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3D printing of cementitious materials or concrete (3DCP) has developed unbelievably in past 10 years and has the potential to revolutionize the concrete industry completely in the couple of incoming decades. Compared to cast concrete, 3DCP technology has a high customizability of architectural and structural design; can reduce material consumption,...
Article
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This study investigated the effect of stirring speed, stirring time, and particle weight fraction on the mechanical properties of magnesium matrix composites (Mg-MMCs) synthesized by the stir casting process. In addition, response surface methodology (RSM) and artificial neural network (ANN) models were used to optimize process parameters and creat...
Article
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In the present study, The main purpose is to focus on the applicability of using non-prestressed tendons as the main reinforcement in concrete beams. Therefore, the main reason for the analytical study is to develop a model that can predict the flexural behavior of RC beams with ordinary reinforcements and/or with non-prestressed tendons (cables)....
Article
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From the 1980s onwards, relationality has been a key term in autobiography scholarship and life‐writing studies, as it describes how the self in many instances of autobiographical literature emerges in relation to others. Yet, confusion reigns about the exact meaning and applicability of the term relational autobiography. Are all works of autobiogr...
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The fourth part of the series about the distribution of Pilosella summarizes records from the phytogeographical district of Východní Polabí. A total of 15 taxa were found, of which six were basic species, including P. aurantiaca, P. bauhini, P. caespitosa, P. lactucella, P. officinarum and P. piloselloides, and nine were hybridogenous species, incl...
Article
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In this experimental work, different layers of galvanized woven wire mesh (GWWm) were used to reinforce panels. This work aims to look into the effect of using a wire mesh on the flexural strength of ferrocement slab panels. A total of twenty four ferrocement slab panels were cast with dimensions of (500 mm × 250 mm × 25 mm, 500 mm × 250 mm × 30 mm...
Article
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This work presents a mathematical tool to estimate the cost of fabricating pumps by traditional casting. The drivers that most affect the cost of the process are identified in each step of the procedure, i.e., material, labour, energy, tools and general expenses associated with any industrial activity. The mathematical expressions used for the calc...
Article
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Lithium-rich layered oxides (LRLO) are a wide class of innovative active materials used in positive electrodes in lithium-ion (LIB) and lithium–metal secondary batteries (LMB). LRLOs are over-stoichiometric layered oxides rich in lithium and manganese with a general formula Li1+xTM1−xO2, where TM is a blend of transition metals comprising Mn (main...
Article
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Title VII recognizes both individual and group disparate treatment claims, which allege intentional discrimination. But Title VII recognizes only group claims for disparate impact. Conspicuously absent are claims for individual impact. The reason for the absence of an individual-disparate impact claim is a problem of proof. To establish a Title VII...
Chapter
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This introduction chapter provides invaluable insights into the gender dimension of law and social transformation in India. It answers to many questions on gender and law and deals with a wide range of gender issues from domestic violence to honour killings and trafficking of women. In India, neither laws nor their practice is impartial features as...
Article
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Understanding consumers' short- and long-run response to electricity prices is essential for efficient market regulations, supplier planning decisions, and evaluation of policies for the economic development of the country. This work estimates the determinants of residential electricity demand for Brazil and for each of its five geographic regions,...
Article
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This paper aimed to analyse the mechanical and sanitary properties of artificial cast stone. To create an artificial stone product of the desired shape and design, a thermoforming process is used, during which heavy presses shape the artificial stone parts at a certain temperature. According to experimental studies, the most suitable temperature fo...
Article
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Strontium (Sr) and sodium (Na) are the most used modifiers in the aluminum casting industry. Both lose their concentration (fade) during holding in the melting furnace. Three types of chemical reactions in the melt may cause modifier fading: vaporizing, oxidizing, or reacting with some other elements from the melt. Due to Na and Sr’s very low vapor...
Technical Report
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In this technical report we present the design and first experimental test of the Solstice Converter, a novel optical instrument capable of reflecting the sun's rays in the same direction as those emitted in the day when the sun has opposite declination. For example, at the summer solstice (June 21), the rays reflected by the Converter are directed...
Article
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TiB2/2024 aluminum matrix composites were prepared in situ from the Al–K2TiF6–KBF4 reaction system; then, we investigated the microstructure and mechanical properties of the composites in the as-cast and extruded states. X-ray diffraction (XRD) and scanning electronic microscope (SEM) analyses showed that TiB2 particles were successfully produced i...
