projects

My own engineering work, and a showcase of the student theses I have supervised at ETH Zürich. Every card is tagged by topic and method.

Cryogenics

Magnetic refrigeration for the Future Circular Collider
Magnetic refrigeration for the Future Circular Collider
cryogenics thermodynamics mathematical modelling
Cryogenic Moderator System for the European Spallation Source
Cryogenic Moderator System for the European Spallation Source
cryogenics thermodynamics prototyping / open hardware
Equations of state for cryogenic mixtures
Equations of state for cryogenic mixtures
cryogenics thermodynamics equations of state optimization
Joule-Thomson coefficient measurements
Joule-Thomson coefficient measurements
cryogenics thermodynamics equations of state sensing & instrumentation

Biogas

Low-cost biogas flow and composition sensing
Low-cost biogas flow and composition sensing
biogas sensing & instrumentation prototyping / open hardware field deployment
Design and Development of a Low-Cost Hydrogen Sulfide Sensor System for Biogas Monitoring
Design and Development of a Low-Cost Hydrogen Sulfide Sensor System for Biogas Monitoring
BSc · Flurin Vital · 2026
biogas sensing & instrumentation prototyping / open hardware
Design, Implementation, and Validation of a Continuous Anaerobic Digestion Pasteurization Plant for Decentralized Sanitation in Malawi
Design, Implementation, and Validation of a Continuous Anaerobic Digestion Pasteurization Plant for Decentralized Sanitation in Malawi
MSc · Luca Tim Jakobs · 2026
biogas sanitation prototyping / open hardware field deployment
Sludge Pasteurization with Solar Water Heaters: An Off-Grid Electrically Controlled Solution
Sludge Pasteurization with Solar Water Heaters: An Off-Grid Electrically Controlled Solution
MSc · Recep Polat · 2026
biogas sanitation thermodynamics field deployment
Improving the Solar Sludge Pasteurization Technology
Improving the Solar Sludge Pasteurization Technology
MSc · Deniz Cinar · 2025
biogas sanitation field deployment prototyping / open hardware
Development of a Low-cost Biogas Monitoring Sensor
Development of a Low-cost Biogas Monitoring Sensor
MSc · Elia Weber · 2025
biogas sensing & instrumentation prototyping / open hardware mathematical modelling
Sludge Pasteurization with Solar Water Heaters – System Optimization
Sludge Pasteurization with Solar Water Heaters – System Optimization
MSc · Gianluca Lotti · 2025
biogas sanitation field deployment optimization
System Parameter Analysis of a Biogas-Powered Faecal Sludge Pasteuriser
System Parameter Analysis of a Biogas-Powered Faecal Sludge Pasteuriser
BSc · Jent Imelman · 2024
biogas sanitation thermodynamics mathematical modelling
Solar Pasteurization for Anaerobic Digestion Sludge
Solar Pasteurization for Anaerobic Digestion Sludge
MSc · Tim-Luân Grimont · 2024
biogas sanitation field deployment mathematical modelling

Water & Sanitation

3D-Printed Device for Microbial Water Quality Testing
3D-Printed Device for Microbial Water Quality Testing
BSc · Gabriel Moreno · 2026
sanitation water sensing & instrumentation prototyping / open hardware
Urine-Diverting Dry Toilet: Design, Manufacturing, and Performance Testing of Earth Concrete
Urine-Diverting Dry Toilet: Design, Manufacturing, and Performance Testing of Earth Concrete
MSc · Teymour D'Andrea · 2025
sanitation prototyping / open hardware field deployment water
Design and Integration of a Cooling System for Openversum's Water Filtration Technology
Design and Integration of a Cooling System for Openversum's Water Filtration Technology
MSc · Fernand Braam · 2024
thermodynamics water prototyping / open hardware mathematical modelling

Anthropogenic Waste

Development and Field Testing of a Solar-Powered Glass Tumbler for Waste Glass Processing in Cape Maclear, Malawi
Development and Field Testing of a Solar-Powered Glass Tumbler for Waste Glass Processing in Cape Maclear, Malawi
MSc · Emma Steinke · 2026
anthropogenic waste prototyping / open hardware field deployment
Air quality monitoring from open waste and incinerator burning in Cape Maclear, Malawi
Air quality monitoring from open waste and incinerator burning in Cape Maclear, Malawi
MSc · Raphaël Bahisson · 2025
air quality anthropogenic waste sensing & instrumentation field deployment
Closing the Loop – Frugal Innovation in Plastic Sorting: Design, Implementation, and Testing of a Sink-Float Separator for Waste Recycling in Malawi
Closing the Loop – Frugal Innovation in Plastic Sorting: Design, Implementation, and Testing of a Sink-Float Separator for Waste Recycling in Malawi
MSc · Sven Prinz · 2025
anthropogenic waste prototyping / open hardware field deployment
Guidelines for Low-Cost Incineration Systems
Guidelines for Low-Cost Incineration Systems
Semester project · Joël Kocher · 2024
anthropogenic waste air quality field deployment sensing & instrumentation
Waste Logistics and Transport Modelling in Cape Maclear, Malawi
Waste Logistics and Transport Modelling in Cape Maclear, Malawi
MSc · Josch Stricker · 2024
anthropogenic waste mathematical modelling optimization field deployment
Development of a Low-Cost Incinerator in Cape Maclear, Malawi
Development of a Low-Cost Incinerator in Cape Maclear, Malawi
MSc · Mosè Peduzzi · 2024
anthropogenic waste air quality prototyping / open hardware field deployment
Construction of a Glass Crusher and Evaluation of Waste Valorization Pathways for Cape Maclear, Malawi
Construction of a Glass Crusher and Evaluation of Waste Valorization Pathways for Cape Maclear, Malawi
MSc · Philippe Colbach · 2024
anthropogenic waste prototyping / open hardware field deployment
Tipping Aid for Loading Small Trucks on Waste Collection Tours
Tipping Aid for Loading Small Trucks on Waste Collection Tours
MSc · Dominic Wälti · 2023
anthropogenic waste prototyping / open hardware field deployment

Organic Waste

Design and Construction of a Black Soldier Fly Larvae Counting Machine
Design and Construction of a Black Soldier Fly Larvae Counting Machine
MSc · Jonas Biner · 2025
organic waste sensing & instrumentation prototyping / open hardware optimization

Air Quality

Testing, Calibration, and Three-Wavelength Adaptation of bcMeter, an Open-Source, Low-Cost Black Carbon Monitor
Testing, Calibration, and Three-Wavelength Adaptation of bcMeter, an Open-Source, Low-Cost Black Carbon Monitor
MSc · Serena Gioia Loggia · 2025
air quality sensing & instrumentation prototyping / open hardware mathematical modelling

Energy & Mobility

Development of a Pay-As-You-Go Battery-Charging System for Electric Mobility in Nairobi, Kenya
Development of a Pay-As-You-Go Battery-Charging System for Electric Mobility in Nairobi, Kenya
MSc · Patrick Fässler · 2026
prototyping / open hardware field deployment sensing & instrumentation