Journal publications

  • Bakhru, S., Delubac, D., Link, T., Zappe, S., Mao, H.-Q. "Cell-Interactive Polymeric Microcapsules for Neural Stem Cell Expansion", (2008), submitted
  • P.T. Beyersdorf, S. Zappe, M. M. Fejer, and M. Burkhardt, “Cavity with a deformable mirror for tailoring the shape of the eigenmode”, J. Applied Optics, Vol. 45, Issue 26 (2006) 6723-8
  • S. Reid, G. Cagnoli, D.R.M. Crooks, J. Hough, P. Murray, S. Rowan, M.M. Fejer, R. Route, S. Zappe, “Mechanical Dissipation in Silicon Flexures”, Physics Letters A, vol. 351 (2006) 205-211
  • S. Zappe, M. Fish, M.P. Scott, O. Solgaard, “Automated MEMS-based Drosophila Embryo Injection System for High-throughput RNAi Screens”, Lab Chip, vol. 6 (2006) 1012–8.
  • X.J. Zhang, S. Zappe, R.W. Bernstein, O. Sahin, C.-C. Chen, M. Fish, M. Scott, O. Solgaard, “Micro-optical Characterization and Modeling of Positioning Forces on Drosophila Embryos Self-Assembled in Two-Dimensional Arrays“, Journal of Microelectromechanical Systems, Vol. 14, Iss. 5, Oct. (2005) 1187 - 97
  • L.A. Roberts, A.M. Crawford, S. Zappe, M. Jain, R.L. White, “Patterned Magnetic Bar Array for High Throughput DNA Sequencing“, IEEE Trans. on Magnetics, July 2004; vol.40, no.4, pt.2, (2004) 3006-8
  • M. Eickhoff, H. Moeller, J. Stoemenos, S. Zappe, G. Kroetz, M. Stutzmann, “The Influence of Crystal Quality on the Electronic Properties of n-type 3C-SiC Grown by Low Temperature LPCVD“, J. Appl. Phys. 95, 7908 (2004) 7908-17
  • H. Wada, D. Lee, S. Zappe, U. Krishnamoorthy, O. Solgaard, “Snap Down Voltage of a Fast-Scanning Micromirror with Vertical Electrostatic Combdrives“, Jap. J. of Applied Physics Part 2, Vol. 43, No. 2B, (2004), L284-L286
  • H. Wada, D. Lee, S. Zappe, U. Krishnamoorthy, O. Solgaard, “Lithography Process for Trench Pattern above Large Cavity to Fabricate Fast Scanning Micromirror“, IEICE Transcription on Electronics, Vol.E87-C, No.8 (2004) 1395-1398
  • H. Wada, D. Lee, S. Zappe, O. Solgaard, “Analysis of Resonant Frequency of Fast Scanning Micromirror with Vertical Combdrives“, IEICE Transcription on Electronics, Vol.E87-C, No.11, Nov. (2004)
  • C.-C. Chen, S. Zappe, O. Sahin, X.J. Zhang, E.E.M. Furlong, M. Fish, M. Scott, O. Solgaard, “Design and operation of a microfluidic sorter for Drosophila embryos”, J. Sensors and Actuators B, Vol.102, Iss. 1, 1 Sep. (2004) pp.59-66
  • H. Wada, D. Lee, S. Zappe, U. Krishnamoorthy, Olav Solgaard, “Bonding of Two Silicon Layers above a Gap to Fabricate a Fast Scanning Micromirror“, Jap. Journal of Applied Physics Part 2, Vol. 43, No. 1A/B, (2004), pp.L50-L52
  • R.W. Bernstein, X.J. Zhang, S. Zappe, M. Fish, M. Scott, O. Solgaard, “Characterization of fluidic microassembly for immobilization and positioning of Drosophila embryos in 2-D arrays”, J. Sensors and Actuators, Vol. 114, Iss. 2-3, 1 Sept. (2004), pp. 191-196
