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Wyszukujesz frazę "Janik, J." wg kryterium: Autor


Tytuł:
Acquisition of documents and legalization of Islamic terrorists as one of the stages of the logistics preparing a terrorist attack
Autorzy:
Janik, Wojciech J.
Powiązania:
https://bibliotekanauki.pl/articles/1179683.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
European Union
Islamic terrorism
logistics preparing
terrorist attack
Opis:
One of the important components of preparing a terrorist attack is to obtain identity documents and their corresponding legalization. Muslim terrorists, in the era of pervasive technology and increasingly recent security systems, still use the same tested for years ways to enter the territory of the European Union. The primary responsibilities of law enforcement services and upholding safety, as soon as possible detection of persons who may pose a threat to the European community and the relevant counteracting the phenomenon of illegal migration.
Źródło:
World Scientific News; 2017, 72; 159-168
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Acquisition of weapons and explosives by Islamic terrorists
Autorzy:
Janik, Wojciech J.
Powiązania:
https://bibliotekanauki.pl/articles/1179699.pdf
Data publikacji:
2017
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
European Union
Islamic terrorism
logistics preparing
terrorist attack
Opis:
The leaders of the global jihad reveal a growing interest in the use of weapons causing the greatest damage and losses in the civilian population [1]. Al-Qaeda since the early 90s of the twentieth century was interested in buying weapons of mass destruction or components necessary to produce it [2]. Already in 1999 Osama bin Laden said that acquire nuclear and chemical weapons is a religious duty [3]. Nets of islamists also manipulate public opinion by threatening to use chemical, biological, radiological and nuclear (CBRN) [4,5]. Although these actions are purely propaganda and are part of the psychological warfare, the fact is that this grid they make progress in planning the increasingly sophisticated methods of attacks.
Źródło:
World Scientific News; 2017, 72; 279-288
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
AJVM : JAVA Virtual Machine Implemented in Actionscript 3.0
Autorzy:
Janik, A.
Krawczyk, J.
Powiązania:
https://bibliotekanauki.pl/articles/384583.pdf
Data publikacji:
2016
Wydawca:
Sieć Badawcza Łukasiewicz - Przemysłowy Instytut Automatyki i Pomiarów
Tematy:
JVM
Action Script
bytecode
Opis:
This paper describes the concept and implementation details of AJVM – state-of-the art Java Virtual Machine (JVM) implemented in ActionScript 3.0. Action Script is an objective programming language that supports compilation to Java bytecode. In the presented solution there has been a novel idea utilized – to use the other Virtual Machine’s execution environment (Action- Script Virtual Machine) to build Java Virtual Machine. The subset of features specified in JVM Specification v.2 supported by AJVM has been chosen in a way which enables the machine to be used in many practical applications both in the commercial context as well as in science. As the architecture of AJVM is modular, the extension of its features in the future will not cause any difficulties. The implementation of AJVM in ActionScript 3.0 which is executed by ActionScript Virtual Machine (AVM) makes it possible to use Java code in applications written in ActionScript 3.0. It spawns many new opportunities considering that AVM is a part of FlashPlayer – commonly used multimedia player available in the form of plugins for the majority of modern web browsers, including mobile versions.
Źródło:
Journal of Automation Mobile Robotics and Intelligent Systems; 2016, 10, 1; 58-68
1897-8649
2080-2145
Pojawia się w:
Journal of Automation Mobile Robotics and Intelligent Systems
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Bonitation Analysis of Turf on City Stadium in Wroclaw in the Season of Euro 2012
Autorzy:
Wolski, K.
Janik, G.
Czarnecki, J.
Ziarko, J.
Talar-Krasa, M
Walczak, A.
Biernacik, M.
Dawid, M.
