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Search results for: WASTWATER TREATMENT
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The polypill: an emerging treatment alternative for secondary prevention of cardiovascular disease
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Treatment of high blood pressure in acute stroke – The SCAST Study
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Competence of Polish primary‐care doctors in the pharmacological treatment of hypertension
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Zuranolone – synthetic neurosteroid in treatment of mental disorders: narrative review
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Microstructural aspects of corrosion of the SUPERSTON alloy after laser treatment
PublicationW artykule przedstawiono rezultaty obróbki laserowej stopu SUPERSTON w warunkach kriogenicznych i jej wpływ na mikrostrukturę i odporność korozyjną. Badania korozyjne zostały zrealizowane metodą potencjostatyczną w 3% NaCl, odporność korozyjna stopu zmieniała się wraz ze zmianą parametrów nadtapiania laserowego.
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Phoenixin as a New Target in the Development of Strategies for Endometriosis Diagnosis and Treatment
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Depression is predictor of SVR to treatment with interferon alfa and ribavirin for HCV
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The up-to-date role of biologics for the treatment of chronic lymphocytic leukemia
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VEGF – targeted therapy for the treatment of cervical cancer – literature review
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Landfill leachate treatment at a pilot plant using hydrophyte systems
PublicationConstructed wetlands can provide an effective and economical solution to landfill leachate treatment. In the article the performance of a CW for leachate treatment, consisting of two horizontal flow constructed wetlands (HF-CW) beds, working at the municipal landfill in Gdansk-Szadolki in the period 2004-2005 is being discussed. The plant has been operating since 2001. Clogging problems and surface flow occurred in the system...
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Therapeutic Potential of Carnosine and Its Derivatives in the Treatment of Human Diseases
PublicationDespite significant progress in the pathogenesis, diagnosis, treatment, and prevention of cancer and neurodegenerative diseases, their occurrence and mortality are still high around theworld. The resistance of cancer cells to the drugs remains a significant problem in oncology today,while in the case of neuro-degenerative diseases, therapies reversing the process are still yet to be found. Furthermore, it is important to seek new...
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Pre-treatment of bio fraction waste prior to fermentation processes
PublicationCurrent efforts are taken to increase resource efficiency, close material loops, and improve sustainable waste and by-products management. Thus, networking agro-food by-products and converting them into valuable products completely exhausting the potential of the raw material becomes significant. Model lignocellulosic and starch based biomass were subjected to pre-treatment with the application of acidic compounds, i.e. sulphuric...
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COVID‐19: A systematic review and update on prevention, diagnosis, and treatment
PublicationSince the rapid onset of the COVID-19 or SARS-CoV-2 pandemic in the world in 2019, extensive studies have been conducted to unveil the behavior and emission pattern of the virus in order to determine the best ways to diagnosis of virus and thereof formulate effective drugs or vaccines to combat the disease. The emergence of novel diagnostic and therapeutic techniques considering the multiplicity of reports from one side and contradictions...
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Bioaugmentation of a sequencing batch reactor with Archaea for the treatment of reject water
PublicationIn this study, the bioaugmentation of a sequencing batch reactor (SBR) for the treatment of reject water from wastewater treatment plant was evaluated. For the bioaugmentation step a product containing an enrichment of microorganisms from the Archaea domain was used to enhance the performance of the reactor for treating reject water. The experiment was carried out in two parallel lab-scale sequencing batch reactors. The first one...
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Tailoring properties of reduced graphene oxide by oxygen plasma treatment
PublicationWe report an easily controllable, eco-friendly method for tailoring the properties of reduced graphene oxide (rGO) by means of oxygen plasma. The effect of oxygen plasma treatment time (1, 5 and 10 minutes) on the surface properties of rGO was evaluated. Physicochemical characterization using microscopic, spectroscopic and thermal techniques was performed. The results revealed that different oxygen-containing groups (e.g. carboxyl,...
