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New achievements in the field of extraction of trace analytes from samples characterized by complex composition of the matrix
PublikacjaWithout any doubt, the monitoring of compounds present in samples at trace or ultra-trace level usually requires a preliminary step of isolation and/or enrichment of analytes due to the fact that majority of analytical techniques are not sensitive enough for direct determination of trace compounds. On the other hand, sample preparation is considered as crucial part of whole analytical procedures, in particular in samples characterized...
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Experimental verification of a new method of loop resistance testing in low voltage systems with residual current devices
PublikacjaA periodical verification of the effectiveness of protection against electric shock shall be performed in low voltage systems. The scope of this verification includes loop impedance/resistance testing. If a residual current device is installed in a tested circuit, this testing is problematic. A residual current device trips out during the test, because of the high value of measurement current. This precludes the execution of the...
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Smart and resilient cities- new challanges for Polish cities in terms of 2020 energy efficiency and climate action
PublikacjaGlobal climate change action along with energy efficiency optimizations are becoming increasingly pressing principles in terms of moving towards sustainable development. As a member of EU and UN Poland is also obliged to follow restricted rules concerning energy efficiency of buildings which come to force in 2020. To meet new goals, innovative approaches - like moving towards smart and resilient cities -may be required. Through...
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The Thin-Layer Microchromatography (μTLC) and TLC–FID Technique as a New Methodology in the Study of Lubricating Oils
PublikacjaThis paper concerns the possibility of using TLC coupled with a flame ionization detector (FID) and micro-TLC (μTLC) as precursors for microfluidized devices of analytical techniques to identify and determine the presence and content of the petroleum/vegetable oil base in the lubricating oils applied in cutting devices (chainsaws). This research is related to the problem of ensuring, in compliance with the requirements of environmental...
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Shaping the new planning curricula in the post-socialistic context lessons from Poland and Russia
PublikacjaPlanning education is the issue widely discussed during various conferences and seminars, especially ones grouping the representatives of universities offering professional education in this field. But to large extend this discourse is dominated by the realities and specifics of the highly- developed countries, which is also reflected in the structure of the organizations of universities offering these. At the same time planning...
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Screening of predicted synergistic multi-target therapies in glioblastoma identifies new treatment strategies
PublikacjaAbstract Background IDH-wildtype glioblastoma (GBM) is a highly malignant primary brain tumor with a median survival of 15 months after standard of care, which highlights the need for improved therapy. Personalized combination therapy has shown to be successful in many other tumor types and could be beneficial for GBM patients. Methods We performed the largest drug combination screen to date in GBM, using a high-throughput effort...
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Impact of new, navigable canal through the Vistula spit on the hydrologic balance of the Vistula lagoon (Baltic Sea)
PublikacjaThe object of research - the Vistula Lagoon is one of the two lagoons on the Polish coast, which is of great importance not only from an economic point of view, but also an environmental one. The purpose of the paper is to provide calculations on the current water balance for the Vistula Lagoon, before and after construction of a canal through the Vistula Spit. This is important because the construction of a new connection between...
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Properties of New Composite Materials Based on Hydroxyapatite Ceramic and Cross-Linked Gelatin for Biomedical Applications
PublikacjaThe main aim of the research was to develop a new biocompatible and injectable composite with the potential for application as a bone-to-implant bonding material or as a bone substitute. A composite based on hydroxyapatite, gelatin, and two various types of commercially available transglutaminase (TgBDF/TgSNF), as a cross-linking agent, was proposed. To evaluate the impacts of composite content and processing parameters on various...
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A New Approach to the PWM Modulation for the Multiphase Matrix Converters Supplying Loads with Open-End Winding.
PublikacjaThis article presents three variants of the Pulse Width Modulation (PWM) for the Double Square Multiphase type Conventional Matrix Converters (DSM-CMC) supplying loads with the open-end winding. The first variant of PWM offers the ability to obtain zero value of the common-mode voltage at the load's terminals and applies only six switches within the modulation period. The second proposal archives for less Total Harmonic Distortion...
