Personal profile:

Profile photo of  Dr. Helen Freeman

Dr. Helen Freeman

Section 4.4: Interface Geochemistry

Helmholtz Centre Potsdam
GFZ German Research Centre for Geosciences

Building C, room 122
14473 Potsdam
Phone: +49 331 288-21475
e-mail: helen.freeman(at)


About the person

Function and Responsibilities:

    Post Doctoral Research Assistant

  • Set up and develop a new liquid cell transmission electron microscopy system at the GFZ.
  • Quantify molecular-scale reactions with special focus on nanoparticle formation, biomineralisation and biological surface reactions (with Tomasz Stawski and Joern Hoevelmann)
  • Collect and process complex high-resolution imaging and micro-spectroscopic data
  • Integrate high-resolution imaging results with theoretical and modeling results

Research Interests:

  • In situ (S)TEM, EELS, EDX, SAED
  • Carbon related materials
  • Biomineralisation
  • Material degradation


2011 – 2016: Combined MSc and PhD in Nuclear Engineering at the University of Leeds (MSc)
Supervisors: Dr. Andrew Scott and Prof. Rik Brydson.
Title: ‘Atomic Scale Investigation of Neutron and Electron Radiation Damage in Nuclear Graphite’

2015 (June – August) Space Studies Programme at the International Space University

2010 – 2011: MSc Sustainable and Environmental Technology at the University of Manchester

2007 – 2010: BSc Physics at the University of Manchester