Seth Croslow

Poster Presented at the 2019 National ACS Conference

Personal Information

• Year: Junior
• Major: Chemistry/Physics
• From: Lawrenceville, IL

Undergraduate Research Experiences

Undergraduate Chemistry Research (CHEM 340)

Advisor: Dr. Audra Goach Sostarecz

• Studies aspects of insulin’s aggregation/interactions using the Langmuir monolayer technique
• Imaging insulin aggregation and interactions at the air-water interface using Brewster angle microscopy
• Beginning construction of a fluorescence microscope to use alongside a trough for data acquisition
• Semester Updates:
  • Spring 2019 Data
  • Spring 2019
  • Fall 2018
  • Spring 2018
• Research Proposals:
  • 2018-2019

REU (Research Experience for Undergraduates): Boston College

Summer 2019

• Project: Mechanistic Study of Intermediates in the Water Oxidation Pathway
• PI: Dr. Dunwei Wang
• Created heterogeneous CoO_x catalyst films using galvanostatic electrodeposition
• Determined a potential-dependent mechanism switch of the cobalt catalyst under steady-state conditions
• Analyzed intermediates in the water oxidation cycle on the cobalt catalyst in operando using FTIR at various potentials
• Used quartz crystal microbalance to study the potential-dependent effects of water adhesion onto the catalyst
• Final Presentation:
• Material and Methods: Materials and Methods Summary
• Important Research Articles:
  • Mechanistic Studies of the Oxygen Evolution Reaction by a Cobalt-Phosphate catalyst at neutral pH
  • EPR evidence for co(IV) species produced during water oxidation at neutral pH
  • Fe (Oxy)hydroxide oxygen Evolution Reaction Electrocatalysis Intrinsic Activity and the Roles of Electrical Conductivity, Substrate, and Dissolution
  • On the chemical state of Co oxide electrocatalysts during alkaline water splitting
  • Time-resolved observations of water oxidation intermediates on a cobalt oxide nanoparticle catalyst
  • Unified structural motifs of the catalytically active state of Co(oxyhydro)oxides during the electrochemical oxygen evolution reaction

SOfIA (Summer Opportunities for Intellectual Activities)

Summer 2018

• SOfIA Project: Visualization Using a Ceramic 3D Printer
• Calibrated and adjusted the ceramic 3D printer
• Learned the CAD design software, Fustion 360
• Created several unique 3D designs and prints

Summer 2017

• SOfIA Project: The Chemistry of Baking
• Learned various baking techniques
• Analyzed volatile chemicals in bread/dough samples using Gas Chromatography/Mass Spectrometry(GC-MS)

Richard "Doc" Kieft Summer Research

Advisor: Dr. Audra Goach Sostarecz

• Summer 2018
• Used Langmuir Trough to study the effects of divalent metal cations on insulin aggregation
• Studied insulin’s interactions with lipids commonly found in the cell membrane
• Worked with other research members to begin construction of a fluorescence microscope
• Used Python to create a Graphical User Interface for data processing programs
• Final Presentation: Insulin Aggregation at the Air-Water Interface
• Data from the Summer:Summer Data Summary

Coffee Project

• Analyzed aromatic molecules in roasted coffee using GC-MS

Coffee Project Research Page

Presentations

• 2019 REU Presentation - Mechanistic Study of Intermediates in the Water Oxidation Pathway (Powerpoint Presentation)
• 2019 Scholars Day - Investigating Insulin Monomer and Hexamer Formation with Langmuir Monolayers and Brewster Angle Microscopy (Poster Presentation)
• 2019 National ACS Conference - Investigating Insulin Monomer and Hexamer Formation with Langmuir Monolayers and Brewster Angle Microscopy (Poster Presentation)
• 2018 SOfIA Program - Visualization Using a Ceramic 3D Printer (Oral and Poster Presentations)
• 2018 Richard "Doc" Kieft Summer Research Program - Insulin Aggregation at the Air Water Interface (Oral Presentation)
• 2017 SOfIA Program - The Chemistry of Baking (Oral and Poster Presentations)

Classes

Advanced Physical Chemistry

Events

Bettendorf Jr. High School STEM Expo:

• Setup 3D printers(Ceramic, FDM, and SLA) to demonstrate the creation of 3D elements
• This also included a Coffee station, 2D to 3D paper folding station, and a drone station

Setting Up the Raspberry Pi

• The operating system of the RPi(Raspbian) was setup and the instruction can be found at the following link:

Raspberry Pi Instructional Page

Growing Crystals

• Towards the end of the class, we started to grow crystals. My crystal, the potassium ferricyanide crystal, along with the instructions used to make it, can be found at this link:

Ferricyanide Crystal

Class Summary

• Final Paper: Final Portfolio