Results 11 to 20 of about 3,624,314 (247)

Nuclear magnetic resonance [PDF]

open access: yes, 2012
Podeu consultar el llibre complet a: http://hdl.handle.net/2445/32166This article reviews the principles and methods of nuclear magnetic resonance spectroscopy, and gives examples of applications carried out at our Facility, which illustrate the ...
Molins i Montserrat, Mª Antònia   +4 more
core   +7 more sources

Zero- to Ultralow-Field Nuclear Magnetic Resonance Enhanced with Dissolution Dynamic Nuclear Polarization [PDF]

open access: yes, 2022
Zero- to ultralow-field nuclear magnetic resonance is a modality of magnetic resonance experiment which does not require strong superconducting magnets. Contrary to conventional high-field nuclear magnetic resonance, it has the advantage of allowing high
Morgan, Ceillier   +19 more
core   +1 more source

Morphological feature and mapping inflammation in classified carotid plaques in symptomatic and asymptomatic patients: A hybrid 18F-FDG PET/MR study

open access: yesFrontiers in Neuroscience, 2023
PurposeTo investigate morphological and inflamed-metabolism features of carotid atherosclerotic plaques between symptomatic and asymptomatic patients with hybrid 18F-FDG PET/MR imaging.MethodsA total of 20 symptomatic and 20 asymptomatic patients with ...
Yue Zhang   +15 more
doaj   +1 more source

Water-Soluble Lignins from Different Bioenergy Crops Stimulate the Early Development of Maize (Zea mays, L.)

open access: yesMolecules, 2015
The molecular composition of water-soluble lignins isolated from four non-food bioenergy crops (cardoon CAR, eucalyptus EUC, and two black poplars RIP and LIM) was characterized in detail, and their potential bioactivity towards maize germination and ...
Davide Savy   +4 more
doaj   +1 more source

Cooperation among phosphate-solubilizing bacteria, humic acids and arbuscular mycorrhizal fungi induces soil microbiome shifts and enhances plant nutrient uptake

open access: yesChemical and Biological Technologies in Agriculture, 2021
Background Increasing the presence of beneficial soil microorganisms is a promising sustainable alternative to support conventional and organic fertilization and may help to improve crop health and productivity.
Vincenza Cozzolino   +5 more
doaj   +1 more source

Functional imaging of plants: A nuclear magnetic resonance study of a cucumber plant [PDF]

open access: yes, 2002
Functional magnetic resonance imaging was used to study transients of biophysical parameters in a cucumber plant in response to environmental changes. Detailed flow imaging experiments showed the location of xylem and phloem in the stem and the response ...
Scheenen, T.   +4 more
core   +2 more sources

Embroidered Coils for Magnetic Resonance Sensors [PDF]

open access: yes, 2013
Magnetic resonance imaging is a widely used technique for medical and materials imaging. Even though the objects being imaged are often irregularly shaped, suitable coils permitting the measurement of the radio-frequency signal in these systems are ...
Newton, Michael   +11 more
core   +1 more source

LISA improves statistical analysis for fMRI

open access: yesNature Communications, 2018
Functional magnetic resonance imaging (fMRI) is a powerful technique for measuring human brain activity, but the statistical analysis of fMRI data can be difficult.
Gabriele Lohmann   +7 more
doaj   +1 more source

Altered amide proton transfer weighted and diffusion signals in patients with multiple sclerosis: correlation with neurofilament light chain and disease duration

open access: yesFrontiers in Neuroscience, 2023
ObjectivesTo compare the signal alterations of amide proton transfer (APT), apparent diffusion coefficient (ADC), and fractional anisotropy (FA) in white matter (WM) lesions in multiple sclerosis (MS), compared with healthy controls (HCs), and to ...
Jing Huang   +14 more
doaj   +1 more source

Nuclear magnetic resonance cryoporometry [PDF]

open access: yes, 2008
Nuclear Magnetic Resonance (NMR) cryoporometry is a technique for non-destructively determining pore size distributions in porous media through the observation of the depressed melting point of a confined liquid.
Webber, J. Beau W.   +5 more
core   +1 more source

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