S Gawad

Summary

Country: Switzerland

Publications

  1. ncbi request reprint Micromachined impedance spectroscopy flow cytometer for cell analysis and particle sizing
    S Gawad
    Swiss Federal Institute of Technology, EPFL DMT IMS, CH 1015, Lausanne, Switzerland
    Lab Chip 1:76-82. 2001
  2. ncbi request reprint Dielectric spectroscopy in a micromachined flow cytometer: theoretical and practical considerations
    Shady Gawad
    LMIS IMM STI, EPFL, 1015 Lausanne, Switzerland
    Lab Chip 4:241-51. 2004
  3. ncbi request reprint Cell immersion and cell dipping in microfluidic devices
    Urban Seger
    Swiss Federal Institute of Technology, EPFL, STI LMIS, CH 1015 Lausanne, Switzerland
    Lab Chip 4:148-51. 2004
  4. ncbi request reprint Impedance spectroscopy flow cytometry: on-chip label-free cell differentiation
    Karen Cheung
    Institute of Microelectronics and Microsystems, Ecole Polytechnique Federale de Lausanne, Lausanne, Switzerland
    Cytometry A 65:124-32. 2005
  5. ncbi request reprint Impedance spectroscopy using maximum length sequences: application to single cell analysis
    Shady Gawad
    Nanoscale Systems Integration Group, School of Electronics and Computer Science, University of Southampton, United Kingdom
    Rev Sci Instrum 78:054301. 2007
  6. ncbi request reprint High speed multi-frequency impedance analysis of single particles in a microfluidic cytometer using maximum length sequences
    Tao Sun
    Nanoscale Systems Integration Group, School of Electronics and Computer Science, University of Southampton, United Kingdom
    Lab Chip 7:1034-40. 2007

Collaborators

Detail Information

Publications6

  1. ncbi request reprint Micromachined impedance spectroscopy flow cytometer for cell analysis and particle sizing
    S Gawad
    Swiss Federal Institute of Technology, EPFL DMT IMS, CH 1015, Lausanne, Switzerland
    Lab Chip 1:76-82. 2001
    ..We then discuss the signal conditioning technique and finally impedance measurements of cells and particles of different sizes and types to demonstrate the differentiation of subpopulations in a mixed sample...
  2. ncbi request reprint Dielectric spectroscopy in a micromachined flow cytometer: theoretical and practical considerations
    Shady Gawad
    LMIS IMM STI, EPFL, 1015 Lausanne, Switzerland
    Lab Chip 4:241-51. 2004
    ..We finally discuss the amount of noise and measurement fluctuations of the sensor...
  3. ncbi request reprint Cell immersion and cell dipping in microfluidic devices
    Urban Seger
    Swiss Federal Institute of Technology, EPFL, STI LMIS, CH 1015 Lausanne, Switzerland
    Lab Chip 4:148-51. 2004
    ..The transition times for moving cells from one reagent to the other are below 0.5 s in the case of flow-through cell dipping...
  4. ncbi request reprint Impedance spectroscopy flow cytometry: on-chip label-free cell differentiation
    Karen Cheung
    Institute of Microelectronics and Microsystems, Ecole Polytechnique Federale de Lausanne, Lausanne, Switzerland
    Cytometry A 65:124-32. 2005
    ..The amplitude, opacity, and phase information can be used for discrimination between different cell populations without the use of cell markers...
  5. ncbi request reprint Impedance spectroscopy using maximum length sequences: application to single cell analysis
    Shady Gawad
    Nanoscale Systems Integration Group, School of Electronics and Computer Science, University of Southampton, United Kingdom
    Rev Sci Instrum 78:054301. 2007
    ..The technique is demonstrated using a time-invariant passive RC network. The impedance of single biological cell flowing in a microfluidic channel is also measured, showing that MLS is an ideal method for high speed impedance analysis...
  6. ncbi request reprint High speed multi-frequency impedance analysis of single particles in a microfluidic cytometer using maximum length sequences
    Tao Sun
    Nanoscale Systems Integration Group, School of Electronics and Computer Science, University of Southampton, United Kingdom
    Lab Chip 7:1034-40. 2007
    ..5625 Hz to 500 kHz. The spectral information for each bead is obtained in approximately 1 ms. Good agreement is shown between the MLS data and both circuit simulations and conventional AC single frequency measurements...