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Search results for: CRITICAL HERITAGE STUDIES
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Assessment of risks introduced to safety critical software by agile practices - a software engineer's perspective
PublicationIn this article we investigate the problem of applying agile practices into safety-critical projects.The goal of our research is to investigate potential benefits from introducing agile practicesinto safety-critical environment and to present a solution providing for balancing agileapproach with more disciplined assurance techniques, bringing the best of the two worlds together.In the article we present the supporting ideas such...
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Polysaccharide-based Nanocomposites for Biomedical Applications: A Critical Review
PublicationPolysaccharides (PSA) are taking specific position among biomaterials for advanced applications in medicine. Nevertheless, poor mechanical properties is known as the main drawback of PSA, which highlights need for PSA modification. Nanocomposites PSA (NPSA) are a class of biomaterials widely used as biomedical platforms, but despite their importance and worldwide use have not been reviewed. Herein we critically reviewed application...
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Combination of terrestrial laser scanning and UAV photogrammetry for 3D modelling and degradation assessment of heritage building based on a lighting analysis: case study—St. Adalbert Church in Gdansk, Poland
PublicationThe construction of the St. Adalbert Church in Gdansk dates to 1310. It is a church of rich history and great historical value, and its care is challenging. In this study, the combination of unmanned aerial vehicle (UAV) photogrammetry and terrestrial laser scanning (TLS) was used to accurately build a 3D model of the church. Together with the collected historical inventory documentation, the historic building information model...
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Deep eutectic solvents microbial toxicity: Current state of art and critical evaluation of testing methods
PublicationDeep eutectic solvents (DESs) were described at the beginning of 21st century and they consist of a mixture of two or more solid components, which gives rise to a lower melting point compared to the starting materials. Over the years, DESs have proved to be a promising alternative to traditional organic solvents and ionic liquids (ILs) due to their low volatility, low inflammability, easy preparation, and usually low cost of compounds...
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Service-based Resilience via Shared Protection in Mission-critical Embedded Networks
PublicationMission-critical networks, which for example can be found in autonomous cars and avionics, are complex systems with a multitude of interconnected embedded nodes and various service demands. Their resilience against failures and attacks is a crucial property and has to be already considered in their design phase. In this paper, we introduce a novel approach for optimal joint service allocation and routing, leveraging virtualized...
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Direct use of point clouds in real-time interaction with the cultural heritage in pandemic and post-pandemic tourism on the case of Kłodzko Fortress
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Pozytywne doświadczenia zakupowe w kreowaniu lojalności nabywczej
PublicationDoświadczenie zakupowe to rodzaj mentalnej podróży, pozostawiającej niematerialne wrażenia, w postaci wiedzy i śladu emocjonalnego [69], będące kluczowym elementem w zrozumieniu zachowań konsumentów, jak również istotnych zmian zachodzących we współczesnym marketingu [10]. Cel: Celem głównym badań było ukazanie wpływu pozytywnych doświadczeń zakupowych na kształtowanie satysfakcji i lojalności nabywczej oraz sposobów budowania...
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Research Platform for Monitoring, Control and Security of Critical Infrastructure Systems
PublicationSustainable operation of Critical Infrastructure Systems (CISs) is of a major concern to modern societies. Monitoring, control and security of such systems plays a key role in guaranteeing continuous, reliable and above all secure access to the resources provided by these systems. Development of adequate software and hardware structures, as well as algorithms to perform such functions cannot be done apart from the operational conditions...
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Inorganic pollutants deposition in Gdańsk Region in relation to the critical load cencept
PublicationBadano depozycję kwaśnych zanieczyszczeń poprzez pomiar stężenia siarczanów, azotanów, azotu amonowego w opadach atmosferycznych zbieranych na terenie stacji monitoringowej w leśnictwie Stara Piła. Wyznaczono depozycję suchą i mokrą. Wyniki uzyskane w okresie od 1994 do 2001 roku porównano z krytycznym ładunkiem dla siarki i azotu określonym dla rejonu gdańskiego.
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Molecular Strategy for Survival at a Critical High Temperature in Eschierichia coli
PublicationThe molecular mechanism supporting survival at a critical high temperature (CHT) in Escherichia coli was investigated. Genome-wide screening with a single-gene knockout library provided a list of genes indispensable for growth at 47°C, called thermotolerant genes. Genes for which expression was affected by exposure to CHT were identified by DNA chip analysis. Unexpectedly, the former contents did not overlap with the latter except...
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Critical review of electronic nose and tongue instruments prospects in pharmaceutical analysis
PublicationElectronic nose (enose, EN) and electronic tongue (etongue, ET) have been designed to simulate human senses of smell and taste in the best possible way. The signals acquired from a sensor array, combined with suitable data analysis system, are the basis for holistic analysis of samples. The efficiency of these instruments, regarding classification, discrimination, detection, monitoring and analytics of samples in different types...
