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Related papers: Wiggler for CESR operation at 2 GeV

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In this paper, we present optimization techniques for WSNs. Our main goal is to minimize the power consumption and latency. We address the problem of minimizing the energy consumption in WSNs including hardware. ZigBee protocol is used to…

Networking and Internet Architecture · Computer Science 2014-07-02 Fatma Almajadub , Khaled Elleithy

Large-scale integration of inverter-based resources into power grids worldwide is challenging their stability and security. This paper takes a closer look at synchronous condensers as a solution to mitigate stability challenges caused by…

Systems and Control · Electrical Eng. & Systems 2026-04-06 Amir Sajadi , Barry Mather , Bri-Mathias Hodge

The increasing penetration of inverter-based resources (IBRs) has fundamentally altered the transient stability characteristics of modern power systems. IBRs typically rely on proportional--integral (PI) controllers for synchronization and…

Systems and Control · Electrical Eng. & Systems 2026-04-28 Yifan Zhang , Hsiao-Dong Chiang , Yitong Li , Yang Wu

The generation of optical pulses at ultra low bias level, thus low energy cost, is explored in a commercial microcavity semiconductor laser in view of testing the principle of energy efficient information encoding in potential integrated…

Optics · Physics 2019-03-27 Tao Wang , Gaofeng Wang , Gian Piero Puccioni , Gian Luca Lippi

All the possible CP-conserving non-linear operators up to the $p^4$-order in the Lagrangian expansion are analysed here for the left-right symmetric model in the non-linear electroweak chiral context coupled to a light dynamical Higgs. The…

High Energy Physics - Phenomenology · Physics 2016-12-20 Jing Shu , Juan Yepes

A very simple and efficient evaluation procedure is suggested for the design of high power single mode VCSELs by reviewing the physical mechanisms that governs mode transition and simplifying the computation steps. In addition, the new…

Optics · Physics 2018-05-09 Young-Gu Ju

Recently, the volatility associated with marginal prices has increased due to large scale integration of renewable generation. Price volatility is undesirable from a consumer perspective. To address this issue, we present a framework for…

Optimization and Control · Mathematics 2018-12-11 Shantanu Chakraborty , Kyri Baker , Milos Cvetkovic , Remco Verzijlbergh , Zofia Lukszo

We derive the most general effective low-energy potential to order O(1/m) for slow Dirac fermions with mass m, coupled to gravitational, chameleon and torsion fields in the Einstein-Cartan gravity. The obtained results can be applied to the…

General Relativity and Quantum Cosmology · Physics 2016-01-20 A. N. Ivanov , M. Wellenzohn

Energy harvesting (EH) has recently emerged as a key technology for green communications as it can power wireless networks with renewable energy sources. However, directly replacing the conventional non-EH transmitters by EH nodes will be a…

Information Theory · Computer Science 2016-11-17 Yaming Luo , Jun Zhang , Khaled B. Letaief

This paper develops a multivariable current control strategy for inverter-based resources (IBRs) based on optimal control theory to enhance their dynamic performance and grid synchronization stability. The structure of the implemented…

Systems and Control · Electrical Eng. & Systems 2025-09-11 Hassan Yazdani , Ali Maleki , Saeed Lotfifard , Ali Saberi

The second-order sub-optimal sliding mode control (SMC), known in the literature for the last two decades, is extended by a control-off mode which allows for saving energy during the finite time convergence. The systems with relative degree…

Optimization and Control · Mathematics 2023-05-16 Michael Ruderman , Alessandro Pisano , Elio Usai

A Wireless Sensor Network (WSN) is a collection of tiny nodes that have low energy levels and have become an essential component of the modern communication infrastructure and very important in industry and academia. Energy is crucial in…

Networking and Internet Architecture · Computer Science 2020-02-19 Ghassan Samara , Ghadeer Al Besani , Mohammad Alauthman , Mohammad Al Khaldy

Wireless systems that carry delay-sensitive information (such as speech and/or video signals) typically transmit with fixed data rates, but may occasionally suffer from transmission outages caused by the random nature of the fading…

Information Theory · Computer Science 2016-11-15 Zoran Hadzi-Velkov , Nikola Zlatanov , Robert Schober

Distributed asynchronous SGD has become widely used for deep learning in large-scale systems, but remains notorious for its instability when increasing the number of workers. In this work, we study the dynamics of distributed asynchronous…

Machine Learning · Computer Science 2018-05-23 Joeri Hermans , Gilles Louppe

Quench protection of full-size high-field accelerator magnets poses significant challenges. Maintaining the hot-spot temperature and peak voltage-to-ground within acceptable limits requires a protection system that quickly transitions most…

Applied Physics · Physics 2024-09-10 Emmanuele Ravaioli , Arjan Verweij , Mariusz Wozniak

In this paper we optimize the experimental parameters to operate a Free Electron Laser with a laser wiggler in the Angstrom region. We show that the quantum regime of the Self Amplified Spontaneous Emission (Quantum SASE) may be reached…

Accelerator Physics · Physics 2008-11-26 R. Bonifacio , N. Piovella , M. M. Cola

The absolute requirement to increase the amount of energy generation from renewable sources e.g. predominantly asynchronously connected wind turbines and photovoltaic installations, may in practice during transient events (where frequency…

Systems and Control · Electrical Eng. & Systems 2019-08-14 Marios Zarifakis , William T. Coffey , Yuri P. Kalmykov , Serguey V. Titov , Declan J. Byrne , Stephen J. Carrig

We propose an innovative beam cooling scheme based on laser driven plasma wakefields to address the challenge of high luminosity generation for a future linear collider. For linear colliders, beam cooling is realised by means of damping…

Advances in microgrids powered by Distributed Energy Resources (DERs) make them an attractive response capability for improving the resilience of electricity distribution networks (DNs). This paper presents an approach to evaluate the value…

Optimization and Control · Mathematics 2019-05-13 Devendra Shelar , Saurabh Amin , Ian Hiskens

Tethered quadcopters are used for extended flight operations where the power to the system is provided via a tether connected to an external power source. In this work, we consider a system of multiple quadcopters powered by a single…

Systems and Control · Electrical Eng. & Systems 2022-09-28 Karan P. Jain , Prasanth Kotaru , Massimiliano de Sa , Koushil Sreenath , Mark W. Mueller