NMR spectroscopy up to 35.2 T using a series-connected hybrid magnet

Z Gan, I Hung, X Wang, J Paulino, G Wu… - Journal of Magnetic …, 2017 - Elsevier
Abstract The National High Magnetic Field Laboratory has brought to field a Series-
Connected Hybrid magnet for NMR spectroscopy. As a DC powered magnet it can be …

High-field NMR using resistive and hybrid magnets

Z Gan, HT Kwak, M Bird, T Cross, P Gor'kov… - Journal of Magnetic …, 2008 - Elsevier
Resistive and resistive-superconducting hybrid magnets can generate dc magnetic fields
much higher than conventional superconducting NMR magnets but the field spatial …

Towards beyond-1 GHz solution NMR: internal 2H lock operation in an external current mode

Y Yanagisawa, H Nakagome, M Hosono… - Journal of Magnetic …, 2008 - Elsevier
We have commenced a project to develop a beyond-1GHz solution NMR spectrometer
using a HTS coil. Due to a small residual resistance present in the HTS conductor and joint …

Reduction of magnetic field fluctuations in powered magnets for NMR using inductive measurements and sampled-data feedback control

M Li, JL Schiano, JE Samra, KK Shetty… - Journal of Magnetic …, 2011 - Elsevier
Resistive and hybrid (resistive/superconducting) magnets provide substantially higher
magnetic fields than those available in low-temperature superconducting magnets, but their …

Towards a beyond 1 GHz solid-state nuclear magnetic resonance: External lock operation in an external current mode for a 500 MHz nuclear magnetic resonance

M Takahashi, Y Ebisawa, K Tennmei… - Review of Scientific …, 2012 - pubs.aip.org
Achieving a higher magnetic field is important for solid-state nuclear magnetic resonance
(NMR). But a conventional low temperature superconducting (LTS) magnet cannot exceed 1 …

High-resolution NMR with resistive and hybrid magnets: Deconvolution using a field-fluctuation signal

T Iijima, K Takegoshi, K Hashi, T Fujito… - Journal of Magnetic …, 2007 - Elsevier
A method for compensating effect of field fluctuation is examined to attain high-resolution
NMR spectra with resistive and hybrid magnets. In this method, time dependence of …

Compensation of effect of field instability by reference deconvolution with phase reconstruction

T Iijima, K Takegoshi - Journal of Magnetic Resonance, 2008 - Elsevier
A compensation method based on reference deconvolution is developed to obtain high-
resolution NMR spectra under an unstable magnetic field. It is shown that the applicability of …

[HTML][HTML] Field-frequency lock approach for 21.3-MHz high-performance NMR relaxation analyzer

S Chen, L Xu, H Wang, S Dai - Aip Advances, 2018 - pubs.aip.org
Low-field NMR (LF-NMR) relaxation analyzers have been more and more widely used in
food science, biomedicine, and petroleum exploration in recent years. An LF-NMR device …

[HTML][HTML] An ultra-compact low temperature scanning probe microscope for magnetic fields above 30 T

L Rossi, JW Gerritsen, L Nelemans… - Review of Scientific …, 2018 - pubs.aip.org
We present the design of a highly compact high field scanning probe microscope (HF-SPM)
for operation at cryogenic temperatures in an extremely high magnetic field, provided by a …

A field-frequency lock implemented with a sampled-data feedback control algorithm derived from a small-signal NMR model

JE Samra - 2009 - etda.libraries.psu.edu
High field resistive magnets offer many advantages for nuclear magnetic resonance (NMR)
experiments. The spectral resolution of a NMR measurement increases linearly with the …