Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.

Learn how to create a simple DIY LED notification light for your smartphone by repurposing an old earphone jack and an LED ...

Abstract: Heat accumulation seriously affects the photothermal performances of high-power deep-ultraviolet light-emitting diodes (DUV LEDs). In this letter, plated copper on thick film (PCTF) diamond ...

Abstract: Recent advancements in LED technology have led to the popularity of reduced-power processing schemes owing to their ability to improve conversion efficiency. When LEDs are connected to the ...