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\section*{1998}

Yagoubov P, Kroug M, Merkel H, Kollberg E, Gol{\textquoteright}tsman G, Svechnikov S, et al. Noise temperature and local oscillator power requirement of NbN phonon-cooled hot electron bolometric mixers at terahertz frequencies. Appl Phys Lett. 1998;73(19):2814--6.

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