Articles with "high index" as a keyword



Prestrain Guided Yield of Large Single‐Crystal Nickel Foils with High‐Index Facets

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Published in 2024 at "Advanced Materials"

DOI: 10.1002/adma.202400248

Abstract: Single‐crystal metal foils with high‐index facets are currently being investigated owing to their potential application in the epitaxial growth of high‐quality van der Waals film materials, electrochemical catalysis, gas sensing, and other fields. However, the… read more here.

Keywords: crystal; index facets; high index; foils high ... See more keywords

Tape‐Assisted Residual Layer‐Free One‐Step Nanoimprinting of High‐Index Hybrid Polymer for Optical Loss‐Suppressed Metasurfaces

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Published in 2025 at "Advanced Science"

DOI: 10.1002/advs.202409371

Abstract: The commercialization of metasurfaces is crucial for real‐world applications such as wearable sensors, pigment‐free color pixels, and augmented and virtual reality devices. Nanoparticle‐embedded resin‐based nanoimprint lithography (PER‐NIL) has shown itself to be a low‐cost, high‐throughput… read more here.

Keywords: layer; tape; high index; residual layer ... See more keywords

Tape‐Assisted Residual Layer‐Free One‐Step Nanoimprinting of High‐Index Hybrid Polymer for Optical Loss‐Suppressed Metasurfaces (Adv. Sci. 10/2025)

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Published in 2025 at "Advanced Science"

DOI: 10.1002/advs.202570061

Abstract: Tape‐Assisted Nanoimprint Lithography In article number 2409371, Junsuk Rho, Yujin Park, and co‐workers introduce a novel fabrication technique that utilizes tape to exfoliate the high‐index residual layer in particle‐embedded resinbased nanoimprint lithography. This method enables… read more here.

Keywords: tape assisted; residual layer; high index; tape ... See more keywords

Synthesis of palladium concave Nanocubes with high-index facets and their catalytic properties

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Published in 2017 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.3887

Abstract: Palladium nanocrystals with a variety of shapes have received particular interest in recent years due to their unique properties in catalysis. Herein, Pd concave nanocubes with high-index facets (Pd-CNs) was synthesized by a simple water-based… read more here.

Keywords: index facets; nanocubes high; palladium; concave nanocubes ... See more keywords

Self-Terminating Surface Reconstruction Induced by High-Index Facets of Delafossite for Accelerating Ammonia Oxidation Reaction Involving Lattice Oxygen.

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Published in 2023 at "Small"

DOI: 10.1002/smll.202207727

Abstract: Ammonia (NH3 ) is a promising hydrogen (H2 ) carrier for future carbon-free energy systems, due to its high hydrogen content and easiness to be liquefied. Inexpensive and efficient catalysts for ammonia electro-oxidation reaction (AOR)… read more here.

Keywords: index; oxidation reaction; high index; lattice oxygen ... See more keywords

CO2-Driven Polarity Compensation Mechanism for Stabilizing High-Index Facets in KTaO3.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202510040

Abstract: In ionic crystals, the simultaneous control of polarity compensation and exposure of high-crystallinity surfaces has long been a critical bottleneck for modulating their interfacial electronic and spin properties. Using the typical ionic crystal KTaO3 (KTO)… read more here.

Keywords: high index; index facets; polarity compensation; index ... See more keywords

High-Index Faceted PdPtCu Ultrathin Nanorings Enable Highly Active and Stable Oxygen Reduction Electrocatalysis.

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Published in 2021 at "Small methods"

DOI: 10.1002/smtd.202100154

Abstract: Ultrathin nanosheet catalysts deliver great potential in catalyzing the oxygen reduction reaction (ORR), but encounter the ceiling of the surface atomic utilizations, thus presenting a challenge associated with further boosting catalytic activity. Herein, a kind… read more here.

Keywords: oxygen reduction; pdptcu ultrathin; activity; ultrathin nanorings ... See more keywords

A novel synthetic route for high-index faceted iron oxide concave nanocubes with high T2 relaxivity for in vivo MRI applications

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Published in 2018 at "Journal of Materials Science: Materials in Medicine"

DOI: 10.1007/s10856-018-6052-6

Abstract: AbstractIron oxide nanoparticles (IONPs) with high-index facets have shown great potential as high performance T2 contrast agents for MRI. Previous synthetic approaches focused mainly on ion-directed or oxidative etching methods. Herein, we report a new… read more here.

Keywords: synthetic route; oxide; faceted iron; index faceted ... See more keywords
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Constrained High-Index Saddle Dynamics for the Solution Landscape with Equality Constraints

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Published in 2022 at "Journal of Scientific Computing"

DOI: 10.1007/s10915-022-01838-3

Abstract: We propose a constrained high-index saddle dynamics (CHiSD) method to search for index- k saddle points of an energy functional subject to equality constraints. With Riemannian manifold tools, the CHiSD is derived in a minimax… read more here.

Keywords: constrained high; equality constraints; index saddle; high index ... See more keywords

Defect-density control of platinum-based nanoframes with high-index facets for enhanced electrochemical properties

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Published in 2019 at "Nano Research"

DOI: 10.1007/s12274-019-2530-5

Abstract: Structure-engineered platinum-based nanoframes (NFs) at the atomic level can effectively improve the catalytic performance for fuel cells and other heterogeneous catalytic fields. We report herein, a microwave-assisted wet-chemical method for the preparation of platinum-copper-cobalt NFs… read more here.

Keywords: platinum based; index facets; high index; density ... See more keywords
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Strain in epitaxial high-index Bi2Se3(221) films grown by molecular-beam epitaxy

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Published in 2017 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2016.11.189

Abstract: Abstract High-index Bi 2 Se 3 (221) film has been grown on In 2 Se 3 -buffered GaAs(001), in which a much retarded strain relaxation dynamics is recorded. The slow strain-relaxation process of in epitaxial… read more here.

Keywords: index; index bi2se3; strain epitaxial; bi2se3 221 ... See more keywords