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New Simple and Robust Method for Determination of Polarity of Deep Eutectic Solvents (DESs) by Means of Contact Angle Measurement
PublikacjaThe paper presents a new method for evaluating the polarity and hydrophobicity of deep eutectic solvents (DESs) based on the measurement of the DES contact angle on glass. DESs consisting of benzoic acid derivatives and quaternary ammonium chlorides–tetrabutylammonium chloride (TBAC) and benzyldimethylhexadecylammonium chloride (16-BAC)—in selected molar ratios were chosen for the study. To investigate the DESs polarity, an optical...
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A New Approach to Assess Quality of Motion in Functional Task of Upper Limb in Duchenne Muscular Dystrophy
Publikacja(1) Background: This study presents a new method for the motion quantitative analysis of Duchenne muscular dystrophy patients (DMD) performing functional tasks in clinical conditions. (2) Methods: An experimental study was designed to define how different levels of external mass (light and heavy) influence the performance of the upper limbs of a tested DMD and reference subject (RS) during horizontal movements (level of the waist)...
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New locations, distribution and protection of the red helleborine Cephalanthera rubra (L.) Rich. (Orchidaceae) in the Augustów Primeval Forest (NE Poland)
PublikacjaCephalanthera rubra (L.) Rich. is a species under strict protection, very rare in the Suwałki region. In recent years, two sites were discovered in the Wigry National Park. The article presents a description of new localities and the distribution of the red helleborine in the Augustów Primeval Forest.
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Bitumen Aging—Laboratory Simulation Methods Used in Practice and Selected Directions of Research on New Methods
PublikacjaChanges in the properties of bitumen binders that occur as a result of aging have a huge impact on the durability of products produced from them. In particular, asphalt pavements, which constitute the most common use of petroleum bitumen, are susceptible to damage resulting from the increasing stiffness of the bitumen during its life cycle. Increased stiffness of asphalt pavements reduces the pavement resistance to low-temperature...
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A machine learning approach to classifying New York Heart Association (NYHA) heart failure
PublikacjaAccording to the European Society of Cardiology, globally the number of patients with heart failure nearly doubled from 33.5 million in 1990 to 64.3 million in 2017, and is further projected to increase dramatically in this decade, still remaining a leading cause of morbidity and mortality. One of the most frequently applied heart failure classification systems that physicians use is the New York Heart Association (NYHA) Functional...
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A new assay for simultaneous identification and differentiation of Klebsiella oxytoca strains
PublikacjaBacterial strain typing, or identifying bacteria at the strain level, is particularly important for diagnosis, treatment, and epidemiological surveillance of bacterial infections. This is especially the case for bacteria exhibiting high levels of antibiotic resistance or virulence, and those involved in nosocomial or pandemic infections. Strain typing also has applications in studying bacterial population dynamics.
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Influence and development of new kinematic systems in flat surface lapping
PublikacjaThe face grinding and lapping technology is widely used in the field of the precise and ultraprecise manufacturing. It has become an indispensable technology in the manufacture of many parts. An absence of material restrictions allows machining both metal and non-metallic materials, including technical ceramics [1]. Nowadays there are mainly two kinematic systems in lapping machines [2]. The machining plane-parallel surfaces is...
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PU Polymers, Their Composites, and Nanocomposites: State of the Art and New Challenges
PublikacjaThe chapter is a review of the polyurethane(PU)-based composites and nanocomposites. The chapter details different components in the manufacturing of PU polymers, composites, and nanocomposites. The different types of glycols, isocyanates, and catalysts that are used for the synthesis of different polyurethanes are discussed. The applications and specialties of polyurethane composites and nanocomposites are also elaborated on.
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Intrinsic asymmetry with respect to adversary: a new feature of Bell inequalities
PublikacjaIt is known that the local bound of a Bell inequality is sensitive to the knowledge of the external observer about the settings statistics. Here we ask how that sensitivity depends on the structure of that knowledge. It turns out that in some cases it may happen that the local bound is much more sensitive to the adversaryʼs knowledge about the settings of one party than the other. Remarkably, there are Bell inequalities which are...
