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Wyniki wyszukiwania dla: SINGLE NUCLEOTIDE POLYMORPHISM (SNP)
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Single-wall carbon nanotubes based anticancer drug delivery system
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Iron filled single-wall carbon nanotubes – A novel ferromagnetic medium
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Renal Regulation of Calcium-Phosphate Metabolism in Single- and Twin Pregnant Goats
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Calibration-Free Single-Anchor Indoor Localization Using an ESPAR Antenna
PublikacjaIn this paper, we present a novel, low-cost approach to indoor localization that is capable of performing localization processes in real indoor environments and does not require calibration or recalibration procedures. To this end, we propose a single-anchor architecture and design based on an electronically steerable parasitic array radiator (ESPAR) antenna and Nordic Semiconductor nRF52840 utilizing Bluetooth Low Energy (BLE)...
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Single crystal growth and physical properties of MCo2Al9 (M= Sr, Ba)
PublikacjaSingle crystals of SrCo2Al and BaCo2Al9 were grown using a self-flux method. A LeBail analysis of the powder X-ray diffraction patterns show that both compounds crystallize in a hexagonal (P6/mmm) crystal structure with lattice parameters: a = 7.8995(1) Å, c = 3.9159(1) Å for SrCo2Al9, and a = 7.9162(2) Å, c = 3.9702(1) Å for BaCo2Al9 aluminide. The low temperature analysis of the heat capacity measurements give a Sommerfeld...
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Single and Three -Phase PWM AC/AC Converters as Semiconductor Transformers
PublikacjaAC voltage transformation circuits contain pure or reactance PWM AC/AC converters. These circuits can be treated as AC/AC semiconductor transformers. This paper reviews single-phase and three-phase topologies: both non-isolated and isolated, single as well as two quadrant structure. Additionally, this paper present selected examples of their applications.
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Single-phase power electronics transformer with active functions for smart grid
PublikacjaThis paper presents the control of one cell of a modular single-phase power electronics transformer with active functions for meeting the smart grid concept. In this way, the converter could be used not only as a conventional transformer but also for grid such as reactive power, harmonic elimination and energy storage. The topology of the cell is composed by a bidirectional converter with three stages: a half bridge in the input...
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Equivalent single-layer models in deformation analysis of laminated multilayered plates
PublikacjaThe performance of selected Equivalent Single-Layer (ESL) models is evaluated within several classical benchmark tests for linear static analysis of multi-layered plates. The authors elaborated their own Finite Element software based on the first-order shear deformation theory (FOSD) with some modifications incorporated including a correction of the transverse shear stiffness and an application of zig-zag type functions. Seven...
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Mechanical exfoliation and layer number identification of single crystal monoclinic CrCl3
PublikacjaAfter the recent finding that CrI3, displays ferromagnetic order down to its monolayer, extensive studies have followed to pursue new two-dimensional (2D) magnetic materials. In this article, we report on the growth of single crystal CrCl3 in the layered monoclinic phase. The system after mechanical exfoliation exhibits stability in ambient air (the degradation occurs on a time scale at least four orders of magnitude longer than...
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Single and Series of Multi-valued Decision Diagrams in Representation of Structure Function
PublikacjaStructure function, which defines dependency of performance of the system on performance of its components, is a key part of system description in reliability analysis. In this paper, we compare two approaches for representation of the structure function. The first one is based on use of a single Multi-valued Decision Diagram (MDD) and the second on use of a series of MDDs. The obtained results indicate that the series of MDDs...
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Poliuretanowo-stalowe konstrukcje sandwiczowe typu SIP
PublikacjaOpisano sposób otrzymywania elementów warstwowych stalowo-poliuretanowych typu SIP (Structural insulated panels). Rdzenie wykonano z mikroporowatych poliuretanów o różnej budowie chemicznej. Okładziny natomiast zastosowano ze stali weglowej. Dla wzmocnienia adhezji pomiędzy stalą a poliuretanem zastosowano klej. Na podstawie pomiarów mechanicznych stwierdzono, że moduł ścinania konstrukcji SIP i rdzenia z pianki PUR wynosił od...
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Wykorzystanie SIP w podstawowych procesach kartograficznych.
