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Wyniki wyszukiwania dla: REGRESSION-BASED DECOMPOSITION
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Decomposition of the wall force acting on the single bubble motion.
PublikacjaW referacie skupiono uwagę na rozkładzie siły hydrodynamicznej działającej na kulę (uproszczony model pęcherzyka) na kierunku prostopadłym do ścianki kanału. Pokazano stanowisko badawcze, omówiono procedurę pomiarową oraz zamiszczono przykładowe wyniki badań eksperymentalnych i modelowania matematycznego.
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Thermal decomposition of polyurethane pressure-sensitive adhesives dispersions
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Carbon-coated anatase: adsorption and decomposition of phenol in water
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The inflence of TiO2 structure on the complete decomposition of acetaldehyde gas
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High performance fluidized bed photoreactor for ethylene decomposition
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Syntactic modular decomposition of large ontologies with relational database
PublikacjaSupport for modularity allows complex ontologies to be separated into smaller pieces (modules) that are easier to maintain and compute. Instead of considering the entire complex ontology, users may benefit more by starting from a problem-specific set of concepts (signature of problem) from the ontology and exploring its surrounding logical modules. Additionally, an ontology modularization mechanism allows for the splitting up of...
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Cast polyurethanes obtained from reactive recovered polyol intermediates via crude glycerine decomposition process
PublikacjaIn this work, the possibility of applying intermediates from polyurethane waste recycling in polyurethane synthesis was presented. Polyurethanes were synthesised in a two-step method using a mixture of petrochemical polyol and glycerolysate, used as a reactive component, 4,4-diphenylmethane diisocyanate (MDI) and 1,4-buthanediol (BD). Glycerolysates were produced during decomposition of polyurethane elastomer by crude glycerine...
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Performance of the AMOEBA Water Model in the Vicinity of QM Solutes: A Diagnosis Using Energy Decomposition Analysis
PublikacjaThe importance of incorporating solvent polarization effects into the modeling of solvation processes has been well-recognized, and therefore a new generation of hybrid quantum mechanics/molecular mechanics (QM/MM) approaches that accounts for this effect is desirable. We present a fully self-consistent, mutually polarizable QM/MM scheme using the AMOEBA force field, in which the total energy of the system is variationally minimized...
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Gaussian Mixture Decomposition of Time-Course DNA Microarray Data
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The Impact of Dredging Deep Pits on Organic Matter Decomposition in Sediments
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Determination of glucosinolates and their decomposition products-indoles and isothiocyanates in cruciferous vegetables
PublikacjaWyniki badań epidemiologicznych oraz wyniki doświadczeń prowadzonych na zwierzętach mogą być podstawą do tezy, że wysoki poziom spożycia warzyw z rodziny krzyżowych, takich jak brokuły, brukselka, kalafior, kapusta może chronić organizm ludzki przed rozwojem nowotworów. W związku z tym, wspomniane warzywa wzbudzają zainteresowanie badaczy jako potencjalne źródło substancji mogących znaleźć zastosowanie w profilaktyce chorób nowotworowych....
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Thermal decomposition of surface compounds for the generation of small quantities of acetaldehyde
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Generation of standard gaseous mixtures by thermal decomposition of surface compounds
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Study of the Kinetics of Ammonia Synthesis and Decomposition on Iron and Cobalt Catalysts
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Thermodynamics of the thermal decomposition of calcium oxalate monohydrate examined theoretically
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The origin of luminescence accompanying electrochemical reduction or chemical decomposition of peroxydisulfates
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Application of Adomian decomposition method in analysis of displacements ofrandom subsoil
PublikacjaW pracy przedstawiono metodę dekompozycji Adomiana oraz jej zastosowanie do rozwiązania zagadnienia losowego ośrodka gruntowego. Rozpatrzono ważką warstwę gruntu, posadowioną na nieodkształcalnym podłożu, poddaną działaniu równomiernie rozłożonego pionowego obciążenia zewnętrznego. Przyjęto, że ośrodek jest sprężysty, a jego parametry są funkcjami losowymi. Uzyskano przybliżone rozwiązanie analityczne wraz z oceną zakresu jego...
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Thermo-Chemical Decomposition Study of Polyurethane Elastomer Through Glycerolysis Route with Using Crude and Refined Glycerine as a Transesterification Agent
PublikacjaDue to the increasing amount of polyurethane waste, chemical recycling of these materials is a topic of growing interest for many researchers. The primary pur- pose of polyurethane feedstock recycling is to recover the starting polyol. In this study glycerolysis using glycerine from two sources and two purity grades is proposed as a method of chemical recycling. The main effort of this paper focuses on the employment of commercial...