Powiązania:
https://bibliotekanauki.pl/articles/952401.pdf
Data publikacji:
2016
Wydawca:
Polskie Towarzystwo Inżynierii Ekologicznej
Tematy:
sports turf
bonitation analysis
general aspect
colour
sodding
susceptibility to disease
winter survival
Opis:
In 2012–2013, a study was conducted, consisting in a bonitation analysis of turf on the City Stadium which is located in the north-west part of Wroclaw and was a sport arena of the European Championships Euro 2012. The experiment was made with the complete randomisation method for 2 factors, on 5 dates in the growing season. On the turf of the pitch 12 points were selected, and at each of them an evaluation of utility features was performed, in 4 replications, on surface area of 1 m2 . Based on the observation of the condition of the turf, during subsequent analyses it was found how the selection of the mixture of grasses, intensity of use and pratotechnic treatments affect the bonitation quality of sport turfgrass. The results are shown in relation to the whole object, separating each of the features under analysis.
Źródło:
Journal of Ecological Engineering; 2016, 17, 4; 311-320
2299-8993
Pojawia się w:
Journal of Ecological Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Cubic MnTe - Growth by Molecular Beam Epitaxy and Basic Structural Characterization
Autorzy:
Zakrzewski, A.
Janik, E.
Dynowska, E.
Leszczyński, M.
Kutrowski, M.
Wojtowicz, T.
Karczewski, G.
Bąk-Misiuk, J.
Domagała, J.
Kossut, J.
Powiązania:
https://bibliotekanauki.pl/articles/1873112.pdf
Data publikacji:
1995-02
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
75.50.Pp
68.55.Bd
68.55.Jk
Opis:
We report on growth by molecular beam epitaxy of thick layers of MnTe with zinc blende structure. Films as thick as 5.6 µm were obtained. Characterization by X-ray diffraction proved their good structural quality. We determined the lattice constant and its temperature dependence. Broad luminescence due to internal Mn$\text{}^{2+}$- transitions was observed. It showed an unexpected temperature dependence.
Źródło:
Acta Physica Polonica A; 1995, 87, 2; 433-436
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Digital Magnetic Quantum Wells for the Study of Interface Sharpness of Molecular Beam Epitaxy Grown Structures
Autorzy:
Wojtowicz, T.
Karczewski, G.
Żakrzewski, A.
Kutrowski, M.
Janik, E.
Dynowska, E.
Kopalko, K.
Kret, S.
Kossut, J.
Laval, J. Y.
Powiązania:
https://bibliotekanauki.pl/articles/1931933.pdf
Data publikacji:
1995-01
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
73.20.Dx
78.55.Et
Opis:
We report on the growth and basic characterization of digital magnetic quantum wells, that is, quantum wells in which the well material is itself a short period superlattice composed of alternating diluted magnetic and nonmagnetic semiconductor layers each only a few monolayers thick. These novel structures can be useful in a variety of studies, including studies of barrier-well interface sharpness.
Źródło:
Acta Physica Polonica A; 1995, 87, 1; 165-168
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Ekonomiczne aspekty wykonania procedur chirurgicznych metodą otwartą i laparoskopową jako element analizy Health Technology Assessment
Economic aspects of surgery procedures performed in open method and laparoscopy as an element of Health Technology Assessment
Autorzy:
Janik, A.
Bartnicka, J.
Ziętkiewicz, A.
Kowalski, G.
Powiązania:
https://bibliotekanauki.pl/articles/322035.pdf
Data publikacji:
2018
Wydawca:
Politechnika Śląska. Wydawnictwo Politechniki Śląskiej
Tematy:
koszty procedur chirurgicznych
ocena technologii medycznych
analiza ekonomiczna
chirurgia laparoskopowa
chirurgia otwarta
zarządzanie jednostką szpitalną
costs of surgical procedures
health technology assessment
economic analysis
laparoscopic surgery
open surgery
management of the hospital
Opis:
Celem oceny technologii medycznych (ang. Health Technology Assessment – HTA) jest wspieranie świadomego kształtowania polityki i oceny ekonomicznej w zakresie medycyny, a tym samym racjonalnej alokacji zasobów niezbędnych do rozwoju technologii medycznych. Przykładem zmian technologicznych w medycynie jest intensywny rozwój małoinwazyjnych technik chirurgicznych, w tym technik laparoskopowych. Biorąc pod uwagę korzyści uzyskiwane przez pacjenta w wyniku leczenia laparoskopowego, naturalną tendencją powinno być ich zastosowanie w miejsce metod otwartych. Niestety dla osób zarządzających placówkami zdrowia priorytetem jest minimalizacja kosztów wykonywanych procedur medycznych. Z tego względu, celem niniejszego artykułu jest analiza porównawcza kosztów wybranych zabiegów chirurgicznych wykonywanych metodą otwartą i laparoskopową. Uzyskane wyniki są częściowo zaskakujące, gdyż kwestionują przekonanie, że koszt wykonania zabiegów laparoskopowych przekracza koszt identycznych zabiegów wykonywanych metodą otwartą.
