The positive muon and μSR spectroscopy: powerful tools for investigating the structure and dynamics of free radicals and spin probes in complex systems

I McKenzie - Annual Reports Section" C"(Physical Chemistry), 2013 - pubs.rsc.org
The positive muon (μ+) can be incorporated into free radicals where it acts as a probe of the
structure and dynamics. The muoniated radicals are characterized by a series of magnetic …

Difluoromethylborates and muonium for the study of isonitrile insertion affording phenanthridines via imidoyl radicals

K Konagaya, YE Huang, K Iwami, T Fujino… - The Journal of …, 2023 - ACS Publications
The 6-(difluoromethyl) phenanthridine unit is a highly attractive fluoroalkyl-substituted planar
nitrogen heterocycle in pharmaceutical and agrochemical research. In this paper, we report …

Dynamics and local environment of an aromatic counterion bound to di-chain cationic surfactant bilayers studied by avoided level crossing muon spin resonance …

I McKenzie, R Scheuermann, I Tucker… - Physical Chemistry …, 2021 - pubs.rsc.org
Avoided level crossing muon spin resonance (ALC-μSR) has been used to study the
reorientational dynamics of muon-spin-labelled 2, 4, 6-trimethylbenzoate (246TMB−) …

Density functional theory study of 12mer single-strand guanine oligomer and associated muon hyperfine interaction

WN Zaharim, SNA Ahmad, S Sulaiman, H Rozak… - ACS …, 2021 - ACS Publications
Density functional theory method at the B3LYP/6-31G level was used to determine the
structure of 12mer single-strand guanine oligomers. The length and width of the optimized …

Paramagnetic probes in an organic semiconductor: μSR and DFT calculations of the Mu adducts of Alq3 and 8-hydroxyquinoline

I McKenzie, J Cannon, D Cordoni-Jordan… - The Journal of …, 2022 - pubs.aip.org
It has been claimed that longitudinal field muon spin relaxation (LF-μSR) experiments on the
organic semiconductor (OSC) tris-(8-hydroxyquinoline) aluminum (III)(Alq 3) have measured …

Organic free radicals in superheated water studied by muon spin spectroscopy

PW Percival, JC Brodovitch, K Ghandi… - Journal of the …, 2005 - ACS Publications
There is a pressing need to identify and monitor reaction intermediates in water at high
temperatures and pressures, but conventional techniques have limited capability for …

Hydrogen-atom addition to nucleobases in the solid state: characterization of the corresponding muoniated radicals using μSR

I McKenzie - The Journal of Physical Chemistry B, 2019 - ACS Publications
The radicals formed by muonium (Mu) addition to four nucleobases (adenine, guanine,
cytosine, and thymine) have been characterized by avoided level-crossing muon spin …

Density Functional Theory Study of Muon Hyperfine Interactions in 12mer Single-Strand Adenine, Cytosine, and Thymine Oligomers

WN Zaharim, S Sulaiman, SN Abu Bakar… - Journal of the Physical …, 2022 - journals.jps.jp
Density Functional Theory method at B3LYP/6-31G level of theory was successfully applied
to study the geometry and electronic structures of 12mer single-strand adenine, cytosine …

Muons as hyperfine interaction probes in chemistry

K Ghandi, A MacLean - Hyperfine Interactions, 2015 - Springer
Spin polarized positive muons injected in matter serve as magnetic probes for the
investigation of physical and chemical properties of free radicals, mechanisms of free radical …

Density Functional Theory Investigation of Muon Hyperfine Interaction in Guanine–Cytosine Double-Strand DNA

A Jamaludin, WN Zaharim, S Sulaiman… - journal of the physical …, 2022 - journals.jps.jp
Density Functional Theory method at B3LYP/6-31G level of theory was used to study
muonium trapping sites and associated muon hyperfine interaction in 1, 2, and 3 base pair …