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An agent-based approach to ANN training
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Decomposition of the induced magnetism degaussing problem for fast determination of currents in demagnetization coils wrapped outside an object under arbitrary external field conditions
PublikacjaSafe passage of ships in the presence of sea mines can be ensured by limiting or reducing the ship’s magnetic footprint. For vessels with plastic hulls, the main component that requires magnetic damping is the engine. Demagnetization of such an object can be achieved by wrapping it with coils and setting the direct current appropriately. For each specific geographic location, the currents in the coils can be determined iteratively...
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Elevated ambulatory systolic-diastolic pressure regression index is genetically determined in hypertensive patients with coronary heart disease
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Hydrogen Production Mechanism in Low-Temperature Methanol Decomposition Catalyzed by Ni3Sn4 Intermetallic Compound: A Combined Operando and Density Functional Theory Investigation
PublikacjaHydrogen production from methanol decomposition to syngas (H2 + CO) is a promising alternative route for clean energy transition. One major challenge is related to the quest for stable, cost-effective, and selective catalysts operating below 400 °C. We illustrate an investigation of the surface reactivity of a Ni3Sn4 catalyst working at 250 °C, by combining density functional theory, operando X-ray absorption spectroscopy, and high-resolution...
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Microwave plasma application in decomposition and steam reforming of model tar compounds
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Vector Field Editing and Periodic Orbit Extraction Using Morse Decomposition
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Vis-Responsive Copper-Modified Titania for Decomposition of Organic Compounds and Microorganisms
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Fused FeCo catalysts for hydrogen production by means of the ammonia decomposition reaction
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Noble metal-modified titania with visible-light activity for the decomposition of microorganisms
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New photocatalyst for decomposition of humic acids in photocatalysis and photo-Fenton processes
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Influence of TiO2 structure on its photocatalytic activity towards acetaldehyde decomposition
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The role of adsorption in the photocatalytic decomposition of Orange II on carbon-modified TiO2
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Chemical Aspects of Biological Activity of Isothiocyanates and Indoles, the Products of Glucosinolate Decomposition
PublikacjaThere is growing evidence that cancer chemoprevention employing natural, bioactive compounds may halt or at least slow down the different stages of carcinogenesis. A particularly advantageous effect is attributed to derivatives of sulfur-organic phytochemicals, such as glucosinolates (GLs) synthesized mainly in Brassicaceae plant family. GLs are hydrolysed enzymatically to bioactive isothiocyanates (ITC) and indoles, which exhibit strong...
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Rough Set-Based Classification of EEG Signals Related to Real and Imagery Motion
PublikacjaA rough set-based approach to classification of EEG signals registered while subjects were performing real and imagery motions is presented in the paper. The appropriate subset of EEG channels is selected, the recordings are segmented, and features are extracted, based on time-frequency decomposition of the signal. Rough set classifier is trained in several scenarios, comparing accuracy of classification for real and imagery motion....
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Prediction of near-bottom water salinity in the Baltic Sea using Ordinary Least Squares and Geographically Weighted Regression models
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Numerical Solution of the Two-Dimensional Richards Equation Using Alternate Splitting Methods for Dimensional Decomposition
PublikacjaResearch on seepage flow in the vadose zone has largely been driven by engineering and environmental problems affecting many fields of geotechnics, hydrology, and agricultural science. Mathematical modeling of the subsurface flow under unsaturated conditions is an essential part of water resource management and planning. In order to determine such subsurface flow, the two-dimensional (2D) Richards equation can be used. However,...
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Arm EMG Wavelet-Based Denoising System
PublikacjaThese paper presents research results of muscle EMG signal denoising. In the same time two muscles were examined - an adductor muscle (biceps brachii) and an abductor muscle (tricpeps brachii). The EMG signal was filtered using the wavelet transform technique, having selected the crucial parameters as: wavelet basis function (Daubechies 4), 10 th decomposition level, threshold selection algorithm (Heurestic) and a sln rescaling...
