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Search results for: 915 MHZ
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Hodgkin lymphoma, nodular sclerosis, NOS - Male, 15 - Tissue image [5170730021244731]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5070730026182711]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, mixed cellularity, NOS - Male, 15 - Tissue image [6030730027633461]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: VS200 Olympus slide scanner (20x magnification) and saved to DICOM format.
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Giant cell tumor of bone, NOS - Female, 15 - Tissue image [5060730012987211]
Open Research DataThis is the histopathological image of BONES, JOINTS AND ARTICULAR CARTILAGE OF LIMBS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Giant cell tumor of bone, NOS - Female, 15 - Tissue image [5060730012989901]
Open Research DataThis is the histopathological image of BONES, JOINTS AND ARTICULAR CARTILAGE OF LIMBS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, nodular sclerosis, NOS - Male, 15 - Tissue image [5170730021244481]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5070730026182311]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5070730026183541]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, nodular sclerosis, NOS - Male, 15 - Tissue image [5170730021247811]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, mixed cellularity, NOS - Male, 15 - Tissue image [6030730027631371]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: VS200 Olympus slide scanner (20x magnification) and saved to DICOM format.
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Giant cell tumor of bone, NOS - Female, 15 - Tissue image [5060730012996791]
Open Research DataThis is the histopathological image of BONES, JOINTS AND ARTICULAR CARTILAGE OF LIMBS tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Hodgkin lymphoma, mixed cellularity, NOS - Male, 15 - Tissue image [6030730027635961]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: VS200 Olympus slide scanner (20x magnification) and saved to DICOM format.
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A systematic review on cellular responses of Escherichia coli to nonthermal electromagnetic irradiation
PublicationInvestigation of Escherichia coli under electromagnetic fields is of significance in human studies owing to its short doubling time and human‐like DNA mechanisms. The present review aims to systematically evaluate the literature to conclude causality between 0 and 300 GHz electromagnetic fields and biological effects in E. coli. To that end, the OHAT methodology and risk of bias tool were employed. Exponentially growing cells exposed...
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Design and optimization of a novel miniaturized low-profile circularly polarized wide-slot antenna
PublicationThis paper presents a novel structure of a compact circularly polarized (CP) antenna. CP is obtained using a parasitic quasi-rectangular strip placed coplanar to the feedline. A ground plane perturbation combined with the asymmetric geometry of the coplanar waveguide ground planes is utilized to excite additional CP modes. All antenna dimensions are rigorously optimized to achieve the best possible performance in terms of the impedance...
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High Frequency Harmonics Emission of Modern Power Electronic AC-DC Converters
PublicationModern AC/DC converters with bidirectional power flow employing PWM boost topology generate harmonic distortions of input current in relatively high frequency range tightly related to modulation carrier frequency. These frequencies and its multiples in typical applications are usually located in frequency range from single up to several of kHz. Increased harmonic emission in this frequency range can easily and harmfully influence...
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A Wideband Corrugated Ridged Horn Antenna with Enhanced Gain and Stable Phase Center for X- and Ku-Band Applications
PublicationIn this letter, a structure and design procedure of a novel double-flared conical horn antenna with an improved gain and a stable phase center is presented. The antenna incorporates a hybrid ridged and corrugated structure. A double-ridged section is responsible for ensuring a wideband operation, whereas the corrugated section supports the hybrid mode. The antenna impedance bandwidth (VSWR < 2) is 6 GHz to 20 GHz. Excellent performance...
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Karol Grębowski dr inż.
PeopleKarol Grębowski (M.Sc.) works as an assistant at the Department of Technical Fundamentals of Architecture Design of the Faculty of Architecture at Gdansk University of Technology. His scientific research deals with dynamic phenomena occurring during the vibration of structures, bridges, and studies the design methodology of the elements forming passive protection system of the vehicles degraded by struck or explosion in the context...
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The electrochemical studies of thin boron-doped diamond films deposited at conductive poly(lactic acid) 3D prints
Open Research DataThe dataset contains the electrochemical characteristics of the electrodes composed of thin boron-doped diamond films coated on commercially available graphene-doped polylactide acid. The boron doping level expressed as the [B]/[C] ratio in the gas phase for these studies was 500 and 10,000 ppm.
