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Kallum M. Koczkur

Researcher at Indiana University

Publications -  26
Citations -  1508

Kallum M. Koczkur is an academic researcher from Indiana University. The author has contributed to research in topics: Scanning tunneling microscope & X-ray photoelectron spectroscopy. The author has an hindex of 11, co-authored 26 publications receiving 1083 citations. Previous affiliations of Kallum M. Koczkur include University of Guelph.

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Polyvinylpyrrolidone (PVP) in nanoparticle synthesis

TL;DR: The concluding guidelines provided herein should enable new nanostructures to be accessed facilely, and the properties of PVP-capped NPs for surface enhanced Raman spectroscopy (SERS), assembly, catalysis, and more are discussed.
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Random Alloyed versus Intermetallic Nanoparticles: A Comparison of Electrocatalytic Performance.

TL;DR: As synthetic methods advance for metal nanoparticles, more rigorous studies of structure-function relationships can be made, and the properties and electrocatalytic behavior of random alloyed and intermetallic nanoparticles are compared.
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Effect of lattice mismatch and shell thickness on strain in core@shell nanocrystals

TL;DR: In this paper, the lattice mismatch between core and shell regions induces strain, affecting the electronic properties of the shell metal, which is important for applications in catalysis, and the results suggest that not strain alone but secondary factors such as structural defects or structural changes in operando may account for observed enhancements in some strain-engineered nanocatalysts; e.g., Rh@Pt nanocubes for formic acid electrooxidation.
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Defect‐Directed Growth of Symmetrically Branched Metal Nanocrystals

TL;DR: Characterization of the products by multimode electron tomography and analysis of the NC morphologies at different overgrowth stages indicate that the branching patterns are directed by the seed defects, with the emergence of branches from the seed faces consistent with minimizing volumetric strain energy at the expense of surface energy.
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Seed-mediated co-reduction in a large lattice mismatch system: synthesis of Pd-Cu nanostructures.

TL;DR: Understanding of SMCR is expanded as a route to structurally defined bimetallic nanostructures and the synthesis of multicomponent nanomaterials more generally.