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Search results for: bio-inspired urbanism
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The Person and the Challenges: The Journal of Theology, Education, Canon Law and Social Studies Inspired by Pope John Paul II
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Bio-TPU-3D Influence of obtaining methods and kind of bio-monomer on course of synthesis and selected properties of novel thermoplastic polyurethane elastomers.
ProjectsProject realized in Department of Polymers Technology according to DEC-2019/03/X/ST5/01642 agreement from 2019-12-04
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Intelligent microbearing project with memory of stress-strain history
PublicationTaking into account the increasing need of intelligent micro-bearing with memory, this paper presents the optimization, simulation and practical application of operating parameters(load carrying capacity, friction forces, friction coefficient, wear), simulation for hydrodynamic HDD micro-bearing with curvilinear nano-grooved journal profile. One of the reason of such journal profile is that this journal profile contributes to the...
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Tailor-Made Polysaccharides for Biomedical Applications
PublicationPolysaccharides (PSAs) are carbohydrate-based macromolecules widely used in the biomedical field, either in their pure form or in blends/nanocomposites with other materials. The relationship between structure, properties, and functions has inspired scientists to design multifunctional PSAs for various biomedical applications by incorporating unique molecular structures and targeted bulk properties. Multiple strategies, such as...
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INDIAN JOURNAL OF CHEMISTRY SECTION A-INORGANIC BIO-INORGANIC PHYSICAL THEORETICAL & ANALYTICAL CHEMISTRY
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Maria Sołtysik prof. dr hab. inż. arch.
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Valorisation of bioplastics synthesised by liquefaction of celluloseusing hetero- and homogeneous catalysts
Open Research DataThe purpose of the present study was to test the effectiveness of a heterogeneous catalyst such as Nafion ion-exchange resin on the cellulose liquefaction process. The results obtained were compared with the bio-polyols obtained in a conventional way, using a homogeneous catalyst (sulfuric acid (VI)). Depending on the catalyst used and the temperature...
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Auto/bio/géo/graphies : les enjeux spatiaux de la mémoire dans les récits autobiographiques et testimoniaux du temps de la guerre chez Durocher, Langfus, Rawicz
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Bio and slide biobearings, their lubrication by non-newtonian fluids and application in non-conventional systems. Vol. 1, Principles of human joint lubrication with non-newtonian liquids for deformable bone and cartilage in magnetic field
PublicationW monografii przedstawiono zasady smarowania stawów człowieka o odkształcalnych chrząstkach i powierzchniach kostnych w polach indukcji magnetycznej. Uwzględnione zostały nienewtonowskie, lepkosprężyste właściwości cieczy synowialnych jako czynnika smarującego. Monografia prezentuje rozkłady wartości ciśnienia i nośności stawów człowieka w warunkach niestacjonarnego smarowania dla drgań o różnych amplitudach i częstotliwościach...
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Structure of the register of immovable monuments under the primary function – comparison of 2017 and 2024
Open Research DataThis dataset compares the structure of the register of immovable monuments in Poland under the primary function of objects for 2017 and 2024. The statement included the following primary functions of the monuments: urbanism, sacral, defence, industrial, economic, residential, public utilities, communication, cemeteries, greenery, etc. The dataset has...
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Iwona Gabriel dr hab. inż.
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Subrahmanyam Sappati Ph. D
PeopleTenure track faculty position at the Gdansk University of Technology, Gdansk, Poland. (Nobelium grant fellow)! Working on the behavior of short hydrogen bonds SB both in-ground and excited state in crystals, aqueous & bio environ
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From structures to landscapes – towards re-conceptualization of the urban condition
PublicationThis paper presents an original approach towards the phenomena of re-naturalization of cities and indicates its possible consequences for the urban design and planning strategies. It focuses on the ongoing shift “from structures to landscapes” in understanding urban conditions. While modern architecture introduced geomet-ric compositions against the background of nature, early modern theories of architects and sociologists started...
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Gabriela Rembarz dr inż. arch.
PeopleGabriela Rembarz inżynier-architekt, urbanista, naukowiec, dydaktyk i aktywna projektantka, jest doktorem nauk technicznych w dyscyplinie architektura i urbanistyka, Ukończyła studia magisterskie na Wydziale Architektury i Urbanistyki Politechniki Gdańskiej, uzupełniając je specjalizacją w Ochronie Środowiska w ramach międzyuczelnianego CENVIG Center of Environmental Studies (Politechnika Gdańska) akredytowanego przez Roskilde...
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Paulina Parcheta-Szwindowska dr inż.
