Spin hyperpolarization in modern magnetic resonance

J Eills, D Budker, S Cavagnero, EY Chekmenev… - Chemical …, 2023 - ACS Publications
Magnetic resonance techniques are successfully utilized in a broad range of scientific
disciplines and in various practical applications, with medical magnetic resonance imaging …

Materials chemistry of triplet dynamic nuclear polarization

K Nishimura, H Kouno, Y Kawashima… - Chemical …, 2020 - pubs.rsc.org
Dynamic nuclear polarization with photo-excited triplet electrons (triplet-DNP) has the
potential to enhance the sensitivity of nuclear magnetic resonance (NMR) and magnetic …

Porous functionalized polymers enable generating and transporting hyperpolarized mixtures of metabolites

T El Daraï, SF Cousin, Q Stern, M Ceillier… - Nature …, 2021 - nature.com
Hyperpolarization by dissolution dynamic nuclear polarization (dDNP) has enabled
promising applications in spectroscopy and imaging, but remains poorly widespread due to …

[HTML][HTML] Long live the singlet state!

MH Levitt - Journal of Magnetic Resonance, 2019 - Elsevier
The field of long-lived states in NMR is reviewed. The relationship of long-lived-state
phenomena to those associated with spin isomerism is discussed. A brief overview is given …

[HTML][HTML] A master equation for spin systems far from equilibrium

C Bengs, MH Levitt - Journal of Magnetic Resonance, 2020 - Elsevier
The quantum dynamics of spin systems is often treated by a differential equation known as
the master equation, which describes the trajectories of spin observables such as …

Noninvasive assessment of myocardial energy metabolism and dynamics using in vivo deuterium MRS imaging

T Wang, XH Zhu, H Li, Y Zhang, W Zhu… - Magnetic resonance …, 2021 - Wiley Online Library
Purpose The assessment of cellular energy metabolism is crucial for understanding
myocardial physiopathology. Here, we conducted a pilot study to develop an alternative …

Applications of dissolution dynamic nuclear polarization in chemistry and biochemistry

G Zhang, C Hilty - Magnetic Resonance in Chemistry, 2018 - Wiley Online Library
Sensitivity of detection is one of the most limiting aspects when applying NMR spectroscopy
to current problems in the molecular sciences. A number of hyperpolarization methods exist …

Inversion of Hyperpolarized 13C NMR Signals through Cross-Correlated Cross-Relaxation in Dissolution DNP Experiments

M Negroni, D Guarin, K Che, LM Epasto… - The Journal of …, 2022 - ACS Publications
Dissolution dynamic nuclear polarization (DDNP) is a versatile tool to boost signal
amplitudes in solution-state nuclear magnetic resonance (NMR) spectroscopy. For DDNP …

Hyperpolarization of Long-Lived States of Protons in Aliphatic Chains by Bullet Dynamic Nuclear Polarization, Revealed on the Fly by Spin-Lock-Induced Crossing

A Razanahoera, A Sonnefeld… - The Journal of …, 2024 - ACS Publications
It is shown that proton spins highly polarized by dynamic nuclear polarization (DNP) retain
substantial polarization upon the rapid transfer of frozen bullets from a polarizer to an NMR …

Cryogenic and Dissolution DNP NMR on γ-Irradiated Organic Molecules

A Giannoulis, K Butbul, R Carmieli, J Kim… - Journal of the …, 2024 - ACS Publications
Nuclear magnetic resonance (NMR) plays a central role in the elucidation of chemical
structures but is often limited by low sensitivity. Dissolution dynamic nuclear polarization …