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refractory material shows the characteristic phenomena like in germany

  • refractory material shows the characteristic

    refractory material shows the characteristic phenomena like temperature applications Nacre-like ceramic refractories for high temperature ... 2018-4-1 · A nacre-like ceramic containing alumina platelets separated by aluminium borate (9Al 2 O 3 ·2B 2 O 3) as refractory secondary phase was designed to obtain ceramic composites with enhanced ...

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  • Influence of microstructural characteristics on fracture ...

    2015-6-1 · Fig. 1 shows the macroscopic aspect of these six refractories. Download : Download full-size image; Fig. 1. Macroscopic aspect of the six commercial refractory materials studied. Scanned images of polished cross sections of tested specimens (25 mm × 25 mm). (a) Alumina–silica–zirconia brick, AZS1. (b) Alumina–silica–zirconia brick, AZS2.

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  • Characterization of refractory organic substances by ...

    2011-6-4 · Purpose We present the characterization of environmental samples using near-edge X-ray absorption fine structure (NEXAFS) spectra recorded with an in-house device. We want to point out the feasibility of such an easily accessed complementary technique, if not sometimes alternative to NEXAFS studies performed with synchrotron radiation, as the number of compact setups is increasing. …

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  • Refractory disease | Article about Refractory disease

    disease, impairment of the normal state or functioning of the body as a whole or of any of its parts. Some diseases are acute, producing severe symptoms that terminate after a short time, e.g., pneumonia; others are chronic disorders, e.g., arthritis, that last a long time; and still others return periodically and are termed recurrent, e.g., malaria.

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  • (PDF) Characteristic Features of Interaction between ...

    Refractory mass fraction relative to all condensed molecules as a function of the distance to the star in five discs of different masses (a core = 14 AU and γ = 0.8, fixed).

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  • (PDF) From stellar nebula to planets: The refractory ...

    Corrosion is one of the most common wear mechanisms of refractories. Corrosive attacks lead to chemical and microstructural changes. Hot corrosion compromises chemical and/or physical interactions. Thus, the process is complex and not yet fully understood. Currently, corrosion is investigated post mortem by means of X-ray diffraction or scanning electron microscopy.

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  • Correlation of Thermo-Elastic Material and Corrosion ...

    The theoretical model for the interaction of carbon and oxygen at high-temperature annealing of refractory metals in vacuum. The dependence of the limiting bulk concentrations on therelation of ...

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  • (PDF) The Behavior of Carbon at the High

    2009-3-1 · Assuming a refractory as a two phase model material 1 constituted by a matrix (CTE = α m) and aggregates (CTE = α a) both supposed, in a first step, to be isotropic constituents, three different configurations concerning microstructural damage can be obtained, according to the CTE mismatch existing between the matrix and aggregates (Δα = α ...

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  • OSA | Temperature stability of thin film refractory ...

    Although the refractory properties of Ti, W, and Mo are well reported in the case of bulk materials, Fig. 3 shows the optical properties of thin-film samples are subject to significant variations at relatively low temperatures, with metallic behaviour being lost altogether after annealing in air at 500° C. In the case of Mo this can simply be ...

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  • High-entropy alloys | Nature Reviews Materials

    2019-6-18 · High-entropy alloys have greatly expanded the compositional space for alloy design. In this Review, the authors discuss model high-entropy alloys with interesting properties, the physical ...

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  • (PDF) Anisotropic behaviour of andalusite particles

    The analyse of curve 4 compared to the one which refers to the Since refractory materials are regularly subjected to temper- KB material (curve 3) shows an exaggerated expansion com- ature above 1500 C, andalusite aggregates are finally very often 576 M.G. Kakroudi et al. Journal of the European Ceramic Society 29 (2009) 571–579 Table 3 ...

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  • Fabrication of stable superhydrophobic bismuth

    2021-4-26 · The bismuth superhydrophobic surface (BiSHS) was fabricated on aluminum (Al) substrate by immersion in BiCl3 aqueous solution following annealing treatment. The surface morphology of the sample shows cauliflower and landmass like structures by scanning electron microscope. The size of NPs in the microscaled landmass texture is from 200 to 500 nm.

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  • Giant, unconventional anomalous Hall effect in the ...

