al., 2007. 3D imaging of microstructure of spruce wood. Journal of Structural Biology, 159(1): 46-55.

Neild, A., Oberti, S. and Dual, J., 2007. Design, modeling and characterization of microfluidic devices for ultrasonic manipulation. Sensors and Actuators B-Chemical, 121(2): 452-461.

Beyeler, F. et al., 2007. Monolithically fabricated microgripper with integrated force sensor for manipulating microobjects and biological cells aligned in an ultrasonic field. Journal of Microelectromechanical Systems, 16(1): 7-15.

Oberti, S., Neild, A. and Dual, J., 2007. Manipulation of micrometer sized particles within a micromachined fluidic device to form two-dimensional patterns using ultrasound. Journal of the Acoustical Society of America, 121(2): 778-785.

Sigrist, C., Schweizer, J., Schindler, H.J. and Dual, J., 2006. The energy release rate of mode II fractures in layered snow samples. International Journal of Fracture, 139(3-4): 461-475.

May, F. and Dual, J., 2006. A method for liquid level detection under complicated boundary conditions. Journal of Vibration and Acoustics-Transactions of the Asme, 128(4): 535-539.

Stefanelli, R., Dual, J. and Cataldi-Spinola, E., 2006. Acoustic modelling of railway wheels and acoustic measurements to determine involved eigenmodes in the curve squealing phenomenon. Vehicle System Dynamics, 44: 286-295.

Neild, A., Oberti, S., Haake, A. and Dual, J., 2006. Finite element modeling of a microparticle manipulator. Ultrasonics, 44: E455-E460.

Bryner, J., Vollmann, J., Profunser, D.M., Bugnard, G. and Dual, J., 2006. Elastic wave propagation in anisotropic microstructures for the interpretation of laser acoustic measurements. 2006 IEEE Ultrasonics Symposium, Vols 1-5, Proceedings: 772-775.

Neild, A., Oberti, S., Beyeler, F., Dual, J. and Nelson, B.J., 2006. A micro-particle positioning technique combining an ultrasonic manipulator and a microgripper. Journal of Micromechanics and Microengineering, 16(8): 1562-1570.

Mark, M., Hausler, K., Dual, J. and Reinhart, W.H., 2006. Oscillating viscometer - Evaluation of a new bedside test. Biorheology, 43(2): 133-146.

May, F. and Dual, J., 2006. Focusing of pulses in axially symmetric elastic tubes with fluid filling and piezo actuator by a finite difference simulation and a method of time reversal. Wave Motion, 43(4): 311-322.

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Books and Book Chapters

1. J. Dual, “Traveling Waves in Rods and Cylindrical Shells” in Handbook of Elastic Properties of Solids Liquids and Gases, edited by Levy, Bass and Stern, Vol. I Dynamic Methods for Measuring the Elastic Properties of Solids, (2001), pp. 227-236, Academic Press

2. M. Sayir, J. Dual, S. Kaufmann, Ingenieurmechanik I: Grundlagen und Statik, Teubner 2004

3. M. Sayir, J. Dual, S. Kaufmann, Ingenieurmechanik II: Deformierbare Körper, Teubner 2004

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Granted Patents

1. J. Dual, M. Sayir, J. Goodbread, " Viscometer ", U.S. Patent Nr. 4 920 787, 1990, European Patent, Nr. 0 297 032, 1992

2. J. Goodbread, M. Sayir, K. Häusler, J. Dual, Method and Device for Measuring the Characteristics of an Oscillating System, European Patent Nr. 0749 570, 1998, US Patent Nr. 5837 885, 1998, Japanese Patent Nr. Hei 7-523205, 2004

3. A. Haake, J. Dual, Method for positioning small particles in a fluid, International Patent Application, European Patent Nr. EP1599865, 2008

4.  J. Dual, F. May, O. Elsenhans, Method and apparatus for dispensing a liquid with a pipetting needle, European Patent EP1614469, 2004

5. M. Brunner, O. Elsenhans, V. Siljegovic, R. Hutter, J. Dual, F. May, Level sensor apparatus for detecting contact of a pipetting needle with a liquid in a vessel, European Patent EP1596169, 2004

6. J. Dual, L. Bestmann, K. Häusler, Chemische Analyse mit Dynamischer Viskosimetrie, European Patent Nr. EP1680515, 2009

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Patent Applications

1. M. Hägeli, J. Dual, “Demodulator für hochauflösende dynamische Verschiebungsmessung mit einem Laserinterferometer”, Swiss Patent Application Nr. 03620/95, 1995

2. E. Mazza, J. Dual, Erhöhung der Sensitivität von Detektoren mechanischer Beanspruchung mit Hilfe der Spannungskonzentration an scharfen Kerben, Swiss Patent Application Nr. 1646/96, 1996

3. W.D. Walker, J. Dual, High Sensitivity Lockin-Amplifier, US Prov. Patent Application, 60/066,433, 1997

4. J. Dual, P. Maurer, M. R. Pfaffinger, P. Schweizer, "Process and Device for Detecting the Presence of Wheels on Rails", International Patent Application: PCT/CH97/00243, WO 97/49593, 1997

5. K. Häusler, J. Dual, M. Sayir, J. Goodbread, Rohrviskosimeter, Swiss Patent Application 1801/1, 2001

6. J. Vollmann, D.M. Profunser, J. Dual, „Device for filtering electrical high frequency signals”, International Patent Application, PCT/CH 02/00605, ETH Zürich, Switzerland, 2002

7. R. Nakash, J. Dual, S. Blunier, Gyroscope, European Patent Application Nr. 03 405552.5, 2003

8. U. Lang, J. Dual, Sensor made of organic materials for the measurement of mechanical variables and the subsequent evaluation thereof, European Patent Application WO2008106813

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22/11/09 | Jürg Dual | ZfM | ETH