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Jan. 11, 2022 —Researchers have now succeeded in producing an extremely simple and compact source of terahertz radiation: An oscillator with double resonant-tunneling diodes. Its radiation power significantly ...
Sep. 8, 2020 —Future wireless networks of the 6th generation (6G) will consist of a multitude of small radio cells that need to be connected by broadband communication links. In this context, wireless transmission ...
Sep. 24, 2020 —Scientists have invented a new type of accelerator structure that could make accelerators used for a given application 10 times ...
Dec. 15, 2022 —Researchers have built a tiny butterfly-shaped optical resonator to improve the sensitivity of ultrafast measurements of electron beam pulses. They found that the enhancement allows less intense ...
Feb. 3, 2021 —Researchers demonstrate wireless transmission of uncompressed full-resolution 8K video using terahertz waves, accelerating research and development of Beyond 5G towards ...
July 23, 2021 —Researchers have developed a general framework and metadevices for achieving dynamic control of THz wavefronts. Instead of locally controlling the individual meta-atoms in a THz metasurface (e.g., ...
Jan. 26, 2022 —Researchers have taken a major step towards bringing terahertz frequencies out of their hard-to-reach region of the electromagnetic spectrum and into everyday applications. Researchers demonstrate a ...
July 30, 2021 —Engineers have developed a more efficient way of converting light from one wavelength to another, opening the door for improvements in the performance of imaging, sensing and communication ...
June 28, 2023 —With a flick of a switch, current technologies allow you to quickly change materials from being dark to light, or cold to hot, just by blocking or transmitting specific wavelengths. But now, inspired ...
Sep. 8, 2020 ———研究人员已经成功地演示了一个房间temperature coherent amplification of terahertz (THz) radiation in graphene, electrically driven by a dry cell ...