Holmen, Lars Grønmark; Fonnum, Helge. Holmium-doped fiber amplifier for pumping a ZnGeP2optical parametric oscillator. Optics Express 2021 ;Volum 29.(6) s. 8477-8489

Holmen, Lars Grønmark; Shardlow, Peter C; Barua, Pranabesh; Sahu, Jayanta K; Simakov, Nikita; Hemming, Alexander; Andrew Clarkson, W. Tunable holmium-doped fiber laser with multiwatt operation from 2025 nm to 2200 nm. Optics Letters 2019 ;Volum 44.(17) s. 4131-4134 FFI UiO

Holmen, Lars Grønmark; Rustad, Gunnar; Haakestad, Magnus W.. Eye-safe fiber laser for long range 3D imaging applications. Applied Optics 2018 ;Volum 57. s. 6760-6767

Holmen, Lars Grønmark; Rustad, Gunnar; Haakestad, Magnus W.. Robust eye-safe pulsed fiber laser source for 3D ladar applications. Proceedings of SPIE, the International Society for Optical Engineering 2017 ;Volum 10434. s. -

Holmen, Lars Grønmark; Haakestad, Magnus W.. Optical limiting properties and z-scan measurements of carbon disulfide at 2.05  μm wavelength. Journal of the Optical Society of America. B, Optical physics 2016 ;Volum 33q.(8) s. 1655-1660

Holmen, Lars Grønmark; Haakestad, Magnus W.. Optical limiting properties of carbon disulfide at 2.05μm wavelength. Proceedings of SPIE, the International Society for Optical Engineering 2016 ;Volum 9731.