Reactive passivation of wide-bandgap organic–inorganic perovskites with benzylamine

S Zhou, BM Gallant, J Zhang, Y Shi… - Journal of the …, 2024‏ - ACS Publications
While amines are widely used as additives in metal-halide perovskites, our understanding of
the way amines in perovskite precursor solutions impact the resultant perovskite film is still …

Measuring nano-to microstructures from relayed dynamic nuclear polarization NMR

AC Pinon, J Schlagnitweit, P Berruyer… - The Journal of …, 2017‏ - ACS Publications
We show how dynamic nuclear polarization (DNP) NMR can be used in combination with
models for polarization dynamics to determine the domain sizes in complex materials. By …

Direct observation of hyperpolarization breaking through the spin diffusion barrier

Q Stern, SF Cousin, F Mentink-Vigier, AC Pinon… - Science …, 2021‏ - science.org
Dynamic nuclear polarization (DNP) is a widely used tool for overcoming the low intrinsic
sensitivity of nuclear magnetic resonance spectroscopy and imaging. Its practical …

Basic principles of static proton low-resolution spin diffusion NMR in nanophase-separated materials with mobility contrast

K Schäler, M Roos, P Micke, Y Golitsyn… - Solid state nuclear …, 2015‏ - Elsevier
We review basic principles of low-resolution proton NMR spin diffusion experiments, relying
on mobility differences in nm-sized phases of inhomogeneous organic materials such as …

Boosting 1H and 13C NMR signals by orders of magnitude on a bench

C Bocquelet, N Rougier, HN Le, L Veyre… - Science …, 2024‏ - science.org
Sensitivity is often the Achilles' heel of liquid-state nuclear magnetic resonance (NMR)
experiments. This problem is perhaps most pressing at the lowest fields (eg, 80-MHz 1H …

Fast Magic-Angle-Spinning 19F Spin Exchange NMR for Determining Nanometer 19F–19F Distances in Proteins and Pharmaceutical Compounds

M Roos, T Wang, AA Shcherbakov… - The Journal of Physical …, 2018‏ - ACS Publications
Internuclear distances measured using NMR provide crucial constraints of three-
dimensional structures but are often restricted to about 5 Å due to the weakness of nuclear …

1H Detected Relayed Dynamic Nuclear Polarization

P Berruyer, A Bertarello… - The Journal of …, 2022‏ - ACS Publications
Recently, it has been shown that methods based on the dynamics of 1H nuclear
hyperpolarization in magic angle spinning (MAS) NMR experiments can be used to …

Complex Morphology of the Intermediate Phase in Block Copolymers and Semicrystalline Polymers As Revealed by 1H NMR Spin Diffusion Experiments

H Schneider, K Saalwächter, M Roos - Macromolecules, 2017‏ - ACS Publications
Nanostructured multiphase polymers exhibiting a mobile and a rigid phase also contain a
phase of intermediate mobility that is usually assumed to be a continuous, uninterrupted …

Maximizing nuclear hyperpolarization in pulse cooling under MAS

S Björgvinsdóttir, BJ Walder, N Matthey… - Journal of Magnetic …, 2019‏ - Elsevier
It has recently been shown how dynamic nuclear polarization can be used to hyperpolarize
the bulk of proton-free solids. This is achieved by generating the polarization in a wetting …

[PDF][PDF] Boosting</SUP> 1<//SUP> H and</SUP> 13<//SUP> C NMR signals by orders of magnitude on a bench

C Bocquelet, N Rougier, HN Le, L Veyre… - Science …, 2024‏ - lirias.kuleuven.be
Sensitivity is often the Achilles' heel of liquid-state nuclear magnetic resonance (NMR)
experiments. This problem is perhaps most pressing at the lowest fields (eg, 80-MHz 1H …