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Lipidomics of Staphylococcus aureus – a new insight into the antibiotic resistant phenotype
PublikacjaStaphylococcus aureus is an aggressive pathogen responsible for a variety of diseases, in cluding life-threatening sepsis. Many strains of these bacteria are resistant to multiple classes of antibiotics, which is a substantial clinical problem in the treatment of S. aureus infections. We developed a comprehensive untargeted lipidomic workflow, including sample preparation, liquid chromatography-quadrupole-time-of-flight mass spectrometry...
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Metropolitan dimension of Tri-City: Development of the new harbor structures
PublikacjaThis article deals with the phenomenon of urban waterfront transformation. The special focus is on the Tri-City area in Poland. Both the transformation of port structures and redevelopment of the post-harbor areas are presented.
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MSRL 2.0. as a new method for research education on urban issues
PublikacjaThe MSRL 2.0. research is focused on the Baltic Sea Region (BSR) as a multidimensional urban phenomenon with Gdansk acting as a hub for the research teams. The idea of the MSRL 2.0. is to promote the collaboration of professionals and graduate and PhD students by bringing together the mentor(s) with a local research team sharing experiences and proposing strategic recommendations to strengthen sustainable urban development initiatives...
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Spinning Fluids Reactor: A new design of a gas – liquid contactor
PublikacjaCurrent trends in chemical reactor design are based on adapting these to the requirements of a particular chemical process. Processes involving reactions between the gas and liquid phase in particular require precise adjustment of all parameters. The common denominator for most modern design solutions is enhancement of the mass transfer area and the overall volumetric mass transfer coefficient. Gas – liquid contactors evolved from...
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Urban Mentoring as a new polish management technique in participatory planning
PublikacjaA decade of experience in implementation of numerous urban modernization projects in Poland resulted in a lively debate on socialization of the planning process, in which the matter of the public space quality has become the center of gravity. In those years, transformation from the classic administrative model of „bureaucracy planning” to the model of „management planning” has not been complete. The socialist primacy of the public...
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New Methods of Spectral Analysis of Current Oscillations of Electrochemical Processes
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Molecular interaction sensors: a new detector platform for separation methods
PublikacjaPotencjometria jest nową metodą detekcji dla chromatografii cieczowej (LC)i elektroforezy kapilarnej (CE). Zastosowanie potencjometrii dla chromatograficznych technik wynika z faktu, że sygnał z detektora jest zależny od stanu rozdzielenia analitów nad pokryciem sensora i od rodzaju eluentu. Rozdzielenie analitu powoduje zmiany potencjału, a zmiany te można zaklasyfikować jako potencjometryczne. Do opisu ilościowego potrzebny jest...
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New forms of organizations in the knowledge economy : the concept of a flexi organization
PublikacjaArtykuł przedstawia wybrane koncepcje zarządzania organizacją w gospodarce opartej na wiedzy, ze szczególnym uwzględnieniem koncepcji organizacji elastycznej. Elastyczność organizacji jest rozpatrywana w odniesieniu do jej pracowników, klientów oraz dostawców.
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Enzymatic Activity as New Moorsh-Forming Process Indicators of Peatlands
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Syntheses and DNA binding of new cationic porphyrin–tetrapeptide conjugates
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Binding of new cationic porphyrin–tetrapeptide conjugates to nucleoprotein complexes
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New Species of the Genus Altensteinia (Orchidaceae, Spiranthoideae) from Colombia
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New insights into the application of MSPD in various fields of analytical chemistry
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Eight new species of Gomphichis (Orchidaceae, Spiranthoideae) from Colombia
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Two new species of Polystachya Hook. (Orchidaceae) from Africa
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New Trends and Patterns in Green Competitiveness: A Bibliometric Analysis of Evolution
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Seed Priming: New Comprehensive Approaches for an Old Empirical Technique
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New synthesis method of sword-sheath structured carbon nanotubes
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Deep brain stimulation: new possibilities for the treatment of mental disorders
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Blood pressure control – Slowly getting there through new strategies?
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„Popular Stoicism”. A New Chance for Practical Philosophy or Mere Illusion?
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Issues in the development of new combinations of blood pressure lowering drugs
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New ESH/ESC Guidelines Signal Progress in Hypertension Management
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Do we need a new classification of parotid gland surgery?
