Articles with "symmetry breaking" as a keyword



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Engineering Symmetry‐Breaking Nanocrescent Arrays for Nanolasing

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Published in 2019 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201904157

Abstract: This paper describes a symmetry‐breaking plasmonic lattice structure that can support narrow resonances as optical feedback for nanolasing. A scalable technique is developed to fabricate nanocrescent arrays with low‐structural symmetry unit cells to achieve in‐plane… read more here.

Keywords: arrays nanolasing; symmetry; engineering symmetry; breaking nanocrescent ... See more keywords
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Hidden Local Symmetry Breaking in Silver Diamondoid Compounds is Root Cause of Ultralow Thermal Conductivity

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202202255

Abstract: Typically, conventional structure transitions occur from a low symmetry state to a higher symmetry state upon warming. In this work, an unexpected local symmetry breaking in the tetragonal diamondoid compound AgGaTe2 is reported, which, upon… read more here.

Keywords: diamondoid; state; symmetry breaking; symmetry ... See more keywords
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Coordination Symmetry Breaking of Single‐Atom Catalysts for Robust and Efficient Nitrate Electroreduction to Ammonia

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202205767

Abstract: Nitrate electrocatalytic reduction (NO3RR) for ammonia production is a promising strategy to close the N‐cycle from nitration contamination, as well as an alternative to the Haber–Bosch process with less energy consumption and carbon dioxide release.… read more here.

Keywords: coordination symmetry; coordination; symmetry breaking; atom catalysts ... See more keywords
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Symmetry Breaking of Human Pluripotent Stem Cells (hPSCs) in Micropattern Generates a Polarized Spinal Cord-Like Organoid (pSCO) with Dorsoventral Organization.

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Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202301787

Abstract: Axis formation and related spatial patterning are initiated by symmetry breaking during development. A geometrically confined culture of human pluripotent stem cells (hPSCs) mimics symmetry breaking and cell patterning. Using this, polarized spinal cord organoids… read more here.

Keywords: pluripotent stem; human pluripotent; spinal cord; symmetry breaking ... See more keywords
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Unraveling the Origin of Symmetry Breaking in H2O@C60 Endofullerene Through Quantum Computations

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Published in 2022 at "Chemphyschem"

DOI: 10.1002/cphc.202200034

Abstract: Abstract We explore the origin of the anomalous splitting of the 101 levels reported experimentally for the H2O@C60 endofullerene, in order to give some insight about the physical interpretations of the symmetry breaking observed. We… read more here.

Keywords: quantum; h2o c60; c60 endofullerene; symmetry breaking ... See more keywords
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Counteracting Enantiospecific Behavior of Tailor‐Made Additives During Chiral Symmetry Breaking: Growth Inhibition versus Solid‐Solution Formation

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Published in 2021 at "Israel Journal of Chemistry"

DOI: 10.1002/ijch.202100086

Abstract: All biological systems are composed of molecules of a single chirality. Although many different scenarios can lead to chiral symmetry breaking, the transmission of the absolute configuration of one compound to another one remains challenging.… read more here.

Keywords: chiral symmetry; inhibition; symmetry breaking; symmetry ... See more keywords
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Symmetry breaking and structural polymorphism in a bacterial microcompartment shell protein for choline utilization

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Published in 2020 at "Protein Science"

DOI: 10.1002/pro.3941

Abstract: Bacterial microcompartments are protein‐based organelles that carry out specialized metabolic functions in diverse bacteria. Their outer shells are built from several thousand protein subunits. Some of the architectural principles of bacterial microcompartments have been articulated,… read more here.

Keywords: shell protein; structural polymorphism; symmetry breaking; breaking structural ... See more keywords
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No-scale hybrid inflation with R-symmetry breaking

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Published in 2020 at "Journal of High Energy Physics"

DOI: 10.1007/jhep02(2021)230

Abstract: In this paper we provide a no-scale supergravity scenario of hybrid inflation with R-symmetry being broken maximally. We investigate the inflation dynamics in details in both cases of pure F-term hybrid inflation and when adding… read more here.

Keywords: inflation; inflation symmetry; symmetry breaking; symmetry ... See more keywords
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Holographic QFTs on S2×S2, spontaneous symmetry breaking and Efimov saddle points

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Published in 2020 at "Journal of High Energy Physics"

DOI: 10.1007/jhep08(2020)138

Abstract: Holographic CFTs and holographic RG flows on space-time manifolds which are d-dimensional products of spheres are investigated. On the gravity side, this corresponds to Einstein-dilaton gravity on an asymptotically AdSd+1 geometry, foliated by a product… read more here.

Keywords: spontaneous symmetry; qfts spontaneous; holographic qfts; breaking efimov ... See more keywords
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Heterotic-F-theory duality with Wilson line symmetry-breaking

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Published in 2019 at "Journal of High Energy Physics"

DOI: 10.1007/jhep12(2019)016

Abstract: Abstract We begin with an E 8 x E 8 Heterotic model broken to an SU(5)gauge and a mirror SU(5)gauge, where one SU(5) and its spectrum is identified as the visible sector while the other… read more here.

Keywords: heterotic theory; line symmetry; symmetry breaking; wilson line ... See more keywords
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Vacuum stability and symmetry breaking in left-right symmetric model

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Published in 2019 at "Journal of High Energy Physics"

DOI: 10.1007/jhep12(2019)137

Abstract: Abstract We derive analytic necessary and sufficient conditions for the vacuum stability of the left-right symmetric model by using the concepts of copositivity and gauge orbit spaces. We also derive the conditions sufficient for successful… read more here.

Keywords: left right; symmetric model; right symmetric; stability ... See more keywords