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K. R. Krishnadas

Researcher at Indian Institute of Technology Madras

Publications -  19
Citations -  731

K. R. Krishnadas is an academic researcher from Indian Institute of Technology Madras. The author has contributed to research in topics: Cluster (physics) & Graphene. The author has an hindex of 12, co-authored 19 publications receiving 549 citations. Previous affiliations of K. R. Krishnadas include University of Geneva.

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Intercluster Reactions between Au25(SR)18 and Ag44(SR)30

TL;DR: The first example of intercluster reactions between atomically precise, monolayer protected noble metal clusters using Au25( SR)18 and Ag44(SR)30 (RS- = alkyl/aryl thiolate) as model compounds is presented.
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Structure-conserving spontaneous transformations between nanoparticles.

TL;DR: It is demonstrated that a mixture of Ag25( SR)18 and Au25(SR)18 can be transformed to any arbitrary alloy composition, AgmAun(SR), merely by controlling the reactant compositions, and confirmed that metal atom exchanges are thermodynamically feasible.
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Interparticle Reactions: An Emerging Direction in Nanomaterials Chemistry

TL;DR: The emergence of a new branch of chemistry involving the reactions of atomically precise cluster systems, which are prototypical nanoparticles, is presented, and it is demonstrated that such interparticle chemistry is not limited to metal clusters; it occurs across zero-, one- and two-dimensional nanosystems leading to specific transformations.
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Pristine and Hybrid Nickel Nanowires: Template-, Magnetic Field-, and Surfactant-Free Wet Chemical Synthesis and Raman Studies

TL;DR: In this paper, a wet chemical reduction method was used to synthesize high purity and various aspect ratios of nickel nanowires without the assistance of surfactants, templates, and external magnetic field.
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Manifestation of Geometric and Electronic Shell Structures of Metal Clusters in Intercluster Reactions.

TL;DR: The results present a unique example of a structure-reactivity relationship in the metal atom substitution chemistry of monolayer protected clusters, wherein a systematic trend, reflecting the geometric and the electronic shell structures of the reactant as well as the product clusters, was observed.