  • X.J. Zhang, S. Zappe, R.W. Bernstein, O. Sahin, C.-C. Chen, M. Fish, M. Scott, O. Solgaard, “Micromachined silicon force sensor based on diffractive optical encoders for characterization of microinjection”, J. Sensors and Actuators A, Vol. 114, Issues 2-3, 1 Sept., (2004) pp. 197-203
  • Sahin, G. Yaralioglu, R. Grow, S. Zappe, A. Atalar, C.F. Quate, O. Solgaard, “High-resolution imaging of elastic properties using harmonic cantilevers”, J. Sensors and Actuators A, Vol. 114, Iss. 2-3, 1 Sept., (2004) pp.183-190
  • H. Wada, D. Lee, S. Zappe, O. Solgaard, “The Torque of High Speed Scanning Micromirrors with Vertical Combdrives“, Jap. Journal of Applied Physics Part 2, Vol. 42 (2003) pp.L1449-L1451
  • H. Wada, D. Lee, U. Krishnamoorthy, S. Zappe, O. Solgaard, “Process for High Speed Micro Electro Mechanical Systems (MEMS) Scanning Mirrors with Vertical Comb Drives”, Jpn. J. Appl. Phys, Vol. 41, part 2, No. 8A, (2002) pp. L899-L901
  • M. Eickhoff, S. Zappe, A. Nielsen, G. Kroetz, E. Obermeier, N. Vouroutzis, J. Stoemenos, “Selective deposition of 3C-SiC epitaxially grown on SOI substrates.“, Materials Science Forum; vol.353-356, (2001) p.175-8
  • S. Zappe, J. Franklin, E. Obermeier, M. Eickhoff, H. Moller, G. Kroetz, C. Rougeot, O. Lefort, J. Stoemenos, “High temperature 10 bar pressure sensor based on 3C-SiC/SOI for turbine control applications”, Materials Science Forum; 2001; vol.353-356, p.753-6
  • S. Zappe, H. Moller, G. Krotz, M. Eickhoff, W. Skorupa, E. Obermeier, J. Stoemenos, “Structural characteristics of 3C-SiC films epitaxially grown on the Si/Si3N4/SiO2 system“, Materials Science Forum; vol.338-342, pt.1, (2000) p.529-32
  • S. Zappe, E. Obermeier, J. Stoemenos, H. Möller, G. Krötz, H. Wirth, W. Skorupa, “Stabilization of the 3C-SiC/SOI System by an Intermediate Silicon Nitride Layer“, Mat. Science and Eng. B61-62, (1999) 522-525
  • G. Krötz, H. Möller, M. Eickhoff, S. Zappe, R. Ziermann, E. Obermeier, J. Stoemenos, “Hetroepitaxial Growth of 3C-SiC on SOI for Sensor Applications“, Mat. Science and Eng. B61-62, (1999) 516-521
  • S. Zappe, M. Leone, F. Yang, E. Obermeier, “Characterisation of Silicon Carbide JFETs with Respect to Microsystems for High Temperature Applications“, J. Microsystem Technologies 3(3), May (1997), 134-8
  • S. Zappe, M. Baltzer, Th. Kraus, E. Obermeier, “Electrostatically Driven Linear Micro-Actuators: FE-Analysis and Fabrication“, J. Micromech. Microeng. 7 (1997) 204-209

Books and book chapters

  • S. Zappe, “Design, Performance and Applications of SiC MEMS”, in “SiC MEMS for Harsh Environments”, R. Cheung (Editor), Imperial College Press, London, UK, 2006
  • S. Zappe, “Development and Characterization of the 3C-SiC/SOI Material System for High Temperature Piezoresistive Pressure Microsensors”, Dissertation, ISBN 3-18-335809-3, Fortschritt-Berichte VDI, VDI Verlag, Duesseldorf, Germany, 2002

Conference presentations

  • E. Altiok, S. Bakhru, D. Delubac, K. Hitchens, C. Ho, S. Zappe, “Chitosan-Labeled Iron Oxide Nanoparticles for Tracking of Neural Stem Cells using Fluorescence and MRI In Vitro”, Stem Cells Europe conference, September 1-3, 2008, Amsterdam, Netherlands
