搜索结果: 1-15 共查到“magnetic resonance”相关记录108条 . 查询时间(0.078 秒)
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Fast Magnetic Resonance Imaging and Inverse Problems
快速 磁共振成像 逆问题
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2023/4/17
磁共振成像是目前医学成像技术中功能最强大，技术门槛最复杂的技术之一。然而，相对其他成像模态较为缓慢的采集速度（较长的扫描时间）制约了磁共振成像在临床上的广泛应用。借助采样样本的数量与扫描时间的正比关系，通过减少采集的数据量（稀疏采样）来缩短磁共振采集时间是磁共振成像领域的重要途径，而从高度欠采样的数据中重建出高质量的图像可以近似为一个病态反问题，对这一问题的求解是快速磁共振成像领域的研究热点。本次...
Proton magnetic resonance spectroscopy for assessment of human body composition
Men body composition deuterium oxide
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2016/6/12
The usefulness of magnetic resonance spectroscopy
(MRS)–based techniques for assessment of human body
composition has not been established.
Fat distribution in HIV-infected patients reporting truncal enlargement quantified by whole-body magnetic resonance imaging
Adipose tissue regional fat distribution nutrition assessment
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2016/5/31
Antiretroviral therapy has improved the prospects
for people infected with HIV, but some develop a syndrome of
profound body habitus and metabolic alterations that include
truncal enlargement.
Investigation of the Lowest Triplet State of the Pyrochlorophyllide a-Apomyoglobin Complex by Zero-field Optically Detected Magnetic Resonance
Lowest Triplet State Pyrochlorophyllide a-Apomyoglobin Complex Zero-field Optically Detected Magnetic Resonance
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2016/5/20
Investigation of the Lowest Triplet State of the Pyrochlorophyllide a-Apomyoglobin Complex by Zero-field Optically Detected Magnetic Resonance.
Nuclear Magnetic Resonance of Photoexcited Triplet States. I. The Measurement of the Rate of Degenerate Singlet-Triplet Exchange for Anthracene in Solution
Nuclear Magnetic Resonance Photoexcited Triplet States Measurement Degenerate Singlet-Triplet Exchange for Anthracene
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2016/5/20
The N M R spectroscopy of molecules undergoing rapid exchange between diamagnetic and paramagnetic environments is well understood and is exemplified in studies of fast electron transfer between an or...
"The Effect of Magnesium Coordination on the 13C and 15N Magnetic Resonance Spectra of Chlorophyll a.The Relative Energies of Nitrogen np States as Deduced from a Complete Assignment of Chemical Shifts"
Magnesium Coordination 13C and 15N Magnetic Resonance Spectra Nitrogen np States Complete Assignment Chemical Shifts
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2016/5/20
The 5 5 13Cand 4 I5Nnmr transitions in chlorophyll a and its magnesium-free derivative pheophytin a have been assigned. Emphasis is placed on the quaternary carbon atoms of the macrocycle which carry ...
H-Nuclear Magnetic Resonance-Based Plasma Metabolic Profiling of Dairy Cows with Fatty Liver
Dairy Cow Fatty Liver H-Nuclear Magnetic Resonance Metabolomics Plasma
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2016/5/19
Fatty liver is a common metabolic disorder of dairy cows during the transition period. Historically, the diagnosis of fatty liver has involved liver biopsy, biochemical or histological examination of ...
Surface Nuclear Magnetic Resonance (SNMR) - A new method for exploration of ground water and aquifer properties
surface NMR ground water aquifer assessment hydrogeophysics
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2015/9/29
The Surface Nuclear Magnetic Resonance (SNMR) method is a fairly new technique in geophysics to assess ground water, i.e. existence, amount and productibility by measurements at the surface. The NMR t...
Remote detection of cerebral pathologies in magnetic resonance imagery: an unsupervised heuristic approach
Remote sensing medical imagery segmentation pattern recognition detection of encephalic lesions
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2015/8/24
In this work, the attention has been focused to the field of “medical imaging”. The problem of pattern recognition in remote sensing with medical application has been discussed in order to detect sign...
Magnetic resonance imaging:findings of osteochondrosis like-lesions in glenoid fossa and proximal humeral metaphyses in a dog:a case report
magnetic resonance imaging (MRI) osteochondritis dissecans (OCD) shoulder dog
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2015/8/14
Osteochondritis dissecans (OCD) of the humeral head is a common cause of forelimb lameness in dogs. OCD represents the late phase of osteochondrosis (OC). Magnetic resonance imaging (MRI) is a useful ...
Magnetic Resonance Imaging in patients with ICDs and Pacemakers
Imaging MRI safety pacemaker ICD
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2015/7/31
Magnetic resonance (MR) imaging has unparalleled soft-tissue imaging capabilities. The presence of devices such as pacemakers and implantable cardioverter/defibrillators (ICDs), however, is historical...
Novel 1 H low field nuclear magnetic resonance applications for the field of biodiesel
magnetic resonance field nuclear
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2015/7/3
Biodiesel production has increased dramatically over the last decade, raising the need for new rapid
and non-destructive analytical tools and technologies. 1
H Low Field Nuclear Magnetic Resonance (...
Lean and fat development in the whole body and hams of hybrid pigs studied by magnetic resonance tomography
BHZP MHS genotype tissue growth feeding regime
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2015/6/4
The aim of this study was to determine the influence of MHS-genotype and feeding regime on the growth and development of muscle and fatty tissue in the whole body as well as in hams of hybrid pigs. Th...
NONINVASIVE MONITORING OF CCl4 INDUCED ACUTE AND CHRONIC LIVER DAMAGE IN RAT BY SINGLE QUANTUM AND TRIPLE QUANTUM FILTERED 23Na MAGNETIC RESONANCE IMAGING
liver damage carbon tetrachloride rat model
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2015/5/22
In present study, single quantum (SQ) and triple quantum filtered (TQF) 23Na magnetic resonance imaging (MRI) was used to monitor the severity and progression of CCl4 induced acute and chronic liver d...
Diagnosis of a brachial plexus tumour using magnetic resonance imaging assisted by fine-needle aspiration biopsy in a dog: a case report
magnetic resonance imaging brachial plexus tumour fine needle biopsy dog
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2015/4/17
This study describes a case of a six-year-old female crossbreed dog that had a three months history of progressive right thoracic limb lameness. Palpation revealed muscle atrophy of the scapular and h...