Profile Details

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Hire Dr. Ryan P.

United States

USD 30 /hr

Ph.D. Chemist & Data Analyst (Python) | Materials Science, Manufacturing, Batteries, Solar, Electrochemistry

Profile Summary

Ph.D. chemist with experience working for government labs and in the 4+ years private sector. Highly experienced Python programmer and data analyst. Project Experience: -Li-ion battery materials optimization and production (bench to manufacturing): cathode (phosphate and nickel layered oxide), anode (graphite, silicon) -Surface chemistry and coatings in various industries (solar, battery materials, semiconductor, etc.) -Data visualization and analysis: experience developing tools for researchers to interpret battery data, determination of multivariate correlations between production/process data and key results -Electrochemist with experience with various specialized techniques (EIS/impedance, electrolytic production of gases and fine chemicals)

Subject Matter Expertise

• ☆ Surface Science
• ☆ Materials Science & Engineering
• ☆ Nanotechnology & Nanomaterials
• ☆ Inorganic Chemistry
• ☆ Analytical Chemistry
• ☆ Spectroscopy
• ☆ IR Spectroscopy
• ☆ Electrochemistry
• ☆ Surface Chemistry
• ☆ Nanotechnology
• ☆ Photochemistry
• ☆ Industrial Engineering
• ☆ Manufacturing
• ☆ Data Analysis
• ☆ Data Visualization
• ☆ Data Management
• ☆ Data Manipulation
• ☆ Renewable Energy
• ☆ Solar Energy
• ☆ Python
• ☆ Excel

Services

• Writing
• Research
• Consulting
• Data & AI
• Product Development

Writing Technical Writing

Research Technology Scouting, Fact Checking, Scientific and Technical Research, Systematic Literature Review

Consulting Scientific and Technical Consulting, Manufacturing Consulting

Data & AI Statistical Analysis, Data Visualization, Data Mining, Data Cleaning, Data Processing, Data Insights

Product Development Formulation, Stability/Shelf Life Testing, Material Sourcing, Manufacturing, Quality Assurance & Control (QA/QC), Concept Development

Work Experience

Technical Manager

LiNK Battery Technology

July 2024 - Present

R&D Manager

TexPower EV Technologies

October 2020 - Present

Postdoctoral position

National Renewable Energy Lab (NREL)

August 2017 - October 2020

Education

Ph.D., Chemistry

University of Texas at Austin

August 2013 - December 2018

Certifications

• Certification details not provided.

Publications

JOURNAL ARTICLE

Annalise E. Maughan, Yeyoung Ha, Ryan T. Pekarek, Maxwell C. Schulze(2021). Lowering the Activation Barriers for Lithium-Ion Conductivity through Orientational Disorder in the Cyanide Argyrodite Li6PS5CN . Chemistry of Materials. 33. (13). p. 5127--5136. American Chemical Society ({ACS})

Emma J. Hopkins, Sarah Frisco, Ryan T. Pekarek, Caleb Stetson, Zoey Huey, Steven Harvey, Xiang Li, Baris Key, Chen Fang, Gao Liu, et al. (2021). Examining CO2 as an Additive for Solid Electrolyte Interphase Formation on Silicon Anodes . Journal of The Electrochemical Society.

Trevor R. Martin, Ryan T. Pekarek, Jaclyn E. Coyle, Maxwell C. Schulze, Nathan R. Neale(2021). Understanding why poly(acrylic acid) works: decarbonylation and cross-linking provide an ionically conductive passivation layer in silicon anodes . Journal of Materials Chemistry A. Royal Society of Chemistry ({RSC})

Ryan T. Pekarek, Dylan G. Boucher, Nathan R. Neale, Michael J. Rose (2020). Energetic Tug‐of‐War between Pt and Leaky TiO2: Positive and Negative Effects on the Function of Molecularly‐Modified p‐Si(111)|TiO2|Pt Photocathodes . ChemElectroChem.

Ryan T. Pekarek, Alec Affolter, Lauryn L. Baranowski, Jaclyn Coyle, Tingzheng Hou, Eric Sivonxay, Brenda A. Smith, Rebecca D. McAuliffe, Kristin A. Persson, Baris Key, et al.(2020). Intrinsic chemical reactivity of solid-electrolyte interphase components in silicon–lithium alloy anode batteries probed by FTIR spectroscopy . Journal of Materials Chemistry A. Royal Society of Chemistry ({RSC})

Ryan T Pekarek, Steve Christensen, Jun Liu, Nathan Neale (2019). Disentangling Thermodynamic and Kinetic Effects at Photoelectrochemical Interfaces Via Intensity-Modulated High-Frequency Resistivity (IMHFR) . ECS Meeting Abstracts.

Ryan T. Pekarek, Steven T. Christensen, Jun Liu, Nathan R. Neale(2019). Energetic effects of hybrid organic/inorganic interfacial architecture on nanoporous black silicon photoelectrodes . Sustainable Energy & Fuels. 3. (7). p. 1660--1667. Royal Society of Chemistry ({RSC})