Articles with "thermal activation" as a keyword



Larger Recovery Strains in Cast Fe–Mn–Si‐Based Shape Memory Alloys by Reducing Thermal Activation and Optimizing Mn Content

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Published in 2024 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202400475

Abstract: Previous work shows that a maximal recovery strain of 8.4% after being bent at room temperature is realized in annealed cast polycrystalline Fe–Mn–Si‐based alloys because of the reduced annealing twin boundaries. Theoretically, higher recovery strains… read more here.

Keywords: larger recovery; recovery; reducing thermal; recovery strains ... See more keywords

Low‐Temperature, Universal Synthetic Route for Mesoporous Metal Oxides by Exploiting Synergistic Effect of Thermal Activation and Plasma

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202311809

Abstract: Mesoporous metal oxides exhibit excellent physicochemical properties and are widely used in various fields, including energy storage/conversion, catalysis, and sensors. Although several soft‐template approaches are reported, high‐temperature calcination for both metal oxide formation and template… read more here.

Keywords: temperature; metal oxides; universal synthetic; mesoporous metal ... See more keywords

Controlled Self‐Assembly and Photo‐Thermal Activation of Viologen‐Based 2D Semiconductors for Dual‐Function Energy Management in All‐Weather Applications

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Published in 2025 at "Advanced Science"

DOI: 10.1002/advs.202415101

Abstract: Solar thermal technology offers a promising solution to water scarcity; however, the continuous operation of solar evaporators remains challenging due to sunlight's intermittent availability. Herein, an alternative strategy is proposed to achieve dual‐functional energy management… read more here.

Keywords: thermal activation; energy; water; evaporation ... See more keywords

Thermal activation of thin-shells in anti-de Sitter black hole spacetime

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Published in 2017 at "Journal of High Energy Physics"

DOI: 10.1007/jhep07(2017)134

Abstract: A bstractWe investigate thermal activation of thin-shells around anti-de Sitter black holes. Under the thin-shell approximation, we extensively study the parameter region that allows a bubble nucleation bounded by a thin-shell out of a thermal… read more here.

Keywords: black hole; hole; thin shells; anti sitter ... See more keywords
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Multiphoton excitation and thermal activation in indirect bandgap semiconductors

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Published in 2018 at "Optical and Quantum Electronics"

DOI: 10.1007/s11082-018-1622-x

Abstract: The single crystals of wide- and indirect-bandgap semiconductor CdI2 were grown and their optical properties as well as the defect-induced excitonic photoluminescence (PL) spectra were studied. The multiphoton excited PL spectra, charactering the emissions from… read more here.

Keywords: bandgap; indirect bandgap; multiphoton excitation; excitation thermal ... See more keywords
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Modeling of the Optical Properties of Vermiculite-Sungulite Conglomerates Subject to Thermal Activation in Electric Furnaces

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Published in 2019 at "Refractories and Industrial Ceramics"

DOI: 10.1007/s11148-019-00302-4

Abstract: This paper reviews the fundamentals of the technology and theory of the process of thermal activation of vermiculite-sungulite conglomerates contained in the waste of the Kovdor phlogopite-vermiculite field. An analytical physical model has been developed… read more here.

Keywords: optical properties; sungulite conglomerates; modeling optical; vermiculite sungulite ... See more keywords
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Thermal Behavior of Pyrophyllite Ore during Calcination for Thermal Activation for Aluminum Extraction by Acid Leaching

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Published in 2020 at "Clays and Clay Minerals"

DOI: 10.1007/s42860-019-00061-w

Abstract: In the production of alumina (Al 2 O 3 ) from clays by acid leaching, thermal activation by calcination is applied widely as a pre-treatment to improve the dissolution of aluminum. Previous studies have focused… read more here.

Keywords: calcination; acid leaching; aluminum extraction; aluminum ... See more keywords

Effect of chemical and thermal activation on the microstructural and mechanical properties of more sustainable UHPC

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Published in 2018 at "Construction and Building Materials"

DOI: 10.1016/j.conbuildmat.2018.02.214

Abstract: Abstract This paper investigates the influence of the content of blast furnace slag (BFS) on the microstructural and mechanical properties of non-activated and activated ultra-high performance concrete (UHPC). Three volume-substitution rates of cement with BFS… read more here.

Keywords: microstructural mechanical; chemical thermal; mechanical properties; compressive strength ... See more keywords

Mapping the Birth and Evolution of Pores upon Thermal Activation of Layered Hydroxides

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Published in 2017 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.7b00734

Abstract: The porosity of layered hydroxides can be greatly enhanced by thermal activation. Despite intense interest in the associated structural transformations, porosity changes have been almost exclusively described in terms of primitive bulk descriptors (surface area,… read more here.

Keywords: upon thermal; mapping birth; birth evolution; activation ... See more keywords

Characterization of Polyethers Using Tandem Mass Spectrometry with Hydrogen Abstraction Dissociation and Thermal Activation.

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Published in 2020 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.9b00148

Abstract: The recently developed hydrogen radical-mediated fragmentation technique using an ion trap involving hydrogen attachment/abstraction dissociation-tandem mass spectrometry (HAD-MS/MS) was applied to the analysis of polyethylene glycol (PEG) and its derivatives. HAD was found to be… read more here.

Keywords: mass spectrometry; hydrogen; dissociation; abstraction ... See more keywords
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Thermal activation of charge carriers in ionic and electronic semiconductor β-AgIVVO3 and β[email protected] composite xerogels

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Published in 2019 at "RSC Advances"

DOI: 10.1039/c9ra04227j

Abstract: Assembly of SVO and slightly reduced VO nanoribbons in inorganic hydrogels enables the formation of proton conductor and electron conductor xerogels depending on the SVO/VO ratio. Thermal charge carrier activation results in enhanced conductivity. read more here.

Keywords: charge carriers; agivvo3; charge; activation charge ... See more keywords