M. Sc. Paul Appel

Topics of research

– Negative electrodes for sodium ion batteries

– Chemical vapor deposition

– Porosity measurements for solids 

Educational background


Nov. 2021 – Present

– Matriculated at Humboldt University of Berlin – Supervisor: Prof. Dr. Philipp Adelhelm 

– Working at the Federal Institute for Materials Research and Testing (BAM), Division 3.6 Electrochemical Energy Materials – Supervisor: Dr. Tim Fellinger

Integrated Master

(subsequent bachelor’s and master’s degrees)


Scotland, Edinburgh, University of Edinburgh, School of Chemistry, Chemistry

Master Thesis topic:  Formation and Hydration of Tetra-calcium Aluminoferrite Phases Containing Potentially Toxic Elements. Supervisor: Dr. Caroline Kirk.

Professional career

2018 – Henkel AG: One-month internship in the packaging department of the consumer goods company Henkel

2017 – SystemIQ: One-month internship at consulting firm SystemIQ focused on circular economy


Awards & Accomplishments

PhD is funded through the DialySorb Project via The Federal Ministry of Education and Research. Project members: TU Berlin, HZB and BAM

September, 2022 – Berlin, Germany
Young Electrochemists Pitch at GDCh Electrochemistry conference 

Pitch Topic: Investigation and Development of Tailor-Made Core-Shell Hard Carbon Materials to be used as Negative Electrodes in Sodium Ion Batteries

October, 2022 – Barcelona, Spain

Materials for Sustainable Development Conference  

February, 2023 – Vienna, Austria

34. Deutsche Zeolith-Tagung

Poster Title: Development of tailormade core-shell hard carbon materials as anode materials in sodium ion batteries

October 2023 – Gothenburg, Sweden

244th ECS Meeting.

Talk Title: Developing Tailor-Made Core-Shell Carbon Anode Materials for Sodium Ion Batteries