English
Related papers

Related papers: A three-arm current comparator bridge, for impedan…

200 papers

We find an exact expression for the current that is induced in a 3 site ring during a multiple-path adiabatic crossing. The understanding of the dynamics requires to go beyond the two-level phenomenology. In particular we highlight a…

Quantum Physics · Physics 2013-02-13 Dotan Davidovich , Doron Cohen

We propose the design and measurement of an acoustic metasurface retroreflector that works at three discrete incident angles. An impedance model is developed such that for acoustic waves impinging at -60 degrees, the reflected wave is…

Applied Physics · Physics 2018-05-23 Chen Shen , Ana Díaz-Rubio , Junfei Li , Steven A. Cummer

A new technique for maintaining high contrast in an atom interferometer is used to measure large de Broglie wave phase shifts. Dependence of an interaction induced phase on the atoms' velocity is compensated by applying an engineered…

Quantum Physics · Physics 2009-11-10 Tony D. Roberts , Alexander D. Cronin , Martin V. Tiberg , David E. Pritchard

In this paper, an iterative method for real-time hybrid testing (RTHT) is proposed. The method seeks to iteratively balance the interface conditions between the physical and numerical substructures by controlling the periodic demand of the…

Systems and Control · Electrical Eng. & Systems 2024-06-13 Alessandra Vizzaccaro , Sandor Beregi , David A. W. Barton , Simon A. Neild

This paper presents a new technique for evaluating the consistency of the reference impedance in multiline thru-reflect-line (TRL) calibration. During the calibration process, it is assumed that all transmission line standards have the same…

Precision measurements of the beam pattern response are needed to predict the response of a radio telescope. Mapping the beam of a low frequency radio array presents a unique challenge and science cases such as the observation of the 21\,cm…

Instrumentation and Methods for Astrophysics · Physics 2024-07-08 Yifan Zhao , Daniel C. Jacobs , Titu Samson , Mrudula Gopal Krishna , Michael Horn , Marc-Olivier R. Lalonde , Raven Braithwaite , Logan Skabelund

An exact expression of the bridge-mediated donor-acceptor effective coupling, is derived. For systems represented by a tight-binding Hamiltonian with nearest-neighbor interactions, we show that the effective coupling, is equal to the…

Soft Condensed Matter · Physics 2007-05-23 D. J. Bicout , F. Varchon , E. Kats

This paper presents a circuit for precise vertical landing of drones based on a three phase-shifts detection of a single frequency transmitted from the landing point. The circuit can be considered as a new navigation sensor that assists in…

Systems and Control · Electrical Eng. & Systems 2024-02-09 Víctor Araña-Pulido , Eugenio Jiménez-Yguácel , Francisco Cabrera-Almeida , Pedro Quintana-Morales

In this paper, we propose the Wheatstone bridge configuration for enabling real-time and closed-loop stabilization and calibration of photonic devices integrated on chip. The measurement of the optical power propagating in a waveguide is…

Optics · Physics 2025-10-28 Jacek Gosciniak

We present the first demonstration of an inertially sensitive atomic interferometer based on a continuous, rather than pulsed, atomic beam at sub-Doppler temperatures in three dimensions. We demonstrate 30\% fringe contrast in continuous,…

Atomic Physics · Physics 2022-02-24 J. M. Kwolek , A. T. Black

A quantum two-path interferometer allows for direct measurement of the transmission phase shift of an electron, providing useful information on coherent scattering problems. In mesoscopic systems, however, the two-path interference is…

Mesoscale and Nanoscale Physics · Physics 2015-08-13 S. Takada , M. Yamamoto , C. Bäuerle , K. Watanabe , A. Ludwig , A. D. Wieck , S. Tarucha

The beam coupling impedances of small axisymmetric obstacles having a semi-elliptical cross section along the beam in the vacuum chamber of an accelerator are calculated at frequencies for which the wavelength is large compared to a typical…

acc-phys · Physics 2008-02-03 Robert L. Gluckstern , Sergey S. Kurennoy

This paper presents the first broadband digital over-the-air computation (AirComp) system for phase asynchronous OFDM-based federated edge learning systems. Existing analog AirComp systems often assume perfect phase alignment via channel…

Information Theory · Computer Science 2021-11-23 Xinbo Zhao , Lizhao You , Rui Cao , Yulin Shao , Liqun Fu

An all-digital comparator with full input range is presented. It outperforms the nowaday all-digital comparators with its large rail-to-rail input range. This is achieved by the proposed Yin-yang balance mechanism between the two logic…

Other Computer Science · Computer Science 2016-05-11 Bo Wang , Kezhi Li , Zhongjian Chen , Xinan Wang

Mode-division multiplexing has emerged as a promising route for increasing transmission capacity while maintaining the same level of on-chip integration. Despite the large number of on-chip mode converters and multiplexers reported for the…

We present conductance-matrix measurements of a three-terminal superconductor-semiconductor hybrid device consisting of two normal leads and one superconducting lead. Using a symmetry decomposition of the conductance, we find that the…

An experimentally realizable prototype nanophotonic circuit consisting of a receiving and an emitting nano antenna connected by a two-wire optical transmission line is studied using finite-difference time- and frequency-domain simulations.…

Optics · Physics 2012-07-09 Jer-Shing Huang , Thorsten Feichtner , Paolo Biagioni , Bert Hecht

We formulate a fully self-consistent, microscopic model to study the retardation and correlation effects of the barrier within a Josephson junction. The junction is described by a series of planes, with electronic correlation included…

Superconductivity · Physics 2009-10-31 P. Miller , J. K. Freericks

Ambient backscatter communication (AmBC) has emerged as a highly attractive paradigm for energy-efficient communication. Full-duplex multi-tag AmBC systems provide the scalability and efficient spectrum utilization essential for next…

Signal Processing · Electrical Eng. & Systems 2025-12-16 Saeed Abdallah , Mahmoud A. Albreem , Bassel Al Homssi , Mohamed Saad , Abdulmalik Alwarafy

To address the challenges that the decarbonization of the energy sector is bringing about, advanced distribution network management and operation strategies are being developed. Many of these strategies require accurate network models to…

Systems and Control · Electrical Eng. & Systems 2023-04-03 Marta Vanin , Frederik Geth , Reinhilde D'hulst , Dirk Van Hertem
‹ Prev 1 3 4 5 6 7 10 Next ›