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Safeguarding of the intangible heritage during the construction ''re-type'' projects.
Publication''Twarde'' i ''miękkie'' projektowanie w budownictwie. Nowe elementy koncepcyjne w projektowaniu budowlanym służące ochronie i zachowaniu kulturowego dziedzictwa materialnego i niematerialnego. Klasyfikacja przedsięwzięć inwestycyjnych wobec istniejącej substancji budowlanej. Działania służące zachowaniu wartości niematerialnych.
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THE METHODOLOGY FOR DETERMINING CONDITIONS FOR ARCHITECTURAL INTERVENTIONS IN HERITAGE-RICH ENVIRONMENT
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The new face of safeguarding and promotion of the intangible cultural heritage in Poland
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Resonant DC link inverters for AC motor drive systems – critical evaluation
PublicationIn this survey paper, resonant and quasiresonant DC link inverters are reexamined for AC motor drive applications. Critical evaluation of representative topologies is based on simulation and waveform analysis to characterize current/voltage stress of components, control timing constraints and feasibility. A special concern over inverter common-mode voltage and voltage gradient du/dt limitation capacity is discussed for motor bearing...
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Updating a hospital building. A task for innovation design
PublicationRefurbishment of a hospital, especially located in a historical building, is a task that goes far beyond a standard framework of architectural practice. A concept of modularity in the architecture of the late nineteenth and early twentieth century was only just to happen, building system installations and technical equipment appeared as the simplest solutions. Inscribing complex functional solutions into such a space is an interesting...
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Anisotropy and compaction gradient assessment on rammed earth specimens through sonic tomography approach
PublicationRammed earth is a traditional construction technique that has recently gained attention because of its benefits from an ecological perspective. The conservation of the existing valuable cultural heritage sites and the quality control of new constructions built with this material require the development and application of practical inspection techniques. This paper explores the application of sonic tests and sonic tomography as...
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AUGMENTATION OF THE CRITICAL HEAT FLUX IN WATER-Al2O3, WATER-TiO2 AND WATER-Cu NANOFLUIDS
PublicationThe main aim of the proposed study is therefore recognition of the phenomena accompanying nucleate boiling crisis of selected nanofluids during boiling on horizontal tubes of various outside diameters. Of particular interest is impact of contact angle and tube diameter on the value of critical heat flux. The results obtained should give more light on the nature of nucleate boiling crisis and will serve as a basis for future theoretical...
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The upper critical field in doped MgCNi3
PublicationDyskutowany jest wpływ domieszkowania MgCNi3 na górne pole krytyczne (H_c2). H_c2 monotonicznie maleje wraz ze wzrostem koncentracji domieszki. Silniejszy wpływ widoczny w przypadku domieszkowania Fe może być tłumaczony poprzez efekt rozrywania nadprzewodzących par Coopera poprzez centra magnetyczne tworzone przez domieszki Fe.
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Weakly connected domination critical graphs
PublicationPraca dotyczy niektórych klas grafów krytycznych ze względu na liczbę dominowania słabo spójnego.
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Determination of the minimal critical rotational speeds of the circular saw blades with the quasi-twin resonant frequencies
PublicationTo determine the minimal critical rotational speeds of the circular saw blades is the fundamental aspect of obtaining the range of the rotational operating speeds, by which the circular saw blade can work with required stability. While for the circular saw blades with full-homogeneous bodies the determination of such rotational speeds is the relatively low level of difficulty function, whereas for circular saw blades with more...
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Modelowanie procesu wrzenia i kondensacji w rozszerzonym zakresie ciśnień zredukowanych
PublicationNiniejsza rozprawa doktorska ma na celu pokazanie wpływu uwzględnienia ciśnienia zredukowanego w analizowanym modelu opisują-cym współczynnik przejmowania ciepła na zbieżność z danymi eksperymentalnymi.Przedmiotem analizy jest półempiryczny model Mikielewicza w zastosowaniu do danych eksperymentalnych w kanałach konwencjonalnych i o małej średnicy płynów uznanych za perspektywiczne.W ramach realizowanych prac badawczych pozyskano...
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Exchange-Traded Funds on European Markets: Has Critical Mass been Reached? Implications for Financial Systems.
PublicationExchange-traded funds (ETFs) are one of the most rapidly expanding categories of financial products in Europe. One of the key yet still unanswered questions is whether European ETF markets have reached the size at which they could affect the financial systems. In our study, we examine 13 European countries during the period 2004–2017 in order to trace whether the share of ETFs in the total assets of investment funds has reached...
