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Aproximadamente 13064 registro(s) hasta el momento: (journal)

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Recurso libre

Yield and yield components of upland rice as influenced by nitrogen sources.
FAGERIA, N. K. - MOREIRA, A. - COELHO, A. M.

Formato:	Artigo em periódico indexado (ALICE)
Enlaces:	Ammonium sulfate and urea are main sources of nitrogen (N) for annual crop production in developing countries. Two greenhouse experiments were conducted using ammonium sulfate and urea as N sources for upland rice grown on a Brazilian Oxisol. The N…
Fecha:	2011-12-22
Recurso:	Repositório Acesso Livre à Informação Científica da Embrapa (ALICE)

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From Troubleshooting to EMR Optimization: IT Support in a General Practice Setting
Tolar, Marianne; Assessment of Technology in Context Design Lab, School of Communication, Simon Fraser University, Burnaby BC, Canada - Balka, Ellen; Assessment of Technology in Context Design Lab, School of Communication, Simon Fraser University, Burnaby BC, Canada Centre for Clinical Epidemiology & Evaluation, Vancouver BC, Canada

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	In this paper the use of an electronic medical record (EMR) system in a general practice setting is analyzed. The concept of infrastructure helps shed light on its supposed role of invisibly supporting the work practices of medical and administrative…
Fecha:	2011-08-22
Recurso:	Electronic journal of health informatics

Recurso libre

The Norwegian Coordination Reform and the Role of Electronic Collaboration
Heimly, Vigdis; Department of Computer and Information Science, Norwegian University of Science and Technology - Hygen, Jacob; Norwegian Center for Informatics in Health and Social Care

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion,
Enlaces:	The Norwegian Government has identified electronic collaboration as an important tool to support an upcoming reform in Norwegian Health Care– the Coordination Reform. The goal of the reform is to prevent citizens from becoming patients and reduce the need for…
Fecha:	2011-08-22
Recurso:	Electronic journal of health informatics

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Cambios en la organización interna de la revista, CHANGES IN THE INTERNAL ORGANIZATION OF THE JOURNAL
Hernández Pozo, María del Rocío

Formato:	,
Enlaces:	Con el ingreso de la revista al índice de revistas mexicanas científicas y tecnológicas de CONACYT para el período 2010-2011, su aceptación al índice bibliométrico SCOPUS a partir de Octubre 2010, su ingreso al índice Scielo-México desde Enero 2011 y…
Fecha:	2011-03-22
Recurso:	Revistas UNAM

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The Turbulent Telecommunications
Kuchar, Anton

Formato:	,
Enlaces:	The paper depicts the rapidly changing scene in the telecommunications arena. It provides an overview of recentkey developments in technologies that enable access to broadband Internet, describes the trends in provisioning services onthe IP platform and discusses policy, regulatory and…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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Location Based Services in GSM Networks and New Possibilities for their Application in Transport
Dubovan, Jozef - Dado, Milan

Formato:	,
Enlaces:	An enormous growth of mobile communication gives new challenges for new services creation. One of the possibilities is to focus attention on the localisation and localisation based services. It gives for mobile networks customers new information about position of another…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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Measuring of Block Error Rates in High-Speed Digital Networks
Ivaniga, Petr - Mikus, Ludovit

Formato:	,
Enlaces:	Error characteristics is a decisive factor for the digital networks transmission quality definition. The ITU – TG.826 and G.828 recommendations identify error parameters for high – speed digital networks in relation to G.821 recommendation. The paper describes the relations between…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

Wireless Local Networks to Record the Railway Traffic Control Equipment Data
Gorczyca, Przemyslaw - Mikulski, Jerzy - Bialon, Andrzej

Formato:	,
Enlaces:	Article presents a concept of a distributed diagnostic railway traffic control system using the short – range wireless networks as a main communication medium.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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IT Security Aspects of Industrial Control Systems
Holecko, Peter - Krbilova, Izabela

Formato:	,
Enlaces:	This paper discusses a set of general network system architectures for industrial process control systems as well as vulnerabilities related to these systems and the IT threats these systems are exposed to from the point of view of Common Criteria…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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10.

Modeling of Current Transformers Under Saturation Conditions
Prochazka, Martin; University of West Bohemia

Formato:	,
Enlaces:	During a short circuit the input signal of the relay can be distort by the magnetic core saturation of the current transformer. It is useful to verify the behavior of CT by a mathematical model. The paper describes one phase…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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11.

Programmable Logic Controllers for Systems of Automatic of the Level Crossing
Kornaszewski, Mieczyslaw

Formato:	,
Enlaces:	The railway crossings are vulnerable to incidence of high number of accidents often deadly. In order to face this problem, the modern systems of automatic of the level crossing have been introduced. These systems are based on Programmable Logic Controllers,…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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12.