  • S. Bakhru, D. Delubac, K. Rafik, C. Highley, J. Jarvik, S. Zappe, “Neuronal and Oligodendroglial Lineage Specification of Adult Neural Stem Cells On Demand“, 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • S. Bakhru, D. Delubac, C. Highley, R. Sekula, J. Jarvik, S. Zappe, “Polymeric Microcapsules for Neural Stem Cell Expansion and Delivery“, 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • U. Kuppuswamy, S. Bakhru, D. Delubac and S. Zappe, “Perfusion Microbioreactor for Adult Neural Stem Cell Expansion”, 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • D. Delubac, S. Zappe, “Microfluidics-based injection system for the generation of Drosophila melanogaster mutant lines”, 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • R. A. Kellogg, D. Delubac, A. Chebira, J. S. Minden, J. Kovacevic, and S. Zappe, “3D Image Analysis for High-throughput Drosophila Functional Genomics Screens”, 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • C. Highley, S. Bakhru, and S. Zappe, "Hyaluronic acid derivatives for complex coacervation and cellular encapsulation", 2008 BMES Annual Fall Meeting, October 2-4, 2008, St. Louis, MO
  • D. Delubac, R. Kellogg, A. Chebira, A. Goyal, J. Minden, J. Kovacevic, and S. Zappe, “High-Throughput Technologies for Drosophila Embryo Functional Genomics Screens”, International Conference on Mechanics in Biology and Medicine, Pittsburgh, PA, USA, 23rd-25th July 2008
  • S. Bakhru, D. Delubac, C. Highley, E. Altiok, K. Hitchens, C. Ho, J. Jarvik, H.Q. Mao, R. Sekula, and S. Zappe, “Technologies for Harvest, In Vitro Expansion, In Vivo Delivery and Tracking of Human Neural Stem Cells”, Int. Conf. on Mechanics in Biology and Medicine, Pittsburgh, PA, USA, 23rd-25th July 2008
  • C. Highley, S. Bakhru, S. Zappe, ”Resorbable Collagen-Hyaluronic Acid Hydrogels for Regenerative Medicine”, 8th World Biomaterials Congress, May 28 - June 1, 2008, Amsterdam, Netherlands
  • S.H. Bakhru, E. Altiok, S. Zappe, “ Fluorescent Chitosan-Iron Oxide Nanoparticles for Multimodal Cell Tracking“, 8th World Biomaterials Congress, May 28 - June 1, 2008, Amsterdam, Netherlands
  • C. Highley, S. Bakhru, S. Zappe, “Polymeric Microcapsule Building Blocks for 3D Tissue Engineering Constructs”, 8th World Biomaterials Congress, May 28 - June 1, 2008, Amsterdam, Netherlands
  • S.H. Bakhru, C. Highley, J. Jarvik, H.-Q. Mao, S. Zappe, “Inducible Release of Neural Stem Cells from Polymeric Microcapsules In Vivo”, 8th World Biomaterials Congress, May 28 - June 1, 2008, Amsterdam, Netherlands
  • S.H. Bakhru, E. Altiok, S. Zappe, “Nanoparticles for Multimodal Tracking of Implanted Neural Stem Cells In Vivo“, SBE's First International Conference on Stem Cell Engineering, January 20-23, 2008, Coronado Island, California
