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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 ...
Dec. 28, 2023 Researchers have developed a high-speed, high-sensitivity terahertz-wave detector operating at room temperature, paving the way for advancements in the development of next generation 6G/7G ...
Dec. 21, 2023 High-frequency terahertz waves have great potential for a number of applications including next-generation medical imaging and communication. Researchers have shown that the transmission of terahertz ...
Aug. 14, 2023 Medical imaging via X-rays, CT scans, MRIs and ultrasounds provide health-care professionals with unique perspectives and a better understanding of what's happening inside a patient's body. ...
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 ...
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 ...
Nov. 7, 2023 A team of researchers has built a prototype microscope that does not rely on backscattered radiation, instead uses passive detection of thermally excited evanescent waves. They have examined ...