PeopleAktualnie, od 1.10.2019 roku, pracuję na stanowisku adiunkta naukowo-dydaktycznego w Katedrze Technologii Polimerów na Wydziale Chemicznym Politechniki Gdańskiej. W latach 2015-2019 odbyłam Studia Doktoranckie na Wydziale Chemicznym Politechniki Gdańskiej. Tytuł obronionej w 2019r. rozprawy doktorskiej to: ,,Synteza, właściwości i zastosowanie liniowych polioli poliestrowych otrzymanych z wykorzystaniem monomerów pochodzenia roślinnego”....
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Eco-Friendly Ether and Ester-Urethane Prepolymer: Structure, Processing and Properties
PublicationThis study concerns bio-based urethane prepolymers. The relationship between the chemical structure and the thermal and processing parameters of bio-based isocyanate-terminated ether and ester-urethane prepolymers was investigated. Bio-based prepolymers were obtained with the use of bio-monomers such as bio-based diisocyanate, bio-based polyether polyol or polyester polyols. In addition to their composition, the bio-based prepolymers...
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Phytoremediation—From Environment Cleaning to Energy Generation—Current Status and Future Perspectives
Publication:Phytoremediationis a technology based on the use of green plants to remove, relocate, deactivate, or destroy harmful environmental pollutants such as heavy metals, radionuclides, hydrocarbons, and pharmaceuticals. Under the general term of phytoremediation, several processes with distinctively different mechanisms of action are hidden. In this paper, the most popular modes of phytoremediation are described and discussed. A broad...
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Structure and properties comparison of poly(ether-urethane)s based on nonpetrochemical and petrochemical polyols obtained by solvent free two-step method
PublicationThe application of thermoplastic polyurethanes (TPU) is becoming more and more extensive, and the decreasing of used petrochemical monomers and reduction of energy for the polymerization and processing processes is getting increasingly important. In this paper, we confirmed the positive influence of high bio-based monomers contents (by replacing petrochemical polyol and glycol by bio-based counterparts) on processing and properties...
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Szymon Mania dr inż.
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Isolation and 3-dimensional Culture of Primary Murine Intestinal Epithelial Cells
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Induction of Epithelial-mesenchymal Transition in MDCK II Cells
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Ewa Głowińska dr inż.
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Chitosan-based inks for 3D printing and bioprinting
PublicationThe advent of 3D-printing/additive manufacturing in biomedical engineering field has introduced great potential for the preparation of 3D structures that can mimic native tissues. This technology has accelerated the progress in numerous areas of regenerative medicine, especially led to a big wave of biomimetic functional scaffold developments for tissue engineering demands. In recent years, the introduction of smart bio-inks has...
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Liquefaction of macroalgae Enteromorpha biomass for the preparation of biopolyols by using crude glycerol
PublicationThis article describes the liquefaction process of macroalgae Enteromorpha with the use of crude glycerol as a solvent and a reagent, aimed at obtaining of new bio-polyols, which are characterized with respect to their chemical structure, physical and thermal properties. Six different biopolyols were prepared. In order to optimize the liquefaction of algal biomass for the best bio-polyol properties, two catalysts (sulfuric or orthophosphoric...
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Justyna Borucka dr inż. arch.
PeopleJustyna Borucka is an Assistant Professor at the Faculty of Architecture, Gdańsk University of Technology, Coordinator of Erasmus Programme and International Cooperation and since 2016 a Vice-Dean for Development. She is also board member of Polish Architects Association (SARP o.Wybrzeże). Her research focused on theory of architecture and strategies for urban renewal with the special impact of interdisciplinary relationships...
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Model-free and Model-based Reinforcement Learning, the Intersection of Learning and Planning
PublicationMy doctoral dissertation is intended as the compound of four publications considering: structure and randomness in planning and reinforcement learning, continuous control with ensemble deep deterministic policy gradients, toddler-inspired active representation learning, and large-scale deep reinforcement learning costs.
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On Accelerated Metaheuristic-Based Electromagnetic-Driven Design Optimization of Antenna Structures Using Response Features
PublicationDevelopment of present-day antenna systems is an intricate and multi-step process requiring, among others, meticulous tuning of designable (mainly geometry) parameters. Concerning the latter, the most reliable approach is rigorous numerical optimization, which tends to be re-source-intensive in terms of computing due to involving full-wave electromagnetic (EM) simu-lations. The cost-related issues are particularly pronounced whenever...