  • S. H. Bakhru, D. Delubac, C. Highley, S. Ganguly, E. Altiok, U. Kuppuswamy, R. Sekula, H.-Q. Mao, J. Jarvik, S. Zappe, “Inducible Enzyme Replacement in the MPSII Brain Via Microcapsule-Based Delivery of Genetically Engineered Neural Stem Cells“, SBE's First International Conference on Stem Cell Engineering, January 20-23, 2008, Coronado Island, California
  • A. Kareem, C. Highley, D. Delubac, S. Bakhru, S. Zappe, “Device for Automated Encapsulation of Stem Cells for Therapeutic Applications”, ABRCMS Conference, Austin, Texas, November 7-10, 2007
  • S.H. Bakhru, S. Ganguly, C. Highley, J. Jarvik, H.-Q. Mao, and S. Zappe, “Tetracycline-Inducible, Neural Stem Cell-Based Enzyme Replacement Therapy for Hunter Syndrome”, BMES 2007 conference, Los Angeles, California, 26-29 Sept 2007
  • R.A. Kellogg, A. Chebira, A. Goyal, P.A. Cuadra, S. Zappe, J.S. Minden, and J. Kovacevic, “Towards An Image Analysis Toolbox For High-throughput Drosophila Embryo RNAi Screens”, IEEE International Symposium on Biomedical Imaging (ISBI ’07), Metro Washington D.C., 2007
  • R.W. Bernstein, X.J. Zhang, S. Zappe, C.C. Chen, M. Fish, M.P. Scott and O. Solgaard, “BioMEMS for Microinjection of Drosophila Embryos” (invited paper), MEMS/MOEMS Technologies and Applications, The SPIE Photonics Asia, 5641-22, November 8-12, Beijing, China, 2004
  • R.W. Bernstein, X.J. Zhang, S. Zappe, M. Fish, M.P. Scott and O. Solgaard, “Technologies for High Throughput Microinjection of Fruit-Fly Embryos”, The 6th Annual International Conference BioMEMS-Applications for Diagnostics, Therapeutics and Research, March 30-31, Boston, MA, 2004
  • C.-C. Chen, J.-S. Wang, S. Zappe, X.J. Zhang, O. Solgaard, “Design and Operation of a Micromachined Bubble-jet Sorter”, Conf. Proc. Transducers ’05, June 5-9, Seoul, Korea, 441-444, 2005
  • S. Reid, G. Cagnoli, D.R.M. Crooks, J. Hough, P. Murray, S. Rowan, M.M. Fejer, R. Route, S. Zappe, “Mechanical Dissipation in Silicon Flexures”, The 22nd Texas Symposium on Relativistic Astrophysics, Stanford University, California, 13-17 December 2004
  • S. Zappe, M. Fish, M.P. Scott, O. Solgaard, “Automated MEMS based Fruit Fly Embryo Injection System for Genome-Wide High-Throughput RNAi Screens”, Proc. MicroTAS Conference, 8th International Conf. on Miniaturized Chemical and Biochemical Analysis System (mTAS), Malmoe, Sweden, Sep. 26-30, 2004
  • XJ Zhang, S. Zappe, C-C. Chen, M.P. Scott, O. Solgaard, “Micromachined Silicon Diffractive Optical Force Encoders: Principles and Applications in Biology“, Proc. MicroTAS Conference, 8th International Conf. on Miniaturized Chemical and Biochemical Analysis System (mTAS), Malmoe, Sweden, Sep. 26-30, 2004
  • X.J. Zhang, S. Zappe, M.P. Scott, C.F. Quate and O. Solgaard, “Ultrasonic Microinjection Characterized by Integrated Micro-optical Force Encoder“, Hilton Head Conference, June 6-10, 2004, Hilton Head Island, South Carolina, USA, 2004