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Limitations of Integrative Passive Samplers as a Tool for the Quantification of Pharmaceuticals in the Environment – A Critical Review with the Latest Innovations
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Determination of the dynamic critical maneuvering area in an encounter between two vessels: Operation with negligible environmental disruption
PublicationThis paper introduces the concept of Collision Avoidance Dynamic Critical Area (CADCA) for onboard Decision Support Systems (DSS). The indicator proposed is derived via identification of a minimum required maneuvering zone in an encounter between two vessels. The CADCA model accounts for ship maneuvering dynamics and associated hydrodynamic actions emerging from different rudder angles and forward speed effects. The method presented...
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Systems engineering approach to functional safety and cyber security of industrial critical installations
PublicationThis chapter addresses the systems engineering approach to integrated functional safety and cybersecurity analysis and management regarding selected references, standards and requirements concerning critical installations and their industrial automation and control system (IACS). The objective is to mitigate the vulnerability of industrial installations that include the information technology (IT) and the operational technology...
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Systems engineering approach to functional safety and cyber security of industrial critical installations
PublicationThis chapter addresses the systems engineering approach to integrated functional safety and cybersecurity analysis and management regarding selected references, standards and requirements concerning critical installations and their industrial automation and control system (IACS). The objective is to mitigate the vulnerability of industrial installations that include the information technology (IT) and the operational technology...
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Involving social participation in the preservation of heritage: the experience of Greater Poland and Kujavia
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ZASPA NOVA - połączeni dziedzictwem blokowisk/ connected by the heritage of housing estates
PublicationWizje nowe Zaspy – Zaspa Nova – prezentują koncepcje architektoniczne dla wybranych, kluczowych stref osiedla. Węzeł komunikacyjny, wnętrze urbanistyczne między blokami i obszar rekreacyjny powiązany funkcjonalnie z ogródkami działkowymi zyskały w propozycjach europejskich studentów architektury nowy kształt i wyraz przestrzenny.
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Application of Shape Memory Alloys in Retrofitting of Masonry and Heritage Structures Based on Their Vulnerability Revealed in the Bam 2003 Earthquake
PublicationFor decades, one of the most critical considerations of civil engineers has been the construction of structures that can sufficiently resist earthquakes. However, in many parts of the globe, ancient and contemporary buildings were constructed without regard for engineering; thus, there is a rising necessity to adapt existing structures to avoid accidents and preserve historical artefacts. There are various techniques for retrofitting...
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Functional safety and security management in critical systems
PublicationGłównym celem referatu jest przedstawienie wybranych kwestii zarządzania bezpieczeństwem i ochroną w systemach podwyższonego ryzyka i systemach krytycznych. Zarysowuje się kilka praktycznych problemów analizy bezpieczeństwa funkcjonalnego w celu podejmowania decyzji zgodnie z normami międzynarodowymi IEC 61508 i IEC 61511. Podkreśla się, że aspekty związane z ochroną powinny być starannie rozpatrzone zarówno w fazie projektowania,...
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Critical section maintenance in a distributed agent system
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The State and Critical Assessment of the Sharing Economy in Europe
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COOPERATION BETWEEN UNIVERSITY AND EXTERNAL COMPANY IN ARCHITECTURAL INVENTORY USING INNOVATIVE MEASURING TECHNOLOGY
PublicationArchitectural inventories are the main field for using innovative technology ( remote sensing). The main purpose of using ie. Laser scanning or photogrammetry is to capture all of the important details of structure. Regarding the extents of inventory works, it may only apply to external details, such as facades, supporting structures and surroundings, whilst in terms of advanced inventory, the building's interior is also expected...
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Fire-induced spalling of ultra-high performance concrete: A systematic critical review
PublicationUltra-high performance concrete (UHPC) is a novel concrete class characterized by a compressive strength of more than 150 MPa. One of the most significant drawbacks of employing UHPC is that is very low permeability owing to its great compactness of dense structure increases the risk of fire-induced spalling. It is challenging for fire safety and structural engineers to predict and analyze this issue due to the lack of widely accepted...
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The Progress in Electron Microscopy Studies of Particulate Matters to Be Used as a Standard Monitoring Method for Air Dust Pollution
PublicationThe present article reviews studies on air solid particles carried out with the use of electron microscopy. Particle analysis combining scanning and transmission electron microscopy (SEM and TEM) can be used to derive size-resolved information of the composition, mixing state, morphology, and complex refractive index of atmospheric aerosol particles. It seems that electron microscopy is more widely used in atmospheric particulate...
