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Wyniki wyszukiwania dla: CURING KINETICS
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Changes in selected parameters related to proteolysis during ageing of dry-cured pork loins inoculated with probiotics
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Quantitative and Qualitative Composition of Bacterial Communities of Malting Barley Grain and Malt during Long-Term Storage
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Effects of Heat and Momentum Gain Differentiation during Gas Detonation Spraying of FeAl Powder Particles into the Water
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Changes in Eating Behaviour during SARS-CoV-2 Pandemic among the Inhabitants of Five European Countries
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Emotional distress, burnout and sense of safety during the COVID-19 pandemic in teachers after the reopening of schools
PublikacjaThe COVID-19 pandemic is having a significant impact on people's psychological well-being and mental health. This study aimed to identify factors linked to emotional distress, burnout and sense of safety in teachers related to the reopening of Polish schools after lockdown, remote work, and the holiday period between March and August 2020. A total of 1,286 teachers from different educational institutions participated in the...
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Appliance of High Speed Camera during Industrial Exploitation on the Example of Static and Dynamic Tests of Steel Probes
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Three-Dimensional Models of Liver Vessels for Navigation during Laparotomic Attenuation of Intrahepatic Portosystemic Shunt in Dogs
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Comparison of Muscle Activity During 200 m Indoor Curve and Straight Sprinting in Elite Female Sprinters
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Sleep Bruxism Contributes to Motor Activity Increase during Sleep in Apneic and Nonapneic Patients—A Polysomnographic Study
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Psychopathological responses and face mask restrictions during the COVID-19 outbreak: Results from a nationwide survey
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Correlations between the Poincaré Plot and Conventional Heart Rate Variability Parameters Assessed during Paced Breathing
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Cognitive costs of reproduction: life‐history trade‐offs explain cognitive decline during pregnancy in women
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Heat transfer and pressure drop during flow boiling of refrigerant/oil mixture inside smooth tube
PublikacjaW pracy przedstawiono wyniki badań współczynnika przejmowania ciepła i spadku ciśnienia podczas wrzenia czystych oraz zaolejonych czynników chłodniczych (R22, R134a, R407C) wrzących w poziomej stalowej rurce.
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Numerical and experimental study on effect of boundary conditions during testing of stiffened plates subjected to compressive loads
PublikacjaThis study analyses the effect of boundary conditions during testing on the structural behaviour stiffened plates with different thicknesses subjected to compressive loads. The goal of the compressive tests is to analyse the ultimate strength of a stiffened plate. During the test, relevant physical quantities are measured and investigated. The supporting structure's behaviour is investigated by analysing the force-displacements...
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Improvement of CO2 absorption and inhibition of NH3 escape during CaCO3 precipitation in the presence of selected alcohols and polyols
PublikacjaThis research aims to investigate the effect of selected organic substances containing hydroxyl groups on the reduction of NH3 escape and the improvement of CO2 capture during the precipitation of calcium carbonate by carbonation method using post-distillation liquid from the Solvay process and gas stream containing CO2 in the amount corresponding to the exhausted gases produced by the combustion of fossil fuels. Glycerol, ethylene...
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Total mercury and methylmercury (MeHg) in braised and crude Boletus edulis carpophores during various developmental stages
PublikacjaWe collected and processed Boletus edulis (King Bolete) carpophores grouped in four batches based on their developmental stage (button stage, young—white, large—white, and large—yellow). The study aimed, for the first time, to examine the B. edulis content and effect of braising and to estimate the intake of total mercury (THg) and methylmercury (MeHg) from a single meal based on whole (wet) weight (ww) and dry weight (dw). In...