PublikacjaScharakteryzowano ogólny schemat zobrazowania informacji, pozyskanych z baz danych systemów informacji przestrzennej. Przedstawiono także sposoby modelowania informacji pobranych z systemu wykorzystywanych do kreowania przedstawień kartograficznych. Zaprezentowano aspekty generowania informacji żródłowych zasilających tworzone zobrazowania.
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Thermal treatment of montmorillonite modified with Cd[SC(NH2)2]42+ from two polymorphic salts
PublikacjaMontmorillonite(MMT)/CdS nanocomposites can be obtained using simple ionic exchange between Na(I)-MMT and Cd[SC(NH2)2]42+∙2NO3. The resulting products may be annealed to give (MMT)/CdS nanocomposites as it was proved by XRD analysis.
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Genetic Background and Antibiotic Resistance Profiles of K. pneumoniae NDM-1 Strains Isolated from UTI, ABU, and the GI Tract, from One Hospital in Poland, in Relation to Strains Nationally and Worldwide
PublikacjaIn recent years, there has been an observed increase in infections caused by carbapenem-resistant Klebsiella pneumonia (Kp) strains. The aim of this study was the phenotypic and genotypic analysis of eight K. pneumoniae NDM (Kp NDM) isolates, recovered in Poland during the years 2016 and 2018 from seven patients with urinary tract infections (UTIs), asymptomatic bacteriuria (ABU), or colonization of the gut. PCR melting profile...
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Characterization of single-stranded DNA-binding proteins from the psychrophilic bacteria Desulfotalea psychrophila, Flavobacterium psychrophilum, Psychrobacter arcticus, Psychrobacter cryohalolentis, Psychromonas ingrahamii, Psychroflexus torquis, and Photobacterium profundum
PublikacjaBackground: Single-stranded DNA-binding proteins (SSBs) play essential roles in DNA replication, recombination and repair in Bacteria, Archaea and Eukarya. In recent years, there has been an increasing interest in SSBs, since they find numerous applications in diverse molecular biology and analytical methods. Results: We report the characterization of single-stranded DNA-binding proteins from the psychrophilic bacteria Desulfotalea...
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Compatible Mixture of Bacterial Antagonists Developed to Protect Potato Tubers from Soft Rot Caused by Pectobacterium spp. and Dickeya spp.
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Cu( II ) ions removal from wastewater using starch nanoparticles ( SNPs ): An Eco‐sustainable approach
PublikacjaThe complex structured starch particles were reduced to the nanoscale size range through hydrolysis utilizing low concentration acid assisted with ultrasound irradiation. The synthesized starch nanoparticles (SNPs) were characterized by TEM, FTIR, and XRD techniques. The synthesized SNPs possessed surface activated entities, as many cationic functional groups were confirmed through the FTIR spectrum. Also, these SNPs were effectively...
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<b><i>CTLA4</i></b> and <b><i>CD28</i></b> Gene Polymorphisms with Respect to Affective Symptom Domain in Schizophrenia
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Comparison of Single and Multi-Population Evolutionary Algorithm for Path Planning in Navigation Situation
PublikacjaIn this paper a comparison of single and multi-population evolutionary algorithm is presented. Tested algorithms are used to determine close to optimal ship paths in collision avoidance situation. For this purpose a path planning problem is defined. A specific structure of the individual path and fitness function is presented. Principle of operation of single-population and multi-population evolutionary algorithm is described....
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Evolution of artificial single-cell organisms foraging for resources in a 3-dimensional environment
PublikacjaForaging for resources is a simple cognitive task that even one-celled biological organisms can ac- complish. We present an Artificial Life system in which artificial unicellular organisms (animats) forage for food in a 3-dimensional simulated liquid environment. The movement of animats is controlled by evolving artificial gene regulatory networks encoded in linear genomes. When an animat consumes enough food, it produces offspring...
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Efficiency of Wastewater Treatment in Single-Family Constructed Wetlands in Kaszuby Lake District
PublikacjaIn the paper results of investigation upon three different configurations of single family treatment wetlands were presented. It was indicated that the application of treatment wetlands for single family effluent is a effective and sustainable solution for wastewater treatment in the rural areas. In spite of the receiving higher concentration of pollutants in comparison to the TWs operated in Europe and USA analysed TWs ensure...
