Robert L Whetten
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Explore the profile of Robert L Whetten including associated specialties, affiliations and a list of published articles.
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52
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724
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Recent Articles
1.
Sinha-Roy R, Lopez-Lozano X, Whetten R, Weissker H
J Phys Chem Lett
. 2021 Sep;
12(38):9262-9268.
PMID: 34533967
Ligand-protected metal clusters are employed in a great many applications that include notably energy conversion and biomedical uses. The interaction between the ligands and the metallic cores, mediated by an...
2.
Dainese T, Antonello S, Bonacchi S, Morales-Martinez D, Venzo A, Black D, et al.
Nanoscale
. 2021 Sep;
13(36):15394-15402.
PMID: 34499056
We report the identification and quantitative isolation of Au(SR)X (R = -butyl, -pentyl; X = halide) along with elucidation of key properties as compared to the corresponding ubiquitous chiral-icosahedral Au(SR)...
3.
Lopez P, Lara H, Mullins S, Black D, Ramsower H, Alvarez M, et al.
ACS Appl Nano Mater
. 2020 Oct;
1(4):1595-1602.
PMID: 32999995
Here we report on the identification and applications of an aqueous 29-atom silver cluster stabilized with 12 lipoate ligands, i.e. Ag(R-α-LA) or (29,12), wherein R-α-LA = R-α-lipoic acid, a natural...
4.
Sakthivel N, Shabaninezhad M, Sementa L, Yoon B, Stener M, Whetten R, et al.
J Am Chem Soc
. 2020 Sep;
142(37):15799-15814.
PMID: 32881489
Understanding the evolution of the structure and properties in metals from molecule-like to bulk-like has been a long sought fundamental question in science, since Faraday's 1857 work. We report the...
5.
Lara H, Black D, Moon C, Orr E, Lopez P, Alvarez M, et al.
ACS Omega
. 2020 Jan;
4(26):21914-21920.
PMID: 31891070
Many antibiotic resistances to penicillin have been reported, making them obsolete against multiresistant bacteria. Because penicillins act by inhibiting cell wall production while silver particles disrupt the cell wall directly,...
6.
Black D, Hoque M, Placencia-Villa G, Whetten R
Nanomaterials (Basel)
. 2019 Sep;
9(9).
PMID: 31514483
Gold clusters protected by 3-MBA ligands (MBA = mercaptobenzoic acid, -SPhCOH) have attracted recent interest due to their unusual structures and their advantageous ligand-exchange and bioconjugation properties. Azubel et al....
7.
Hoque M, Mayer K, Ponce A, Alvarez M, Whetten R
Langmuir
. 2019 Jul;
35(32):10610-10617.
PMID: 31299160
Most applications of aqueous plasmonic gold nanoparticles benefit from control of the core size and shape, control of the nature of the ligand shell, and a simple and widely applicable...
8.
Hoque M, Black D, Mayer K, Dass A, Whetten R
J Phys Chem Lett
. 2019 May;
10(12):3307-3311.
PMID: 31067059
Monolayer-protected clusters (MPCs), typified by the (Au, Ag)-thiolates, share dimensions and masses with aqueous globular proteins (enzymes), yet efficient bioanalytical methods have not proved applicable to MPC analytics. Here we...
9.
Dainese T, Agrachev M, Antonello S, Badocco D, Black D, Fortunelli A, et al.
Chem Sci
. 2019 Jan;
9(47):8796-8805.
PMID: 30647884
For two decades, Au(SR) has been one of the most studied and used thiolate (SR) protected gold nanoclusters. In many ways, however, it proved to be a challenging and elusive...
10.
Whetten R, Weissker H, Pelayo J, Mullins S, Lopez-Lozano X, Garzon I
Acc Chem Res
. 2019 Jan;
52(1):34-43.
PMID: 30600992
There exists a special kind of perfection-in symmetry, simplicity, and stability-attainable for structures generated from precisely 60 ligands (all of a single type) that protect 145 metal-atom sites. The symmetry...