Modelling of Signal - Level Crossing System
Novak, Daniel

Formato:	,
Enlaces:	The author presents an object-oriented model of a railway level-crossing system created for the purpose of functional requirements specification. Unified Modelling Language (UML), version 1.4, which enables specification, visualisation, construction and documentation of software system artefacts, was used. The main…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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13.

Primary Factors Affecting Safety of Control System
Rastocny, Karol; University of Zilina - Foltan, Michal

Formato:	,
Enlaces:	Aim of the paper is to point out some of the factors that affect safety of control system. Already in initial stages of the control system life-cycle it is necessary to analyze the effect of each of these factors on…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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14.

Functional Safety Specification of Communication Profile PROFIsafe
Rofar, Jan - Franekova, Maria

Formato:	,
Enlaces:	Paper maps the trends in area of safety-related communication within PROFIBUS and PROFINET industry networks. There are analyses safety measures and Fail-safe parameters of PROFIsafe profile in version V2 and their localisation in Safety Communication Layer SCL, which guarantees Safety…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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15.

Increasing of RFID System Read Range
Vestenicky, Peter

Formato:	,
Enlaces:	This paper describes some computations needed to increase RFID system read range twice without any changes in RFID reader. The increasing of read range is done only by proper selection of RFID marker parameters – coil diameter and number of…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

16.

Development and Analysis of Train Brake Curve Calculation Methods with Complex Simulation
Vincze, Bela - Tarnai, Geza

Formato:	,
Enlaces:	This paper describes an efficient method using simulation for developing and analyzing train brake curve calculation methods for the on-board computer of the ETCS system. An application example with actual measurements is also presented.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

17.

Safety of Transport Process
Zahradnik, Jiri - Janota, Ales

Formato:	,
Enlaces:	The paper deals with formulation of general rules and principles needed for ensuring safety of the transport process.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

18.

Three Phase Soft Commutation Auxilary Resonant Pole Inverter
Sladecek, Vaclav

Formato:	,
Enlaces:	This paper covers the circuit modification of the power part of the inverter with auxiliary resonant poles utilising configuration of switches realised with routinely produced IGBT modules. Covered is also the control optimisation which goal is the minimisation of switching…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

19.

Parameters Evaluation of PLC Dependability and Safety
Zdansky, Juraj - Rastocny, Karol

Formato:	,
Enlaces:	This paper is focused on evaluation of dependability and safety parameters of PLC (Programmable Logic Controller). Achievement of requested level of these parameters is an application assumption for using PLC in control of safety critical processes. Evaluation of these parameters…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

20.

ZnO Nanostructures Prepared by RF Sputtering
Flickyngerova, Sona - Tvarozek, Vladimir - Novotny, Ivan - Satka, Alexander - Sutta, Pavol

Formato:	,
Enlaces:	ZnO is shortly reviewed as significant material for nanotechnology. Sputtered ZnO thin films showed colummarpolycrystalline structure with preffered orientation in <002> direction, resistivity ~ 1 Wcm and optical bandgap Eg = 3,33 eV. Nanoclusters of Au and ZnO were formed…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

21.

Calculation of S11 Parameter of Coplanar Strip and Influence of Technology Process
Heindl, Karel - Blecha, Tomas - Skocil, Vlastimil - Braun, Jaromir

Formato:	,
Enlaces:	The paper is focused on a calculation of the S11 parameter of the coplanar strips. The primary parameterscalculations of the coplanar strips are described in the first part. The scattering parameters are defined. The calculation of the S11 parameter and…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

22.

Electric Power Systems - EMC
Kovacova, Irena - Kovac, Dobroslav

Formato:	,
Enlaces:	The paper is dealing with some electromagnetic compatibility (EMC) problems of converters and inverters, which are utilized for feeding of electric machines.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

23.

Operation Analysis of the Series-Parallel Resonant Converter Working above Resonance Frequency
Dzurko, Peter - Dudrik, Jaroslav

Formato:	,
Enlaces:	The present article deals with theoretical analysis of operation of a series-parallel converter working above resonance frequency. Derived are principal equations for individual operation intervals. Based on these made out are waveforms of individual quantities during both the inverter operation…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

24.

On the Stability of Average Effective Wage Rate in Enterprise
Balciar, Andrej

Formato:	,
Enlaces:	In the article a model of the investment activity of an enterprise including financing of investment from new loans, from net profit and with the help of depreciation is designed. Equilibrium of average effective wage rate is defined and its…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

25.

Construction of Lukasiewicz Filters
Kalina, Martin - Havranova, Zuzana

Formato:	,
Enlaces:	The paper deals with Łukasiewicz filters, based on aggregating of weights. Some Łukasiewicz filters are constructed and conditions to be put on the values of the weights are given.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

26.

