What is behind the mysterious red lights seen over the Pacific?

Photographs taken from directly above the Pacific Ocean have shown large areas of red light emitted against the backdrop of ...
IEEE

Space Charge Effects on Short-Pulse Electron Beam Dynamics in a Classical Vacuum Diode

Abstract: Space charge effects pose significant challenges to the advancement of electron beam-based technologies. In this study, we investigate the influence of space charge effects on the evolution ...
Taiwan News

Outdoor LED Display Market Forecast 2030 Global Industry Projected to Reach US$ 15.9 Billion, Growing at a CAGR of 8.1% (2022–2030)

The global outdoor LED display market size was US$ 7,926.9 million in 2021. The global outdoor LED display market is forecast to grow to US$ 15,863.5 million by 2030 by registering a compound annual ...
IEEE

Identification and Robust Control of the Nonlinear Photoelectrothermal Dynamics of LED Systems

Abstract: In lighting systems consisting light-emitting diodes (LEDs), excessive temperature is a main cause of degraded luminous efficacy, which leads to reduced average illuminance and distorted ...