Historical Foundation and Practical Guideline for Ferroelectric Switching Kinetic Studies
The P and U pulses in the conventional PUND measurements are not identical because of the interplay between switching current and the measurement circuit components. This circuit effect can lead to a shift in polarization transients and misinterpreted physics in the switching kinetics.
Yi Liang, Pat Kezer, John T. Heron
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Hydrogen Segregation at the Coherent α-Fe/V<sub>4</sub>C<sub>3</sub> Interface: First-Principles Insights into the Role of Carbon Vacancies. [PDF]
Li L +6 more
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In the work reported herein, dipole‐engineered sulfonated carbon nanofibers enable conductive additives to actively regulate interphase formation in silicon anodes. Polar sulfonyl groups guide electrolyte decomposition to form a compact LiF‐rich interphase while promoting robust integration with silicon.
Song Kyu Kang +6 more
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Field-free control of magnetism and electronic states in ZGNR/h-BN heterojunctions <i>via</i> topological line defects. [PDF]
Shan G, Chen W, Liu W.
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Ultrasensitive Anti‐Stokes Luminescence Thermometry in Transition Metal Dichalcogenide Monolayers
We demonstrate a highly sensitive nanothermometer using anti‐Stokes photoluminescence, also known as photoluminescence upconversion (UPL), in monolayer tungsten disulfide. A strong resonantly enhanced UPL is observed, confirming the central role of optical phonons in the PL upconversion mechanism.
Sharada Nagarkar +6 more
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First-principles study on strain-engineered photocatalytic performance in ferroelectric K(Ta<sub>0.5</sub>Nb<sub>0.5</sub>)O<sub>3</sub>. [PDF]
Wen X +8 more
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We use scanning nitrogen vacancy magnetometry to directly image the weak in‐plane magnetic moments in mixed phase BiFeO3 at the nanoscale and quantify the local magnetic moments to be 18.8±2.0 μB/nm2 in the rhombohedral‐like phase and 1.5±0.6 μB/nm2 in the well‐known non‐magnetic tetragonal‐like phase.
Lei Wang +14 more
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Investigation of the damping characteristics of grouted coal gangue with different particle gradations under multistage triaxial cyclic loading. [PDF]
Wang Y +6 more
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Mesoblends consist of a nanostructured polymer into which a second polymer is imbibed with a selective solvent. In this work, a solvent‐templatable pentablock terpolymer possessing a sulfonated midblock is modified with a hydrophilic polymer that is photocrosslinked in situ, yielding a hierarchical binetwork.
Kacie M. Wells +3 more
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Recent advances in nanoalloys for selective electrochemical CO<sub>2</sub> reduction. [PDF]
Nguyen KQ, Tran HH, Ngo HT, Pham VV.
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