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Microcrystalline Cellulose Management in the Production of Poly(ether-urethane)s- Structure, Morphology, and Thermal Characteristic
PublicationIn response to the demand of polymer industry for reducing the use of synthetic chemicals, eco-friendly materials are investigated. In the presented study, bio-based poly(ether-urethane)s were prepared by using microcrystalline cellulose (MCC) and polyether polyol and 1,3-propanediol derived from corn sugar. A step towards sustainability was taken by incorporating bio-based compounds and cellulose, consequently, bio-waste are utilized...
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New approach to urban housing - Report of ISOCARP Young Planning Professionals Workshop, Gdynia School of Urbanizm, Aesop Urban Summer School
PublicationThe workshop was organized along with the INTERNATIONAL CONFERENCE LIVING IN THE CITY – PROBLEMS AND CHALLENGES OF SHAPING HOUSING POLICY which is hosted by the City of Gdynia Poland. It was conducted in frame of Young Planning Professionals Program and 7th AESOP uropean Urban Summer School but also as the new type of the activity for the Young Planners “Gdynia School of...
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THE INFLUENCE OF THE URBAN DESIGN ON THE AIR EXCHANGE IN CITIES. SELECTED PROBLEMS IN POLISH REALITY
PublicationThe progress of the architecture and urbanism raises problems requiring interdisciplinary research conducted with the use of advanced experimental techniques and computer simulation. The fields of this research include aerodynamics, especially in intensively developed area of Environmental Wind Engineering (EWE). Aerodynamic phenomena occurring around buildings have a significant impact on the quality of the climate in the cities....
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POMERANIAN LANDSCAPES OF MODERNIST ZASPA. CONCEPTS OF REVITALISATION OF THE HOUSING ESTATE
PublicationZaspa is a neighbourhood in Gdansk with a long locational history and numerous build-ups. It is situated in a complex landscape between the coastal strip and moraine hills. The housing estates built here in the 1970s followed the postulates of modernist urbanism, ignoring the topographical and natural specifics and the regional heritage. The result was an ergonomic but anonymous space with many current strengths...
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Sposób wytwarzania bio-komponentów na bazie hydroksy-pochodnych polioli z biomasy roślinnej
InventionsPrzetwarzanie odpadów z biomasy roślinnej na poliole.
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ENZO-BIO-PUR Sustainable polyurethanes: from cradle to grave with the help of enzymes
ProjectsProject realized in Department of Polymers Technology according to UMO-2023/05/Y/ST8/00076 agreement
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The study on application of biopolyols obtained by cellulose biomass liquefaction performed with crude glycerol for the synthesis of rigid polyurethane foams
PublicationIn this work rigid polyurethane foams (PUR) were obtained by replacement of 0–70 wt% of petrochemical polyol with bio-polyol obtained via cellulose liquefaction in presence of crude glycerol. The foams with different content of a bio-polyol were prepared by single step method for NCO/OH ratio equals 1.5. The prepared materials were analyzed in terms of their morphology, chemical structure, thermal stability and basic physical and...
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Chemia Fizyczna Biotechnologia sem III 2023/2024
e-Learning CoursesCelem przedmiotu jest poznanie praw fizycznych rządzących przemianami (bio)chemicznymi i dostarczenie narzędzi teoretycznych pozwalających na opis i przewidywanie tych przemian.
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Extinction Event Concepts for the Evolutionary Algorithms
PublicationThe main goal of this present paper is to propose a structure for a tool helping to determine how algorithm would react in a real live application, by checking it's adaptive capabilities in an extreme situation. Also a different idea of an additional genetic operator is being presented. As Genetic Algorithms are directly inspired by evolution, extinction events, which are elementary in our planet's development history, became...
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23/24_summer_Module: Urban Planning
e-Learning CoursesKurs obowiązkowy dla studentów I semestru studiów magisterskich na kierunku Gospodarka przestrzenna, specjalność Urbanism (w języku angielskim).
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Marine and Cosmic Inspirations for AI Algorithms
PublicationArtificial Intelligence (AI) is a scientific area that currently sees an enormous growth. Various new algorithms and methods are developed and many of them meets practical, successful applications. Authors of new algorithms draw different inspirations. Probably the most common one is the nature. For example, Artificial Neural Networks were inspired by the structure of human brain and nervous system while the classic Genetic Algorithm...
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Phase Transition in a Sequence-Structure Channel
PublicationWe study an interesting channel which maps binary sequences to self-avoiding walks in the two-dimensional grid, inspired by a model of protein folding from statistical physics. The channel is characterized by a Boltzmann/Gibbs distribution with a free parameter corresponding to temperature. We estimate the conditional entropy between the input sequence and the output fold, giving an upper bound which exhibits an unusual phase transition...