The aim of Health Technology Assessment is to support activities intended to form politics as well as economic analysis in medicine and hence rational allocation of resources which are necessary for developing medical technologies. An example of technological changes in medicine is an intensive development of minimally invasive surgical techniques including laparoscopic techniques. Taking into account the great benefits of laparoscopic treatment for patient the natural tendency should be the change of open surgeries to minimal invasive procedures. However the problem of conflicts costs-benefits is indicated by health managers, for whom the procedures’ costs are treated as a priority. Taking this as a background for considerations, there was formulated the research objective that is a comparative analysis of selected surgical procedures performed in open method and laparoscopy. The outcomes are partly surprising and questioned the hypothetical rule that the cost of performing laparoscopic procedures exceed the cost of identical procedures, but executed with open method.
Źródło:
Zeszyty Naukowe. Organizacja i Zarządzanie / Politechnika Śląska; 2018, 115; 75-90
1641-3466
Pojawia się w:
Zeszyty Naukowe. Organizacja i Zarządzanie / Politechnika Śląska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Elastic Properties of Zinc Blende MnTe
Autorzy:
Djemia, P.
Roussigné, Y.
Stashkevich, A.
Szuszkiewicz, W.
Gonzalez Szwacki, N.
Dynowska, E.
Janik, E.
Kowalski, B. J.
Karczewski, G.
Bogusławski, P.
Jouanne, M.
Morhange, J.
Powiązania:
https://bibliotekanauki.pl/articles/2038250.pdf
Data publikacji:
2004-08
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
62.20.Dc
75.50.Pp
78.35.+c
Opis:
The Brillouin light scattering was used to investigate elastic properties of the zinc blende, MBE-grown MnTe layer that was deposited on a (001) GaAs substrate covered by CdTe buffer layer. The three elastic constants of the zinc blende MnTe, namely c$\text{}_{11}$, c$\text{}_{12}$, and c$\text{}_{44}$, were directly determined for the first time from the frequency of the Rayleigh mode, of the pseudo-surface mode, and of the shear horizontal bulk mode traveling parallel to the layer surface. The value of c$\text{}_{11}$ was checked using the frequency of longitudinal bulk waves propagating at different angles from the normal of the layer plane. This value was also independently determined by results of the folding of acoustic phonons, observed for MnTe/CdTe superlattices by the Raman scattering. Finally, the bulk modulus given by the formula B=(c$\text{}_{11}$+2c$\text{}_{12}$)/3 was determined for zinc blende MnTe by ab initio calculations making use of the density functional theory and atomic pseudopotentials; spin polarization of MnTe was taken into account. A satisfactory agreement between theoretical and experimental values was obtained.
Źródło:
Acta Physica Polonica A; 2004, 106, 2; 239-247
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Elektrownia wiatrowa małej mocy do ładowania akumulatorów
Wind small power plant for charging batteries
Autorzy:
Janik, T.
Kapinos, J.
Mika, K.
Powiązania:
https://bibliotekanauki.pl/articles/1372842.pdf
Data publikacji:
2010
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Napędów i Maszyn Elektrycznych Komel
Tematy:
elektrownia wiatrowa
akumulator
ładowanie akumulatorów
Opis:
In the paper is presented construction solution of a wind small power plant using synchronous micromachine with permanent magnets. It is assigned for charging batteries of rated voltage of 12 V. Batteries will be used for power supply of electrical radio equipment operating at great distance from power supply network. Due change of wind speed therefore great fluctuations of the output voltage in the system was used the voltage converter. This converter allows for output voltage stabilization at the level of approx. 14 V while generator voltage value changes from 7 to 30 V. The prototype of this equipment has been made and results of its tests have been presented.