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AeroSense Measurements: Wind Tunnel EPFL
Open Research DataData from wind tunnel tests of Aerosesne measurement system installed on NACA63418 at EPFL wind tunnel.
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The electrochemical response to BDD electrode functionalization with CD147 receptor
Open Research DataThis dataset contains the results of the electrochemical impedance spectroscopy (EIS) measurements of the boron-doped diamond (BDD) electrode functionalization with CD147 receptor. The functionalized electrode was then used for the electrochemical detection of the SARS-CoV-2 virus S1 protein.
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The electrochemical response to BDD electrode functionalization with ACE2 receptor
Open Research DataThis dataset contains the results of the electrochemical impedance spectroscopy (EIS) measurements of the boron-doped diamond (BDD) electrode functionalization with ACE2 receptor. The functionalized electrode was then used for the electrochemical detection of the SARS-CoV-2 virus S1 protein.
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The electrochemical response to BDD electrode functionalization with IgG2B receptor
Open Research DataThis dataset contains the results of the electrochemical impedance spectroscopy (EIS) measurements of the boron-doped diamond (BDD) electrode functionalization with IgG2B receptor. The functionalized electrode was then used for the electrochemical detection of the SARS-CoV-2 virus S1 protein.
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Admitancja wejściowa i transadmitacyjna MOSFET'a w zakresie b. w. cz.
PublicationBazując na nowym nie quasi-statycznym modelu małosygnałowym tranzystora MOS, przeanalizowano i zweryfikowano eksperymentalnie aż do 30 GHz małosygnałową admitancję wejściową i transadmitancję tego elementu - dwa ważne i budzące najwięcej wątpliwości parametry macierzy admitancyjnej tranzystora.
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Zastosowanie metody FMEA w ocenie technologii dźwigni z uwzględnieniem zmie-nności liczb priorytetowych. W: Zagadnienia dydaktyczne w środowisku syste-mów technologicznych. Pod red. A. Świcia. Lublin: Lub. Tow. Nauk.**2003 s. 62-73, 15 rys. 1 tab. bibliogr. 12 poz.
PublicationPrzedstawiono wykorzystanie metody FMEA do oceny technologii dźwigni spawa-nej. Analizowano obróbkę półfabrykatu spawanego, jak również technologię wy-konania półfabrykatu dźwigni dwustronnej. Określono wpływ zmienności liczb priorytetowych na wyniki oceny oraz sprecyzowano skuteczność stosowania FMEAprzez zespoły o różnych kwalifikacjach zawodowych.
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Partial PLA composite surface activation by femtosecond laser ablation
Open Research DataThe dataset contains the studies on electrochemical activity of PLA composite (commercially available CB-PLA Protopasta), which was 3D printed in a form of 1x1cm electrodes. The electrodes were submitted to femtosecond laser ablation operating with different parameters. These were: gas atmosphere (He or air, data in different subfolders), the percentage...
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Linear impedance of 1SiO2–99(40Na2O-20CaO-40P2O5) glass measured with impedance spectroscopy method at low temperature region
Open Research DataThe linear electrical properties of 1SiO2–99(40Na2O-20CaO-40P2O5) glass was measured by impedance spectroscopy method.
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Marcin Sikorski prof. dr hab. inż.
PeopleMarcin Sikorski is a professor at the Department of Informatics in Management at the Faculty of Management and Economics of the Gdańsk University of Technology. Earlier he had numerous fellowships in academic institutions, among others in Germany (Universities in Bonn and in Heidelberg), Switzerland (ETH Zurich), the Netherlands (TU Eindhoven) and the USA (Harvard University). Professor Sikorski is a representative of Poland in...
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Convenient and efficient N-methylation of secondary amines under solvent-free ball milling conditions
PublicationIn the present work, we report the development of a rapid, efcient, and solvent-free procedure for the N-methylation of secondary amines under mechanochemical conditions. After optimization of the milling parameters, a vibrational ball mill was used to synthesize 26 tertiary N-methylated amine derivatives in a short time of 20 min (30 Hz frequency) and high yields ranging from 78 to 95%. An exception was compounds having a hydroxyl...
