Dorian Liepmann

Professor of Mechanical Engineering and BioEngineering

280 Hearst Memorial Mining Building
University of California at Berkeley
Berkeley, CA 94720-1762
liepmann@berkeley.edu
(510) 355-8353

For more information see: Liepmann Lab
Current Classes Taught

Research Description:

BioMEMS, microfluid dynamics, experimental biofluid dynamics, hemodynamics associated with valvular heart disease and other cardiac and arterial flows.

 

Key Publications:

2015

• Paredes, J., Fink, K.D., Novak, R. and Liepmann, D. (2015) “Self-anchoring nickel microelectrodes for rapid fabrication of functional thermoplastic microfluidic prototypes.” Sensors and Actuators B: Chemical, 216:263-270.
• Aran, K., Paredes, J., Rafi, M., Yau, J., Acharya, A., Zibinsky, M., Liepmann, D., and Murthy, N. (2015) “Stimuli-Responsive Electrodes Detect Oxidative Stress and Liver Injury.” Advanced Materials, 27(8), 1432.
• Viswanathan, S., Narayanan, T.N., Aran, K., Fink, K.D., Paredes, J., Ajayan, P.M., Filipek, S., Miszta, P., Tekin, H.C., Inci, F., Demirci, U., Li, P., Bolotin, K.I., Liepmann, D. and Renugopalakrishanan, V. (2015) “Grephene-protein field effect biosensors: glucose sensing.” Materials Today, http://dx.doi.org/10.1016/j.mattod.2015.04.003

 

2014

• Aran, K., Paredes, J., Yau, J., Srinivasan, S., Murthy, N. and Liepmann, D.  (2014) “An Enzyme-Free Digital Biosensor for Detection of Reactive Oxygen Species.” The 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS), San Antonio, TX. October 26-30, 2014
• Paredes, J., Chooljian, M., Fink, K.D., and Liepmann, D. “Rapid fabrication method for plastic microfluidic devices with embedded 2D and 3D microelectrodes and its application to electroporation and cell lysis on chip.” The 18th International Conference on Miniaturized Systems for Chemistry and Life Sciences (MicroTAS), San Antonio, TX. October 26-30, 2014
• Aran, K., Paredes, J., Acharya, A., Yau, J., Liepmann, D. and N. Murthy. “A Novel ROS Responsive Polymer Based Lab-on-a-Chip Sensor for Detection of Circulating Lipid Hydroperoxides” BMES, San Antonio, TX, October 22-25, 2014.
• Paredes, J., Fink, K.D., Chooljian, M., and D. Liepmann. “Integrating 2D and 3D Microelectrodes in Plastic Microfluidic Devices Allowing Spatial and Temporal  Control of Electric Fields for Detection or Stimulation.” BMES, San Antonio, TX, October 22-25, 2014.
• Aran, K., Paredes, J., Lee, K., Acharya, A., Liepmann, D. and N. Murthy. “A Battery-less Pressure Driven Smart Pill for Oral to Systemic Protein Delivery.” BMES, San Antonio, TX, October 22-25, 2014.
• Fink, K., Paredes, J. and Liepmann, D. (2013) The Role of Erythrocyte Size and Shape in Microchannel Fluid Dynamics. American Physical Society Division of Fluid Dynamics Annual Meeting, Pittsburgh, PA.
• Kim, T. N., Goodwill, P. W., Chen, Y., Conolly, S. M., Schaffer, C. B., Liepmann, D., & Wang, R. A. (2012). Line-scanning particle image velocimetry: an optical approach for quantifying a wide range of blood flow speeds in live animals. PloS one, 7(6), e38590.
• Gharib, M., Azizgolshani, H., Gharib, M., & Liepmann, D. (2011). Combined Electro-chemical Stimulation to Reduce the Required Current for Muscle Contraction. FASEB Journal, 25, 1051-39.
• Gulati, S., Dutcher, C. S., Liepmann, D., & Muller, S. J. (2010). Elastic secondary flows in sharp 90 degree micro-bends: A comparison of PEO and DNA solutions. Journal of Rheology (1978-present), 54(2), 375-392.
• Thakar, R.G., Cheng, Q., Patel, S., Chu, J., Nasir, M., Liepmann, D., Komvopoulos, K. and Li, S. (2009) Cell-Shape Regulation of Smooth Muscle Cell Proliferation. Biophysical Journal 96(8):3423-3432.
• Häfeli, U. O., Mokhtari, A., Liepmann, D., & Stoeber, B. (2009). In vivo evaluation of a microneedle-based miniature syringe for intradermal drug delivery. Biomedical microdevices, 11(5), 943-950.
• Gulati, S., Muller, S. J., & Liepmann, D. (2008). Direct measurements of viscoelastic flows of DNA in a 2: 1 abrupt planar micro-contraction. Journal of Non-Newtonian Fluid Mechanics, 155(1), 51-66.
• Liepmann, D., Pisano, A., Stoeber, B., & Zimmermann, S. (2008). U.S. Patent No. 7,415,299. Washington, DC: U.S. Patent and Trademark Office
• Gulati, S., Liepmann, D., & Muller, S. J. (2008). Elastic secondary flows of semidilute DNA solutions in abrupt 90° microbends. Physical Review E, 78(3), 036314.

 

To view a list of Professor Liepmann’s publications from previous years, please visit the Liepmann Lab website.