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Optica Applicata
EN The paper presents the structure of computer-controlled set-up for the measurement of refractive index distribution using the measurement of synchronous angles and the IWKB method. Also, a method for measuring planar waveguide is carried out by means of immersion liquid. It ensures stability of the [...]
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Bulletin of the Polish Academy of Sciences. Technical Sciences
2015 Vol. 63, nr 2 349--352
EN The paper presents the principle of the operation of a spectropolarimetric interferometer. In a planar waveguide orthogonal modes of the TE and TM types can be excited for the entire visible light. During the propagation the difference of the phases between the modes was determined, which is the fun[...]
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Pomiary Automatyka Kontrola
2010 R. 56, nr 7 799-802
PL W pracy przedstawiono nowatorski wielokanałowy, optoelektroniczny system pomiarowy i sposób pomiaru stężenia gazów przemysłowych i toksycznych. Mierzony analit gazowy może być różny w zależności od zastosowanej interferencyjnej nanostruktury sensorowej. Pomiar odbywa się w gazowym środowisku pomiaro[...]
EN In the paper the multichannel, optoelectronic gas sensor system based on interferometric, gasochromic nanostructures is presented. The silicon colour sensor TCS230 detects the intensity and change of colour coordinates RGB of an optical signal resulting from exposure of the sensing structure to a sp[...]
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Przegląd Elektrotechniczny
PL Protezy służące do wspomagania serca są rozwijane w Fundacji Rozwoju Kardiochirurgii w Zabrzu. Ich głównym zadaniem jest przyspieszenie leczenia mięśnia sercowego pacjentów, u których zdiagnozowano choroby serca i układu krwionośnego. Zastosowanie protezy wspomagającej pracę serca pozwala na znaczne[...]
EN In this paper methods analysis for pressure measurement for using in the POLVAD (Polish Ventricular Assistant Device) are introduced. Work is focused on the noninvasive methods for blood pressure measurement in crucial points around heart prosthesis. Mechanical prosthesis used for heart support, are[...]
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Molecular and Quantum Acoustics
2008 Vol. 29 135-141
EN This paper covers research on possible pressure measurement methods for the “Polish Artificial Heart” Project. The investigations covered fiber pressure sensor. The final aim of the project is to introduce pressure sensors for noninvasive blood pressure measurements in selected points around the pne[...]
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Optica Applicata
EN In the paper, a gas optoelectronic sensor based on interferometric structure has been presented. Active polymer NafionŽ layer deposited at the top of the optical fibre forms the Fabry?Perot interferometer. Interaction with gas changes the physical properties of sensing layer, hence the interference [...]
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Ochrona Powietrza i Problemy Odpadów
PL Spektroskopia powierzchniowego rezonansu plazmonowego jest optyczną techniką zdolną monitorować procesy chemiczne i fizyczne. Zjawisko to jest czułe na małe zmiany właściwości dielektrycznych na granicy metal - ftalocyjanina. Z tego powodu zjawisko rezonansu plazmonowego zostało użyte do scharaktery[...]
EN The surface plasmon resonance spectroscopy is an optical technique that is capable of monitoring chemical and physical processes. It is sensitive to detecting small changes of dielectric properties on a metal-phthalocyanine boundary. For this reason plasmon resonance phenomenon has been used to char[...]
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Molecular and Quantum Acoustics
2003 Vol. 24 125-133
EN The paper presents a layered sensing structure that permits to detect and to measure the conditionof hydrogen ina gaseous medium. This metal-dielectric-metal structure is a layered Fabry-Perot interferometer. The resonant cavity is made of SiO2 by sol-gel method. The catalysis of molecular hydrogen [...]
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Molecular and Quantum Acoustics
2004 Vol. 25 201-211
EN The paper deals with investigations concerning the optical parameters of the layers of selected phthalocyanines by means of the surface plasmon resonance method. The values of the refracting index and the coefficient of extinction for copper and lead phthalocyanines have been determined. The present[...]
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Molecular and Quantum Acoustics
2003 Vol. 24 47-60
EN The surface plasmon resonance spectroscopy is a technique that is capable of monitoring chemical and physical processes. It is sensitive to detect small changes of dielectric properties in a metal-phthalocyanine boundary. For this reason plasmon resonance phenomena have been used to characterize a n[...]
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Molecular and Quantum Acoustics
2002 Vol. 23 253-269
EN In the group of new sensory meterials, phthalocyanineas posses very attractive physical and chemical properties. For some years, phtalocyanineas are investigated for applying in acoustic as well as in optic gas sensors. This work analyzes the possibility of using the surface plasmon resonance system[...]
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Molecular and Quantum Acoustics
2003 Vol. 24 237-248
EN Basing on defined AE descriptors and on the Kohonen network an analysis of amplitude distribution of AE impulses registered at many points of tested object for different values of the supply voltage has been carried out. Using of modified loudness method of location the places with maximum activity [...]
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Optica Applicata
EN The paper deals with investigations concerning the optical parametersof the layers of selected phthalocyanines by means of the surface plasmon resonance method. the values of the refracting index and the coefficient of extinction for copper and lead phthalocyanines have been determined. the presente[...]
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Optica Applicata
EN The surface plasmon resonance spectroscopy is an optical technique that is capable of monitoring chemical and physical processes. It is sensitive to detect small changes of dielectric properties in a metal-phthalocyanine boundary. For this reason plasmon resonance phenomena have been used to charact[...]
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Molecular and Quantum Acoustics
2000 Vol. 21 173-178
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Optica Applicata
EN The paper presents the structure of measurement stands for spectral measurement of sensor layers sensitive to the presence of ammonia vapours in the atmosphere surrounding them. Also the structure of a waveguide sensor model for detection of ammonia vapours has been presented, together with measurem[...]
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Inżynieria i Budownictwo
2000 R. 56, nr 9 514-517
PL Przedstawiono własny wysoko zintegrowany system rejestracji i analizy badań dynamicznych mostów. Omówiono jego testowanie i wdrożenie w trakcie badań mostu przez Sołę w Żywcu. Wskazano na przydatność systemu w wykonywaniu poszerzonej analizy mostów, szczególnie o nowoczesnej konstrukcji.
EN The paper described a high-integrated system of recording and analysing dynamic tests of bridges. The paper shows the usability of the system in preparing an extended analyse of bridges dynamic answer and specially bridges of modern construction.
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Elektronika : konstrukcje, technologie, zastosowania
PL Zawartość gazów rozpuszczonych w oleju transformatorowym świadczy o rozwijającym się procesie degradacji izolacji, który jest wywołany wewnętrzną usterką. Dla oceny stanu technicznego transformatora istotny w szczególności jest przyrost stężenia wodoru, który jest szerokopasmowym wskaźnikiem wczesny[...]
EN The power transformer is a major apparatus in a power system; it is of great importance to detect incipient failures in power transformers as early as possible in order to minimize system outage. In this paper, the optical measurement system was applied to measure the oil-dissolved (mainly hydrogen)[...]
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Archives of Acoustics
2014 Vol. 39, No. 4 541--548
EN The paper presents the results of investigations concerning the noninvasive method of estimating the actual volume of the blood chamber of the POLVAD-EXT type ventricular assist device (VAD) during its operation. The proposed method is based on the principle of Helmholtz’s acoustic resonance. Both t[...]
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Molecular and Quantum Acoustics
2005 Vol. 26 205-215
EN The paper presents an optical sensor that permits to detect and to measure the concentration of ammonia gas in a gaseous medium and the effect of humidity on the NH3 detection capability of sensing structure of optical sensor was also investigated. The presence of water vapour, functioning as the in[...]
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