搜索结果: 1-4 共查到“磁学 NMR”相关记录4条 . 查询时间(0.08 秒)
近日，中国科学院合肥物质科学研究院强磁场科学中心研究员张钠课题组首次运用核磁共振（NMR）技术解析由端粒DNA序列d(G2T4G4T4G4)与短链d(TG4A)探针形成的分子间V-形G-四链体复合物结构，发现新型短链DNA探针能够特异性识别包含V-shape关键碱基序列的端粒DNA，具有潜在抗癌前景。该研究成果在线发表于国际期刊Nucleic Acids Research（doi:10.1093/...
Magnetic order, metamagnetic transitions, and low-temperature spin freezing in Ca2Co2O6: an NMR study
Magnetic order metamagnetic transitions low-temperature spin
2010/11/18
We report on a 59Co NMR investigation of the trigonal cobaltate Ca3Co2O6 carried out on a single crystal, providing precise determinations of the electric field gradient and chemical shift tensors, an...
Crossover from commensurate to incommensurate antiferromagnetism in stoichiometric NaFeAs revealed by single-crystal 23Na,75As-NMR experiments
NaFeAs NMR incommensurate antiferromagnetism 111-type iron arsenide
2010/11/18
We report results of 23Na and 75As nuclear magnetic resonance (NMR) experiments on a
self-flux grown high-quality single crystal of stoichiometric NaFeAs. The NMR spectra revealed
a tetragonal to tw...
Storage of quantum coherences as phase labeled local polarization using magnetic field gradients in NMR
Storage of quantum coherences phase labeled local polarization magnetic field gradients
2010/10/18
Long decay times were previously observed in samples such as 29Si, C60,Y2O3 by applying multi-
pulse nuclear magnetic resonance sequences to measure decoherence times. They are originated in
stimula...