A5054905458- Advanced battery technologies research
- CO2 Reduction Techniques and Catalysts
- Membrane-based Ion Separation Techniques
- Fuel Cells and Related Materials
- Advanced Battery Technologies Research
- Advanced Chemical Physics Studies
- Advancements in Battery Materials
- Advanced Condensed Matter Physics
- Labour Market and Migration
- Molecular Spectroscopy and Structure
- Oxidative Organic Chemistry Reactions
- Atomic and Molecular Physics
- Advanced Photocatalysis Techniques
- Chemical Synthesis and Reactions
- Heat Transfer Mechanisms
- Fluid Dynamics and Turbulent Flows
- Labor market dynamics and wage inequality
- Heat Transfer and Optimization
- Reliability and Maintenance Optimization
- Inorganic Fluorides and Related Compounds
- Gender Diversity and Inequality
- Electrochemical Analysis and Applications
- Electrocatalysts for Energy Conversion
- Atmospheric Ozone and Climate
- Cold Atom Physics and Bose-Einstein Condensates
University of Southern California
2024
University of Michigan
2022-2024
Macalester College
2020
Organic redox-active molecules are attractive as redox-flow battery (RFB) reactants because of their low anticipated costs and widely tunable properties. Unfortunately, many lab-scale flow cells experience rapid material degradation (from chemical electrochemical decay mechanisms) capacity fade during cycling (>0.1%/day) hindering commercial deployment. In this work, we combine ultraviolet-visible spectrophotometry statistical inference techniques to elucidate the Michael attack mechanism...
The world's oceans capture large amounts of atmospheric carbon dioxide (CO2). Consequently, sustainable and scalable removal from seawater could mitigate CO2 when coupled with subsequent sequestration. pH-dependent speciation in aqueous media (CO2(aq), HCO3–(aq), CO32–(aq)) the low solubility CO2(aq) have previously motivated utilization pH swings to remove dissolved inorganic (DIC) organic solutions. We show for first time that light-driven DIC can be achieved a two-compartment flow reactor...
The intelligent design of durable, next-generation lithium-ion batteries can be facilitated through the use computationally efficient models that capture battery physics. In this work, we demonstrate a single particle model with electrolyte dynamics (SPMe), which accounts for capacity fade caused by mechanisms such as solid interface (SEI) growth, lithium plating, and stress-induced cracking. is trained using both experimental data generated higher-fidelity Doyle-Fuller-Newman so ground...
Aqueous organic redox-flow batteries (RFBs) are promising for grid-scale energy storage, but developing stable, low-cost electrolytes remains challenging. Herein, azobenzenes were investigated as negative because of their low molecular weight and commercial availability. The electrochemical properties cycling performance methyl red, an azobenzene dye, evaluated under alkaline conditions. Analyzing the decomposition products revealed degradation through a hydrazo bond cleavage. To attenuate...
This article provides an introduction to one of the most efficient laser stabilization techniques - Pound-Drever-Hall (PDH) method. The aim experiment is build PDH apparatus from scratch. I describe all necessary theoretical treatment formulate technique and then it as have experimentally implemented in lab. All major sources noise are discussed tackling methods implemented. equipments used also described detail for their principle working.
Electrochemical desalination is a potentially energy-efficient strategy for distributed, small-scale purification of brackish sources, especially as compared to conventional processes that are reliant on heat or reverse osmosis. One promising subcategory electrochemical systems features combination sodium-intercalating electrodes and polymer-based anion-exchange membranes. Although technically feasible with this design, ion-exchange membranes tend have imperfect permselectivities be...
Aqueous redox-flow batteries (RFBs) containing organic redox electrolytes are a promising technology for grid-scale renewable energy storage. Most currently under consideration these RFBs contain charge-storing molecules that drawn from narrow collection of molecular scaffolds, and undergo rapid decomposition, which results in high rates capacity fade. To inform efforts at developing more stable aqueous RFB electrolytes, it is critical the kinetics charge carrier decomposition its...
Over the past decades, number of non-traditional students attending higher education has grown worldwide. Governments and institutions encourage underrepresented to enroll, often with two main goals: boost national economic competitiveness enhance social inclusion in for traditionally excluded groups, like older students. There is neither a policy nor academic consensus on what constitutes mature student (O'Shea & Stone, 2011). In this study, we define women as being 21 years or when...
Electrochemical desalination is an attractive, energy-efficient strategy for small-scale, distributed water purification systems, as compared to conventional thermal or reverse osmosis. Many incumbent electrochemical cells feature a combination of sodium-intercalating electrodes and polymer-based anion-exchange membranes with non-ideal permselectivities. We propose hybrid flow cell design that features redox-active electrolyte separated by cation exchange membrane from solid,...