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Grain-Specific Transitions Determine the Band Edge Luminescence in Dion–Jacobson Type 2D Perovskites
Abstract: The photophysics of 2D perovskites incorporating 1,4‐phenylenedimethanammonium (PDMA) as spacer cations is studied. PDMAPbI4 and PDMASnI4 exhibit absorption and luminescence spectra dominated by excitonic transitions...
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Discovery of a novel Tymoviridae-like virus in mosquitoes from Mexico.
A novel Tymoviridae-like virus, designated Ek Balam virus, was isolated from male Culex quinquefasciatus mosquitoes collected in Yucatan, Mexico. The genome was fully sequenced and shown to have no more than 69% nt sequence...
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Pockmarks in the fjords of Chilean Patagonia
The fjords of Chilean Patagonia are areas of relatively rapid Holocene sediment delivery from glacial, glacifluvial and fluvial systems. These systems are fed by substantial ice- and snow-melt on the flanks of the Andean...
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Does Knowledge Really Help?
Drawing on the self-determination theory, this study explored the effect of three kinds of low-carbon knowledge (LCB), including system knowledge (SK), action-related knowledge (AK), and effectiveness knowledge (EK), on college...
Impact of management regime and regime change on gravel barrier response to a major storm surge
Gravel barriers represent physiographic, hydrographic, sedimentary, and ecological boundaries between inshore and open marine offshore environments, where they provide numerous important functions. The morphosedimentary...
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Channels and gullies on the continental slope seaward of a cross-shelf trough, Labrador margin, eastern Canada
The Labrador Shelf is characterized by several cross-shelf troughs separated by intervening shallower banks. The troughs were probably occupied by fast-flowing ice streams in the Late Pleistocene. Hopedale Saddle trough has a...
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The Origin of Broad Emission in ⟨100⟩ Two-Dimensional Perovskites
2D metal halide perovskites can show narrow and broad emission bands (BEs), and the latter's origin is hotly debated. A widespread opinion assigns BEs to the recombination of intrinsic self-trapped excitons (STEs), whereas...
Published by: ACS energy letters
The variety and distribution of submarine glacial landforms and implications for ice-sheet reconstruction
This is the final version of the article. It first appeared from The Geological Society via https://doi.org/10.1144/M46.183
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Constraints on the Spindown of Fully Convective M Dwarfs Using Wide Field Binaries
Abstract M dwarfs remain active over longer timescales than their Sunlike counterparts, with potentially devastating implications for the atmospheres of their planets. However, the...
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Introduction
The Atlas of Submarine Glacial Landforms is a comprehensive and timely summary of the current state of knowledge of these high-latitude glacier-influenced systems.
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Origen's Johannine Trinitarian Theology of Love
Pui Him Ip
Feb 28, 2022
Origen is the first Christian who proposed a systematically trinitarian theology of love. This has largely escaped the attention of theologians and remains underexplored. One notable consequence is that this has severely limited...
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Delicate seafloor landforms reveal past Antarctic grounding-line retreat of kilometers per year.
A suite of grounding-line landforms on the Antarctic seafloor, imaged at submeter horizontal resolution from an autonomous underwater vehicle, enables calculation of ice sheet retreat rates from a complex of grounding-zone...
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An atypical epigenetic mechanism affects uniparental expression of Pol IV-dependent siRNAs.
BACKGROUND: Small RNAs generated by RNA polymerase IV (Pol IV) are the most abundant class of small RNAs in flowering plants. In Arabidopsis thaliana Pol IV-dependent short interfering (p4-si)RNAs are imprinted and accumulate...
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