Publications by authors named "B Anandkumar"

Superhydrophobicity (SHP) is an incredible phenomenon of extreme water repellency of surfaces ubiquitous in nature (E.g. lotus leaves, butterfly wings, taro leaves, mosquito eyes, water-strider legs, etc).

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In the present study, the efficacies of three different cationic and anionic ionic liquids (ILs) on biofilm formation on materials used in cooling water systems were evaluated. Two imidazolium based ILs; 1-Ethyl 3-Methylimidazolium tetrafluoroborate - (IL-E) and 1-Butyl-3-methylimidazolium chloride - (IL-I) with anionic fluoride and chloride groups and one piperidinium based IL, N-methyl-N-propylpiperidinium bis(trifluoromethylsulfonyl)imide - (IL-M) with fluoromethyl group as anion were used. The efficacy of these ILs were evaluated on planktonic and sessile cells of major biofilm formers in cooling water systems using Gram negative bacterium Pseudomonas sp.

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Article Synopsis
  • PMMA is a commonly used material for biomedical implants, but it faces challenges like biofilm formation and drug-resistant bacteria, making surfaces that resist bacterial colonization important.
  • Researchers developed nanocomposites by adding nanoparticles like CuO and ZnO to PMMA and tested their effectiveness against common bacteria linked to infections, namely S. aureus and E. coli.
  • Results showed that specific nanoparticles worked better on different bacteria, with combinations enhancing their effectiveness, and all tested nanocomposites were biocompatible, indicating they don't harm cells, suggesting potential for improving implant safety.
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Concrete structures develop biofilms when exposed to various environments. At a certain stage, the microbial films destroy the concrete structures leading to significant deterioration. Culture-dependent techniques give an incomplete picture of the microbial communities on the concrete surface.

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45S5 Bioglass® is the most widely studied class of bioceramic in the field of dental and orthopedics. The present study highlights, one-dimensional bioactive glass nanorods (BGNR) of 45S5 composition synthesized by tuning the parameters of sol-gel process and hybridized with two-dimensional reduced graphene oxide sheets (rGO). BGNR was integrated with rGO by three different methods to form nano hybrids of rGO/BGNR.

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