Results 21 to 30 of about 666,283 (376)

Pyridine‐Fused Bis(azacorrole)s: Easily Accessible NIR III Absorbing Cation Radicals and Biradicaloids of Antiaromatic Ground State [PDF]

open access: yesAdvanced Science
A family of pyridine‐fused bis(porphyrinoids) is obtained, including constitutionally isomeric bis(azacorrole)s, azacorrole‐oxacorrole, as well as azacorrole‐norcorrole heterodimers by two distinct synthetic approaches.
Sha Li   +6 more
doaj   +2 more sources

Hierarchy of Exchange Interactions in the Triangular-Lattice Spin Liquid YbMgGaO_{4}

open access: yesPhysical Review X, 2018
The spin-1/2 triangular lattice antiferromagnet YbMgGaO_{4} has attracted attention recently as a quantum spin-liquid candidate with the possible presence of off-diagonal anisotropic exchange interactions induced by spin-orbit coupling. Whether a quantum
Xinshu Zhang   +9 more
doaj   +2 more sources

Detection of oxidants in uremic plasma by electron spin resonance spectroscopy

open access: bronzeKidney International, 1995
Simon E. Roselaar   +5 more
openalex   +2 more sources

Electron spin resonance resolves intermediate triplet states in delayed fluorescence

open access: yesNature Communications, 2021
Despite advances in the design of thermally activated delayed fluorescence (TADF) emitters for devices, the effect of spin interactions is not well understood.
Bluebell H. Drummond   +13 more
doaj   +1 more source

Synthesis of Spin-Labeled Ibuprofen and Its Interaction with Lipid Membranes

open access: yesMolecules, 2022
Ibuprofen is a non-steroidal anti-inflammatory drug possessing analgesic and antipyretic activity. Electron paramagnetic resonance (EPR) spectroscopy could be applied to study its interaction with biological membranes and proteins if its spin-labeled ...
Denis S. Baranov   +2 more
doaj   +1 more source

Bulk-Sensitive Spin-Resolved Resonant Electron Energy-Loss Spectroscopy (SR-rEELS): Observation of Element- and Spin-Selective Bulk Plasmons [PDF]

open access: yesRev. Sci. Instrum. 92, 093103 (2021), 2021
We have developed a spin-resolved resonant electron energy-loss spectroscopy (SR-rEELS) in the primary energy of 0.3--1.5 keV, which corresponds to the core excitations of $2p$-$3d$ absorption of transition metals and $3d$-$4f$ absorption of rare-earths, with the energy resolution of about 100~meV using a spin-polarized electron source as a GaAs/GaAsP ...
arxiv   +1 more source

Single-DNA electron spin resonance spectroscopy in aqueous solutions [PDF]

open access: yesNature Methods, 2018
Magnetic resonance spectroscopy of single biomolecules under near-physiological conditions could substantially advance understanding of their biological function, but this approach remains very challenging.
F. Shi   +15 more
semanticscholar   +1 more source

chiLife: An open-source Python package for in silico spin labeling and integrative protein modeling.

open access: yesPLoS Computational Biology, 2023
Here we introduce chiLife, a Python package for site-directed spin label (SDSL) modeling for electron paramagnetic resonance (EPR) spectroscopy, in particular double electron-electron resonance (DEER).
Maxx H Tessmer, Stefan Stoll
doaj   +1 more source

Inductive-detection electron-spin resonance spectroscopy with 65 spins/ Hz sensitivity [PDF]

open access: yes, 2017
We report electron spin resonance spectroscopy measurements performed at millikelvin temperatures in a custom-built spectrometer comprising a superconducting micro-resonator at 7 GHz and a Josephson parametric amplifier.
S. Probst   +12 more
semanticscholar   +1 more source

Transition Metal Ion Ensembles in Crystals as Solid-State Coherent Spin-Photon Interfaces: The Case of Nickel in Magnesium Oxide

open access: yesPRX Quantum, 2023
We present general guidelines for finding solid-state systems that could serve as coherent electron-spin–photon interfaces even at relatively high temperatures, where phonons are abundant but cooling is easier, and show that transition-metal ions in ...
E. Poem   +8 more
doaj   +1 more source

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