    2020-7-1 · The anomalous Hall effect (AHE) is one of the most fundamental phenomena in physics. In the highly conductive regime, ferromagnetic metals have been the focus of past research. Here, we report a giant extrinsic AHE in KV3Sb5, an exfoliable, highly conductive semimetal with Dirac quasiparticles and a vanadium Kagome net. Even without report of long range magnetic order, the anomalous Hall ...

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  • Diffusion of Social Phenomena – The Rockefeller

    2020-5-17 · like the appearance of fire round about enclosing it; from what appeared to be his loins upward, and from what appeared to be his loins downward, I saw what appeared to be fire, and there was a brightness round about him. Ezekiel 1:27 (circa 595 b.c.) In the ancient world, electrum (Hebrew) or elektron (Greek) was the material amber. Amber ...

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  • The spectrum of involuntary vocalizations in humans:

    The ability to vocalize has only been a fairly recent evolutionary acquisition and was a prerequisite for the development of verbal communication in our species. 1 Our acquired repertoire of vocalizations ranges from simple sounds related to physiological reflexes (eg, sneezing) and emotional responses (eg, crying, laughing) to the intended articulation of words that are meant to express ...

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  • Frankfurt School: The Culture Industry: Enlightenment

    2009-9-12 · In Germany the graveyard stillness of the dictatorship already hung over the gayest films of the democratic era. The whole world is made to pass through the filter of the culture industry. The old experience of the movie-goer, who sees the world outside as an extension of the film he has just left (because the latter is intent upon reproducing ...

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  • Organic synthesis on Mars by electrochemical

    2018-10-1 · The sources and nature of organic carbon on Mars have been a subject of intense research. Steele et al. (2012) showed that 10 martian meteorites contain macromolecular carbon phases contained within pyroxene- and olivine-hosted melt inclusions. Here, we show that martian meteorites Tissint, Nakhla, and NWA 1950 have an inventory of organic carbon species associated with fluid-mineral …

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  • Formation and dynamics of magma reservoirs |

    2019-1-7 · 1. Introduction. The modern concept of a magma chamber can be traced back more than 100 years. Daly [] summarized several decades of developing ideas about volcanism, its connection with the deep sources of magma in the Earth's Interior, the relationship to plutonic rocks and evidence for the existence of large subterranean bodies of magma from geological evidence, notably the formation of ...

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  • OSA | Temperature stability of thin film refractory ...

    Although the refractory properties of Ti, W, and Mo are well reported in the case of bulk materials, Fig. 3 shows the optical properties of thin-film samples are subject to significant variations at relatively low temperatures, with metallic behaviour being lost altogether after annealing in air at 500° C. In the case of Mo this can simply be ...

    Get Price
  • Materials Science News - Elsevier

    2021-5-26 · The material has so-called charge-density wave (CDW) phases where the crystal distorts like a wave in response to temperature and light intensity. These structural changes have a profound effect on the material’s electronic properties including resistivity, which enables the material to demonstrate a metal-to-insulator transition.

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  • IOP Conference Series: Materials Science and

    2021-4-7 · The coating material is Nano composite (metal matrix). It consists of double ceramic layer (TC1, TC2) with a layer of bond coat (BC) between the substrate (SUB) and the ceramic layers. The top Ceramic layer is of a new kind of refractory material with better oxidation resistant and …

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  • Exploring Structural Changes, Manufacturing, Joining,

    Due to the characteristic partitioning of alloying elements between these phases, they can be analyzed based on scanning electron microscopy (SEM) in the back-scattered electron (BSE) mode. In SEM-BSE images, such as shown on the example of the TNM alloy in Figure 3 , the γ phase appears darkest, β o brightest, and α 2 shows an intermediate ...

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  • Research Projects | Max-Planck-Institut für

    Bulk properties of a material like fatigue strength, corrosion, liquid metal embrittlement, and others strongly depend on grain boundary properties such as cohesive strength, energy, mobility, etc. These boundary properties in turn are governed by the structure and chemistry of a grain boundary.

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  • Investigation of Mild Steel Corrosion in the Cement ...

    The present work deals with the corrosion of mild steel (1.0037) used as the outer construction material of the preheater of a modern industrial cement production facility. The facility uses secondary fuels, which introduce considerable amounts of corrosive species. The situation at the examination sites in the preheater zone is tracked over a period of two years including operation and shut ...

