Results 1 to 10 of about 99,046 (328)

Microwave Photon Detector in Circuit QED [PDF]

open access: greenPhysical Review Letters, 2009
Quantum optical photodetection has occupied a central role in understanding radiation-matter interactions. It has also contributed to the development of atomic physics and quantum optics, including applications to metrology, spectroscopy, and quantum ...
G. Romero   +2 more
core   +8 more sources

A novel sandwich-type terahertz metasurface sensor integrated ultrathin microfluidic channel for direct detection of aqueous solutions [PDF]

open access: yesNanophotonics
A considerable part of the energy of the traditional terahertz metasurface sensor located in the substrate/dielectric layer, which cannot contact and interact with the analyte, resulting in energy loss and greatly limiting the sensitivity of the sensor ...
Cao Yunhao   +8 more
doaj   +2 more sources

A MIMO Radar System based on Fractal Antenna Arrays for Level Measurement Applications [PDF]

open access: yesAdvances in Radio Science, 2021
In this contribution, the design of a multiple-input multiple-output (MIMO) radar system in 77–81 GHz range with 18 transmitting antennas and 24 receiving antennas for measuring the height profile of bulk solids in silos, is presented and discussed.
C. Dahl, M. Vogt, I. Rolfes
doaj   +1 more source

Characterization and Modeling of Quantum Dot Behavior in FDSOI Devices

open access: yesIEEE Journal of the Electron Devices Society, 2022
A compact analytical model is proposed along with a parameter extraction methodology to accurately capture the steady-state (DC) sequential tunneling current observed in the subthreshold region of the transfer $I_{DS}-V_{GS}$ characteristics of MOSFETs
S. Pati Tripathi   +11 more
doaj   +1 more source

High-Tc Superconducting Microwave and Millimeter Devices and Circuits—An Overview

open access: yesIEEE Journal of Microwaves, 2022
High temperature (high-Tc) superconductors (HTS) have found many applications in the last two decades. To microwave researchers and engineers, the ultra-low surface resistance of the thin-film HTS materials at microwave and millimeter frequencies and the
Ting Zhang, Jia Du, Y. Jay Guo
doaj   +1 more source

Application of Memristors in Microwave Passive Circuits [PDF]

open access: yes, 2015
The recent implementation of the fourth fundamental electric circuit element, the memristor, opened new vistas in many fields of engineering applications.
Potrebic, M., Tosic, D.
core   +4 more sources

Non-Contact Detection of Vital Signs Based on Improved Adaptive EEMD Algorithm (July 2022)

open access: yesSensors, 2022
Non-contact vital sign detection technology has brought a more comfortable experience to the detection process of human respiratory and heartbeat signals.
Didi Xu   +3 more
doaj   +1 more source

Direction-of-Arrival Estimation With ULA: A Spatial Annihilating Filter Reconstruction Perspective

open access: yesIEEE Access, 2018
Direction-of-arrival (DOA) estimation under low signal-to-noise ratio (SNR) and snapshot deficient scenarios has practical application value. Since the array output of the uniform linear array (ULA) can be viewed as a linear combination of the equal ...
Yujian Pan   +3 more
doaj   +1 more source

Wideband Direction-of-Arrival Estimation With Arbitrary Array via Coherent Annihilating

open access: yesIEEE Access, 2019
In this paper, a new wideband DOA estimation method for arbitrary array application is proposed. The arbitrary array manifold is approximately decomposed under the concept of manifold separation technique (MST) and a linear combination of the equal ...
Yujian Pan   +4 more
doaj   +1 more source

Realization of microwave quantum circuits using hybrid superconducting-semiconducting nanowire Josephson elements [PDF]

open access: yes, 2015
We report the realization of quantum microwave circuits using hybrid superconductor-semiconductor Josephson elements comprised of InAs nanowires contacted by NbTiN.
Akhmerov, A. R.   +8 more
core   +4 more sources

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