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  • Apr
    3

    CANCELLED - EES Seminar: Junhong Chen

    McCormick - Civil and Environmental Engineering

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    Molecular Engineering of Field-Effect Transistor Water Sensors Based on 2D Nanomaterials

    Abstract

    The National Academy of Engineering identified “providing access to clean water” as one of the top ten grand challenges for engineering in the 21st century. A central requirement for safe drinking water is the availability of low-cost and real-time water quality monitoring. Current detection methods for critical analytes in water are often too expensive or unsuitable for in-situ and real-time detection. The unmet need is evidenced by the insufficient onsite water quality monitoring along the water distribution line and at the point of use that has led to major catastrophes such as the Flint Water Crisis due to the deterioration in water quality within water distribution systems. This talk will unveil a powerful approach to real-time water sensors through molecular engineering of 2D nanomaterials in a field-effect transistor platform. The working principle of the sensor is that the conductivity of 2D nanomaterial channel changes upon binding of chemical or biological species to molecular probes anchored on the nanomaterial surface. As such, the presence and the concentration of analytes (e.g., heavy metals, bacteria, and nutrients) can be determined by measuring the sensor resistance change. The patented technology allows for real-time detection of deadly contaminants with unprecedented sensitivity and selectivity in field settings for one-time testing or in-line continuous flow testing. The sensor signals can be wirelessly transmitted to a central control station so that the health status of the entire water distribution system could be monitored remotely in real time. The envisioned smart water distribution system can significantly mitigate risks to ensure a safe water supply. The talk will focus on the molecular engineering aspects of the sensor device (e.g., engineering nanomaterial channel, molecular probe, and device passivation) through both theoretical and experimental approaches. The talk will end with a brief introduction on the translation of the platform technology from concept to prototype product through partnership with industries.

    Bio
    Junhong Chen is currently Professor of Pritzker School of Molecular Engineering at the University of Chicago and Lead Water Strategist & Senior Scientist at Argonne National Laboratory. Prior to coming to Chicago, Dr. Chen served as a program director for the Engineering Research Centers (ERC) program of the US National Science Foundation (NSF). He also served as a co-chair of the NSF-wide ERC Working Group to design the ERC Planning Grants program and the Gen-4 ERC program. In addition, Dr. Chen was a representative from the Engineering Directorate serving on the NSF-wide Working Groups for NSF Graduate Research Fellowship Program (GRFP) and NSF Research Traineeship (NRT). Prior to joining NSF in May 2017, he was a regent scholar of the University of Wisconsin System, a Distinguished Professor of Mechanical Engineering and Materials Science and Engineering, and an Excellence in Engineering Faculty Fellow in Nanotechnology at the University of Wisconsin-Milwaukee (UWM). He served as the director of NSF Industry-University Cooperative Research Center (I/UCRC) on Water Equipment & Policy (WEP) for six years. He founded NanoAffix Science LLC to commercialize real-time water sensors based on 2D nanomaterials. Dr. Chen received his Ph.D. in mechanical engineering from University of Minnesota in 2002 and was a postdoctoral scholar in chemical engineering at California Institute of Technology from 2002 to 2003. His current research focuses on nanomaterial innovation for sustainable energy and environment. Dr. Chen has published over 250 journal papers and has been listed as a highly cited researcher (top 1%) in materials science/cross-field by Clarivate Analytics over the last three years. Dr. Chen’s research has led to 9 issued patents, 5 pending patents, and 13 licensing agreements. He is a pioneer in technology commercialization through exemplary industrial partnership and the university start-up company. Dr. Chen is an elected fellow of National Academy of Inventors and the American Society of Mechanical Engineers (ASME). He is a recipient of the International Association of Advanced Materials (IAAM) Medal. His start-up company, NanoAffix, is a recipient of the 2016 Wisconsin Innovation Award.