Article
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The aim of study is to determine whether destination image and perceived value have a serial mediating role in the relationship between perceived authenticity and behavioural intentions such as repurchase intention and recommendation in a cultural heritage destination. In this study, the convenience sampling method was used. Results are based on sa...
Preprint
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We review common situations in Bayesian latent variable models where the prior distribution that a researcher specifies does not match the prior distribution that the estimation method uses. These situations can arise from the positive definite requirement on correlation matrices, from the sign indeterminacy of factor loadings, and from order const...
Article
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This work aims to investigate the processability of René 80 via laser powder–bed fusion (L-PBF). René 80 is a poorly weldable Ni-superalloy, currently processed via investment casting to fabricate turbine blades working at an operating temperature of about 850 °C. The L-PBF parameters optimization aims to increase part integrity and enhance process...
Article
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Central European coniferous forests are facing the most significant bark beetle outbreak in history. The consequence is the creation of large clearings, which are associated with changes in environmental parameters. We studied how these changes affected the survival of wood ant nests. Specifically, we monitored the relationship between mound occurr...
Preprint
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While deep reinforcement learning (RL) has fueled multiple high-profile successes in machine learning, it is held back from more widespread adoption by its often poor data efficiency and the limited generality of the policies it produces. A promising approach for alleviating these limitations is to cast the development of better RL algorithms as a...
Article
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The growth of multi-crystalline silicon ingot for Photo-voltaic application has been done using an optimized directional solidification process. Two Directional solidification furnace designs are considered, first one is ingot grown by using the side-top heater and the second one is ingot grown by using the side-bottom heater. The convex melt-cryst...
Article
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This study provides formal theoretical evidence that the credibility of underwriters’ pricing services is evident in the magnitude of intertemporal dampening that is imposed on IPO underpricing by underwriters in response to increases to the severity of valuation uncertainty risk. Using aggregate IPO volume as the measure for the reputation of unde...
Article
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Ponerinae is the third-largest subfamily within the ant family Formicidae and makes up its own clade. The Ponerine ants are diverse and widespread across the world, including in Nepal where thirteen genera have been documented. The taxonomy, biology, and ecology of these thirteen ponerine ant genera (Bothroponera, Brachyponera, Buniapone, Centromyr...
Article
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Resumo O presente trabalho 1 se dá diante da conjuntura política, econômica e social no Brasil, envolvendo a pandemia do COVID-19; além do aumento do sucateamento e precarização da estrutura e sistema educacional público. Para tanto, realizamos um processo de pesquisa empírico-qualitativa do cotidiano de uma equipe escolar e da comunidade que a cer...
Article
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The necessity for biomedical components is increasing every year. However, Ti6Al4V, the most widely utilized titanium alloy for biomedical implants are very costly owing to the high price of V alloying element. Furthermore, both alloying elements Al and V, have adverse effects in human body which is not desirable. This review paper highlights signi...
Article
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This study investigates how different targets of state-sanctioned arrests shape the likelihood of collective action. We hypothesize that leader arrests are especially likely to result in backlash protests. Leader arrests symbolize the suppression of social collectives, they create collective grievances, and constitute focal points for mobilization....
Article
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Clear underwater images are necessary in many underwater applications, while absorption, scattering, and different water conditions will lead to blurring and different color deviations. In order to overcome the limitations of the available color correction and deblurring algorithms, this paper proposed a fusion-based image enhancement method for va...
Preprint
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Feyerabend famously labels his view in Against Method ‘epistemological anarchism.’ He arrives at this view from engaging with scientific practice and its history. Here, he is keen to distinguish between epistemological anarchism from political anarchism and even casts doubt on the latter. The purpose of this paper is contrast thought on political a...
Conference Paper
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In 2002, a bronze item with traces of fire was discovered during the excavation at the Saharna Mare hillfort (Rezina district, Republic of Moldova), attributed by the authors of the discovery to a vessel with a flared rim. As a result of the detailed study of this find in the collection of the National Museum of the History of Moldova, it turned ou...
Article
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USP RESUMO Em A Vindication of the Rights of Men, Mary Wollstonecraft elabora uma resposta a Reflections on the Revolution in France, de Ed-mund Burke, com base na oposição irredu-tível entre justiça e o estatuto da propriedade fundiária aristocrática. Entre os vários efei-tos perniciosos da dominação dos proprietá-rios sobre os não-proprietários,...
