Nuclear magnetic resonance (NMR) spectroscopy is a technique that detects the chemical environment of atomic nuclei by the absorption of radio-frequency electromagnetic radiation when in the ...

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As per Lockheed Martin's January 22 statement, it will not be one TacIRST but a “ distributed set of embedded TacIRST sensors” comprising the Infrared Defensive System (IRDS). Lockheed Martin shared ...

Wireless broadband is fueled by radio spectrum—the invisible real estate that makes your device mobile—and we don't have any more fuel to give. The federal government sits on nearly 60 percent ...

Researchers and developers of mid-wave infrared (MWIR) lasers have been on the hunt for an optical spectrum analyzer to quickly and precisely analyze the wavelength spectrum of lasers, especially in ...

More information: Yaqing Zhang et al, Nanoscopic acoustic vibrational dynamics of a single virus captured by ultrafast spectroscopy, Proceedings of the National Academy of Sciences (2025).