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CHANGES IN SELECTED CHEMICAL AND MICROBIOLOGICAL INDICATORS DURING WARM SMOKING PROCESS OF THAWED WHITEFISH (COREGONIS CLUPEAFORMIS)
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Effect of Converting Enzyme Inhibitor on Copper and Iron Concentrations of Blood Plasma in Calves During the Neonatal Period
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Lifestyle changes in patients with morbid obesity and type 2 diabetes mellitus during the COVID-19 pandemic
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Bariatric Surgery during COVID-19 Pandemic from Patients’ Point of View—The Results of a National Survey
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Oscillatory Mechanism of α-Fe(N) ↔ γ’-Fe4N Phase Transformations during Nanocrystalline Iron Nitriding
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Differential scanning calorimetry as a tool to assess the oxidation state of cold-pressed oils during shelf-life
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The Prevalence of Loneliness among University Students from Five European Countries during the COVID-19 Pandemic
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Comovements between heavily shorted stocks during a market squeeze: Lessons from the GameStop trading frenzy
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Experimental validation of pressure drop models during flow boiling of R134a – effect of flow acceleration and entrainment
PublikacjaA crucial step to assure proficient work of power and process apparatus is their proper design. A wide array of those devices operates within boiling or condensation of the working fluid to benefit from high heat transfer rates. Two-phase flows are associated with high heat transfer coefficients because of the latent heat of evaporation and high turbulence level between the liquid and the solid surface. Predicting heat transfer...
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Non-Linear Analysis of Inter-Story Pounding between Wood-Framed Buildings during Ground Motion
PublikacjaPounding between adjacent buildings during ground motion may result in structural damage or lead to total destruction of structures. The research on the phenomenon has recently been much advanced; however, the analyses have been carried out only for concrete, steel, and masonry structures, while pounding between wooden buildings has not been studied so far. The aim of this paper is to show the results of detailed non-linear seismic...
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The effect of 1,4-butanediol on the efficiency of CO2 absorption and inhibition of NH3 escape during the mineral carbonation of gypsum
PublikacjaThis study explored the optimal concentration of 1,4-butanediol for maximizing CO2 absorption and minimizing ammonia desorption. Mineral carbonation of gypsum slurry was carried out in a bubble reactor with a magnetic stirrer maintaining constant speed for 1 hour. The gas introduced to the reactor was a mixture of CO2 and air. The gas flow was controlled by the mass controllers. Gas sensors were used to determine the concentration...
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Raman investigation of minor component reaction during polymer synthesisprocess. IV Workshop on Atomic and Molecular Physics.
PublikacjaWykonano badania ramanowskie reakcji zachodzących podczas procesu wytwarzania polimerów hybrydowych w ich części organicznej. Optyczne monitorowanie przebiegu reakcji w czasie rzeczywistym umożliwiło zbadanie ich efektywności oraz czasu trwania. Wyjaśniono też rolę katalizatorów.
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Cross-talk between DNA damage and cell survival checkpoints during G2 and mitosis: pharmacological implications
PublikacjaW pracy wyjaśnialiśmy rolę surwiwiny w ochronie komórek w czasie przejścia między G2 i mitozą, traktowanych związkiem uszkadzającym DNA. Jako model komórkowy wybraliśmy komórki ludzkiej białaczki MOLT-4, które wykazują zwiększoną ekspresję białka surwiwiny i niefunkcjonalnym p53. Ekspozycja tych komórek na melfalan, klasyczny związek uszkadzający DNA, prowadzi do uruchomienia punktu kontrolnego w G2 i zablokowania progresji cyklu...
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FE-modeling of shear resistance degradation in granular materials during cyclic shearing under CNS condition
PublikacjaW artykule przedstawiono wyniki numerycznej analizy degradacji wytrzymałości na ścinanie w materiałach granulowanych podczas cyklicznego ścinania z warunkiem stałej sztywności normalnej. Obliczenia wykonano przy zastosowaniu metody elementów skończonych i mikropolarnego modelu hipoplastycznego.
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Computations of size effects in granular bodies within micro-polar hypoplasticity during plane strain compression.
PublikacjaArtykuł omawia deterministyczny i statystyczny efekt skali w materiałach granulowanych podczas sciskania w płaskim stanie odkształcenia. Obliczenia wykonano metodą elementów skończonych na bazie mikropolarnego prawa hipoplastycznego. Wykorzystano metodę hiperłacińskiego próbkowania.
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DEM investigations of two-dimensional granular vortex- and anti-vortex- structures during plane strain compression.
PublikacjaDEM investigations of two-dimensional granular vortex- and anti-vortex- structures during plane strain compression.