Article
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Copper ore processing generates a large amount of copper slag, which has properties that are similar to fine aggregate. Copper slag has a promising future in the construction industry as an alternative to fine aggregate. Up to 50% of fine aggregate substitutions have been successful. The performance of copper slag concrete could be improved by micr...
Article
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The corrosion behaviour of AlSi10Mg alloy produced by selective laser melting (SLM) under two different atmospheres, namely argon and nitrogen, was compared to that of AlSi10Mg alloy that had been cast. The present study demonstrates the systematic electrochemical behaviour of selective-laser-melted (SLMed) AlSi10Mg. Potentiodynamic polarisation an...
Preprint
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We estimate the impact of asymmetry measurements of Deeply Virtual Compton Scattering (DVCS) with transversely polarized proton beam taken at a future Electron Ion Collider in China (EicC) on the extraction of Compton Form Factors (CFFs). The CFFs extracted from an analysis based on artificial neural-network approach are reweighted by means of pseu...
Article
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We present Ditto\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$$\textsf{Ditto}$$\end{document}, a novel entity matching system based on pre-trained Transformer language...
Article
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Because of their low incidence, studies about carpal fractures are rare. The aim of the present study was to analyze epidemiology and treatment of fractured carpal bones. We retrospectively analyzed data of 178 patients admitted to our emergency room with carpal fractures over 6 years. More males than woman were injured. In 91%, a CT scan was perfo...
Article
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The hot forging process brings significant advantages in terms of improved mechanical properties of the part compared with other processes, such as casting or machining. The metal flow in the forging process leads to texture modifications and can be macroscopically visualized by the so-called grain-flow orientation (GFO). This study showed the effe...
Article
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The current protocol presents the effects of the addition of Cu, rare earth Er, and Cu-Er composite elements on the microstructure of the Al-10Si-0.3Mg alloy. The variations in their low-temperature tensile properties were also investigated. The addition of rare earth Er elements, Cu elements, and Cu-Er composite elements increased the strength of...
Article
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Vagus nerve stimulation (VNS) has become a promising therapy especially for drug resistant epilepsy and other pathologies. Side effects or missing therapeutic success are observed due to cuff electrodes that are too narrow or too wide. Preoperative high-resolution ultrasound is used to evaluate the size of the cervical vagus nerve (CVN) to estimate...
Article
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Studies have reported a high percentage of ankle fracture dislocations with secondary loss of reduction during primary treatment with a splint or cast. This study aimed to assess the rate of secondary loss of reduction in unimalleolar ankle fracture dislocations treated primarily with a cast or external fixator, identify the potential influence of...
Article
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In a recent commentary, Lima (Ornithol Res 30:225–228, 2022a) claims that the Brazilian Ornithological Records Committee (CBRO) bases its species ranking decisions on a misinterpretation of the general lineage species concept (GLSC), with two major detrimental consequences: (1) misinform the Brazilian ornithological community about the nature of in...
Article
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From the morning of May 26th to the morning of June 1st 2013, the Department of Geology of the University of Tromsø, Norway, arranged a scientific cruise aimed at investigating the western Barents Sea margin and the western Barents Sea on R/V “Helmer Hanssen”. Investigated areas were (in order of visiting sites on the cruise): the western Barents S...
Article
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The creation of replicas using moulds was not new in the nine-teenth century. However, for various reasons, particularly the creation of public museums, the use of casts as museum objects took off around the world. This was due to the use of new materials and improved techniques. This article addresses some issues in the processes of creating mould...
Preprint
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In this report, we describe our Transformers for euphemism detection baseline (TEDB) submissions to a shared task on euphemism detection 2022. We cast the task of predicting euphemism as text classification. We considered Transformer-based models which are the current state-of-the-art methods for text classification. We explored different training...
Article
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The out-of-phase thermo-mechanical fatigue (TMF) behavior of the two Al-Si cast alloys most widely used for engine applications (319 and 356) were investigated under temperature cycling (60–300 °C) and various strain amplitudes (0.1–0.6%). The relationship between the microstructural evolution and TMF behavior was closely studied. Both alloys exhib...
Article
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This cross-sectional study sought whether there was an association between COVID-19 risk perception and the intention to take precautionary health measures among Nepalese adults aged 20 to 60 years. A multi-stage sampling technique was used to select study participants in this study. With the help of Kobo Toolbox application programs, field enumera...