Źródło:
Maszyny Elektryczne: zeszyty problemowe; 2010, 88; 191-194
0239-3646
2084-5618
Pojawia się w:
Maszyny Elektryczne: zeszyty problemowe
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Fast Stochastic Reorientations in Nematic PAA and PAP
Autorzy:
Podsiadły, R.
Mayer, J.
Janik, J. A.
Krawczyk, J.
Stanek, T.
Powiązania:
https://bibliotekanauki.pl/articles/1963251.pdf
Data publikacji:
1997-03
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
35.20.Yh
24.50.Fq
61.30.Eb
Opis:
Incoherent quasielastic neutron scattering spectra were measured for nematic para-azoxyanisole (PAA) and para-azoxyphenetole (PAP) with the energy resolution of ca. 30 μ eV, at Dubna IBR-2 reactor. Data processing contained a careful background subtraction and the multiple scattering correction. The corrected spectra were subjected to a reorientational model fitting procedure. For PAA, a model of two convoluted reorientations - that of benzene rings coupled with the terminals and that of the whole molecule around the long molecular axis - gave a fairly good description of the quasielastic neutron scattering spectrum. For PAP, introducing a third motion - interconformational jumps in the ethoxy terminals - in addition to motions suggested for PAA, gave a good agreement with the measured quasielastic neutron scattering spectrum.
Źródło:
Acta Physica Polonica A; 1997, 91, 3; 513-518
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Filtr aktywny wyśszych harmonicznych prądu sieciowego w napędzie elektrycznym z przemiennikiem częstotliwości
Active filter of higher harmonics in power grid current of electrical drive with frequency converter
Autorzy:
Janik, T.
Kapinos, J.
Powiązania:
https://bibliotekanauki.pl/articles/1373782.pdf
Data publikacji:
2009
Wydawca:
Sieć Badawcza Łukasiewicz - Instytut Napędów i Maszyn Elektrycznych Komel
Tematy:
filtr aktywny
wyższe harmoniczne prądu
napęd elektryczny
sieć zasilająca
układ zasilania
Opis:
In the paper a method of eliminating of higher harmonics in the mains current using an active filter is presented. The current harmonics can be generate by nonlinear loads as a DC motor with a controlled rectifier, an induction motor fed from a PWM inverter and so an. The active filter that is proposed enables obtaining a sinusoidal waveform of a mains current at any changes of the load current. Results of investigations are presented involving waveforms of the nonlinear load current, the active filter current and she power grid current.
Źródło:
Maszyny Elektryczne: zeszyty problemowe; 2009, 82; 45-48
0239-3646
2084-5618
Pojawia się w:
Maszyny Elektryczne: zeszyty problemowe
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Fractal Structure of C-S-H and Tobermorite Phases
Autorzy:
Janik, J. A.
Kurdowski, W.
Podsiadły, R.
Samseth, J.
Powiązania:
https://bibliotekanauki.pl/articles/2028897.pdf
Data publikacji:
2001-10
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
61.12.Ex
82.70.Gg
Opis:
The C-S-H I phase is the main component of the cement paste, which is a near-amorphous, highly porous gel. Due to high porosity of the sample in this phase we can observe a fractal nature of the volume pores distribution, similar to that observed for silica aerogels. The C-S-H I phase is thermodynamically unstable and crystallize to a tobermorite phase, forming crystal aggregates on the surface of the amorphous paste. The mixture of these two phases, formed in this way, have irregular volume and surface structures, both of which may exhibit the fractal nature. To study the fractal nature of the matter the small angle neutron scattering method is frequently used. We present here the results of small angle neutron scattering studies supported by the X-ray diffraction and scanning electron microscope observations of several samples with the common molar C/S ratio equal to 1. Some of the samples were autoclaved during various time periods to accelerate transformation of the C-S-H I phase to tobermorite. We observed the fractal properties of the volume structure of all samples under study. Moreover, we observed also the fractal behaviors of the surfaces of the samples which were autoclaved.