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Transmission measurements between two geometrically small Vivaldi antennas performed in non-anechoic propagation conditions
Open Research DataThe dataset contains unprocessed measurements of complex transmission (and reflection) characteristics obtained in non-anechoic regime for a geometrically small, broadband spline-parameterized Vivaldi structure. The measurement setup comprises two Vivaldi antennas with the same topology where one is used as a reference structure, and another one as...
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Mariusz Franciszek Kaszubowski dr
PeopleBiogram Mariusz Kaszubowski works as Assistant Professor at the Department of Statistics and Econometrics, Faculty of Management and Economics, Gdansk University of Technology. He is teaching descriptive and mathematical statistics, as well social statistics and insurance statistics. He is lecturer of statistics in at postgraduate studies „Lean Six Sigma Black Belt”. He is a graduate of two majors: Management (specializing Insurance...
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Localization in wireless sensor networks using switched parasitic antennas
PublicationA switched parasitic monopole antenna for 2.4 GHz ISM applications is design and investigated in this paper. One of the most promising applications for such switched-beam antennas is localization in wireless sensor networks (WSN). It is demonstrated that the use of this antenna improves accuracy of localization algorithms and allows for reduction of the number of reference nodes in localization system.
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Schemat zastępczy i charakterystyki elektrodynamiczne mikrofalowego generatora plazmy o strukturze cylindrycznej zasilanego falowodem
PublicationW artykule przedstawiono schemat zastępczy oraz charakterystyki elektrodynamiczne mikrofalowego generatora plazmy o strukturze cylindrycznej zasilanego falowodem standardowym WR 430 i pracującym przy częstotliwości 2,45 GHz. Generator ten jest stosowany w laboratorium do produkcji wodoru poprzez reforming węglowodorów.
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A 0.5 V Nanowatt Biquadratic Low-Pass Filter with Tunable Quality Factor for Electronic Cochlea Applications
PublicationA novel implementation of an analogue low-power, second-order, low-pass filter with tunable quality factor (Q) is presented and discussed. The filter feature is a relatively simple, buffer-based, circuit network consisting of eleven transistors operating in a subthreshold region. Q tuning is accomplished by injecting direct current into a network node, which changes the output resistance of the transistors and, as a result, modifies...
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Rapid dimension scaling of compact microwave couplers with power split correction
PublicationIn this paper, a technique for rapid re-design ofcompact microwave couplers with respect to operating frequency is discussed. Our methodology involves an inverse surrogate model setup using several reference designs optimized (at the level of equivalent circuit representation of the coupler) for a set of operating frequencies within a range of interest. The surrogate establishes the relationship between the operating frequency...
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Fast geometry scaling of UWB band-notch antennas
PublicationImplementation of band-notch capability plays an important role in the design of ultra-wideband (UWB) antennas. At the same time, appropriate sizing of antenna geometry parameters in order to precisely allocate the notch at the required frequency as well as to ensure sufficient reflection level is quite challenging and has to be based—for reliability reasons—on full-wave electromagnetic (EM) simulations of the structure. In this...
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Coplanar Waveguide-Fed Broadband Microwave Devices with (or without) a Thin Dielectric Substrate for Use in Flexible Electronic Systems
PublicationTwo examples of microwave devices, fed by a coplanar waveguide and realized on a thin substrate (or without such a substrate), are employed to investigate the influence of devices’ curvatures and the proximity of different materials on their parameters. To perform the tests, a broadband antenna and a low-pass filter are chosen. A feeding coplanar waveguide is realized on a dielectric material brick attached to an SMA connector...
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Multifrequency Wideband Sonar Array
PublicationThis paper describes of new approach to Multifrequency Wideband Arrays (MWA),applied piezocomposite technologies of the array elements. MWA operating in transmitting(Tx) and receiving (Rx) mode on two or three bands, requires state-of-the-art technology andefficient array designing than conventional array in which separate arrays for every band oreven separate Tx and Rx transducers/arrays are used. The new piezocomposite elements...
