Microscale Sensors and Systems

Robert White, Mech. Eng.









Ongoing Research

Completed Research

Laboratory Capabilities

Students

Teaching

Curriculum Vitae

Publications

Areas of interest:

Micro- and Nano-electromechanical systems (MEMS/NEMS) sensors and actuators, microfabrication processes and materials, and computational modeling of micro-electromechanical systems. These interests are directed towards device development and engineering science in micro- and nano-technology, with an emphasis on acoustic sensing, wind tunnel instrumentation, dynamic systems, and robotic systems.


Jump to:

Current Lab News               Old Lab News               Research Videos               Teaching Videos

News:

2017

June 27-30, 2017. PhD student Nikolas Kastor will be traveling to Sapporo, Japan to deliver a paper at the Adaptive Motion in Animals and Machines workshop (AMAM 2017). His foam robot will also make an appearance in the "Robot Zoo".

Nikolas Kastor, Ritwika Mukherjee, Eliad Cohen, Vishesh Vikas, Barry Trimmer and Robert D. White, SLABot: An Experiment in the Design of Soft Bodied Robots, demonstration at the Robot Zoo, in the 8th International Symposium on Adaptive Motion of Animals and Machines, AMAM 2017, Sapporo, Japan, June 27 - 30, 2017.

Nikolas Kastor, Ritwika Mukherjee, Eliad Cohen, Vishesh Vikas, Barry Trimmer and Robert D. White, Locomotion of a Simple Foam Robot in the 8th International Symposium on Adaptive Motion of Animals and Machines, AMAM 2017, Sapporo, Japan, June 27 - 30, 2017.

Video submission

June 21, 2017. An article by MS student Peter Lewis (now at Draper labs) is on the cover of Advancing Microelectronics Magazine.

Peter Lewis, Robert White, and Brian Smith, "Lessons Learned in the Implementation of Aerosol Jet Printing for Fabricating Multilayer Circuit Boards" in Advancing Microelectronics Magazine: May 2017, Vol. 44, No. 3, pp. 12-15. PDF of the paper.

June 14, 2017. Our paper (primarily driven by Cassandra and others in Barry Trimmer's group!) was accepted to IROS.

Cassandra M. Donatelli, Zachary T. Serlin, Piers Echols-Jones, Anthony E. Scibelli, Alexandra Cohen, Jeanne-Marie Musca, Shane Rozen-Levy, David Buckingham, Robert White, and Barry A. Trimmer, "Soft Foam Robot with Caterpillar-Inspired Gait Regimes for Terrestrial Locomotion" in the 2017 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2017), Vancouver, CA, September 24-28, 2017.

June 5, 2017. Xinyu "Henry" Shi joined the group as a research assistant. He will be working on ultrasound transducers for sonic anemometry on Mars.

June 5, 2017. Camille Mbayo joined the group as a summer scholar. She will be working on Aluminum Nitride thin film piezoelectric materials for MEMS microphones and ultrasound transducers.

May 3, 2017. Camille Mbayo presents her undergraduate research project "Measurement of Stress-Strain Curves in an Open Cell Polyurethane Foam" at the ME94 poster session.

May 2, 2017. Two papers were presented by graduate students Daniela Torres and Nikolas Kastor at the 44th iMAPS (international microelectronics assembly and packaging society) New England Symposium and Expo. Both papers won best student paper awards!!!

Daniela A. Torres, S.C Barron, A. Kopa, M.R Miller, A.P Magyar, P.H. Lewis, M.W. Meinhold, C.L. Gray and R.D White, "Fabrication and Characterization of Novel Low Inductance Micro-Coaxial Cables", in the 44th iMAPS New England Symposium and Expo, Boxborough, MA, May 2, 2017. [Best Student Paper Award #1]

Nikolas Kastor and Robert D. White, "Fabrication of Conformal Electronics Packaging with Microfluidic Eutectic Metal Interconnects", in the 44th iMAPS New England Symposium and Expo, Boxborough, MA, May 2, 2017. [Best Student Paper Award #2]

April 28, 2017. Prof. White received the "Faculty Teaching and Mentoring Award" for the School of Engineering as recommended by the Graduate Student Council.

April 10, 2017. Xinyu "Henry" Shi will join the group this summer as a Research Assistant working on ultrasound transducers for our NASA program "A Simplified Martian Acoustic Anemometer".