Źródło:
Acta Physica Polonica A; 2001, 100, 4; 529-537
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Generation and Relaxation of Microstrains in GaN Nanocrystals under Extreme Pressures
Autorzy:
Grzanka, E.
Palosz, B.
Gierlotka, S.
Pielaszek, R.
Bismayer, U.
Janik, J.
Wells, J.
Palosz, F.
Porsch, F.
Powiązania:
https://bibliotekanauki.pl/articles/2035466.pdf
Data publikacji:
2002-08
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
61.46.+w
81.07.Wx
Opis:
Nanocrystalline powders of GaN with grain sizes ranging from 2 to 30 nm were examined under high external pressures by in situ diffraction techniques in a diamond anvil cell at DESY (HASYLAB, Station F3). The experiments on densification of pure powders under high pressure were performed without a pressure medium. The mechanism of generation and relaxation of internal strains and their distribution in nanoparticles was deduced from the Bragg reflections recorded in situ under high pressures at room temperature. The microstrain was calculated from the full-width at half-maximum (FWHM) values of the Bragg lines. It was found that microstrains in GaN crystallites are generated and subsequently relaxed by two mechanisms: generation of stacking faults and change of the size and shape of the grains occurring under external stress.
Źródło:
Acta Physica Polonica A; 2002, 102, 2; 167-174
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Growth and Properties of ZnMnTe Nanowires
Autorzy:
Zaleszczyk, W.
Janik, E.
Presz, A.
Szuszkiewicz, W.
Morhange, J. F.
Dłużewski, P.
Kret, S.
Kirmse, H.
Neumann, W.
Dynowska, E.
Domagała, J. Z.
Caliebe, W.
Aleszkiewicz, M.
Pacuski, W.
Golnik, A.
Kossacki, P.
Baczewski, L. T.
Petroutchik, A.
Karczewski, G.
Wojtowicz, T.
Powiązania:
https://bibliotekanauki.pl/articles/2047697.pdf
Data publikacji:
2007-08
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
61.46.Df
68.65.La
78.55.Et
78.67.Bf
81.15.Hi
Opis:
Catalytically enhanced growth of ZnMnTe diluted magnetic semiconductor nanowires by molecular beam epitaxy is reported. The growth is based on the vapor-liquid-solid mechanism and was performed on (001) and (011)-oriented GaAs substrates from elemental sources. X-ray diffractometry, scanning and transmission electron microscopy, atomic force microscopy, photoluminescence spectroscopy, and Raman scattering were performed to determine the structure of nanowires, their chemical composition, and morphology. These studies revealed that the obtained ZnMnTe nanowires possess zinc-blende structure, have an average diameter of about 30 nm, typical length between 1 and 2μm and that Mn$\text{}^{2+}$ ions were incorporated into substitutional sites of the ZnTe crystal lattice.
Źródło:
Acta Physica Polonica A; 2007, 112, 2; 351-356
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Growth of Ternary and Quaternary ZnSe Compounds with Transition Metals by Chemical Vapor Transport
Autorzy:
Janik, E.
Grasza, K.
Mycielski, A.
Bąk-Misiuk, J.
Kachniarz, J.
Powiązania:
https://bibliotekanauki.pl/articles/1929755.pdf
Data publikacji:
1993-10
Wydawca:
Polska Akademia Nauk. Instytut Fizyki PAN
Tematy:
81.10.Bk
78.55.Et
Opis:
Halogen transport method was applied to grow the crystals of solid solutions of ZnSe and transition metals at the temperature far below the melting point and phase transition temperature. The large crystals of ZnMnSe, ZnFeSe, ZnNiSe and ZnFeSSe were obtained. The technological parameters and shape of the quartz reactor were chosen for growth of a large crystal by self-nucleation; the transparent quartz furnace enabled the control of nucleation by visual observation. The parameters of crystal growth were determined. The crystal quality was estimated by X-ray diffraction method. The composition of crystals was determined by electron microprobe analysis and energy dispersive X-ray fluorescence analysis.
Źródło:
Acta Physica Polonica A; 1993, 84, 4; 785-788
0587-4246
1898-794X
Pojawia się w:
Acta Physica Polonica A
Dostawca treści:
Biblioteka Nauki
Artykuł

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