Holographic optical elements (HOEs) are essential in augmented reality (AR) displays, providing benefits such as design flexibility and improved optical efficiency. However, current materials' limited ...

Researchers from TU Dresden investigate the charge and thermoelectric transport in modulation-doped large-area rubrene thin-film crystals with different crystal phases, moving closer towards highly ...

Terahertz has significant applications in high-speed wireless communication and non-destructive testing as well as in promoting scientific and technological growth. To realize the full potential of ...

A flexible dual-band electrochromic device with a high optical modulation and a long cycle life was reported. The device assembled can modulate the visible light and near-infrared independently and ...

Scientists in the Emirates have conceived a new space vector pulse width modulation method that reportedly reduces switching losses and increase efficiency in three-phase photovoltaic inverters. The ...

A silicon-lithium niobate metasurface controls light through air at gigahertz speeds, advancing compact systems for optical communication and signal routing. (Nanowerk Spotlight) Optical systems that ...

How it works: Backscattering allows devices to modulate and reflect incoming wireless signals back to the transmitter, similar to how RFID chips and contactless payment cards work by harvesting energy ...

Modulating feedwater valves, such as WARE Mod-V, were developed to answer the industry’s need for greater control, efficiency, and performance in larger boiler systems. They’re recognized as smart ...

Because of the widespread use of pulse-width modulation (PWM), the efficiency of a synchronous buck converter operating in this mode is well understood. However, relatively few designers understand ...