Postdoctoral Appointee - Advanced Cathode Materials for Lithium-Ion and Sodium-Ion Batteries

The Chemical Sciences and Engineering Division seeks aPostdoctoral Appointeeto conduct research focused on the development oflong-life, high- density cathode materialsfor electrochemical energy storage systems under the guidance of a supervising scientist. The successful candidate will play a leading role in the synthesis, characterization, and performance evaluation of advanced layered oxide cathode materials forlithium-ionandsodium-ionbatteries. This work will include the use of advanced synthesis methods, electrochemical testing, and state-of-the-art characterization techniques to understand material behavior and improve next-generation energy storage technologies. Key Responsibilities Develop and synthesize layered oxide precursor materials using acontinuously stirred tank reactor (CSTR), with control over morphology, particle size, and composition Conductphysical, chemical, thermal, and electrochemical characterizationof layered oxide cathode materials using a range of analytical techniques Establish relationships between thephysical and chemical propertiesof layered oxide cathodes and theirelectrochemical performancein both lithium-ion and sodium-ion battery systems Perform advanced characterization usingsynchrotron-based X-ray techniquesto investigate material behavior and interfacial chemistry during synthesis and battery operation Develop mechanistic understanding of cathode operation and degradation, and identify pathways to improve the performance and safety of advanced electrochemical cells Analyze and interpret experimental data and communicate findings through: manuscripts for peer-reviewed journals presentations at scientific conferences internal reports and group meeting presentations Position Requirements Recent or soon-to-be-completed PhD (within the last 0-5 years) in field of chemistry, chemical engineering, materials science , or equivalent Required hands-on experiencewithco-precipitation synthesis using a CSTR reactor for the production of layered oxide precursors and cathode materials Strong background inelectrochemistry, including experience performing and interpreting: galvanostatic testing of half-cells and full cells electrochemical impedance spectroscopy (EIS) and cyclic voltammetry Familiarity withsynchrotron-based X-ray characterization techniques, including diffraction and spectroscopy, particularly forin situstudies of materials and interfacial chemistry under synthesis conditions and during high-temperature, high-voltage, or high-rate operation Significant experience in evaluating thethermal stability and safetyof cathode materials and battery systems using techniques such as: thermogravimetric analysis (TGA) TGA-mass spectrometry (TGA-MS) and related methods Broad understanding of materials science concepts relevant to electrochemical systems, includingoxides, composites, and electrochemical interfaces, with the ability to apply insights from related research areas to solve battery materials challenges Demonstrated ability to process, analyze, and interpret experimental results effectively Strongoral and written communication skills, along with a solid publication record and evidence of growing recognition in relevant research areas A bility to model Argonne's core values of impact, safety, respect, integrity, and teamwork Job Family Postdoctoral Job Profile Postdoctoral Appointee Worker Type Long-Term (Fixed Term) Time Type Full time The expected hiring range for this position is $72,879.00-$121,465.00. Please note that the pay range information is a general guideline only. The pay offered to a selected candidate will be determined based on factors such as, but not limited to, the scope and responsibilities of the position, the qualifications of the selected candidate, business considerations, internal equity, and external market pay for comparable jobs. Additionally, comprehensive benefits are part of the total rewards package. Click here to view Argonne employee benefits! As an equal employment opportunity employer, and in accordance with our core values of impact, safety, respect, integrity and teamwork, Argonne National Laboratory is committed to a safe and welcoming workplace that fosters collaborative scientific discovery and innovation. Argonne encourages everyone to apply for employment. Argonne is committed to nondiscrimination and considers all qualified applicants for employment without regard to any characteristic protected by law. Argonne employees, and certain guest researchers and contractors, are subject to particular restrictions related to participation in Foreign Government Sponsored or Affiliated Activities, as defined and detailed in United States Department of Energy Order 486.1A. You will be asked to disclose any such participation in the application phase for review by Argonne's Legal Department. All Argonne offers of employment are contingent upon a background check that includes an assessment of criminal conviction history conducted on an individualized and case-by-case basis. Please be advised that Argonne positions require upon hire (or may require in the future) for the individual be to obtain a government access authorization that involves additional background check requirements. Failure to obtain or maintain such government access authorization could result in the withdrawal of a job offer or future termination of employment.