Artykuły naukowe (WMFT): Recent submissions
Now showing items 481-500 of 762
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Urządzenie do mierzenia fotoindukowanej luminescencji
(1986)The construction of a simple device for measurements of photoinduced, slowly decaying luminescence from biological samples is described. Construction elements and subsystems available at the domestic market are mainly ... -
Zmiany temperaturowe współczynnika przewodnictwa ciepła niobianu sodu
(1986)Construction of the vacuum thermostat intended for measuring the heat conductivity of ferroelectrics and its temperature changes is presented. The properties of $NaNbO_3$ are studied in order to apply it in building the ... -
Wysokotemperaturowe ciepło właściwe tytanianu boru
(1986)It has been measured the specific heat c[p] of ceramic samples of BaTiO[3] using a cooling method in the temperature range 330-430°K. It found the phase transition at about 392°K what was seen as a peak on the plot c [p]= ... -
Cyfrowy teslomierz hallotronowy
(1986)The block diagram of the digital Hall – effect teslometer intended to the fast determination of magnetic induction is presented and its functioning is described. Its possible application and some characteristics B(x) ... -
Własności elektryczne niestechiometrycznego $NaNbO_3$
(1986)Electric properties of the compound $Na_{1-x}NbO_{3-0.5x}$ for 0<x<0.1 were studied. Influence of $Na_2O$ deficit on the sinter temperature on phase transition on dielectric and semiconducting properties of the ceramic ... -
Planowanie pomiarów i eksponowanie celów ćwiczenia w I pracowni fizycznej
(1986)The role of the emphasis of the aims of the experiment and planning of measurement in didactic process is described. Their positive influence on the level of the student experimental work connected with the increase of ... -
Wpływ pola magnetycznego na własności $BaTiO_3$
(1986)Influence of the constant magnetic field on temperature changes of the dielectric constant and on the electric conductivity of $BaTiO_3$. It was shown for this material that together with the increase of the magnetic ... -
Otrzymywanie i własności optyczne cienkich warstw układu ZnO-SnO[2]
(1986)The amorphous SnO[2]-ZnO thin films were obtained by dc reactive sputtering of alloy targets Zn[x]Sn[1-x]. The atomic ratio (Zn/Sn)[w], was determinated for films prepared from various targets. Optical constants n and k ... -
Wpływ domieszek na własności elektryczne $NaNbO_3$
(1986)Influence of the modifiers Ba, Ca, La and Ti on electric properties of $NaNbO_3$ was studied. Data concerning their influence on electric conductivity, dielectric permeability and Curie point are presented. Dependance ... -
Некоторые вопросы оптимизации организационных структур промышленных предприятии
(1985)Methods of optimization of organisation structures of the plants are nearly the most complex problems of the whole theory of control of large scale systems of technological process. Taking into consideration the complexity ... -
Zastosowanie metod dekompozycji i agregacji w badaniu stabilności systemów złożonych
(1985)In an article has been presented the effective method for connective stability analisis of large-scale dynamic systems. The suitable theorem has been obtain on base decomposition-aggregation method, connective stability ... -
Problemy różniczkowania w algorytmach regulacji
(1985)The article is dedicated to determining of differention component appearing in the standard control system algorythms. Some more problems concerning this component are discussed as well as some simple methods of solution ...