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The elusive male microbiome: revealing the link between the genital microbiota and fertility. Critical review and future perspectives
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Immittance Studies of Bi6Fe2Ti3O18 Ceramics
PublicationResults of studies focusing on the electric behavior of Bi6Fe2Ti3O18 (BFTO) ceramics are reported. BFTO ceramics were fabricated by solid state reaction methods. The simple oxides Bi2O3, TiO2, and Fe2O3 were used as starting materials. Immittance spectroscopy was chosen as a method to characterize electric and dielectric properties of polycrystalline ceramics. The experimental data were measured in the frequency range D = (101–107)...
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Time reversal invariant single-gap superconductivity with upper critical field larger than the Pauli limit in NbIr2B2
PublicationRecently, compounds with noncentrosymmetric crystal structure have attracted much attention for providing a rich playground in search for unconventional superconductivity. NbIr2B2 is a new member to this class of materials harboring superconductivity below Tc = 7.3(2) K and a very high upper critical field that exceeds Pauli limit. Here we report on muon spin rotation (μSR) experiments probing the temperature and field dependence...
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Organizational culture as prerequisite of proactive safety and security management in critical infrastructure systems including hazardous plants and ports
PublicationThis article addresses selected aspects of organizational culture to be considered in the context of knowledge based proactive safety and security management of plants, ports and systems of critical infrastructure. It has been often emphasized in the domain literature that business effectiveness of such plants and their resilience against hazards and threats to avoid major accidents depends substantially on human and organizational...
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Therapeutic Qualities and Sustainable Approach to Heritage of the City. The Coastal Strip in Gdańsk, Poland
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DELUSION OF THE AUTHORITY OF ARBITRARY DOCTRINE. SUBJECTIVISM AND THE OBJECTIVIZATION OF EXPERT EVALUATION OF ARCHITECTURAL HERITAGE
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The way things are done here - Polish entrepreneurship / having endowed heritage or burden?
PublicationPoprzez analizę studiów przypadku, w oparciu o wywiady pogłębione oraz obserwację uczestniczącą, autor przypomina postulaty zaniedbywane w pracach nad polską przedsiębiorczością. Modele przedsiębiorczości zbudowane na podstawie badań w Europie Zachodniej albo Ameryce Północnej niekoniecznie muszą znaleźć swoje odzwierciedlenie w modelach przedsiębiorczości charakterystycznych dla gospodarek po okresie transformacji ustroju gospodarczo-społecznego...
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Increasing the conductivity of V2O5-TeO2 glass by crystallization: structure and charge transfer studies
PublicationIn the present paper, V 2 O 5 -TeO 2 glass was prepared by the melt-quenching technique. Crystallization of glass with a vanadium content higher than 35%mol results in an increase in electrical conductivity by a few orders of magnitude and a decrease in activation energy from ~0.40 to ~0.12 eV. In this work, a critical review of existing charge transfer models was presented on the example of V 2 O 5 -TeO 2 glass and glass–ceramics....
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Sampling Procedures in Studies of Cloud Water Composition: A Review
PublicationThe authors set out and classify the principles of operation of known types of cloud water collectors, and critically review their advantages and drawbacks. Analysis of the literature has yielded information on the parameters of various type of collectors—sampling time, the type of cloud from which the water sample was taken, droplet diameter collected with 50% efficiency (cut off), sample analytes/ parameters determined, types...
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Challenges in security and safety management of critical systems and infrastructures
PublicationReferat poświęcono aktualnym problemom zarządzania bezpieczeństwem systemów i infrastruktur krytycznych. Infrastruktury krytyczne szereguje się z uwzględnieniem kilku kryteriów. Zarysowuje się problematykę zarządzania podatnością obiektów podwyższonego ryzyka na działania z zewnątrz oraz zagadnienie analizy ryzyka na przykładzie systemu elektroenergetycznego. W końcowej części referatu opisuje się nowe wyzwania związane z zarządzaniem...
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Critical Reappraisal of Casagrande and Taylor Methods for Coefficient of Consolidation
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Uniform Expansivity Outside a Critical Neighborhood in the Quadratic Family
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Heat and mass exchange in the process of condensation on critical droplets.
PublicationSformułowano model wzrostu kropli krytycznej podając równania zmiany masy i temperatury kropli. Pokazano formę zlinearyzowaną tych równań dobrze aproksymującą wzrost kropli w poblizu wymiaru krytycznego. Podano rozwiązanie układu zlinearyzowanego uzależniając zmianę temperatury od zmiany masy kropli i czasu charakterystycznego.
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Safety and security governance problems of critical systems and infrastructures
PublicationW artykule przedstawiono kilka problemów związanych z zarządzaniem bezpieczeństwem i ochroną informacji w systemach i infrastrukturach krytycznych.Bardzo ważne jest zidentyfikowanie i scharakteryzowanie infrastruktury krytycznej. Przedstawiono nowe wyzwania związane z łączeniem podejścia bezpieczeństwa i ochrony informacji w procesie podejmowania decyzji