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Wyszukujesz frazę "Space-time" wg kryterium: Temat


Tytuł:
O krok do Nobla i krok po nim – recepcja twórczości Olgi Tokarczuk na Ukrainie
One step before and one step after the Nobel Prize – the reception of Olga Tokarczuk’s work in Ukraine
Autorzy:
Nachlik, Olesia
Powiązania:
https://bibliotekanauki.pl/articles/511361.pdf
Data publikacji:
2020
Wydawca:
Wydawnictwo Uniwersytetu Śląskiego
Tematy:
reception
space-time
journey
personality
world
reception, space-time, journey, personality, world
Opis:
The paper distinguishes and analyses the interpretative dominants in the Ukrainian reception of Olga Tokarczuk’s work over the last twenty years or so. This reception comprises numerous interviews, public conversations, translations and their presentations, literary criticism and literary studies dissertations, revealing the specificity of the point of view Poland’s neighbouring culture has on works which are now part of the world literature canon.
Źródło:
Postscriptum Polonistyczne; 2020, 25, 1; 147-162
1898-1593
2353-9844
Pojawia się w:
Postscriptum Polonistyczne
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Transmitter diversity antenna selection techniques for wireless channels utilizing differential space-time block codes
Autorzy:
Tran, L. C.
Wysocki, T. A.
Mertins, A.
Seberry, J.
Powiązania:
https://bibliotekanauki.pl/articles/309431.pdf
Data publikacji:
2006
Wydawca:
Instytut Łączności - Państwowy Instytut Badawczy
Tematy:
differential space-time modulation
differential space-time block codes
diversity antenna selection
MIMO system
Opis:
The paper deals with transmitter diversity antenna selection techniques (ASTs) for wireless channels utilizing differential space-time block codes (DSTBCs). The proposed ASTs tend to maximize the signal-to-noise ratio (SNR) of those channels. Particularly, we propose here the so-called general (M,N;K) AST/DSTBC scheme for such channels. Then, based on this AST, we propose two modified ASTs which are more amenable to practical implementation, namely the restricted (M,N;K) AST/DSTBC scheme and the (N + —N,N;K) AST/DSTBC scheme. The restricted (M,N;K) AST/DSTBC scheme provides relatively good bit error performance using only one feedback bit for transmission diversity purpose, while the (N+ —N,N;K) AST/DSTBC scheme shortens the time required to process feedback information. These techniques remarkably improve bit error rate (BER) performance of wireless channels using DSTBCs with a limited number (typically 1 or 2) of training symbols per each coherent duration of the channel. Simulations show that the proposed AST/DSTBC schemes outperform the DSTBCs without antenna selection even with only 1 training symbol.
Źródło:
Journal of Telecommunications and Information Technology; 2006, 2; 79-96
1509-4553
1899-8852
Pojawia się w:
Journal of Telecommunications and Information Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Space-Time Geometry of Electromagnetic Field in the System of Photon
Autorzy:
Das, M. CH.
Misra, R.
Powiązania:
https://bibliotekanauki.pl/articles/412284.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
space-time geometry
unified field
electromagnetic field
Opis:
In the concept of general relativity gravity is the space-time geometry. Again, a relation between electromagnetic field and gravitational field is expected. In this paper, space-time geometry of electromagnetic field in the system of photon has been introduced to unify electromagnetic field and gravitational field in flat and curvature space-time.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 9, 1; 13-16
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The existence of singularities and the origin of space-time
Autorzy:
Heller, Michał
Powiązania:
https://bibliotekanauki.pl/articles/690562.pdf
Data publikacji:
2008
Wydawca:
Copernicus Center Press
Tematy:
noncommutative geometry
singularities
space-time
von Neumann algebras
Opis:
Methods of noncommutative geometry are applied to deal with singular space-times in general relativity. Such space-times are modeled by noncommutative von Neumann algebras of random operators. Even the strongest singularities turn out to be probabilistically irrelevant. Only when one goes to the usual (commutative) regime, via a suitable transition process, space-time emerges and singularities become significant.
Źródło:
Zagadnienia Filozoficzne w Nauce; 2008, 43; 35-43
0867-8286
2451-0602
Pojawia się w:
Zagadnienia Filozoficzne w Nauce
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Operational constraints on dimension of space imply both spacetime and timespace
Autorzy:
Czajko, J.
Powiązania:
https://bibliotekanauki.pl/articles/411686.pdf
Data publikacji:
2014
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Insolvable polynomials
resolvents
higher dimensions
space-time
timespace
Opis:
Since polynomials of higher than fourth degree, which is the algebraic counterpart of generic geometric dimension, are insolvable in general, then presumably no more than just four mutually orthogonal geometric dimensions can be placed within a single geometric space if it is expected to be fully operational. Hence a hierarchical notion of dimension is needed in order to ensure that at least virtual orthogonality is respected, which in turn implies presence of certain hierarchically organized multispatial structures. It is shown that the operational constraint on physical spaces implies of necessity presence of both: 4-dimensional (4D) spacetime and a certain 4D timespace.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2014, 17, 2; 220-235
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Three Simultaneous Superimposed Rotating System
Autorzy:
Das, M. CH.
