1) Electromagnetiske felter.

2) Optiske sensorer og avbildningssystemer.

3) Statistisk fysikk og mikrostrukturer.

4) Fornybare energikilder.

Store norske leksikon (Fluidmekanikk – Store norske leksikon (snl.no) og Varme- og stofflære – Store norske leksikon (snl.no))

 

PHYS102 (emneansvarlig vår 2020-) og PHYS208 (emneansvarlig høst 2015-).

Tidligere emneansvarlig for PHYS111 (2008-2014) og PHYS328.

Har gjennom årene bidratt til følgende kurs: PHYS114, PHYS117, NANO200, ENERGI210/ENERGI360, SDG207.

2024

• Håskjold, Olav Ekornes; Helseth, Lars Egil (2024). Design of electrical energy harvesting devices utilizing air bubbles sliding along a fluoropolymer immersed in water. (ekstern lenke)
• Helseth, Lars Egil (2024). Charge Transfer Quenching and Maximum of a Liquid-Air Contact Line Moving over a Hydrophobic Surface. (ekstern lenke)
• Helseth, Lars Egil (2024). Humidity and heat transport during electrical heating of an ionic hydrogel. (ekstern lenke)

2023

• Helseth, Lars Egil; Greve, Martin Møller (2023). Wetting of porous thin films exhibiting large contact angles. (ekstern lenke)
• Helseth, Lars Egil (2023). Transmission of electromagnetic waves from a plasma globe to a light emitting diode. (ekstern lenke)
• 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. (ekstern lenke)

2022

• Helseth, Lars Egil (2022). The nonlinearities in the galvanostatic charging curves of supercapacitors provide insights into charging mechanisms. (ekstern lenke)
• Helseth, Lars Egil (2022). Charging a electrochemical double layer supercapacitor exhibiting a distribution of relaxation times. (ekstern lenke)
• Helseth, Lars Egil (2022). Harvesting electrical energy from water drops falling on a vibrating cantilever. (ekstern lenke)
• Helseth, Lars Egil; Wen, Hanzhen (2022). Magnetic docking stations for remotely powered light emitting diodes. (ekstern lenke)

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