نتایج جستجو برای: zcs

تعداد نتایج: 280  

2015
Andrea Todisco Maria Mao Theresa M Keeley Wei Ye Linda C Samuelson Kathryn A Eaton

We reported that transgenic expression of the bone morphogenetic protein (BMP) signaling inhibitor noggin in the mouse stomach, leads to parietal-cell (PC) loss, expansion of transitional cells expressing markers of both mucus neck and zymogenic lineages, and to activation of proliferative mechanisms. Because these cellular changes were associated with increased levels of the hormone gastrin, w...

Journal: :Applied sciences 2021

An active clamp boost converter with blanking time auto-tuned is presented herein, and this implemented by an additional auxiliary switch, resonant inductor, capacitor as compared the conventional converter. In structure, both main switches have zero voltage switching (ZVS) turn-on well output diode has current (ZCS) turn-off, causing overall efficiency of to be upgraded. Moreover, circuit adop...

Journal: :Journal of Advanced Transportation 2022

A plug-in hybrid electric vehicles (PHEV) charger adapter consists of an AC/DC power factor correction (PFC) circuit accompanied by a full-bridge isolated DC/DC converter. This paper introduces efficient two-stage topology with improved PFC rectifier as front-end and high-frequency zero voltage switching (ZVS). Current (ZCS) converter is the second part. The chosen bridgeless interleaved (BLIL)...

2009
Wafa' S. Al-Sharafat

Summery Computer networks have expanded significantly in use and in numbers. This expansion makes them target to different attacks. Intrusion Detection System (IDS) is used to identify unknown or new type of attacks or in dynamic environments as mobile networks. As a result, it is necessary to find a ways to implement and operate IDSs. Among different techniques, Genetic-based machine learning ...

2017
Wenzheng Xu Nelson Hon Lung Chan Siu Wing Or Siu Lau Ho Ka Wing Chan

Phase-shifted converters are practically important to provide high conversion efficiencies through soft-switching techniques. However, the limitation on a resonant inductor current in the converters often leads to a non-fulfillment of the requirement of minimum load current. This paper presents a new power electronics control technique to enable the dual features of bi-directional power flow an...

2014
Elli Androulaki Ghassan Karame

Bitcoin is gaining increasing adoption and popularity nowadays. In spite of its reliance on pseudonyms, Bitcoin raises a number of privacy concerns due to the fact that all of the transactions that take place in the system are publicly announced. The literature contains a number of proposals that aim at evaluating and enhancing user privacy in Bitcoin. To the best of our knowledge, ZeroCoin (ZC...

Journal: :Physical Review Letters 2021

The first observation of exotic states with a new quark content cc¯us¯ decaying to the J/ψK+ final state is reported high significance from an amplitude analysis B+→J/ψϕK+ decay. carried out using proton-proton collision data corresponding total integrated luminosity 9 fb−1 collected by LHCb experiment at center-of-mass energies 7, 8, and 13 TeV. most significant state, Zcs(4000)+, has mass 400...

2015
K. Sravanthi

In this project reduced switching losses and high efficiency is proposed for quasi resonant converter. An AC/DC quasi resonant converter with push pull topology is coupled to two distributed boost inductors into a single magnetic core which hereby reducing the circuit volume and the cost are the development targets of switching power supply today. The quasi resonant converter has ideally zero s...

1999
Larry Bull

This paper presents results from ongoing investigations into the performance of the Michigan-style classifier system in a complex multi-agent environment. Using a simplified model of a continuous double-auction market place the use of ZCS as an adaptive economic trading agent is examined. It is shown that a number of small changes to the basic system greatly improves its performance, resulting ...

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