Misra, R.
Powiązania:
https://bibliotekanauki.pl/articles/412349.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
non-inertial system
coordinate transformation
space-time geometry
Opis:
In inertial system, co-ordinate transformation from one frame to another is possible by using Lorentz transformation matrix. But in non-inertial or rotating system it is not applicable by using Lorentz transformation matrix. In this paper, co-ordinate transformation from one frame to another in three simultaneous superimposed rotating systems has been introduced. This also leads to assume a picture of space-time geometry of same system.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 8, 3; 215-219
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Application of the Weyl curvature tensor to description of the generalized Reissner-Nordstrøm space-time
Autorzy:
Glanc, Barbara
Jakubowicz, Antoni
Powiązania:
https://bibliotekanauki.pl/articles/1208211.pdf
Data publikacji:
2000
Wydawca:
Polska Akademia Nauk. Instytut Matematyczny PAN
Tematy:
Reissner-Nordstrοm space-time
Weyl curvature
Opis:
The Weyl curvature tensor for the generalized Reissner-Nordstrοm space-time is determined and theorems related to the Penrose conjecture are proved.
Źródło:
Applicationes Mathematicae; 2000, 27, 2; 219-223
1233-7234
Pojawia się w:
Applicationes Mathematicae
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Kinetics, Dynamics and Energy of Solid on the Example of a Tool Fixed Flexibly: Part 1 – Kinetics
Autorzy:
Pluta, Z.
Hryniewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/411517.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
kinetics
Tool
Machining space-time
potential field
Potential
Mechanics
Opis:
This work investigates kinetics, dynamics and energy of solid on the example of a tool fixed flexibly under the process of cutting. The original approach to the tool kinetics was considered by the Authors earlier. This work consists with three parts referred to the kinetics, dynamics, and energy of solid. Present work is concerned on the development of kinetics problems of a solid represented by a tool fixed flexibly and is a continuation of the problem. Part 1 covers the definition and characteristics of the machining space-time and is referred generally to the kinetics. Then the kinetic and dynamic magnitudes characterizing tool in the space-time are described. The set of these magnitudes has been extended by introducing the properly understood impulse and time-effect. Part 2 of the work is to consider the dynamics of tool in the machining space-time. In Part 3, types of works in the machining space-time and energy of the tool fixed flexibly will be considered; the focus is to be put on an essential difference between work and energy.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 10, 1; 35-47
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Kinetics, Dynamics and Energy of Solid on the Example of a Tool Fixed Flexibly: Part 2 - Dynamics
Autorzy:
Pluta, Z.
Hryniewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/412227.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Tool
dynamics
Machining space-time
potential field
Potential
Mechanics
Opis:
This work is a continuation of the problems of kinetics, dynamics, and energy of solid on the example of a tool fixed flexibly under cutting. The work consists with three parts. Part 1 covered the kinetics of the system. Present work is devoted to the dynamics of a tool in the machining space-time. Dynamic characteristics of the whole machining system are considered by determining forces being the measures of particular reasons for material cutting. The reasons are the following forces: gravity, inertia, and repel. In the last Part 3 of the work, a special attention is to be paid to the work description and the energy notion.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 10, 1; 110-118
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Space-time analysis of the phenomenon of unemployment in the group of new eu member states
Autorzy:
Balcerowicz-Szkutnik, Maria
Powiązania:
https://bibliotekanauki.pl/articles/424837.pdf
Data publikacji:
2013
Wydawca:
Wydawnictwo Uniwersytetu Ekonomicznego we Wrocławiu
Tematy:
labour market
employment
unemployment
age structure
space-time analysis
Opis:
The article shows in a synthetic way the problems of unemployment in the ten states that newly accessed the EU in 2004. Special attention was paid to long-term unemployment. The period of time from 2000 to 2011, that was selected for the purpose of the analysis, includes the years that directly preceded and directly followed accession to the EU. This was to show the possible changes in intensity of this phenomenon in the selected countries.
Źródło:
Econometrics. Ekonometria. Advances in Applied Data Analytics; 2013, 1(39); 11-21
1507-3866
Pojawia się w:
Econometrics. Ekonometria. Advances in Applied Data Analytics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Modeling of the controlled traction power supply system in the space-time coordinates
Autorzy:
Bosyi, D.
Kosariev, Y.
Powiązania:
https://bibliotekanauki.pl/articles/375339.pdf
Data publikacji:
2017
Wydawca:
Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
Tematy:
electric traction
power supply
controlling
modeling
space-time
voltage stabilization
Opis:
The problems of the traction power supply system calculation are considered in the article. The authors proposed the space-time model, which is based on the analytical functions of the current- and voltage-drop distributions in the contact network. The usage of the proposed model is shown for the control law calculation both to stabilize the voltage at the pantographs of the electric rolling stocks and to reduce the power losses.
Źródło:
Transport Problems; 2017, 12, 3; 5-19
1896-0596
2300-861X
Pojawia się w:
Transport Problems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The symbol criteria in design approach of landscape and architecture memorial site
Kryterium symbolu w projektowaniu założeń architektoniczno-krajobrazowych miejsc pamięci
Autorzy:
Wojtkiewicz, S.