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  • US6866031B2 - Direct injection internal combustion

    An internal combustion engine, especially an Otto engine, with intake valves and with a fuel injector, which is arranged and designed so that it injects the fuel directly into a combustion chamber of working cylinders of the internal combustion engine. At least in the region of the neck, the intake valves have a surface that is designed to counteract the formation of carbon deposits.

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  • The Venus flytrap trigger hair–specific potassium

    2020-12-9 · Transcriptomic and electrophysiological studies of the carnivorous Venus flytrap reveal that potassium uptake via a trigger hair-specific potassium channel builds the basis for mechanosensation of likely prey and generation of an action potential that triggers closure of the trap.

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  • Kamran Saeidi - DiVA portal

    2016-4-14 · through the material, reflect and scatter away or be absorbed by the material. This is schematically shown in Figure 3a [17]. The heat formation is inhomo-geneous due to the randomness of the laser interaction. Moreover a complex heat transfers phenomena depending on the material characteristics, physical

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  • A spike sorting toolbox for up to thousands of

    2018-3-20 · (A) Five randomly chosen electrodes, each of them with its own detection threshold (dash dotted line). Detected spikes, as threshold crossings, are indicated with red markers (B) Example of a spike in the raw data.Red: electrodes that can be affected by the spike, that is the ones close enough to the electrode where the voltage peak is the highest; gray: other electrodes that should not be ...

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  • Exploring Structural Changes, Manufacturing, Joining,

    Due to the characteristic partitioning of alloying elements between these phases, they can be analyzed based on scanning electron microscopy (SEM) in the back-scattered electron (BSE) mode. In SEM-BSE images, such as shown on the example of the TNM alloy in Figure 3 , the γ phase appears darkest, β o brightest, and α 2 shows an intermediate ...

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  • Rasmussen’s encephalitis: clinical features,

    2021-5-28 · Introduction. Rasmussen’s encephalitis was first described by neurosurgeon Theodore Rasmussen and his colleagues in the late 1950s. 1 Since then, the variable clinical features and lack of understanding of cause have created dilemmas in clinical decision making. The 2005 European consensus on pathogenesis, diagnosis, and treatment of Rasmussen’s encephalitis remains the …

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  • Processing of solid solution, mixed uranium/refractory ...

    2019-8-9 · fissile material gains (Fgain) per cycle. Equation 3 shows the relationship of reactor doubling time (RDT), the time it takes to produce enough fissile material to fuel an additional reactor, to Fgain and FBOC, the amount of fuel at the beginning of a cycle or fissile inventory. The higher thermal

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  • Magnesium oxide | MgO - PubChem

    HMDB is offered to the public as a freely available resource. Use and re-distribution of the data, in whole or in part, for commercial purposes requires explicit permission of the authors and explicit acknowledgment of the source material (HMDB) and the original publication (see the HMDB citing page).

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  • Applications and challenges of thermoplasmonics |

    2020-8-17 · Thermoplasmonics is based on the use of plasmonic nanoparticles as sources of heat remotely controlled by light. This Review discusses its current …

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  • Human Population Dynamics Revisited with the

    Abstract: Decrease or growth of population comes from the interplay of death and birth (and locally, migration). We revive the logistic model, which was tested and found wanting in early-20th-century studies of aggregate human populations, and apply it instead to life expectancy (death) and fertility (birth), the key factors totaling population.

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  • Steel Founders' Society of America

    The characteristic of exhibiting different property values in different directions with respect to a fixed reference system in the material. Annealing Heating to and holding at a suitable temperature, followed by cooling at a suitable rate to lower the hardness or alter other mechanical or physical properties.

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  • Permeability of porous media: Role of the critical pore ...

    Mudrock is a common material in the data sets with large τ (Figure 7c). Clay minerals, often contained in mudrocks, typically have a plate-like shape with a high aspect ratio (ratio of thickness to width of clay) [Santamarina et al., 2002]. Considering flow perpendicular to the long axis of a platy clay mineral, the fluid flows a long way ...

