Articles with "metastability" as a keyword



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Molten-salt synthesis of rare-earth nickelate electronic transition semiconductors at medium high metastability

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Published in 2022 at "Scripta Materialia"

DOI: 10.1016/j.scriptamat.2021.114271

Abstract: Abstract The metastable rare-earth nickelates (RENiO3) exhibit exceptional complex electronic phase diagram and widely tunable metal to insulator transition (MIT) properties among the correlated oxide semiconductors. Unlike the synthesis of PrNiO3, NdNiO3, and SmNiO3 at… read more here.

Keywords: salt synthesis; rare earth; metastability; molten salt ... See more keywords

Using hole injection layers for decreased metastability and higher performance in Cu(In,Ga)Se2 devices

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Published in 2020 at "Solar Energy Materials and Solar Cells"

DOI: 10.1016/j.solmat.2020.110597

Abstract: Abstract Modifications to the buffer structure in Cu(In,Ga)Se2 (CIGS) solar cells are examined in terms of power conversion efficiency and metastability. Varying amounts of thin hole-injecting layers are introduced at different locations in the CIGS/Zn(O,S)… read more here.

Keywords: metastability; hole injection; performance; metastability higher ... See more keywords

On the attainable metastability of liquids during depressurisation – effect of pre-existing bubbles

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Published in 2025 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2025.10545

Abstract: Abstract The attainable metastability is key to the behaviour of liquids undergoing rapid depressurisation. This tells us how far the liquid can be depressurised, or stretched, before phase change occurs. Previous work on the depressurisation… read more here.

Keywords: metastability; attainable metastability; existing bubbles; depressurisation ... See more keywords

Tuning Stopper Size in Multiresponsive [2]Rotaxanes for Fluoride Anion Selective Metastability.

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Published in 2024 at "Organic letters"

DOI: 10.1021/acs.orglett.4c02544

Abstract: [23]Crown-7-ether incorporated [2]rotaxanes, comprising an anthracene blocker and 4-isopropylphenyl/cyclohexyl end groups, exhibited varying degrees of metastability with a range of chemical (base, halide anions) and physical (solvent, heat) stimuli. Among halides, fluoride, chloride, and bromide… read more here.

Keywords: tuning stopper; metastability; size multiresponsive; stopper size ... See more keywords

Selective dissolution as a tool for detecting spatial variations in the metastability within lamellar polymer crystals

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Published in 2025 at "Nature Communications"

DOI: 10.1038/s41467-025-58572-1

Abstract: The dissolution of polymer crystals often proceeds at rates varying in time and space. Here, using low molecular weight poly(ethylene oxide) as a model polymer, we exploit step-wise selective dissolution for unveiling how spatial variations… read more here.

Keywords: lamellar polymer; polymer crystals; dissolution; metastability ... See more keywords

Observation of metastability in open quantum dynamics of a solid-state system

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Published in 2024 at "Nature Communications"

DOI: 10.1038/s41467-025-64772-6

Abstract: Metastability is a ubiquitous phenomenon in nonequilibrium physics and classical stochastic dynamics. It arises when the system dynamics settles in long-lived states before eventually decaying to true equilibria. Remarkably, it has been predicted that quantum… read more here.

Keywords: open quantum; nuclear spin; metastability; quantum dynamics ... See more keywords

Optically induced metastability in Cu(In,Ga)Se2

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/s41598-017-14344-6

Abstract: Cu(In,Ga)Se2 (CIGS) is presently the most efficient thin-film photovoltaic technology with efficiencies exceeding 22%. An important factor impacting the efficiency is metastability, where material changes occur over timescales of up to weeks during light exposure.… read more here.

Keywords: optically induced; induced metastability; metastability; divacancy model ... See more keywords

Disrupted global metastability and static and dynamic brain connectivity across individuals in the Alzheimer’s disease continuum

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Published in 2017 at "Scientific Reports"

DOI: 10.1038/srep40268

Abstract: As findings on the neuropathological and behavioral components of Alzheimer’s disease (AD) continue to accrue, converging evidence suggests that macroscale brain functional disruptions may mediate their association. Recent developments on theoretical neuroscience indicate that instantaneous… read more here.

Keywords: alzheimer disease; static dynamic; metastability; brain ... See more keywords

Metastability-assisted fatigue behavior in a friction stir processed dual-phase high entropy alloy

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Published in 2018 at "Materials Research Letters"

DOI: 10.1080/21663831.2018.1523240

Abstract: ABSTRACT Metastability-based high entropy alloy design opens a new strategic path for designing high-strength materials. However, high strength is always coupled with poor damage tolerance under cyclic loading conditions (fatigue). To overcome this drawback, here… read more here.

Keywords: phase; entropy alloy; fatigue behavior; friction stir ... See more keywords

Decoding deformation-induced phase transformation in a high entropy alloy via nanoindentation pop-in phenomenon

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Published in 2025 at "Materials Research Letters"

DOI: 10.1080/21663831.2025.2476172

Abstract: Three high-entropy alloys (HEAs) exhibiting austenite-to-martensite (γ→ϵ) transformation with composition-dependent metastability variation were nanoindented. The incipient γ→ϵ transformation is elastic stress-induced and occurred via monopartial stacking, resulting in distinctive displacement pop-in phenomenon. The number of… read more here.

Keywords: phase transformation; pop; metastability; transformation ... See more keywords

Higgs near-criticality at future colliders

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Published in 2025 at "Physical Review D"

DOI: 10.1103/physrevd.111.115002

Abstract: The so-called metastability bound on the Higgs mass suggests that the smallness of the Higgs mass may be a by-product of the metastability of the electroweak vacuum. A significantly strong bound requires new physics capable… read more here.

Keywords: higgs near; criticality future; future colliders; near criticality ... See more keywords