A mechanically stable, optically parametric oscillator. (Image: Fraunhofer ILT)
When operated at 300W, the bars achieve an efficiency of about 70 per cent in the wavelengths of 1,000 and 1,020nm
High-power blue diode lasers are becoming available that have significant advantages over traditional infrared lasers for machining metals. Greg Blackman investigates
Sanin Zulic and Sunil Pathak share how laser shock peening can be used to improve residual stresses in additively manufactured parts
Sanin Zulic and Sunil Pathak share how laser shock peening can be used to improve residual stresses in additively manufactured parts
Mark Zediker, Jean-Michel Pelaprat and Andrew Dodd share how early results are already demonstrating the advantages of blue lasers in additive manufacturing
Mark Zediker, Jean-Michel Pelaprat and Andrew Dodd share how early results are already demonstrating the advantages of blue lasers in additive manufacturing
Alexandre Rondepierre and Olivier Casagrande demonstrate a new approach that overcomes existing laser shock peening challenges
Alexandre Rondepierre and Olivier Casagrande demonstrate a new approach that overcomes existing laser shock peening challenges
(Image: Andrey Armyagov/Shutterstock)
An brief look at laser cutting and some of the technology developments made in recent years
Richard Stähr and his colleagues are using laser drilling to produce perforated acoustic liners for insulating aircraft noise
Richard Stähr and his colleagues are using laser drilling to produce perforated acoustic liners for insulating aircraft noise
Oliver Haupt and Jan Brune describe how deep-UV excimer lasers can overcome microLED display manufacturing challenges
Oliver Haupt and Jan Brune describe how deep-UV excimer lasers can overcome microLED display manufacturing challenges
Hot-fire testing of a GRCop-42 L-PBF chamber and NASA HR-1 LP-DED nozzle with integral channels at the NASA Marshall Space Flight Center. (Image: NASA)
Matthew Dale learns how additive manufacturing is optimising the production of rocket components
Frederic Schell and Christoph Zwahr describe how direct laser interference patterning can augment additively manufactured medical implants