Research Proposal
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L-shape control arms are currently the preferred FLCA (front lower control arm) for McPherson suspensions; they are typically designed to lateral and traversal stiffness, ground clearance, crash worthiness, clearance for tire envelope and drive shaft, stabilizers, and so on – Owing to those requirements with regard to space and performance, not...
Article
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Fly ash particles were reinforced into AA6061 aluminum in semisolid state to produce aluminum matrix composites (AMCs). The prepared AMCs were subjected to turning operation using a tool made of polycrystalline diamond. Fly ash particles were spread across the aluminum matrix in homogenous manner. The incorporation of fly ash particle had a remarka...
Conference Paper
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Thin concrete shells can efficiently span over large distances with very little amount of material. However, their construction requires the planning and assembly of complex, material inefficient, and labor-intensive formwork. To overcome these challenges, promising experiments have been made to use flexible formwork techniques and, in particular,...
Preprint
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In the Bondi-Sachs gauge, the Einstein equations with a cosmological constant coupled to a scalar field in spherical symmetry are cast into a first order strongly hyperbolic formulation in which the lapse and shift are the fundamental variables. For this system of equations, the lapse and shift are ingoing characteristic fields, and the scalar fiel...
Conference Paper
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Placement of openings in building construction has significant implications in modern building industry. In modern building construction, utility ducts and pipes are fitted in the space above the false ceiling, leading to a more economical design. However, openings within the web of a reinforced concrete beam can give rise to high stress-concentrat...
Article
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Despite the advantageous benefits offered by self-compacting concrete, its uses are still limited due to the high pressure exerted on the formwork. Different parameters, such as those related to concrete mix design, the properties of newly poured concrete, and placement method, have an impact on form pressure. The question remains unanswered on the...
Article
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The excessive deflection of large-span cantilever cast prestressed concrete (LCCPC) box girders has always been a complex problem to be solved in bridge engineering. To analyze the effect of shear deformation at segmental joints on the deflection of LCCPC box girders, comparison tests were carried out on three prestressed concrete (PC) I-girders wi...
Article
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The microstructure of materials is shaped not only by their chemical composition, but also by the thermomechanical processes used during the processing of a specific piece. The correct interpretation of the microstructure gives a rich source of information. This consists of several related steps, such as segmentation. Successful segmentation enable...
Article
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The goal of this study was to improve the understanding of the soil-structure interaction mechanisms at the interface of bored concrete piles cast in sandy soils. In addition, this study aimed to quantify the interface shear strength and identify the factors that influence the response. Roughness measurements and direct shear tests were performed a...
Book
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Tématem monografie je Kázeň a začínající učitel. Publikace je zaměřena na faktory, které ovlivňují kázeň ve výuce u začínajících učitelů. V monografii se prolíná teoretická část s empirickou, kdy jsou zveřejněny výsledky výzkumného šetření. Monografie se zabývá pojmy kázeň, autorita, zásady, začínající učitel, možnosti výzkumu a výsledky výzkumného...
Article
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In the face of ongoing market changes, multifaceted quality analyses contribute to ensuring production continuity, increasing the quality of the products offered and maintaining a stable market position. The aim of the research was to create a unified rank model for detection methods in the identification of aluminium casting non-conformities, in l...
Technical Report
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Akčný plán na presadzovanie ochrany lesov na území Bratislavského samosprávneho kraja v zmysle Memoranda o spolupráci a spoločnom postupe pri ochrane lesov-návrhová časť
Preprint
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Randomized experiments are an excellent tool for estimating internally valid causal effects with the sample at hand, but their external validity is frequently debated. While classical results on the estimation of Population Average Treatment Effects (PATE) implicitly assume random selection into experiments, this is typically far from true in many...
Preprint
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Conversational search is a difficult task as it aims at retrieving documents based not only on the current user query but also on the full conversation history. Most of the previous methods have focused on a multi-stage ranking approach relying on query reformulation, a critical intermediate step that might lead to a sub-optimal retrieval. Other ap...
Conference Paper
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Se han estudiado las propiedades mecánicas de cuatro aleaciones hipereutécticas de Al/Si. Dos de estas aleaciones han sido producidas mediante lost foam y las otras dos mediante squeeze casting. Se han realizado ensayos de tracción y de flexión a tres puntos a temperatura ambiente, 200ºC y 300ºC. Las partículas primarias de silicio se fracturan a b...
