Revealing the effects of laser beam shaping on melt pool …
2023年11月1日 · The effects of laser beam shaping on melt-pool behaviour, solidified bead profile and microstructural gain morphology were studied comprehensively through high-fidelity …
The effect of the laser beam intensity profile in laser-based …
2024年4月25日 · The findings show the critical effects of laser beam shaping on melt pool behavior in DED-LB, with square beams inducing larger melt pool volumes and circular beams …
Lasers That Cast Shadows? Physics Takes a Surprising Turn
2024年11月17日 · The laser shadow effect is a consequence of optical nonlinear absorption in the ruby. The effect occurs because the green laser increases the optical absorption of the blue …
Laser Beam Shaping Overview | 爱特蒙特光学 - Edmund Optics
Learn how to navigate the many available options for shaping the irradiance profile and phase of laser beams to maximize your laser system's performance.
Laser Beam Shaping Overview - Edmund Optics
Learn how to navigate the many available options for shaping the irradiance profile and phase of laser beams to maximize your laser system's performance.
NIF's Guide to How Lasers Work
NIF, like the ruby laser, emits pulses of light lasting only billionths of a second. Laser light does not need to be visible. NIF beams start out as invisible infrared light and then pass through …
Fundamentals of Lasers - Edmund Optics
Lasers produce highly coherent, directional beams of monochromatic light. The basic structure of any laser is based on an active medium (either a gas or semiconductor) contained between …
Scientists Discover Laser Light Can Cast a Shadow | BNL Newsroom
2024年11月19日 · The laser shadow effect is a consequence of optical nonlinear absorption in the ruby. The effect occurs because the green laser increases the optical absorption of the blue …
How do lasers work? | Who invented the laser? - Explain that Stuff
4 天之前 · Lasers are amazing light beams powerful enough to zoom miles into the sky or cut through lumps of metal. Although they seem pretty recent inventions, they've actually been …
Enhancing laser beam performance by interfering intense laser …
2019年7月5日 · Here we experimentally demonstrate that using multiple coherent laser beamlets spatially and temporally overlapped, thus producing an interference pattern in the laser focus, …