Episode 33

Beyond Silicon: The Future of Solar Energy Ep 33: Professor Christos Markides & Dr Flurin Eisner

In 2025, the UK generated over 14 billion kilowatt-hours of solar electricity, enough to power more than 5 million homes. With solar technology evolving faster than ever, could the next leap in solar power come from labs pushing the boundaries of energy science? 

Host - Prof. Christos Markides - Clean energy technologies in the department of Chemical Engineering at Imperial 

Guest  - Dr Flurin Eisner - Lecturer and researcher in Green Energy and Sustainable Engineering at Queen Mary University 

 

Topics Discussed  

  • Technology improvements in solar cells 
  • Generation capacity for manufacturing solar technologies 
  • Growth rate of PV industry 
  • Technical dive into converting solar power to energy 
  • Solar heat converted to cooling technologies 
  • UK’s Solar PV generation vs that of Europe. 

Timecode & Chapters;  

00:00 - Introduction to the Energy Futures Podcast 

00:45 - Meet the Hosts: Christos Markides and Flurin Eisner 

02:00 - Overview of Solar Energy Potential and Global Usage 

04:30 - Growth of Photovoltaics (PV) and Silicon Dominance 

07:00 - Monocrystalline vs Polycrystalline Silicon 

08:30 - Emerging Solar Technologies: Perovskites and Organics 

11:00 - Advantages and Challenges of Perovskite Solar Cells 

13:30 - Tandem Solar Cells and Efficiency Gains 

15:00 - Organic PV: Flexibility, Colour Tuning, and Indoor Use 

17:30 - Energy Payback Time and Sustainability of New Technologies 

19:30 - Hybrid PV-Thermal Systems and Heat Recovery 

22:00 - Thermal Storage and Concentrated Solar Power (CSP) 

24:30 - Grid Integration and the Role of Storage 

26:30 - Desert Tech and International Solar Projects 

28:00 - Challenges in Grid Infrastructure and Distribution 

30:00 - Capacity Factors and Renewable Energy Intermittency 

32:00 - Solar for Cooling and Building Integration 

34:00 - Light Management and Spectral Tuning in PV 

36:00 - Material Design and AI in Solar Research 

38:00 - Policy, Funding, and the UK’s Role in PV Innovation 

40:00 - Solar Panel Adoption in UK Homes and Feed-in Tariffs 

42:00 - Final Thoughts: The Solar Revolution is Here 

43:00 - Outro and Energy Futures Lab Mission 

Christo's links: LinkedIn - Christos Markides | LinkedIn 

Imperial profile - Christos Markides Profile | Imperial College London 

Flurin’s links: LinkedIn - Flurin Eisner | LinkedIn 

Produced by Annemarie van Basten 

Annemarie Van Basten | LinkedIn 


Additional Links  

Joint Article Publication by Prof. Christos Markides and Dr. Maria Herrando 

Hybrid PV and solar-thermal systems for domestic heat and power provision in the UK: Techno-economic considerations 

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Energy Futures Podcast
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