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Microwave treatment in waste rubber recycling – recent advances and limitations
PublicationEnvironmentally-friendly microwave heating is increasingly used in polymer chemistry and technology. The selectivity and highly efficiency in the heat transfer present a huge advantage in systems based on recycling, improving their productivity and economic competitiveness. In case of the industrial recycling of waste rubbers, especially end-of-life tires, microwave-induced devulcanization and pyrolysis are nowadays considered...
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Laser surface treatment of aluminium-silicon alloy at cryogenic conditions
PublicationW artykule przedstawiono wpływ laserowego, powierzchniowego przetapiania w warunkach kriogenicznych na mikrostrukturę, mikrotwardość, zużycie na skutek tarcia oraz korozję stopu aluminium AlSi13Mg1CuNi. Stwierdzono zwiększenie mikrotwardości, odporności na ścieranie i korozję odlewniczego stopu AlSi13Mg1CuNi stosowanego w produkcji tłoków silników spalinowych.
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Quality monitoring of therapeutic processes in small treatment center for children
PublicationW artykule przedstawiono specyfikę oraz opis zasad nadzorowania procesów terapeutycznych w ramach systemu zarzadzania jakością w małej placówce służby zdrowia.
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Theoretical and experimental treatment of a microstrip coupled ferrite line circulator.
PublicationArtykuł opisuje wyniki badań teoretycznych i eksperymentalnych cyrkulatora realizowanego w technice sprzężonych ferrytowych linii mikropaskowych. W stosunku do wcześniejszych metod zastosowano do realizacji układu strukturę linii mikropaskowych w których ferryt położony jest na górze mikropaska. Struktura umożliwiła zmniejszenie strat układu w stosunku do wcześniej przyjętych technologii.
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Constructed wetlands for landfill leachate treatment - perspectives of application in Poland
PublicationWody odciekowe z wysypisk odpadów komunalnych charakteryzują się wysokimi stężeniami zanieczyszczeń specyficznych. Do oczyszczania odcieków stosowane są metody utleniania, w których wykorzystuje się tlenowe lub beztlenowe procesy mikrobiologiczne, a także utlenianie chemiczne oraz techniki membranowe.Alternatywą dla wymienionych rozwiązań jest zastosowanie do oczyszczania odcieków metody hydrofitowej z wykorzystaniem złóż gruntowych...
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TECHNOLOGY IN CANCER RESEARCH & TREATMENT
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Agnieszka Lang dr hab. inż.
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Cailiao Rechuli Xuebao/Transactions of Materials and Heat Treatment
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Microstructure of cross-sections of samples after laser treatment for the article entitled "Mechanical and corrosive properties of Ti13Nb13Zr alloy subjected to laser treatment with MWCNTs coatings"
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Generation of inhibitory compounds during pre-treatment of lignocellulosic biomass
Open Research DataDataset contains calibration curves and typical resultsa obtained during biomass pre-treatment. Data are converted from digital raw files to xlsx files
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Determination of short-chain monocarboksylic acids in cattle farm and dairy industry wastewater
PublicationThe paper describes application of various techniques to determine short-chain monocarboksylic acids (SCMAs) in samples from the successive steps from milk production: from wastewater from cattle farm to wastewater from dairy industry. Each technique of sample preparation is followed by gas chromatographic analysis.
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The triple-sorbents solid-phase extraction for pharmaceuticals and estrogens determination in wastewater samples
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Municipal wastewater reclamation: Reclaimed water for hydrogen production by electrolysis – A case study
PublicationThis paper presents an analysis of a treatment system selection for municipal wastewater stream based on the DuPont Water Solutions WAVE software. The results obtained based on an analysis of 7 different processing cases studies (ultrafiltration and reverse osmosis) confirmed that the application of 2-pass membrane systems enables the reclamation of water from municipal wastewater that fulfills the requirements concerning the...
