Results 21 to 30 of about 2,311,303 (299)

Spin-resonance modes of the spin-gap magnet TlCuCl_3 [PDF]

open access: yes, 2003
Three kinds of magnetic resonance signals were detected in crystals of the spin-gap magnet TlCuCl_3. First, we have observed the microwave absorption due to the excitation of the transitions between the singlet ground state and the excited triplet ...
A. I. Smirnov   +29 more
core   +1 more source

13C-NMR-Based Metabolomic Profiling of Typical Asian Soy Sauces

open access: yesMolecules, 2016
It has been a strong consumer interest to choose high quality food products with clear information about their origin and composition. In the present study, a total of 22 Asian soy sauce samples have been analyzed in terms of 13C-NMR spectroscopy ...
Ghulam Mustafa Kamal   +6 more
doaj   +1 more source

High-Resolution Nanoscale Solid-State Nuclear Magnetic Resonance Spectroscopy

open access: yes, 2017
We present a new method for high-resolution nanoscale magnetic resonance imaging (nano-MRI) that combines the high spin sensitivity of nanowire-based magnetic resonance detection with high spectral resolution nuclear magnetic resonance (NMR) spectroscopy.
Budakian, Raffi   +6 more
core   +2 more sources

A Spectral-Scanning Magnetic Resonance Imaging (MRI) Integrated System [PDF]

open access: yes, 2008
An integrated spectral-scanning magnetic resonance imaging (MRI) technique is implemented in a 0.12μm SiGe BiCMOS process. This system is designed for small-scale MRI applications with non-uniform and low magnetic fields.
Babakhani, Aydin   +2 more
core   +1 more source

Temozolomide arrests glioma growth and normalizes intratumoral extracellular pH

open access: yesScientific Reports, 2017
Gliomas maintain an acidic extracellular pH (pHe), which promotes tumor growth and builds resistance to therapy. Given evidence that acidic pHe beyond the tumor core indicates infiltration, we hypothesized that imaging the intratumoral pHe in relation to
Jyotsna U. Rao   +5 more
doaj   +1 more source

Fabrication and magnetic control of Y3Fe5O12 cantilevers

open access: yes, 2017
We have fabricated ferrite cantilevers in which their vibrational properties can be controlled by external magnetic fields. Submicron-scale cantilever structures were made from Y3Fe5O12 (YIG) films by physical etching combined with use of a focused ion ...
Chudo, Hiroyuki   +8 more
core   +1 more source

Magnetic resonance diffraction using the magnetic field from a ferromagnetic sphere [PDF]

open access: yes, 2002
The theory of magnetic resonance diffraction is developed for the case of a crystal in close proximity of a ferromagnetic sphere. Distinct spectral peaks in the magnetic resonance signal are discovered for the specific ferromagnetic sphere and magnetic ...
Barbic, Mladen
core   +1 more source

Prognostic value of vasodilator stress perfusion cardiovascular magnetic resonance after inconclusive stress testing

open access: yesJournal of Cardiovascular Magnetic Resonance, 2021
Background While current guidelines recommend noninvasive testing to detect coronary artery disease, stress tests are deemed inconclusive in a quarter of cases.
Théo Pezel   +8 more
doaj   +1 more source

Radiomics Nomogram Improves the Prediction of Epilepsy in Patients With Gliomas

open access: yesFrontiers in Oncology, 2022
PurposeTo investigate the association between clinic-radiological features and glioma-associated epilepsy (GAE), we developed and validated a radiomics nomogram for predicting GAE in WHO grade II~IV gliomas.MethodsThis retrospective study consecutively ...
Bai Jie   +11 more
doaj   +1 more source

NMR measurements on intercalated 3R-TaS2.Ix (I=NH3 and N2H4) [PDF]

open access: yes, 1984
Proton nuclear magnetic resonance was used to probe the environment of the intercalant molecule in low dimensional (aeolotropic) solids 3RI-TaS2(NH3)2/3 and 3RII-TaS2(N2H4)4/3, and, specifically to look for phase transitions associated with changes in ...
Acrivos, J. V., Handly, N. H.
core   +2 more sources

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