IMG @ Napa Microsystems Workshop 2017

IMG will be well-represented at the upcoming Napa Microsystems Workshop in August 2017:

Thick-Film Magnetic Materials for Integrated Microwave Systems (Oral)
X. Wen, Y. Wang, S. Hwangbo, Y.-K. Yoon, and D.P. Arnold
University of Florida, USA

A Nonlinearly Coupled Aluminum Nitride Matrix for Phase-Synchronous Reference Generation (Oral)
M. Ghatge and R. Tabrizian
University of Florida, USA

Observation of Acoustoelectric Amplification at Aluminum Nitride-Germanium Interface (Poster)
M. Ghatge, K. Kallam, and R. Tabrizian
University of Florida, USA

The 2017 Napa Microsystems Workshop is the fourth workshop in the Transducer Research Foundation's Napa Institute Series. This west-coast workshop shares a common heritage with the TRF's highly-regarded Hilton Head Solid-State Sensors, Actuators, and Microsystems Workshop.

IMG @ Transducers 2017

IMG will be well-represented at the upcoming Transducers in June 2017:

M. Ghatge, G. Walters, T. Nishida, and R. Tabrizian
University of Florida, USA

B. Jo, M. Ghatge, and R. Tabrizian
University of Florida, USA

IMG @ Hilton Head 2016

IMG will be well-represented at the upcoming Hilton Head Workshop in June 2016: 

Development of a Hydraulically Smooth Wall Shear Stress Sensor Utilizing Through Silicon Vias (poster)
Casey Barnard, David Mills, Jessica Meloy, and Mark Sheplak

A Flush-Mount Sensor Package for a MEMS Piezoelectric Microphone with Through-Silicon-Vias for Aircraft Fuselage Arrays (poster)
Tiffany Reagan, James R. Underbrink, Jessica Meloy, and Mark Sheplak

Low-Power Electrically Controlled Thermoelastic Microfluidic Valve Array for Multiplexed Immunoassay (poster)
Chun-Wei Wang, Shancy Augustine, Toshi Nishida, and Z. Hugh Fan

Electrospun Polycaprolactone Nanofibers and Microbeads Loaded with Dexamethasone for Extended Ocular Drug Delivery (late news oral)
Sheng-Po Fang, Kuan-Hui Hsu, Chang-Lin Lin, Anuj Chauhan, and Yong-Kyu Yoon

Towards Pathogen Detection via Optical Interrogation of Magnetic Microdiscs (late news poster)
Keisha Y. Castillo-Torres, Nicolas Garraud, Eric S. McLamore, and David P. Arnold

IMG @ Transducers 2015

IMG will present multiple papers at the Transducers 2015 conference in Anchorage, AK June 21-25, 2015.  Congratulations to all authors!

  • V. F. Tseng, L. We, and H. Xie, "Inductive eddy current sensing as a displacement sensing mechanism for large piston/rotation micromirrors" (oral)
  • X. Zhang, R. Zhang, S. Koppal, L. Butler, X. Cheng, and H. Xie, "MEMS mirrors submerged in liquid for wide-angle scanning" (oral)
  • X. Zhang, B. Li, and H. Xie, "A robust, fast electrothermal micromirror with symmetric bimorph actuators made of copper/tungsten" (oral)
  • W. Wang, J. Chen, A. S. Zivkovic, C. Duan and H. Xie "A silicon based Fourier transform spectrometer based on an open-loop controlled electrothermal MEMS mirror" (oral)
  • D. Mills, D. Blood, and M. Sheplak, “Development of a sapphire optical wall shear stress sensor for high-temperature applications” (poster)
  • R.E. Carroll, N. Garraud, J.A. Little, M.J. Mazzoleni, B.P. Mann, and D.P. Arnold, "Investigation of wave propagation phenomena in microfabricated arrays of nonlinearly coupled oscillators” (poster)
  • D. P. Arnold, "Electroplated CoPt Permanent Magnets for MEMS" (invited talk)

