For [emach1ne], the DIY LED was part of a Master’s degree course and began with a slice of epitaxial wafer that goes through cleaning, annealing, and acid etching steps in preparation for ...

incoming quality control at HB-LED chip fabs, and final inspection of sapphire substrates. The UltraMap C200 offers throughput of ninety 6” diameter sapphire wafers per hour with lowest cost of ...

These developments have led wafer companies to raise their operating rates since early January, with the overall average now exceeding 50%. As a result, January wafer output is expected to reach ...

LED manufacturers, for instance, like to use sapphire wafers as the substrates for their devices. “For an optically clear, hard substance, it makes sense to use a short wavelength to scribe it ...

Reliance New Energy Solar Limited (RNESL), an arm of Mukesh Ambani-led Reliance Industries Limited, has raised a stake in Germany-based silicon wafer manufacturer NexWafe GmbH as a strategic lead ...