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  • Feb
    1

    ChBE Seminar Series. Dr. Matthew Gebbie

    McCormick-Chemical and Biological Engineering

    8:45 AM L361, Technological Institute

    EVENT DETAILS

    Matthew Gebbie

    Title:
    Tuning Electrostatic Forces in Ionic Liquids and Mapping the Nucleation Landscape of Diamond

    Molecular forces are fundamental to wide-ranging challenges, from increasing ion transport efficiency in electrolytes, to combating protein aggregation in neurodegenerative diseases. In this seminar, I will present two examples of systematically varying molecular forces to investigate foundational theories in complex interfaces. I will first discuss using nanoscale force measurements to determine the origin of energy storage in ionic liquid-electrode interfaces. Ionic liquids show promise as nontoxic electrolytes, but higher conductivities are needed for applications. While ionic liquids were initially hypothesized to have extremely high free ion densities, we discovered that greater than 99.99% of the ions in ionic liquids behave as neutral pairs. From these results, we propose a new way of envisioning concentrated electrolytes to guide the design of high performance ionic liquids and energy electrolytes.

    I will then present an approach for directly measuring the sub-critical nucleation energy landscape of diamond, a previously inaccessible regime in a core physical process. Diamond exhibits potential for biological imaging and quantum sensing. However, inconsistencies surround prior models of diamond nucleation, hindering the synthesis of high quality diamond for molecular sensing. By measuring relative nucleation probabilities from atomically-defined diamond templates, diamondoids, we find that critical nuclei are 26 carbon atom clusters composed solely of surface atoms, with a nucleation barrier that is four orders of magnitude smaller than classical estimates. Our results answer key questions regarding diamond synthesis and support non-classical concepts for nucleation and growth through multi-step intermediates.

    Bio:
    Matthew Gebbie received his Ph.D. in Materials from UC Santa Barbara in 2016, where he was a 2011–2015 Science and Engineering Fellow in the NSF Center for Nanotechnology in Society. With guidance from Prof. Jacob Israelachvili, Matthew led research that substantially progressed a molecular level, mechanistic understanding of how electrostatic correlations govern the properties of ionic liquids and underwater peptide-based adhesives. Currently, Matthew is a GLAM Postdoctoral Fellow at Stanford University, where he works with Prof. Nicholas Melosh to tackle fundamental problems in diamond nanomaterials to enable single molecule, fluorescence-based electromagnetic sensing and advanced biological imaging.

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    TIME Thursday, February 1, 2018 at 8:45 AM - 10:00 AM

    LOCATION L361, Technological Institute    map it

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    CONTACT Cody Jarrett    cody.jarrett@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering

  • May
    1

    BTP Seminar Series: Jorge Vazquez Anderson, Boston Consulting Group

    McCormick-Chemical and Biological Engineering (ChBE)

    4:30 PM

    EVENT DETAILS

    TIME Wednesday, May 1, 2024 at 4:30 PM - 5:30 PM

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    CONTACT Will Chaussee    william.chaussee@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • May
    2

    ChBE Seminar Series: "Interfacial colloidal interactions, dynamics, and assembly: from biomembranes to ordered 2D materials" - Peter Beltramo, University of Massachusetts

    McCormick-Chemical and Biological Engineering (ChBE)

    9:30 AM LR4, Technological Institute

    EVENT DETAILS

    TIME Thursday, May 2, 2024 at 9:30 AM - 10:45 AM

    LOCATION LR4, Technological Institute    map it

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    CONTACT Olivia Wise    olivia.wise@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • May
    8

    Extending Care: A Conversation about Conservation and Futurity

    Block Museum of Art

    6:00 PM Block Museum of Art, Mary and Leigh

    EVENT DETAILSmore info

    TIME Wednesday, May 8, 2024 at 6:00 PM - 7:30 PM

    LOCATION Block Museum of Art, Mary and Leigh    map it

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    CONTACT Block Museum of Art    block-museum@northwestern.edu EMAIL

    CALENDAR Block Museum of Art

  • May
    9

    ChBE Seminar Series: Influence of visible photons on catalytic reactions at metal nanoparticle surfaces - Phillip Christopher, University of California, Santa Barbara

    McCormick-Chemical and Biological Engineering (ChBE)

    9:30 AM LR4, Technological Institute

    EVENT DETAILS

    TIME Thursday, May 9, 2024 at 9:30 AM - 10:45 AM

    LOCATION LR4, Technological Institute    map it

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    CONTACT Olivia Wise    olivia.wise@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • May
    16

    35th Annual Hugh M. Hulburt Memorial Lecture: "Adsorption Thermodynamics for Process Simulation" - Chau-Chyun Chen, Texas Tech University

    McCormick-Chemical and Biological Engineering (ChBE)

    9:30 AM LR4 (M113), Technological Institute

    EVENT DETAILS

    TIME Thursday, May 16, 2024 at 9:30 AM - 10:45 AM

    LOCATION LR4 (M113), Technological Institute    map it

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    CONTACT Jennifer Young    jennifer.young@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • May
    23

    ChBE Seminar Series: ARDEI Annual Lecture - "Restructuring the STEM Pipeline: Dismantling Stereotypes and Microaggressions in STEM to Build Networks of Belonging and Support" - Christine Reyna, DePaul University

    McCormick-Chemical and Biological Engineering (ChBE)

    9:30 AM LR4, Technological Institute

    EVENT DETAILS

    TIME Thursday, May 23, 2024 at 9:30 AM - 10:45 AM

    LOCATION LR4, Technological Institute    map it

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    CONTACT Olivia Wise    olivia.wise@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • May
    30

    ChBE Seminar Series: Ruihan Li and Kunhuan Liu, Student Seminars

    McCormick-Chemical and Biological Engineering (ChBE)

    9:30 AM LR4, Technological Institute

    EVENT DETAILS

    TIME Thursday, May 30, 2024 at 9:30 AM - 10:45 AM

    LOCATION LR4, Technological Institute    map it

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    CONTACT Olivia Wise    olivia.wise@northwestern.edu EMAIL

    CALENDAR McCormick-Chemical and Biological Engineering (ChBE)

  • Jun
    10

    Northwestern Engineering PhD Hooding and Master's Degree Recognition Ceremony

    McCormick School of Engineering and Applied Science

    9:00 AM Welsh-Ryan Arena

    EVENT DETAILSmore info

    TIME Monday, June 10, 2024 at 9:00 AM - 11:00 AM

    LOCATION Welsh-Ryan Arena   

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    CONTACT Amy Pokrass    amy.pokrass@northwestern.edu EMAIL

    CALENDAR McCormick School of Engineering and Applied Science

  • Jun
    10

    Northwestern Engineering Undergraduate Convocation

    McCormick School of Engineering and Applied Science

    2:00 PM Welsh-Ryan Arena

    EVENT DETAILSmore info

    TIME Monday, June 10, 2024 at 2:00 PM - 4:00 PM

    LOCATION Welsh-Ryan Arena   

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    CONTACT Amy Pokrass    amy.pokrass@northwestern.edu EMAIL

    CALENDAR McCormick School of Engineering and Applied Science

  • Aug
    14

    Undergraduate Quantum Summer School

    McCormick School of Engineering and Applied Science

    All Day Ford Motor Company Engineering Design Center

    EVENT DETAILSmore info

    TIME Wednesday, August 14, 2024

    LOCATION Ford Motor Company Engineering Design Center    map it

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    CONTACT Dongyang Li    lidongyang@northwestern.edu EMAIL

    CALENDAR McCormick School of Engineering and Applied Science