  • L.A. Roberts, A.M. Crawford, S. Zappe, M. Jain, R.L. White, “Novel High Density Patterned Magnetic Bar Array for Genotyping“, Proc. MMM 2004, 9th Joint MMM-Intermag Conf. Anaheim, CA, Jan. 5-9, 2004
  • X.J. Zhang, S. Zappe, R.W. Bernstein, C.-C. Chen, O. Sahin, M. Scott and O. Solgaard, “High-Precision Characterization of Embryo Positioning Force Using MEMS Optical Encoder”, 7th International Conf. on Miniaturized Chemical and Biochemical Analysis System (mTAS), Lake Tahoe, CA, Oct. 5-9, 2003, 805-7
  • C.-C. Chen, S. Zappe, O. Sahin, X.J. Zhang, E.E.M. Furlong, M. Fish, M. Scott, O. Solgaard, “Microfluidic Switch for Embryo and Cell Sorting”, Proc. Transducers ’03, Boston, USA, June 8-12, 2003
  • R.W. Bernstein, X.J. Zhang, S. Zappe, M. Fish, M. Scott, O. Solgaard, “Characterization of Drosophila Embryos Immobilized by Fluidic Microassembly”, Proc. Transducers ’03, Boston, USA, June 8-12, 2003
  • X.J. Zhang, S. Zappe, R.W. Bernstein, O. Sahin, C.-C. Chen, M. Fish, M. Scott, O. Solgaard, “Integrated Optical Diffractive Micrograting-Based Injection Force Sensor”, Proc. Transducers ’03, Boston, USA, June 8-12, 2003
  • Sahin, G. Yaralioglu, R. Grow, S. Zappe, A. Atalar, C.F. Quate, O. Solgaard, “Harmonic Cantilevers for Nanomechanical Sensing of Elastic Properties”, Proc. Transducers ’03, Boston, USA, June 8-12, 2003
  • S. Zappe, XJ. Zhang, IW. Jung, RW. Bernstein, EEM. Furlong, M. Fish, M. Scott, O. Solgaard, “Micromachined Hollow Needle with Integrated Pressure Sensor for Precise, Calibrated Injection into Cells and Embryos”, Proc. Micro Total Analysis Systems 2002, Vol. 2, pp. 682-684, 2002
  • R.W. Bernstein, X.J. Zhang, S. Zappe, M. Fish, M. Scott, O. Solgaard, “Positioning and Immobilization of Drosophila Embryos in 2D-Arrays for Drug Injection”, Proc. Micro Total Analysis Systems 2002, Vol. 2, pp. 793-795, 2002
  • H. Wada, D. Lee, K. Yu, U. Krishnamoorthy, S. Zappe, O. Solgaard, “High Speed MEMS Scanning Mirror with Vertical Comb Drive”, Proc. 3rd International Conference on Optics-Photonics Design & Fabrication, ODF 2002, Tokyo, October 30- November 1, 2002
  • Eickhoff, M; Zappe, S; Nielsen, A; Krotz, G; Obermeier, E; Vouroutzis, N; Stoemenos, J , “Selective deposition of 3C-SiC epitaxially grown on SOI substrates“, 3rd European Conference on Silicon Carbide and Related Materials; Sep 3-Sep 7 2000; Kloster Banz
  • Zappe, S; Franklin, J; Obermeier, E; Eickhoff, M; Moller, H; Krotz, G; Rougeot, C; Lefort, O; Stoemenos, J, “High temperature 10 bar pressure sensor based on 3C-SiC/SOI for turbine control applications”, 3rd European Conference on Silicon Carbide and Related Materials; Sep 3-7 2000; Kloster Banz, Germany
  • S. Zappe; Eickhoff, M.; Stoemenos, J., “Pressure sensors based on 3C-SiC on Si-on-insulator for high temperature application.”, Conference: Microelectronics, Microsystems and Nanotechnology, 20-22 Nov. 2000, Athens, Greece
  • S. Zappe, E. Obermeier, J.Stoemenos, M.Eickhoff, H. Möller, G. Krötz, W. Skorupa, D.Panknin, “Altering the TCR of 3C-SiC-on-SOI films by Amorphization by Ion Implantation of Silicon”, Proc. HITEC 2000 conference, Albuquerque, NM, USA, 2000
