Dynamic nuclear polarization for sensitivity enhancement in biomolecular solid-state NMR

T Biedenbänder, V Aladin, S Saeidpour… - Chemical …, 2022 - ACS Publications
Solid-state NMR with magic-angle spinning (MAS) is an important method in structural
biology. While NMR can provide invaluable information about local geometry on an atomic …

Polarizing agents for efficient high field DNP solid-state NMR spectroscopy under magic-angle spinning: from design principles to formulation strategies

G Menzildjian, J Schlagnitweit, G Casano, O Ouari… - Chemical …, 2023 - pubs.rsc.org
Dynamic Nuclear Polarization (DNP) has recently emerged as a cornerstone approach to
enhance the sensitivity of solid-state NMR spectroscopy under Magic Angle Spinning (MAS) …

Large cross-effect dynamic nuclear polarisation enhancements with kilowatt inverting chirped pulses at 94 GHz

Y Zhao, H El Mkami, RI Hunter, G Casano… - Communications …, 2023 - nature.com
Dynamic nuclear polarisation (DNP) is a process that transfers electron spin polarisation to
nuclei by applying resonant microwave radiation, and has been widely used to improve the …

Efficient pulsed dynamic nuclear polarization with the X-inverse-X sequence

VSR Redrouthu, G Mathies - Journal of the American Chemical …, 2022 - ACS Publications
Pulsed dynamic nuclear polarization (DNP) is a promising new approach to enhancing the
sensitivity of high-resolution magic-angle spinning (MAS) NMR. In pulsed DNP, the transfer …

Frontiers in the application of RF vacuum electronics

CM Armstrong, EC Snively, M Shumail… - IEEE transactions on …, 2023 - ieeexplore.ieee.org
The application of radio frequency (RF) vacuum electronics for the betterment of the human
condition began soon after the invention of the first vacuum tubes in the 1920s and has not …

Diamond rotors

NC Golota, ZP Fredin, DP Banks, D Preiss… - Journal of Magnetic …, 2023 - Elsevier
The resolution of magic angle spinning (MAS) nuclear magnetic resonance (NMR) spectra
remains bounded by the spinning frequency, which is limited by the material strength of MAS …

Coherent Dynamic Nuclear Polarization using Chirped Pulses

Y Quan, MVH Subramanya, Y Ouyang… - The Journal of …, 2023 - ACS Publications
This paper presents a study of coherent dynamic nuclear polarization (DNP) using
frequency swept pulses at 94 GHz which optimize the polarization transfer efficiency …

Efficient dynamic nuclear polarization up to 230 K with hybrid BDPA-nitroxide radicals at a high magnetic field

G Menzildjian, A Lund, M Yulikov, D Gajan… - The Journal of …, 2021 - ACS Publications
Pairing the spectral resolution provided by high magnetic fields at ambient temperature with
the enhanced sensitivity offered by dynamic nuclear polarization (DNP) is a major goal of …

DNPSOUP: A simulation software package for dynamic nuclear polarization

C Yang, KO Tan, RG Griffin - Journal of Magnetic Resonance, 2022 - Elsevier
Abstract Dynamic Nuclear Polarization Simulation Optimized with a Unified Propagator
(DNPSOUP) is an open-source numerical software program that models spin dynamics for …

High-frequency high-power DNP/EPR spectrometer operating at 7 T magnetic field

AA Nevzorov, A Marek, S Milikisiyants… - Journal of Magnetic …, 2024 - Elsevier
One of the most essential prerequisites for the development of pulse Dynamic Nuclear
Polarization (DNP) is the ability to generate high-power coherent mm-wave pulses at the …