A wideband cryogenic microwave low-noise amplifier

• Boris I. Ivanov,
• Dmitri I. Volkhin,
• Ilya L. Novikov,
• Dmitri K. Pitsun,
• Dmitri O. Moskalev,
• Ilya A. Rodionov,
• Evgeni Il’ichev and
• Aleksey G. Vostretsov

Beilstein J. Nanotechnol. 2020, 11, 1484–1491, doi:10.3762/bjnano.11.131

• -electron-mobility transistor (HEMT); HEMT amplifier; microwave cryogenic amplifier; microwave superconducting circuit readout; superconducting qubit readout; Introduction Quantum microwave devices are widely used for different applications ranging from radio astronomy [1][2][3] to quantum information