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Low-Power Receivers for Wireless Capacitive Coupling Transmission in 3-D-Integrated Massively Parallel CMOS Imager
PublicationThe paper presents pixel receivers for massively parallel transmission of video signal between capacitive coupled integrated circuits (ICs). The receivers meet the key requirements for massively parallel transmission, namely low-power consumption below a single μW, small area of less than 205 μm2, high sensitivity better than 160 mV, and good immunity to crosstalk. The receivers were implemented and measured in a 3-D IC (two face-to-face...
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Asynchronous Charge Carrier Injection in Perovskite Light-Emitting Transistors
PublicationUnbalanced mobility and injection of charge carriers in metal-halide perovskite light-emitting devices pose severe limitations to the efficiency and response time of the electroluminescence. Modulation of gate bias in methylammonium lead iodide light-emitting transistors has proven effective in increasing the brightness of light emission up to MHz frequencies. In this work, a new approach is developed to improve charge carrier...
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Prostokątne anteny mikropaskowe zasilane przez sprzężenie elektromagnetyczne
PublicationPraca dotyczy projektowania anten mikropaskowych dla pasma 2.4 GHz, zasilanych przez sprzężenie elektromagnetyczne realizowane poprzez szczelinę we wspólnym ekranie. Przedstawiono wyniki symulacji komputerowych wybranych konfiguracji anten pod kątem poszerzenia ich pasma pracy. Zamieszczono wyniki pomiarów zrealizowanych modeli anten.
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Decomposition of duet instrument sounds. W: [CD-ROM] International Sympo-sium of Musical Acoustics. ISMA MEXICO CITY. Mexico City, 9-13 December 2002. Mexico City: Escuela Nacional de Musica UNAM**2002, 10 s. 4 rys. 2 tab. bibliogr. 15 poz. Dekompozycja duetów muzycznych.
PublicationW referacie zaprezentowany został algorytm separacji nagrań duetów muzycz-nych. Metoda separacji oparta została na algorytmie FED, przy pomocy któregomożliwa jest ekstrakcja części harmonicznych sygnałów. Ponadto wykorzystanyzostał algorytm estymacji częstotliwości podstawowej oparty na korelacjiskrośnej, w celu estymacji częstotliwości dekomponowanych harmonicznych.
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Molekularne mechanizmy selektywności działania antybiotyku przeciwgrzybowe- go: estru metylowego N-metylo-N-D-fruktozylo amfoterycyny B.**2002, 108 s. 23 rys. 15 tab. bibliogr. 83 poz. maszyn. Rozprawa doktorska /17.04.2002/. P. Gdań., Wydz. Chemiczny. Promotor: prof. dr inż. E. Borowski.
Publication.
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Gdańsk Opacka street 2017 - video data
Open Research DataGdańsk Opacka street 2017 - video data
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Marcin Balcerzyk doktor habilitowany
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Thermographic imaging of electrochemical double layer capacitors during cycling charging - discharging 0 - 2,7 V at 168 mA. Sample 115, run#1.
Open Research DataDataset contains thermal images of prototype electrochemical double layer capacitor taken during cyclic charging - discharging. The sample was charged to 2,7 V and discharged to 10 mV by constant current 168 mA. Sample 115. Experiment rum #1.The images were taken with thermographic camera VigoCAM V50. The sample was covered by black graphite paint...
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Thermographic imaging of electrochemical double layer capacitors during cycling charging - discharging 0 - 2,7 V at 168 mA. Sample 115, run#2.
Open Research DataDataset contains thermal images of prototype electrochemical double layer capacitor taken during cyclic charging - discharging. The sample was charged to 2,7 V and discharged to 10 mV by constant current 168 mA. Sample 115. Experiment rum #2.The images were taken with thermographic camera VigoCAM V50. The sample was covered by black graphite paint...
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Classical Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5050730009923831]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Classical Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5050730009925881]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Classical Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5050730009929951]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.
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Classical Hodgkin lymphoma, nodular sclerosis, NOS - Female, 15 - Tissue image [5050730009921991]
Open Research DataThis is the histopathological image of LYMPH NODES tissue sample obtained in Medical University Gdańsk and deposited in ZMDL-GUMED. The sample image was taken using: Pannoramic 250 3DHistech slide scanner (20x magnification) and saved to DICOM format.