Research
1) Electromagnetic fields.
2) Optical sensors and imaging systems.
3) Statistical physics of microstructures.
4) Renewable energy resources.
Outreach
Store norske leksikon (Fluidmekanikk – Store norske leksikon (snl.no))
Teaching
Course responsible for PHYS102 (spring 2020 - ) and PHYS208 (fall 2015 - ).
Previously course responsible for PHYS111 (2008-2014) and PHYS328.
Has contributed to other courses throughout the years (PHYS114, PHYS117, NANO200, ENERGI210/ENERGI360, SDG207).
Publications
2024
- Helseth, Lars Egil (2024). Charge Transfer Quenching and Maximum of a Liquid-Air Contact Line Moving over a Hydrophobic Surface. (external link)
- Helseth, Lars Egil (2024). Humidity and heat transport during electrical heating of an ionic hydrogel. (external link)
- Håskjold, Olav Ekornes; Helseth, Lars Egil (2024). Design of electrical energy harvesting devices utilizing air bubbles sliding along a fluoropolymer immersed in water. (external link)
2023
- Helseth, Lars Egil; Greve, Martin Møller (2023). Wetting of porous thin films exhibiting large contact angles. (external link)
- Helseth, Lars Egil (2023). Transmission of electromagnetic waves from a plasma globe to a light emitting diode. (external link)
- Helseth, Lars Egil (2023). Ion Concentration Influences the Charge Transfer Due to a Water−Air Contact Line Moving over a Hydrophobic Surface: Charge Measurements and Theoretical Models. (external link)
2022
- Helseth, Lars Egil (2022). Harvesting electrical energy from water drops falling on a vibrating cantilever. (external link)
- Helseth, Lars Egil; Wen, Hanzhen (2022). Magnetic docking stations for remotely powered light emitting diodes. (external link)
- Helseth, Lars Egil (2022). The nonlinearities in the galvanostatic charging curves of supercapacitors provide insights into charging mechanisms. (external link)
- Helseth, Lars Egil (2022). Charging a electrochemical double layer supercapacitor exhibiting a distribution of relaxation times. (external link)