T-Norm-Based Orderings on Y[0,1]n
Kyselova, Darina

Formato:	,
Enlaces:	In this paper we recall orderings based on t-norms, which could help to select the best suited decision procedure in many practical situations. We discuss several refinements of t-norm based orderings which break some of possible ties.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

27.

Hamilton´s Principle and Electric Circuits Tudory
Mayer, Daniel

Formato:	,
Enlaces:	In the theory of electrical or electromechanical circuits different methods are known for construction of mathematical model. In this paper another, alternative method is introduced that is based on Hamilton variational principle that is generally valid in physics.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

28.

Energy Balance and Operating Features of the Heat Accumulator
Fiala, Pavel; Brno University of Technology - Behunek, Ivo - Kadlecova, Eva

Formato:	,
Enlaces:	There are described design and realization of a heat accumulator in the article which joins advantages and eliminates disadvantages of water and gravel accumulators. Inside the accumulator there are suppressed heat convection and conduction between layers of storage matter, so…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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29.

Numerical Solution of the Heat Accumulator Layer by Means of FEM
Fiala, Pavel; Brno University of Technology - Behunek, Ivo - Kadlecova, Eva

Formato:	,
Enlaces:	The article deals with one layer of a heat accumulator which is suitable for solar systems. There is a description of the air turbulence, heat transfer, conduction and also phase change of CaCl2.6H2O which is used to increase the density…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

30.

Investigation of Magnetic Field in the Subway Station
Henzl, Ctibor - Kacor, Petr - Palecek, Josef

Formato:	,
Enlaces:	Paper deals with computing of magnetic field in the rails surroundings of subway (underground). The calculation of field is made by using of an analytical method in Excel VBA. There is also used commercial FEM software ANSYS and finite element…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

31.

Levitation of Superconductive Cable in Earth Magnetic Field
Karban, Pavel - Dolezel, Ivo - Ulrych, Bohus

Formato:	,
Enlaces:	The paper represents an introductory study about a superconductive cable levitating in Earth’s magnetic field. Built are two mathematical models of the problem providing both the shape of the arc of the cable and forces acting along it. The theoretical…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

32.

Simulation of Heat Transfer and Electromagnetic Fields of Protected Microcomputers
Lakatos, Josef - Cuntala, Josef - Kondelova, Anna

Formato:	,
Enlaces:	The paper presents results of collaboration between Department of mechatronics and electronics at University of Žilina and VÚVT Engineering a.s. Žilina in area of heat transfer simulations and disturbing electromagnetic radiation simulations in computer construction. The simulations results were used…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

33.

General Approach to Computation of Self- and Mutual Inductances of Iron-free Coils
Mayer, Daniel - Jedlicka, Martin

Formato:	,
Enlaces:	The paper discusses various ways of computation of self- and mutual inductance of massive iron-free coils. These inductances are expressed by a multiple definite integral whose calculation is realized by the Monte Carlo (MC) method. The theoretical analysis is illustrated…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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34.

Analysis of an Electromagnetic Actuator with Permanent Magnet
Mayer, Daniel - Ulrych, Bohus

Formato:	,
Enlaces:	The paper deals with an electromagnetic actuator with permanent magnet. Starting from solution of its mathematical model we determined its basic operation parameters and characteristics. The theoretical analysis is illustrated on two typical examples whose results are discussed.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

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35.

Visualisation of Magnetic Fields Generated by Helmholtz Coils
Suriansky, Jozef - Frank, Tibor

Formato:	,
Enlaces:	This article deals with a method of a homogenous magnetic field generation using Helmholtz coils. There is also an experiment of a magnetic field visualisation with a digital image processing performed with a magneto-resistive sensor described. At the end of…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

36.

Implementation of Information Systems in Manufacturing Area
Peniak, Peter

Formato:	,
Enlaces:	Paper deals with new trends regarding implementation of Information systems as one of the most important parts of manufacturing infrastructure. The main attention is paid to Manufacturing Execution Systems and Shop Floor integration regarded from the viewpoint of their implementation,…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

37.

System Failure Rate Calculation
Hanusova, Nadenda - Zahradnik, Jiri

Formato:	,
Enlaces:	The article deals with methodology of a system failure rate calculation that is based on the adoption of the condition l.t<<1. Assuming that the condition is satisfied, the serial-parallel system failure rate calculation is easier and the results are either…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

38.

Identification and Modelling of Linear Dynamic Systems
Kocur, Stanislav

Formato:	,
Enlaces:	System identification and modelling are very important parts of system control theory. System control is only as good as good is created model of system. So this article deals with identification and modelling problems. There are simple classification and evolution…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

39.