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Properties of water in the region between a tubulin dimer and a single motor head of kinesin
PublikacjaA kinesin is a molecular motor that can perform movement on a microtubule track in a stepping-like manner. This motion is connected with processes of association and dissociation of kinesin and tubulin. Water is an important participant in these kinds of molecular interactions. This is why we have decided to investigate the dynamical and structural properties of water in the region between the kinesin catalytic domain and the tubulin...
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Evaluation Of Single Pole Auto-Reclosing Effectiveness With Nonlinear Secondary Arc Model
PublikacjaThe paper discusses two evaluation methods of single pole auto-reclosing process effectiveness in HV transmission lines. Secondary arc current and recovery voltage results obtained by load flow calculation are compared to the results obtained by the time domain simulations. Moreover, a non-linear secondary arc implementation is presented. The authors indicate, that precise representation of secondary electric arc leads to more...
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Effect of Cr and Mn doping on ferroelectric and dielectric properties of Li1.72Na0.28Ge4O9 single crystals
PublikacjaLi1.72Na0.28Ge4O9 single crystals pure and slightly doped with chromium and manganese, obtained by Czochralski growth, were investigated for their ferroelectric and dielectric properties. The change in stoichometry of Li2− x Na x Ge4O9 (x = 0.28) crystals doped with Cr and Mn (0.1 mol.%) had an influence on the value of ferroelectric-to-paraelectric phase transition temperature, T c. The applied doping affects the T c value by...
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Photodegradation of single and mixture of parabens – Kinetic, by-products identification and cost-efficiency analysis
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Modelling of temperature field of flat boiling section with active single nucleation site
PublikacjaZaprezentowano główne założenia wybranych modeli wrzenia dla pojedynczego centrum nukleacji. Przedstawiony model numeryczny dotyczy zagadnienia dwuwymiarowego, osiowo-symetrycznego, nieizotropowego przewodzenia ciepła dla warunków brzegowych pierwszego, drugiego i trzeciego rodzaju. Warunek brzegowy drugiego rodzaju reprezentuje gęstość strumienia ciepła połączoną z generacją pęcherzy z pojedynczego centrum nukleacji.
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Detail, Facture, and Colour in the Architecture of Polish Single-Family Houses after 1989
PublikacjaThe article presents single-family houses architecture transformations since 1989, with particularly close attention paid to the significance of detail, facture, and colour. The article presents the architecture as an art of designing and building facilities with both use and aesthetic value, an art of shaping space and building forms. Architectural work should correspond to the intended function, technique, economic and aesthetic...
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Existence and uniqueness of solutions for single-population McKendrick-von Foerster models with renewal
PublikacjaWe study a McKendrick-von Foerster type equation with renewal. This model is represented by a single equation which describes one species which produces young individuals. The renewal condition is linear but takes into account some history of the population. This model addresses nonlocal interactions between individuals structured by age. The vast majority of size-structured models are also treatable. Our model generalizes a number...
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Multi-criteria Robot Selection Problem for an Automated Single-Sided Lapping System
PublikacjaFlat lapping is a crucial process in a number of precision manufacturing technologies. Its aim is to achieve extremely high flatness of the workpiece. Single-sided lapping machines have usually standard kinematic systems and are used in conjunction with conditioning rings, which are set properly be-tween the center and the periphery of the lapping plate. In this paper, instead of conventional single-side lapping machine, an automated...