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  • Dysarthria (Concept Id: C0013362)

    A rare non-inflammatory thrombotic vasculopathy predominantly affecting women in young adulthood. Livedo racemosa is a persistent net-like violaceous-cyanotic, mottled discoloration of the skin that is exacerbated by cold or pregnancy. Neurological manifestations include recurrent transient ischemic attacks and infarcts.

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  • Advances in thermophotovoltaics: materials, devices

    A. A Thin film chalcogenide photovoltaic materials (Energy materials). B. B Advances in thermophotovoltaics: materials, devices and systems (Energy materials). C. C Doping and charge transport processes in organic and hybrid materials for energy applications (Energy materials). D. D Organic semiconductors for energy and electronics: from fundamental properties to devices (Energy …

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  • Self flowing refractory castables : study of the

    Refractories are enabling materials in that their primary function is to facilitate the production of other materials such as metals, glasses, petrochemicals, and cements. They have enabled the utilization of heat to make materials since the Bronze Age. Although, in recent years, a number of studies concerning the many complex variables that determine the rheologic, hydraulic and ceramic ...

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  • The spectrum of involuntary vocalizations in humans:

    The ability to vocalize has only been a fairly recent evolutionary acquisition and was a prerequisite for the development of verbal communication in our species. 1 Our acquired repertoire of vocalizations ranges from simple sounds related to physiological reflexes (eg, sneezing) and emotional responses (eg, crying, laughing) to the intended articulation of words that are meant to express ...

    Get Price
  • Frankfurt School: The Culture Industry: Enlightenment

    2009-9-12 · In Germany the graveyard stillness of the dictatorship already hung over the gayest films of the democratic era. The whole world is made to pass through the filter of the culture industry. The old experience of the movie-goer, who sees the world outside as an extension of the film he has just left (because the latter is intent upon reproducing ...

    Get Price
  • Mutant Allele Imbalance in Cancer | Annual Review of ...

    2021-3-4 · The search for somatic mutations that drive the initiation and progression of human tumors has dominated recent cancer research. While much emphasis has been placed on characterizing the prevalence and function of driver mutations, comparatively less is known about their serial genetic evolution. Indeed, study of this phenomenon has largely focused on tumor-suppressor genes …

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  • Organic synthesis on Mars by electrochemical

    2018-10-1 · The sources and nature of organic carbon on Mars have been a subject of intense research. Steele et al. (2012) showed that 10 martian meteorites contain macromolecular carbon phases contained within pyroxene- and olivine-hosted melt inclusions. Here, we show that martian meteorites Tissint, Nakhla, and NWA 1950 have an inventory of organic carbon species associated with fluid-mineral …

    Get Price
  • Power-Law Distributions in Empirical Data | SIAM

    2019-8-8 · Power-law distributions occur in many situations of scientific interest and have significant consequences for our understanding of natural and man-made phenomena…

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  • Resistance of Bacillus Endospores to Extreme

    SUMMARY Endospores of Bacillus spp., especially Bacillus subtilis, have served as experimental models for exploring the molecular mechanisms underlying the incredible longevity of spores and their resistance to environmental insults. In this review we summarize the molecular laboratory model of spore resistance mechanisms and attempt to use the model as a basis for exploration of the ...

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  • Occurrence and Origin of Andalusite in Peraluminous

    This reaction depends on P, T, and a H 2 O, implying that the mineral assemblage characteristic of the main crystallization stage of the Macusani magmas (Qtz, San, Plag, Ms, And, ± Bt) could have crystallized over a range of P, T and f H 2 O conditions. However, the F content of muscovite is also an important controlling factor in this reaction.

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  • KIT - About Us - Team - Researchers

    I am a research enthusiast leading an interdisciplinary team dedicated to develop computational models of the human heart using engineering methods of software engineering, algorithmics, numerics, signal processing, data analysis, and machine learning. In my group, we apply the models in simulation studies and translate them into clinical application to generate benefit for patients and society by

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  • The Natural History of Clay, by Alfred B. Searle, a ...

    2013-7-24 · The result is that burned clay products are usually composed of amorphous particles cemented by a glass-like material formed by the fusion of some of the mineral ingredients of the original substance. The silicates formed are, therefore, in a condition of solid, super-cooled solution in which the tendency to crystallize is restrained by viscosity.

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