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Biomechanics of Lumbar Spine Injury in Road Barrier Collision–Finite Element Study
PublikacjaLiterature and field data from CIREN database have shown that lumbar spine injuries occur during car crashes. There are multiple hypotheses regarding how they occur; however, there is no biomechanical explanation for these injuries during collisions with road safety barriers (RSBs). Therefore, the objective of this study was to investigate the mechanics of vertebral fractures during car collisions with concrete RSBs. The finite...
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Kinematic quantification of straight-punch techniques using the preferred and non-preferred fist in taekwon-do
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Seeking Optimal Nutrition for Healthy Body Mass Reduction Among Former Athletes
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The Effects of the Movement Tempo on the One-Repetition Maximum Bench Press Results
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Effects of Acute Caffeine Intake on Power Output and Movement Velocity During a Multiple-Set Bench Press Exercise Among Mild Caffeine Users
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The Effects of Plyometric Conditioning on Post-Activation Bench Press Performance
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Technical and Training Related Aspects of Resistance Training Using Blood Flow Restriction in Competitive Sport - A Review
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Does Tempo of Resistance Exercise Impact Training Volume?
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A Comparison of Electromyographic Inter-Limb Asymmetry during a Standard versus a Sling Shot Assisted Bench Press Exercise
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Relationship among the Change of Direction Ability, Sprinting, Jumping Performance, Aerobic Power and Anaerobic Speed Reserve: A Cross-Sectional Study in Elite 3x3 Basketball Players
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A Comparison of Basic Training Variables in the Standard and Cambered Bar Bench Press Performed to Volitional Exhaustion
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Acute Effects of Caffeinated Chewing Gum on Volleyball Performance in High-Performance Female Players
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The Impact of Internal Compensatory Mechanisms on Musculoskeletal Pain in Elite Polish Sitting Volleyball Players – A Preliminary Study
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Preliminary Testing of the Influence of Modified Polycaprolactones on Anabaena Variabilis Growth in Seawater
PublikacjaSeveral new biodegradable polymer materials have recently come onto the global market. Mostly the results on degradation kinetic studies are presented. This paper suggests using one of the tests to estimate the impact of polymer packaging material on sea life. The microorganism chosen was Anabaena variabilis (identified in many waters, including those of the Baltic Sea, especially in the Gulf of Gdansk and Puck Bay; this cyanobacterium...
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Chemiluminogenic acridinium salts: A comparison study. Detection of intermediate entities appearing upon light generation
PublikacjaThe nine derivatives of acridine-9-carboxylic acid (CMADs) capable for chemiluminescence (CL), representing various classes of compounds were isolated in a chemically pure state (assessed by RP-HPLC) and identified using high resolution mass spectrometry (ESI-QTOF) and magnetic resonance (1H NMR) techniques. Among them are aryl acridinium esters, containing certainly selected and located substituents in both aromatic systems, an...
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Experimental and theoretical study on high-temperature creep of VT6 titanium alloy under multi-axial loading conditions
PublikacjaIn the framework of damage mechanics, we discuss a new mathematical model that describes the kinetics of the stress–strain state and damage accumulation during material degradation by the mechanism of long-term strength under complex multiaxial stress state. An experimental and theoretical technique is proposed for determination of material parameters and scalar constitutive functions for damaged media based on specially set experiments...
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A Method and Device for 3D Recognition of Cutting Edge Micro Geometry
PublikacjaA very useful method was successfully applied in the investigation of tools for machining wood and wood based composites. It allows scanning of the cutting edge micro geometry in three dimensions and reproducing it in a virtual space as a 3D surface. The application of the method opens new possibilities of studying tool wear by scanning, including the calculation of volume loss and other analysis of tool wedge geometry along and...
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Tuning of photocatalytic activity by creating a tridentate coordination sphere for palladium
PublikacjaThe synthesis and characterisation of an asymmetric potential bridging ligand bmptpphz (bmptpphz = 2,17-bis(4-methoxyphenyl)tetrapyrido[3,2-a:2’,3’-c:3’’,2’’-h:2’’’,3’’’-j] phenazine) is presented. This ligand contains a 1,10-phenanthroline (phen) and a 2,9-disubstituted phen sphere and possesses a strong absorbance in the visible. Facile coordination of the phen sphere to a Ru(tbbpy)2 core leads to Ru(bmptpphz) ([(tbbpy)2Ru(bmptpphz)](PF6)2;...