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Investigation and operation problems of metal tanks in Poland
PublicationThe paper consists of three parts concerned with steel cylindrical, vertical tank for liquid fuel. In the first part the present trends in tank design and building in Poland are described. The main are: · reduction of environment contamination danger caused by tank leakage and hydrocarbons evaporation, · increasing capacity of new tanks (100000 m3 and more) due to economic factor - reduction of steel amount per m3 of storage capacity....
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Liquefaction of alder wood as the source of renewable and sustainable polyols for preparation of polyurethane resins
PublicationLiquefaction of wood-based biomass gives different polyol properties depending on the reagents used. In this article, alder wood sawdust was liquefied with glycerol and poly(ethylene glycol) solvents. Liquefaction reactions were carried out at temperatures of 120, 150 and 170 °C. The obtained bio-polyols were analyzed in order to establish the process efficiency, hydroxyl number, acid value, viscosity and structural characteristics...
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Synteza, właściwości i zastosowanie liniowych polioli poliestrowych otrzymanych z wykorzystaniem surowców pochodzenia roślinnego
PublicationCelem rozprawy doktorskiej było opracowanie nowych liniowych polioli poliestrowych z wykorzystaniem surowców pochodzenia roślinnego, dedykowanych do syntez termoplastycznych elastomerów poliuretanowych. Przed przystąpieniem do prac eksperymentalnych wykonałam szczegółowy przegląd literatury, który stanowił aktualne spojrzenie na różne kierunki rozwoju bio-surowców w syntezie poliuretanów. Na podstawie analizy zebranych informacji...
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Ships - inspiring objects in architecture
PublicationSea-going vessels have for centuries fascinated people, not only those who happen to work at sea, but first and foremost, those who have never set foot aboard a ship. The environment in which ships operate is reminiscent of freedom and countless adventures, but also of hard and interesting maritime working life. The famous words of Pompey: “Navigare necesseest, vivere non estnecesse” (sailing is necessary, living – is not necessary),...
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Clonal selection algorithm for vehicle routing
PublicationOver the years several successful computing techniques have been inspired by biological mechanisms. Studies of the mechanisms that allow the immune systems of vertebratesto adapt and learn have resulted in a class of algorithms called artificial immune systems. Clonal selection is a process that allows lymphocytes to launch a quick response to known pathogens and to adapt to new, previously unencountered ones. This paper presents...
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Adolfo Poma
PeopleI am the group leader of the computational modelling of biomolecules divison at the institute of Fundamental Technological Research Polish Academy of Sciences in Poland. My group was hosted between 2021-2022 by International Centre for Research on Innovative Bio-based Materials (ICRI-BioM). In 2008, I got a Master degree in computational physics from the State University of Campinas, Brazil. Then I moved to Germany and under the...
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Linear and branched polyester resins based on dimethyl-2,5-furandicarboxylate for coating applications
PublicationIn this study, novel bio-based hydroxyl-functional (co)polyesters from dimethyl-2, 5-furandicarboxylate (DMF), 2,3-butanediol, and a variety of comonomers viz. glycerol, pentaerythritol or trimethylolpropane are prepared using a solvent-free, bulk polycondensation technique. Extensive molecular and thermal characterization was performed to elucidate the properties of these materials. The materials showed suitable properties for solvent-borne...
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Selected biotrends in development of epoxy resins and their composites
PublicationEpoxy resins and their fibre or particulate composites are widely used in various industries, including building, naval, aircraft, automotive and aerospace. Modern polymer science and technology focus on the development of green polymers and composites. There are two major areas of interest in the case of epoxy resins: the development of bio-based resins and the production of composites with natural fibers. One of the most interesting...
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Security-oriented agile approach with AgileSafe and OWASP ASVS
PublicationIn this paper we demonstrate a security enhancing approach based on a method called AgileSafe that can be adapted to support the introduction of OWASP ASVS compliant practices focused on improving security level to the agile software development process. We also present results of the survey evaluating selected agile inspired security practices that can be incorporated into an agile process. Based on the survey’s results, these...
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Problem obecności szkła przy zagospodarowaniu frakcji biologicznej odpadów komunalnych
PublicationW pracy przedstawiono wyniki badań morfologii odpadów komunalnych zmieszanych i bio-frakcji. Uwzględniono udział frakcji organicznej, nieorganicznej oraz szkła. Omówiono uwarunkowania zagospodarowania kompostu z odpadów komunalnych, pod kątem obecności stłuczki szklanej.
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Izabela Mironowicz dr hab. inż. arch.
People