Formal Specification in “Z” Language by Software Z/EVES
Svec, Josef - Zahradnik, Jiri

Formato:	,
Enlaces:	The paper shows a short overview of representation formalisms, which can be used for specification of technical system functional requirements. Some basic model schemas of function called User Identification of ITS are presented by formal specification “Z” language and software…
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

40.

Quantitative Hazard and Risk Analysis
Tarnai, Geza - Saghi, Balazs - Krbilova, Izabela

Formato:	,
Enlaces:	In this paper a quantitative method for hazard and risk analysis is discussed. The method was developed and introduced for the allocation of safety requirements to the functions of a railway signaling remote control system.
Fecha:	2011-06-22
Recurso:	Advances in Electrical and Electronic Engineering

Recurso libre

41.

La materia de la rhétorique d’après Hermagoras de Temnos
Woerther, Frédérique

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	Several testimonia on Hermagoras (II B.C.) imply that he defined the scope of rhetoric quite broadly, rather than narrowly as was normal in later rhetoricians: for such a definition, more theoretical than practical, the precedent was Aristotle in the Rhetoric,…
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

42.

Stesichorus PMGF S21.1–3 (Geryoneis): A Textual Proposal
Ercoles, Marco

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	In Stesichorus’ account of the fight between Heracles and Geryon, the winged figures said to be crouching nearby should be understood as the Keres waiting to carry off the dead Geryon.
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

43.

Athens, Kylon, and the Dipolieia
Nakassis, Dimitri

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	Shared elements, especially topographical and judicial, in the ritual and myth of the Dipolieia and the narrative of the murder of the Cylonian conspirators imply that the two accounts came to be assimilated in Athenian consciousness.
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

44.

Political Myth in Aristophanes: Another Form of Comic Satire?
Kanavou, Nikoletta

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	Civic myths and their role in the expression of political identity can be seen to be parodied in Acharnians (the cause of the Peloponnesian War, the conquest of Eleusis) and Birds (foundation legends, the Athenian kings).
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

45.

Spartans and Perioikoi: The Organization and Ideology of the Lakedaimonian Army in the Fourth Century B.C.E.
Hawkins, Cameron

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	Scattered testimonia and the continuing ideology of the military value of the Spartan paideia in the fourth century support the view that perioikoi mostly served in contingents of their own rather than the morai, and the Spartan state relied chiefly on…
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

46.

Approaches to the Writing of Greek in Late Antique Latin Texts
Pelttari, Aaron

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	The treatment of Greek words in manuscripts of Augustine and of Ausonius suggests that late Latin writers employed transliteration, rather than writing Greek letters, more often than has been thought, both for familiar loan-words in Latin and for words perceived…
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

47.

Pletho’s Criticism of Aristotle’s Virtues: A Note on De differentiis 12
Fink, Jakob Leth

Formato:	info:eu-repo/semantics/article, Peer-reviewed Article, info:eu-repo/semantics/publishedVersion
Enlaces:	Pletho’s arguments against the doctrine of the mean in Eth.Nic. misunderstand Aristotle’s position, but they constitute an important innovation in seeking to discredit the tradition that interpreted Aristotelian ethics in terms of Christian theology.
Fecha:	2011-08-22
Recurso:	Greek, roman and byzantine studies

Recurso libre

48.

Recomendações aprovadas
Piazza, Walter Fernando

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, ,
Enlaces:	O III Encontro Catarinense de Arquivos e o primeiro Painel de Arquivos Sul-Brasileiros, realizados em Florianópolis, de 15 a 16 desetembro de 1988
Fecha:	2011-11-22
Recurso:	Ágora: Revista do Arquivo Público do Estado de Santa Catarina & Curso de Arquivologia da Universidade Federal de Santa Catarina

Recurso libre

49.

Arquivo Público do Estado de Santa Catarina
Soares, Talita de Almeida Telemberg

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, ,
Enlaces:	Apresentação de 64 slides das rotinas de preservação, restauraçao e encadernação desenvolvidas pelo Laboratório de Patologiados Documentos (apresentado por Talita de Almeida Telemberg soares)
Fecha:	2011-11-22
Recurso:	Ágora: Revista do Arquivo Público do Estado de Santa Catarina & Curso de Arquivologia da Universidade Federal de Santa Catarina

Recurso libre

50.

Arquivo Nacional: por uma politica de gestão de documentos
Oliveira, Maria Isabel de

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, ,
Enlaces:	O Arquivo Nacional, instituição com 152 anos de existencia, (orgào integrante da estrutura básica do Ministério da Justiça e que a partir de 1978 passou a ser o orgao central do Sistema Nacional de Arutilvos, tem por finalidade "recolher e…
Fecha:	2011-11-22
Recurso:	Ágora: Revista do Arquivo Público do Estado de Santa Catarina & Curso de Arquivologia da Universidade Federal de Santa Catarina