Powiązania:
https://bibliotekanauki.pl/articles/369795.pdf
Data publikacji:
2017
Wydawca:
Zachodniopomorski Uniwersytet Technologiczny w Szczecinie. Wydawnictwo Uczelniane ZUT w Szczecinie
Tematy:
archetype
Commemorative architecture
space-time
symbol
archetyp
architektura upamiętniająca
czasoprzestrzeń
Opis:
The article is an attempt to interpret the methodological design processes Commemorative space. The work points to symbol issues as a primary artifact of the design process of the iconic dimension of religious, multi-threaded and artistic resonance in space. Dimension architectural and landscape becomes a hermeneutic interpretation of space and tragic recall the events. Slightly text corresponds to the existing examples, rather than focus on the theoretical aspects of the composition and design of the memorial site.
Artykuł przedstawia badania, które dążą do metodologicznej wykładni procesów projektowania przestrzeni kommemoratywnej. W artykule opisano zagadnienia symbolu jako składnika procesu projektowania przestrzeni krajobrazowej, upamiętniającej. Wymiar architektoniczno-krajobrazowy projektowania miejsc pamięci analizowany w kategorii hermeneutyki filologicznej symbolu jest próbą konwersji treści duchowych na formę. Badania mają być pomocne w lepszym rozumieniu struktury znaczeń miejsc pamięci, ukrytych kodów i znaków decydujących o strukturalności tego typu architektury i krajobrazu. Artykuł wskazać ma obszary poszukiwań współczesnego wyrazu przestrzennego projektowania miejsca pamięci.
Źródło:
Przestrzeń i Forma; 2017, 29; 155-166
1895-3247
2391-7725
Pojawia się w:
Przestrzeń i Forma
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Kinetics, Dynamics and Energy of Solid on the Example of a Tool Fixed Flexibly: Part 3 – Energy
Autorzy:
Pluta, Z.
Hryniewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/411604.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Tool
Machining space-time
potential field
Work
energy
Potential
Mechanics
Opis:
This work is a continuation of the problems of kinetics and dynamics of solid on the example of a tool fixed flexibly under cutting. Present work is concerned on the development of work and energy. A special attention has been paid to the work description by underlying a distinctness and lack of connection with the energy notion. Polarization of these two magnitudes has been revealed. An adequate and extended definition of energy in general, with mechanical energy in particular, is formulated. There are three kinds of mechanical energy considered, located on the stable static potential field being one of the limits of the machining space-time. They are the following energies: repel, inertial, and gravitational. Proper measures/potentials have been assigned to these energies, treating the energy as a mental notion, having no physical meaning in contrast to the potential as the physical magnitude.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 10, 2; 126-136
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
An adaptive iterative receiver for space-time coding MIMO systems
Autorzy:
Teekapakvisit, C.
Pham, V. D.
Vucetic, B.
Powiązania:
https://bibliotekanauki.pl/articles/309164.pdf
Data publikacji:
2006
Wydawca:
Instytut Łączności - Państwowy Instytut Badawczy
Tematy:
adaptive equalizer
iterative detection
layered space-time coding
LMS
PFGLMS
Opis:
An adaptive iterative receiver for layered space-time coded (LSTC) systems is proposed. The proposed receiver, based on a joint adaptive iterative detection and decoding algorithm, adaptively suppresses and cancels co-channel interference. The LMS algorithm and maximum a posteriori (MAP) algorithm are utilized in the receiver structure. A partially filtered gradient LMS (PFGLMS) algorithm is also applied to improve the convergence speed and tracking ability of the adaptive detector with a slight increase in complexity. The proposed receiver is analysed in a slow and fast Rayleigh fading channels in multiple input multiple output (MIMO) systems.
Źródło:
Journal of Telecommunications and Information Technology; 2006, 1; 54-59
1509-4553
1899-8852
Pojawia się w:
Journal of Telecommunications and Information Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Novel Modeling of the Phenomenon of Air-Cooled Solid
Autorzy:
Pluta, Z.
Hryniewicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/411916.pdf
Data publikacji:
2013
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
phenomenon of body cooling
thermal space-time
potential field
time constant
cooling rate
temperature
time
Opis:
The paper turns the attention to the thermal problems of the solid cooling in air. The physical aspect of mathematic approach has been underlined. The analysis and critical evaluation of Newton's Law concerning the solid air-cooling have been performed. The cognitive path leading to the solution is presented with the result being the body temperature dependence on time of cooling down in the air. Then the course of solution concerning the result of the adequate dependence of temperature of the cooled body on time has been presented. In the study, the stress is put on constant magnitudes chich characterize the susceptibility of solid to the cooling in the air. In the end, the synthetic formulation of all functional characteristics of the thermal phenomenon discussed in the paper, have been presented.
Źródło:
International Letters of Chemistry, Physics and Astronomy; 2013, 1; 1-16
2299-3843
Pojawia się w:
International Letters of Chemistry, Physics and Astronomy
Dostawca treści:
Biblioteka Nauki
Artykuł

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