Conference Paper
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En este trabajo se analiza el copmportamiento a la propagación de grietas por fatiga de un composite Al/25Si/5Cu obtenido mediante conformado semisólido. Se comparan los comportamientos de las microestructuras en condiciones de extruido y tixoformado. En ambos casos, la velocidad de es notablemente superior a la correspondiente a aleaciones con 7Si...
Article
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Aims: Patients' adherence to using knee-high offloading treatment is critical to effective healing of diabetes-related foot ulcers (DFUs). Previous studies have found that patients generally have low adherence to using removable knee-high offloading treatments, yet no study has investigated whether their adherence differs during daytime and nightt...
Research
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Concrete is one of the most important construction material in the world and with the rapid development there is instant increase in the consumption of concrete for the construction of building and other structure and this cause the increase in the demands of other construction material such as course aggregate, fine aggregate and cement. The cours...
Article
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The main goal of this research is to show that even a small deviation from the prescribed casting method EN 14651 causes a difference in fiber orientation distribution in sample beams. A further goal is to investigate the difference in the fiber orientation between bottom and side layers, which would carry the tensile load in the in-situ situation...
Article
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Cultural self-confidence and the going-global strategy of China’s excellent traditional culture have given red culture new opportunities and higher expectations, accelerating red culture to go abroad following the times. Based on the overview of the development of red tourism, the article clarifies the present situation of red tourism international...
Research Proposal
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Concrete is one of the most important construction material in the world and with the rapid development there is instant increase in the consumption of concrete for the construction of building and other structure and this cause the increase in the demands of other construction material such as course aggregate, fine aggregate and cement. The cours...
Article
Full-text available
The purpose of this study was to experimentally estimate the solid fraction at which the cessation of the flow of a molten Al–7%Si–0.3%Mg alloy and Cu–8%Sn alloy occurs in casting. The flow cessation mechanism of two alloys is known as the “mushy” formation type, which means that the flow ceases when the solid fraction at the molten metal tip reach...
Article
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The idea of a 'caste-based reservation policy' has often been resisted by dominant right-wing forces right from colonial times. One of the main criticism against cast based reservation policy-, is that it should not be cast-based, it should be 'meritorious' based or based on 'economic status' instead. 124 th amendment on current reservation policy...
Article
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Abst rac t The research by several Serbian authors provides significant data and solid references on the history of note singing textbooks (Vasiljević, Stojanović, Karan), so that the circumstances of their appearance have been unveiled, the concept and the contents analytically assessed, and today are familiar to the interested professional audien...
Article
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Nickel–aluminum bronze (NAB) is widely used to fabricate flow-handling components because of its good cavitation corrosion (CE) resistance and superior casting property. The existence of different phases, e.g., the α phase, β phase and κ phase, can cause significant selective phase corrosion on NAB. However, under the action of CE with different ti...
Article
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We live in such a world where almost everybody has a lot of problems like discomfort and tension in their lives irrespective of age, gender, or cast. People are struck with inferiority, others take the pressure, and a few become hopeless and try to destroy themselves. The rapid development of technology made them feel comfortable sharing their feel...
Article
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The protection of civilians (PoC) concept remains contested twenty-three years after the first PoC mandate. Current PoC frameworks used by the United Nations (UN) do not assist with determining applicable legal standards. They lead the UN down an unsustainable path that risks diminishing political support for PoC, especially within intense conflict...
Article
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In the present investigation AA7075 (Al–5.4Zn–2.6 Mg) alloy is subjected to peak aging treatment at 100, 120 and 150 °C to obtain the maximum induced hardness due to solid solution strengthening. In succession, by the results of peak aging treatment the alloy is heat treated by two step and three step aging under non-pre aged and pre-aged condition...
Presentation
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The artists and craftsmen of the Indus Valley were extremely skilled in a variety of crafts—metal casting, stone carving, making and painting pottery and making terracotta images using simplified motifs of animals, plants and birds.
Article
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Several migratory waves from various origins along with cultural practices restricting marriages between peoples of different castes and tribes as well as continued endogamy have led to a complex and diverse society in the Indian subcontinent. Despite being widely represented in genetic studies, several interrogatives remain with regards to India's...