March 27, 2017. Camille Mbayo was selected as a Tufts Summer Scholar and will work in the lab this summer on "Aluminum Nitride as a Stepping-stone for Scandium Doped Aluminum Nitride".

March 2017. Our contract with Vesper MEMS for "Scandium Doped Aluminum Nitride as a Material for MEMS Acoustic Sensors" was Ammended with additional funds to extend the contract through September.

February 2017. National Institute for Aerospace subcontract from NASA "MEMS Surface Shear Sensors" awarded to the group.

2016

Sept 29, 2016. Paper published by Prof. Zenyuk and graduate student Dinesh Sabarirajan using ALD platinum from our lab for fuel cell electrode arrays:

Dinesh C. Sabarirajan, James Vlahakis, Robert D. White, Iryna V. Zenyuk, "Electrochemical Characterization of Free-standing Platinum Nanoelectrode Array Using Atomic Layer Deposition for Polymer Electrolyte Fuel Cells", Transactions of the Electrochemical Society, 75(14) pp. 747-255, 2016.

Sept 1, 2016. Daniela Torres and Kevin Ligonde are now graduate students in the group, working as Draper Fellows at Draper Labs and pursuing their MS degrees with us.

May 5, 2016. Undergraduate student Kevin Ligonde defended his Bachelors of Science thesis.

Gardy Kevin Ligonde, "Capacitive Micromachined Ultrasound Transducers for Martian Anemometry", Bachelors of Science Thesis, Tufts University, May 5, 2016.

May 4, 2016. Undergraduate student Daniela Torres defended her Bachelors of Science thesis.

Daniela Torres, "MEMS Shear Sensor", Bachelors of Science Thesis, Tufts University, May 4, 2016.

May 2, 2016. PhD student Nikolas Kastor, MS student Peter Lewis, and Prof. White all gave talks at the 43rd IMAPS (international microelectronics assembly and packaging society) New England Symposium.

Nikolas Kastor and Robert D. White, "Liquid Metal Interconnects for Conformable Sensor Packaging Enabling Inertial Measurements of Animals and Soft Robots" in the 43rd iMAPS New England Symposium and Expo, Boxborough, MA, May 3, 2016.

Robert D. White, Peter Lewis, and Brian Smith "Packaging of MEMS for Aerodynamic Measurements" in the 43rd iMAPS New England Symposium and Expo, Boxborough, MA, May 3, 2016. Invited talk.

Peter Lewis, Brian Smith and Robert D. White,"Printed Transceiver Circuit for System-on-chip Sensor and Processor" in the 43rd iMAPS New England Symposium and Expo, Boxborough, MA, May 3, 2016.

April 25, 2016. PhD candidate Nikolas Kastor joins a group of Tufts students from Mechanical Engineering, Biology and Computer Science at Soft Robotics Week 2016 in Livorno Italy. The students have 3 devices that will compete in the RoboSoft Grand Challenge - two in the Terrestrial Race event, and 1 in the Manipulation event.

April 20, 2016. Graduate student Peter Lewis defended his Masters of Science thesis.

Lewis, P. "Aerosol Jet Deposited Conductors and Dielectrics for Rapid Fabrication of Heterogeneous Electronic Systems", M.S. Thesis, Tufts University, May 2016. LINK to the thesis at the Tufts library.

January 7, 2016. Dr. Wang-kyung Sung officially joined the group as a postdoctoral scholar. Wang will be working on piezoelectric materials for acoustic microsystems.


Click here for older news items.


Research Videos:

MEMS microphone array-on-a-chip for measuring small scale turbulent pressure fluctuations in wind tunnel testing. January 2013.

MEMS floating element shear stress sensor for direct dynamic skin friction measurement at high spatial resolution in wind tunnel testing. January 2013.

MEMS ultrasonic velocity sensing technology for mobile navigation systems using high frequency in-air ultrasonics. January 2013.


Teaching Videos:

Three Dimensional Passive Dynamic Walker for Soft Robotics IGERT Bootcamp August 2014. Credit to Russ Tedrake, et al, ICRA 2004 for the idea.

Model rocket launch with data acquisition and modeling for ME37: Dynamics & Vibrations, Fall 2012.

Four bar linkage dynamics design/test for ME37: Dynamics & Vibrations, Fall 2012.

Lego "Segway" balancing robot using the NXT with a Kalman filter and full state feedback. For ME80: System Dynamics and Controls, Spring 2012

Finite state machine example using Arduino, lego, and Matlab for ME80: System Dynamics and Controls, Spring 2012