The images below depict the latest solar laser head prototypes developed by the Laser Technology Group, from which the following achievements have emerged:
First simultaneous emission of three TEM00-mode solar laser beams

More detailed information in Liang et al (2025) Journal of Photonics for Energy
Most efficient simultaneous solar laser emissions

More detailed information in Liang et al (2022) Solar Energy Materials and Solar Cells

More detailed information in Costa et al (2025) Scientific Reports
Lowest threshold solar-pumped laser

More detailed information in Liang et al (2024), Solar Energy Materials and Solar Cells
Highly stable dual-rod solar-pumped laser

More detailed information in Tibúrcio et al (2026) Optical Materials
High tracking error compensation

More detailed information in Almeida et al (2023) Optics Express