Spatial coherence means that there is a well-defined beam with well-defined phase across it. For many lasers, the divergence of the laser beam is as low as 1–2 times the diffraction limit ...

More information: Bo Ren et al, Coherent beam combining of two all-PM thulium-doped fiber chirped pulse amplifiers, Frontiers of Optoelectronics (2024). DOI: 10.1007/s12200-024-00117-3 Provided by ...

Physicists have transformed laser light into a supersolid, marking an entirely new process for achieving this mysterious ...

Laser propulsion systems are the most commonly ... which lose effectiveness beyond a few AU. To maintain beam coherence over such distances, advanced focusing systems would be essential.

The most powerful ultrashort electron beam ever created offers new possibilities for recreating cosmic conditions in ...

High-Power Fiber Laser Business Unit at Coherent. "The combination of high power, flexible configurations, and exceptional beam quality empowers our customers to tackle their most demanding ...

High-Power Fiber Laser Business Unit at Coherent. "The combination of high power, flexible configurations, and exceptional beam quality empowers our customers to tackle their most demanding ...

This scalability allows customers to choose the optimal laser for their specific needs, from high-volume production to intricate welding tasks. Coherent also offers a complete range of co-engineered ...