IMG @ Hilton Head 2014

IMG will present six papers at the upcoming Hilton Head Workshop in June 2014 (

  • N. Garraud and D. P. Arnold, “Characterization of the rotational dynamics of magnetic micro-discs in suspension” (poster)
  • J. Li, V. Tseng, and H. Xie, "Wafer-level fabrication of power inductors in silicon for compact dc-dc converters” (poster)
  • D. Mills, T.-A. Chen, and M. Sheplak, “A MEMS optical moiré shear stress sensor for harsh environment applications” (poster)

  • O. D. Oniku, A. Garraud, W. C. Patterson, and D. P. Arnold, “Development and modeling of a micromagnetic imprinting process” (poster)
  • W. C. Patterson, E. E. Shorman, N. Garraud, and D. P. Arnold, “A magnetic microscope for quantitative mapping of the stray fields from magnetic microstructures” (poster)
  • C. Velez, I. Torres-Díaz, O. D. Oniku, L. Maldonado-Camargo, C. Rinaldi, and D. P. Arnold, “Fabrication of Magnetic Microstructures by In Situ Crosslinking of Magnetically Assembled Nanoparticles” (poster)

NSF I/UCRC Planning Meeting for Multi-functional Integrated System Technology (MIST) Nov. 19-20

IMG faculty and students are a major part of the NSF Industry/University Cooperative Research Center (I/UCRC) Planning Meeting for Multi-functional Integrated System Technology (MIST) held Nov. 19-20 at the UF Hilton Conference Center.  Led by Dr. Toshi Nishida (Director) and Dr. David Arnold (Deputy Director) and facilitated by all of the IMG faculty, over 30 representatives from companies and agencies attended the planning meeting.  Several poster presentations were given by IMG students. The MIST Center is a joint effort between UF and UCF with the mission to pioneer the "More than Moore" era by developing materials, processes, and devices that increase the functionality of integrated systems.

IMG @ Hilton Head

IMG will be well-represented at the upcoming Hilton Head Workshop in June.  This workshop is the preeminent microsystems meeting in North America, with an acceptance rate of only 46%.  Congratulations to the following authors:

  • J. Meloy, J. Sells, V. Chandrasekharan, J. Griffin, L.N. Cattafesta, D.P. Arnold, and M. Sheplak, “Experimental Verification of a Capacitive Shear Stress Sensor for Low-Speed Wind Tunnel Applications”  (Poster)
  • C.D. Meyer, S.S. Bedair, B.C. Morgan, D.P. Arnold "Ultra-miniaturized power converter modules using micromachined copper scaffolds" (Oral)
  • S. R. Samuelson, and H. Xie, “A Large Piston Displacement MEMS Mirror With Electrothermal Ladder Actuator Arrays for Fourier Transform Spectroscopy Applications” (Poster)
  • V. Tseng, and H. Xie, “A Novel High-Density Capacitor Design and Its Fabrication Technique Based On Selective Etching" (Poster)
  • J.C. Zito, R.J. Durscher, J. Soni, S. Roy, and D. P. Arnold "Mechano-fluidic characterization of microscale dielectric barrier discharge plasma actuators" (Oral)

IMGers Attend Acoustical Society of America Meeting in Seattle, WA

Lou Cattafesta and Fei Liu attended the 161st Meeting of the Acoustical Society of America in Seattle, Washington on May 23-27.

Fei presented a talk on Thursday, May 26th, titled Analyzing acoustic response of orifices using transfer matrix method, co-authored by Matias Oyarzun and Lou Cattafesta.

Lou presented a talk on Friday, May 27th, titled An aeroacoustic microelectromechanical systems microphone phased array, co-authored by Adam Edstrand, Chris Bahr, Matt Williams, Jessica Meloy, Tiffany Reagan, Drew Wetzel and Mark Sheplak.  In it, Lou described ongoing work at IMG to transition recently-developed MEMS piezoelectric microphones into phased arrays in the UF Aeroacoustic Flow Facility.