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    TIME Friday, April 3, 2020 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Tierney Acott    tierney-acott@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering

  • Sep
    8

    Welcome & Breakfast for New McCormick PhD Students

    McCormick School of Engineering and Applied Science

    9:00 AM LR2 & Tech East Plaza, Technological Institute

    EVENT DETAILS

    TIME Monday, September 8, 2025 at 9:00 AM - 10:00 AM

    LOCATION LR2 & Tech East Plaza, Technological Institute    map it

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    CONTACT Andi Joppie    andi.joppie@northwestern.edu EMAIL

    CALENDAR McCormick School of Engineering and Applied Science

  • Sep
    10

    CEE Department BBQ

    McCormick - Civil and Environmental Engineering (CEE)

    4:00 PM Dawes House

    EVENT DETAILS

    TIME Wednesday, September 10, 2025 at 4:00 PM - 7:00 PM

    LOCATION Dawes House   

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Sep
    12

    New Undergraduate Fall 2025 Registration

    University Academic Calendar

    All Day

    EVENT DETAILS

    TIME Friday, September 12, 2025

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    CONTACT Office of the Registrar    nu-registrar@northwestern.edu EMAIL

    CALENDAR University Academic Calendar

  • Sep
    12

    New Graduate Student Orientation

    McCormick - Civil and Environmental Engineering (CEE)

    9:00 AM M345, Technological Institute

    EVENT DETAILS

    TIME Friday, September 12, 2025 at 9:00 AM - 5:00 PM

    LOCATION M345, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Sep
    15

    Welcome & Luncheon for New Full-time Graduate Students

    McCormick School of Engineering and Applied Science

    11:00 AM Ryan Auditorium & Tech East Plaza, Technological Institute

    EVENT DETAILS

    TIME Monday, September 15, 2025 at 11:00 AM - 12:30 PM

    LOCATION Ryan Auditorium & Tech East Plaza, Technological Institute    map it

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    CONTACT Andi Joppie    andi.joppie@northwestern.edu EMAIL

    CALENDAR McCormick School of Engineering and Applied Science

  • Sep
    16

    Fall Classes Begin. Change of Registration (Drop/Add) Late registration for returning students begins

    University Academic Calendar

    All Day

    EVENT DETAILS

    TIME Tuesday, September 16, 2025

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    CONTACT Office of the Registrar    nu-registrar@northwestern.edu EMAIL

    CALENDAR University Academic Calendar

  • Sep
    24

    SPREE Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Wednesday, September 24, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Sep
    26

    EES Seminar- Levia Straka

    McCormick - Civil and Environmental Engineering (CEE)

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    TIME Friday, September 26, 2025 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Sep
    29

    AED-MPM Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Monday, September 29, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    1

    SPREE Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Wednesday, October 1, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    3

    EES Seminar- Hee-Deung Park

    McCormick - Civil and Environmental Engineering (CEE)

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    TIME Friday, October 3, 2025 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    6

    AED-MPM Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Monday, October 6, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

    ADD TO CALENDAR

    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    8

    SPREE Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Wednesday, October 8, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    10

    EES Seminar- Benjamin Barrios Cerda

    McCormick - Civil and Environmental Engineering (CEE)

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    TIME Friday, October 10, 2025 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    11

    CEE Career Fair

    McCormick - Civil and Environmental Engineering (CEE)

    9:00 AM Louis Room, Norris University Center

    EVENT DETAILS

    TIME Saturday, October 11, 2025 at 9:00 AM - 12:00 PM

    LOCATION Louis Room, Norris University Center    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    13

    AED-MPM Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Monday, October 13, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

    ADD TO CALENDAR

    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    15

    SPREE Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Wednesday, October 15, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    17

    Jimmy Quon Lecture: Valorizing Gas Streams Containing CO2 and CO- Bruce Rittman

    McCormick - Civil and Environmental Engineering (CEE)

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    TIME Friday, October 17, 2025 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    20

    AED-MPM Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Monday, October 20, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

    ADD TO CALENDAR

    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    22

    SPREE Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Wednesday, October 22, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

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    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    24

    EES Seminar- Adductomics: A New Tool in the Exposomics Toolbox- Bill Funk

    McCormick - Civil and Environmental Engineering (CEE)

    2:00 PM A230, Technological Institute

    EVENT DETAILS

    TIME Friday, October 24, 2025 at 2:00 PM - 3:00 PM

    LOCATION A230, Technological Institute    map it

    ADD TO CALENDAR

    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

  • Oct
    27

    AED-MPM Seminar

    McCormick - Civil and Environmental Engineering (CEE)

    11:00 AM A230, Technological Institute

    EVENT DETAILS

    TIME Monday, October 27, 2025 at 11:00 AM - 12:00 PM

    LOCATION A230, Technological Institute    map it

    ADD TO CALENDAR

    CONTACT Andrew Liguori    andrew.liguori@northwestern.edu EMAIL

    CALENDAR McCormick - Civil and Environmental Engineering (CEE)

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