  • S. Zappe, E. Obermeier, M. Eickhoff, H. Möller, G. Krötz, E. Bonnotte, Y. Barriol, J.L. Decorps, C. Rougeot, O. Lefort, J.Stoemenos, “Piezoresistive High Pressure Sensor Based on 3C-SiC-on-SOI for Oil Well Logging Applications”, Proc. HITEC 2000 conference, Albuquerque, NM, USA, 2000
  • H. Möller, S. Zappe, V. Papaioannou, G. Krötz, W. Skorupa, E. Obermeier, J. Stoemenos, “Improvement of the Stability in the SiC/SOI System by Nitrogen Implantation“, ECS Meeting (9th International Symposium on Silicon on Insulator Technology and Devices), Seattle, 2-7 May, vol. MA 99-1, p. 398, 1999
  • S. Zappe, H. Möller, G. Krötz, M. Eickhoff, W. Skorupa, E. Obermeier, J. Stoemenos, “Structural Characteristics of 3C-SiC Films Epitaxially Grown on the Si/Si3N4/SiO2 System“, Proc. ICSCRM 99, May 15, 1999
  • S. Zappe, E. Obermeier, H. Möller, G. Krötz, E. Bonnotte, Y. Barriol, J.L. Decorps, C. Rougeot, O. Lefort, G. Menozzi, “Piezoresistive Pressure Sensor based on 3C-SiC-On-SOI for High Temperature and High Pressure Applications“ Transducers '99 - 10th Int. Conf. on Solid-State Sensors & Actuators, Sendai, Japan, June 7-10 Digest of Technical Papers, pp. 346 – 349, 1999
  • J. J. Peterson, C. E. Hunt, S. Zappe, E. Obermeier, R. Westhoff, McDonald Robinson, “Mobility Characterization of P-type and N-type Strained Si1-x-yGexCy/Si Epilayer Hall Devices“ in: “III-V and IV-IV Mat. and Proc. Challenges for Highly Integrated Microelectronics and Optoelectronics”, Editors: S.A. Ringel, et. al, MRS Vol. 535, ISBN: 1-55899-441-6, 1999
  • J. J. Peterson, C. E. Hunt, S. Zappe, E. Obermeier, McDonald Robinson, “HALL Characterization of Strained SiGeC/Si Epilayers“, Proc. of MRS 1998 fall meeting, paper no. PM I1.8, December 2, Cape Cod/Hyannis, 1998
  • S. Zappe, E. Obermeier, S. T. Sheppard, U. Schmid, V. Lauer, W. Wondrak, “Advanced SPICE-modelling of 6H-SiC-JFETs Including Substrate Effects“, HITEC' 98, Albuquerque, USA 14. - 18. Juni, pp. 261 – 264, 1998
  • S. Zappe, E. Obermeier, J. Stoemenos, H. Möller, G. Krötz, H. Wirth, W. Skorupa, ”Stabilization of the 3C-SiC/SOI System by an Intermediate Silicon Nitride Layer“, ECSCRM '98, Montpellier, France, 01. - 04. Sept., Conf. Proc. pp. 87-88, 1998
  • S. Zappe, R. Ziermann, E. Obermeier, “Hybrid Silicon Carbide (SiC) Amplifiers for High Temperature Applications“, Proc. Sensor 97, 13. - 15. Mai, Nuremberg, Germany, 1997
  • S. Zappe, M. Leone, F. Yang, E. Obermeier, “Characterisation of Silicon Carbide JFETs with Respect to Microsystems for High Temperature Applications“, Technical Digest Microsystem Technologies 96, 17.-19. Semptember, Potsdam, Germany, pp 67 - 72, 1996
  • S. Zappe, M. Baltzer, Th. Kraus, E. Obermeier, “Electrostatically Driven Linear Micro-Actuators: FE-Analysis and Fabrication“, Technical Digest MME '96, Micromech. Europe, 21.-22. October, Barcelona, Spain, 1996