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Proposed approaches for coronaviruses elimination from wastewater: Membrane techniques and nanotechnology solutions
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Application of ultrafiltration ceramic membrane for separation of oily wastewater generated by maritime transportation
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Framework for the use of odour wheels to manage odours throughout wastewater biosolids processing
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Assessment of health risks associated with the consumption of wastewater-irrigated vegetables in urban areas
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The effect of structural material on the properties of post-coagulation sludge for fish processing wastewater
PublicationPrzeprowadzono badania unieszkodliwiania osadów pokoagulacyjnych powstających w czasie oczyszczania ścieków z przetwórstwa rybnego. Osady pokoagulacyjne charakteryzują się wysokim stopniem uwodnienia oraz podatnością na zagniwanie. Do poprawy właściwości osadów wybrano metodę mieszania ich z materiałami strukturotwórczymi: kredą podwęglową, torfem, trocinami oraz bentonitem. W mieszaninach oznaczano zmiany zawartości suchej masy,...
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Speciation of heavy metals in wastewater and rejected waters from multistage bioreactors (MUCT)
PublicationThe objective of the study is to investigate the occurrence and availability of selected heavy metals after subsequent stages of treatment in WWTP with activated sludge (enhanced biological N and P removal). To achieved the target it was necessary to recognize the allocation of selected heavy metals between aqueous and solid phase in wastewater and reject waters. Application of sequential extraction of such metals as Cd Zn, Pb,...
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The Oxygen Transfer Capacity of Submerged Plant Elodea densa in Wastewater Constructed Wetlands
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Advancing sustainable wastewater management: A comprehensive review of nutrient recovery products and their applications
PublicationWastewater serves as a vital resource for sustainable fertilizer production, particularly in the recovery of nitrogen (N) and phosphorus (P). This comprehensive study explores the recovery chain, from technology to final product reuse. Biomass growth is the most cost-effective method, valorizing up to 95 % of nutrients, although facing safety concerns. Various techniques enable the recovery of 100 % P and up to 99 % N, but challenges...
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MXene-based materials for removal of antibiotics and heavy metals from wastewater– a review
PublicationAs a novel family of 2D materials, MXenes provide an extensive variety of applications in water and effluent treatment due to their distinctive properties and attractive applicability, including superior electrical conductivity, higher thermal stability, hydrophilicity, and high sorption-reduction capacity. Their excellent sorption selectivity makes them perfect for removing hazardous contaminants. Currently, MXene-based materials...
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Diving boldly into COVID‐19 contaminated wastewater: Eyes at nanotechnology‐assisted solutions
PublicationSeveral studies have been directed to find scalable, swift, accurate, and cost-effective strategies for detecting, monitoring, and treating coronavirus disease 2019 (COVID-19). Indeed, the lack of a fast and practical method for detecting the infected regions makes decision-making challenging to combat the critical pandemic-struck situations. The probable ‘wrong’, or rather inadequate, decisions not only have a boomerang effect...
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Antibiotic resistance in wastewater, does the context matter? Poland and Portugal as a case study
PublicationAntibiotic resistance has been considered a major human health threat that may endanger the success of medicine. Recent studies have unveiled worldwide asymmetries of antibiotic resistance occurrence, being factors as diverse as climate, socioeconomic, or antibiotic use possible drivers of such asymmetric distribution. In Europe, where clinical antibiotic resistance is surveyed for more than 20 years, the European Center for Disease...
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PRELIMINARY RESULTS FROM APPLICATION PHOSLOCK® TO REMOVE PHOSPHORUS COMPOUNDS FROM WASTEWATER
PublicationThe aim of the study is to assess the removal effectiveness of phosphorus compoundsby using lanthanum-modified bentonite. This material was produced by the Australian company Phoslock® Water Solutions Pty Ltd. According to the company, Phoslock® has substantial capacity to bound phosphate anions. The investigation was carried out in steady conditions in laboratory model with beakers. The results of the study are related to the...
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FATE OF LAS SURFACT ANTS IN WWTPs BASED ON MEASURED CONCENTRATIONS IN WASTEWATER AND SLUDGE
PublicationThe fate of the surfactant LAS in the two different types of Waste Water Treatment Plants has been reviewed: the small “Swarzewo” WWTP (45 000 PE), and large WWTP “Wschód” (760 000 PE). The elimination of LAS from the water stream in Swarzewo (98,7%), is better than that found in Gdańsk (97,6%). In the sludge treatment course, the reduction of LAS in Swarzewo is greater than that in Gdańsk due to the greater biodegradation of LAS...