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Low-Cost and Precise Automated Re-Design of Antenna Structures Using Interleaved Geometry Scaling and Gradient-Based Optimization
PublikacjaDesign of contemporary antennas is an intricate endeavor involving multiple stages, among others, tuning of geometry parameters. In particular, re-designing antennas to different operating frequencies, makes parametric optimization imperative to ensure the best achievable system performance. If the center frequency at the current design is distant from the target one, local tuning methods generally fail, whereas global algorithms...
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Influence of dissolved organic matter in natural and simulated water on the photochemical decomposition of butylparaben
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On the inappropriate fit of diffusion functions at thermal decomposition of some azomonoethers in liquid state
PublikacjaW celu analizy rozkładu termicznego tytułowych barwników azowych zastosowano mechanizmy D1, D2, D3 i D4. W wyniku przeprowadzonych badań stwierdzono, że rozkład zachodzi w fazie ciekłej, zaś w celu wyznaczenia parametrów aktywacji oraz wyznaczenia funkcji przemiany zastosowano koncepcje homo- i heterogeniczne.
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Rapid Microbial Community Changes During Initial Stages of Pine Litter Decomposition
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Mechanism of phenol decomposition on FeCTiO2 and FeTiO2 photocatalysts via photo-Fenton process
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Influence of TiO2 hydrophilicity on the photocatalytic decomposition of gaseous acetaldehyde in a circulated flow reactor
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Kinetics of spinodal decomposition in the Ising model with dynamic lattice liquid (DLL) dynamics
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Application of carbon-coated TiO2 for decomposition of methylene blue in a photocatalytic membrane reactor
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Application of BDD thin film electrode for electrochemical decomposition of heterogeneous aromatic compounds
PublikacjaThe aim of the presented study is to investigate the applicability of electrochemical oxidation of aromatic compounds containing heteroatoms, e.g. waste from production of pesticides or pharmaceutics, at a borondoped diamond (BDD) electrode. The BDD electrodes were synthesized by microwave plasma enhanced chemical vapour deposition (MW PE CVD). Investigation of the electrode surface by optical microscopy and scanning electron microscopy...
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Pyrolysis of RDF and Catalytic Decomposition of the Produced Tar in a Char Bed Secondary Reactor as an Efficient Source of Syngas
PublikacjaOne of the technical limitations of refuse-derived fuel (RDF) pyrolysis is the high content of tar in its gas products. In order to resolve this problem, a two-stage RDF pyrolysis with a catalyst based on char from RDF pyrolysis is proposed. This paper presents the results of municipal waste pyrolysis beginning in an oven heated to 480 °C and ending with catalytic tar cracking carried out in the temperature range from 800 to 1000...
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Novel cast polyetherurethanes based on dispersed polymeric polyols
PublikacjaOur study was focused on obtaining polyetherurethanes synthesized with using polymeric polyether based polyols differing in dispersed copolymer content (10, 20 and 40 wt%). The polyetherurethane materials were synthesized via two step method. The influence of different polymeric polyether based polyols on the chemical structure, morphology, mechanical and thermal properties of the obtained polyetherurethanes was investigated. The...
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Global EM-Driven Optimization of Multi-Band Antennas Using Knowledge-Based Inverse Response-Feature Surrogates
PublikacjaElectromagnetic simulation tools have been playing an increasing role in the design of contemporary antenna structures. The employment of electromagnetic analysis ensures reliability of evaluating antenna characteristics but also incurs considerable computational expenses whenever massive simulations are involved (e.g., parametric optimization, uncertainty quantification). This high cost is the most serious bottleneck of simulation-driven...
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Teicoplanin-Modified HPLC Column as a Source of Experimental Parameters for Prediction of the Anticonvulsant Activity of 1,2,4-Triazole-3-Thiones by the Regression Models
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Prediction of skin color, tanning and freckling from DNA in Polish population: linear regression, random forest and neural network approaches
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Monometallic nanoparticles decorated and rare earth ions doped KTaO3/K2Ta2O6 photocatalysts with enhanced pollutant decomposition and improved H2 generation
PublikacjaNew, monometallic nanoparticles (MNPs) decorated surface and rare earth (RE) ions doped lattice of perovskite-type (KTaO3)/pyrochlore-type (K2Ta2O6) photocatalysts were successfully prepared by facile hydrothermal incorporation of RE ions into KTaO3/K2Ta2O6 lattices followed by photodeposition of MNPs. The impact of noble metal type (MNPs = Au, Pt, Rh) and rare earth dopant type (RE = Er, Pr) on the physicochemical properties correlated...