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New analytical sample preparation techniques in food flavour analysis
PublikacjaIn this chapter sample preparation techniques were broadly characterized and their applications in field of food analysis were presented. Usefulness of three extraction methods: SPME, SAFE and SDE for isolation of aroma compounds from complex food matrices was compared. Additionally, requirements for sample preparation methods using in food flavour analysis were detailed.
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Interactivity - New Architectural Philosophy / Interaktywność- nowa filozofia architektury
PublikacjaArtykuł dotyczy koncepcji interaktywnej architektury, stanowiącej odpowiedź wizjonerskich projektantów na dynamicznie zmieniające się potrzeby i wymagania jednostki, społeczeństwa i środowiska. Połączenie kinetycznych systemów architektonicznych z wbudowana komputacją umożliwia użytkownikom fizyczną re konfigurację przestrzeni architektonicznej w czasie rzeczywistym. Rolą architekta staje się zaprojektowanie pola oddziaływania...
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A new OSS design based on parameter sensitivity tochanges in measurements
PublikacjaW wyniku istniejących silnych ograniczeń praktycznych i etycznych nałożonych na eksperymenty medyczne, procedura estymacji parametrów w diagnozie i terapii jest często zagadnieniem skomplikowanym. Jeśli dane pomiarowe pobierane są w postaci próbek krwi, liczba tych próbek, a także czas obserwacji powinny być zminimalizowane. Optymalizacja eksperymentu polega na optymalizacji odpowiedniego sformułowanego kryterium będącego funkcją...
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The new method of settings the small fishes' backs in the desired direction
PublikacjaW artykule przeanalizowano znane sposoby ukierunkowywania małych ryb grzbietem w jedną stronę. Podano założenia nowego sposobu orientowania poprzecznego. Przedstawiono wstępną analizę teoretyczną orientowania poprzecznego opartego na wykorzystaniu pary równoległych, nachylonych do poziomu, współbieżnych, gładkich rolek. Przeprowadzono weryfikację doświadczalną nowego sposobu na przykładzie szprotów bałtyckich. Ze względu na wstępny...
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Membrane Solid Phase Microextraction - a new concept of sorbent preparation
PublikacjaOpracowano nowy układ sorpcyjny do izolacji i/lub wzbogacania polarnych analitów organicznych z próbek wody z zastosowaniem techniki solid phase microextraction (SPME). Układ bazuje na oddzieleniu sorbentu polarnego od próbki za pomocą membrany hydrofobowej. Próbnik membrane-SPME (M-SPME) sporządzono z zastosowaniem polietylenoglikolu (PEG)o masie cząsteczkowej 20 kDa. Polimer ten jest rozpuszczalny w wodzie i w typowych warunkach...
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New technology for hearing stimulation employing the SPS-S method
PublikacjaIstotnym założeniem metody SPS-S jest możliwość stosowania treningu słuchowego w warunkach życia codziennego, a więc także poza gabinetami placówek terapeutycznych. Mobilne urządzenie - stymulator słuchu jest oparte na najnowszej technologii mikroelektronicznej, Oferuje on możliwość wykorzystywania wielu programów terapii, które przebiegają z zastosowaniem algorytmów cyfrowego przetwarzania dźwięku. Algorytmy te można podzielić...
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Preliminary in vivo studies of a new lecitin-based formulation of paclitaxel
PublikacjaPrzeprowadzono wstępne badania in vivo of PTX opartego na lecytynie. Roztwór jest stabilny przez 24 godziny. Po podaniu królikom dawki 0,66mg/kg/h nie zanotowano zmian morfologicznych krwi w porównaniu do komercyjnego produktu Taxol.
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A Complete Design of Ducted Propellers Using the New Computer System
PublikacjaArtykuł przedstawia nowy system komputerowy do projektowania okrętowych układów napędowych dysza-śruba. Obliczenia oparte są na teorii linii nośnej, teorii powierzchni nośnej oraz na wynikach oryginalnych badań eksperymentalnych. System umożliwia optymalizację ukadu dysza-śruba z punktu widzenia maksymalnej sprawności napędowej, wytrzymałości, charakterystyk kawitacyjnych i poziomu wymuszeń niestacjonarnych. Przykład obliczeniowy...