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Supervisory fuzzy control system for biological processes in sequencing wastewater batch reactor
PublicationThe paper proposes the design of the supervisory heuristic fuzzy control system applied to a Sequencing Batch Reactor (SBR) in the Wastewater Treatment Plant (WWTP). Based on real data records and the biological process and aeration system models, a control system for biological processes has been designed. The supervisory control system performs management of the reactor work cycle, determines the phase length, controls the sludge...
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Mixed integer nonlinear optimization of biological processes in wastewater sequencing batch reactor
PublicationWastewater treatment plays a key role for humanity. The waste entering lakes, rivers, and seas deteriorates daily quality of life. Therefore, it is very important to improve the efficiency of wastewater treatment. From a control point of view, a biological wastewater treatment plant is a complex, non-linear, multidimensional, hybrid control system. The paper presents the design of the optimizing hierarchical control system applied...
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Simultaneous opto-electrochemical monitoring of carbamazepine and its electro-oxidation by-products in wastewater
PublicationThe growing human impact on aquatic environments, due to the extensive use of pharmaceuticals and the release of persistent pollutants, makes it necessary to implement new widespread methods for the characterisation and quantification of such contaminants and relative degradation products. Carbamazepine, 5H-dibenzo[b,f]azepine-5-carboxamide, (CBZ) is a widely used anti-epileptic drug, characterised by its limited removal by conventional...
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Nitrogen monitoring in atmospheric deposition and its removal from municipal and industrial wastewater
PublicationBadano zmiany stężenia azotu w opadach atmosferycznych oraz warunki usuwania azotu ze ścieków komunalnych i przemysłowych. Badano wpływ wybranych sulfonamidów na proces nitryfikacji oraz oznaczano ich stopień biodegradacji. Stwierdzono, że sulfonamidy są substancjami, które hamują procesy biologicznego oczyszczania ścieków, jak również w niskim stopniu ulegają biodegradacji.
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The utilization of sludge generated in coagulation of fish processing wastewater for liquid feed production
PublicationWykorzystano koagulację do wydzielenia ze ścieków z przemysłu rybnego białek i tłuszczów. Uzyskany osad pokoagulacyjny dodawano do produkcji rybnych hydrolizatów białkowych. Zmodyfikowano proces wytwarzania rybnych hydrolizatów z wykorzystaniem kwasów siarkowego (VI) oraz ortofosforowego (V).
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Anna Zielińska-Jurek prof. dr hab. inż.
People2018 DSc in technical sciences in the field of chemical technology Chemical Faculty, Gdansk University of Technology, Title: “Functionalized titanium(IV) oxide as a photocatalyst for environmental purification” 2011 Ph. D. in technical sciences in the field of chemical technology Chemical Faculty, Gdansk University of Technology, Title of the dissertation:...
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Treated wasetewater as a source of humic substances in surface waters
PublicationHumic substances impose substantial effect on the aquatic environment as well as the water organisms and human health. Among other features, the humic acids determine organoleptic properties of surface waters. Therefore explanation of the origin and properties of humic acids in surface waters is one of the priorities of water technology.Recently it was pointed out that in the wastewater treatment process organic compounds characterized...
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The recovery and the separation of metal ions from galvanic wastewaters
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Laboratory and pilot scale photodegradation of cyanide-containing wastewaters
PublicationW pracy badano efektywność procesu degradacji cyjanków stosując odpowiednie metody utleniania. Roztwory modelowe cyjanków zawierające TiO2 i H2O2 były poddane fotodegradacji przy różnych warunkach pH, temperatury, różnym składzie fazy gazowej i w obecności różnych katalizatorów. Prawie 20% wzrost w efektywności utlenienia cyjanków był zaobserwowany dla fotodegradacji cyjankowych kompleksów miedzi. Dodatkowo badano fotodegradację...