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Long-Term Outcomes of Laparoscopic Sleeve Gastrectomy—a Single-Center, Retrospective Study
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Perpetrators from Treblinka: interdisciplinary investigations of seven single graves with “Trawniki Men”
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In-plane and out-of-plane temperature dependencies of the resistivity in single crystals and films of Nd2CuO4
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Superconductivity in PrBa2Cu3O7−δ single crystals after high-temperature thermal treatment
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Antioxidant Activities and Volatile Flavor Components of Selected Single-Origin and Blend Chocolates
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Single Sensor Hot-Wire Anemometer Based on Thermal Time Constant Estimation
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Studies of Transport Properties of Single Layer Devices Based on the Polyazomethine Thin Films
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Electronic structure and optical properties of boron doped single-wall carbon nanotubes
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Silver filled single-wall carbon nanotubes—synthesis, structural and electronic properties
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A Single-Center Experience of Renal Transplantation in Elderly Patients: A Paired-Kidney Analysis
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Effects of Single and Repeated Footshock on Dopamine Release and Metabolism in the Brains of Fischer Rats
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Interface circuit for impedance sensors using two specialized single-chip microsystems
PublikacjaW artykule przedstawiono obwód interfejsu przeznaczony do pomiaru parametrów impedancyjnych czujników lub celek pomiarowych instalowanych na obiektach technicznych. Umożliwia on pomiar modułu i argumentu impedancji w zakresie 10ohm
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Derivatization of single-walled carbon nanotubes with redox mediator biocatalytic oxygen electrodes
PublikacjaSingle-walled carbon nanotubes were covalently modyfied with a redox mediator derived from 2,2'-azino-bis-(3-ethylbenzothiazole)-6-sulfonic acid.
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Makespan minimization of multi-slot just-in-time scheduling on single and parallel machines
PublikacjaArtykuł podejmuje problem szeregowania zadań przy założeniu podziału czasu na sloty jednakowej długości, gdzie każde z zadań ma ustaloną długość oraz czas jego zakończenia, który jest relatywny do końca slotu. Problem znalezienia uszeregowania polega na dokonaniu przydziału zadań do poszczególnych slotów, przy czym w ogólności długość zadania może wymuszać sytuację, w której zadańie jest realizowane nie tylko w slocie, w którym...
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Single-pill combinations, hypertension control and clinical outcomes: potential, pitfalls and solutions
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A single and triple-objective mathematical programming models for assignment of services in a healthcare institution
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Single-stranded DNA-binding proteins (SSBs) - sources and applicationsin molecular biology
PublikacjaBiałka wiążące się do jednoniciowego DNA (SSB) odgrywają ważną rolę w replikacji, rekombinacji i naprawie DNA u bakterii, archea i eukariota. Ostatnio wzrosło zainteresowanie białkami SSB jako przydatnymi narzędziami w metodach badawczych biologii molekularnej, analitycznych i diagnostycznych. Większość znanych prokariotycznych białek SSB zbudowanych jest z czterech podjednostek (homotetramer) z jedną domeną wiążąca (OB) jednoniciowe...
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The new analyzer based on single pellistor sensor for determination of hydrogen and methane in air
PublikacjaW artykule przedstawiono rezultaty niedawnych badań nad konstrukcją prostego i selektywnego analizatora do monitoringu stężenia gazów wybuchowych w powietrzu. Opisano konstrukcję takiego urządzenia i wyniki prób laboratoryjnych dla gazowych mieszanin wzorcowych.
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Single chamber solid oxide fuel cell - current stage of development and prospects
PublikacjaOgniwa paliwowe należą do jednego z najbardziej wydatnych żródeł energii. W konwencjonalnych ogniwach paliwo i powietrze są dostarczane do ogniwa oddzielnie. Jednokomorowych ogniwo dziala zasilane mieszanina paliwa i powietrza. W pracy przedstawiono obecny stan i perspektywy dlaszego rozwoju jednokomorowych tlenkowych ogniw paliwowych.
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Determination of chlorine concentration using single temperature modulated semiconductor gas sensor
PublikacjaA periodic temperature modulation using sinusoidal heater voltage was applied to a commercial SnO2 semiconductor gas sensor. Resulting resistance response of the sensor was analyzed using a feature extraction method based on Fast Fourier Transformation (FFT). The amplitudes of the higher harmonics of the FFT from the dynamic nonlinear responses of measured gas were further utilized as an input for Artificial Neural...
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Experimental Designs of Mass Customized Passive Single-family Houses - Prospects and Limitations
PublikacjaAbstract The article deals with case studies of selected architectural designs of the past fifteen years the authors of which intended to rethink both the typology and the means of constructing single family houses. The analysis covers contemporary design issues such as variation, curvilinearity, customization, digital manufacturing and ecological concerns. The purpose behind the research was to establish in what way new design...