Results 41 to 50 of about 14,849,827 (330)

Correlating Decoherence in Transmon Qubits: Low Frequency Noise by Single Fluctuators. [PDF]

open access: yesPhysical Review Letters, 2019
We report on long-term measurements of a highly coherent, nontunable superconducting transmon qubit, revealing low-frequency burst noise in coherence times and qubit transition frequency.
S. Schloer   +7 more
semanticscholar   +1 more source

Investigation of Noise Properties in the InP HEMT for LNAs in Qubit Amplification: Effects From Channel Indium Content

open access: yesIEEE Journal of the Electron Devices Society
The InP high-electron-mobility transistor (HEMT) is employed in cryogenic low-noise amplifiers (LNAs) for the readout of faint microwave signals in quantum computing.
Junjie Li   +3 more
doaj   +1 more source

A low power low noise eight-phase output ring oscillator

open access: yesDianzi Jishu Yingyong, 2018
Aiming at the problems of the ring oscillator such as large power consumption, loud noise, linearity deficiency etc., a novel ring oscillator with cross feed forward structure is proposed based on TSMC 55 nm process.
Li Xin, Zhang Haining, Liu Min
doaj   +1 more source

Correcting low-frequency noise with continuous measurement [PDF]

open access: yes, 2006
Low-frequency noise presents a serious source of decoherence in solid-state qubits. When combined with a continuous weak measurement of the eigenstates, the low-frequency noise induces a second-order relaxation between the qubit states. Here we show that
C. Gardiner, L. Tian, M. A. Nielsen
core   +2 more sources

Hearing in young adults, part II : the effects of recreational noise exposure [PDF]

open access: yes, 2015
Great concern arises from recreational noise exposure, which might lead to noise-induced hearing loss in young adults. The objective of the current study was to evaluate the effects of recreational noise exposure on hearing function in young adults.
Dhooge, Ingeborg   +2 more
core   +4 more sources

Low-noise kinetic inductance traveling-wave amplifier using three-wave mixing. [PDF]

open access: yesApplied Physics Letters, 2015
We have fabricated a wide-bandwidth, high dynamic range, low-noise cryogenic amplifier based on a superconducting kinetic inductance traveling-wave device. The device was made from NbTiN and consisted of a long, coplanar waveguide on a silicon chip.
M. Vissers   +6 more
semanticscholar   +1 more source

A Dual-Band Low Noise Low Power Local LC Oscillator

open access: yesIranian Journal of Electrical and Electronic Engineering, 2021
In this paper a novel design is presented for a dual-band LC oscillator, using an analytical approach. The core of the proposed circuit contains a cross-coupled CMOS LC oscillator with two serried LC tanks so that the inductors of these tanks have mutual
H. Ghonoodi, M. Hadjmohammadi
doaj  

Ultrastable low-noise current amplifier

open access: yes, 2014
An ultrastable low-noise current amplifier (ULCA) is presented. The ULCA is a non-cryogenic instrument based on specially designed operational amplifiers and resistor networks.
Ahlers, Franz Josef   +4 more
core   +1 more source

Active noise cancellation of low frequency noise propagating in a duct

open access: yesInternational Journal of Environmental Health Engineering, 2012
Aims: The object is to find a manner of reduction primary noise from a source by an electro acoustic device that cancels unwanted sound by generating an anti sound (anti noise) of equal amplitude and an opposite phase is described as an active noise ...
Farhad Forouharmajd   +3 more
doaj   +1 more source

Ultra low noise YBCO nanoSQUIDs implementing nanowires [PDF]

open access: yes, 2014
We present results on ultra low noise YBa$_2$Cu$_3$O$_{7-\delta}$ nano Superconducting QUantum Interference Devices (nanoSQUIDs). To realize such devices, we implemented high quality YBCO nanowires, working as weak links between two electrodes.
Arpaia, Riccardo   +5 more
core   +2 more sources

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