نتایج جستجو برای: nuclear magnetic resonance technology

تعداد نتایج: 1066262  

Journal: :Nature Reviews Methods Primers 2021

Nuclear magnetic resonance (NMR) spectroscopy is a principal analytical technique used for the structure elucidation of molecules. This Primer covers different approaches to accelerate data acquisition and increase sensitivity NMR measurements through parallelization, enabled by hardware design and/or pulse sequence development. Starting with hardware-based methods, we discuss coupling multiple...

2007
Ye Li Javad Razavilar

A super-resolution parameter estimation scheme for multi-dimensional nuclear magnetic resonance spectroscopy is presented in this paper. Multi-dimensional nuclear magnetic resonance signals can be modeled as the summation of multi-dimensional damped sinusoids. The frequencies and the damping factors of multi-dimensional damped sinusoids play important roles in protein structure determination us...

Journal: :journal of paramedical sciences 0
seyed abdolreza mortazavi-tabatabaei reseach student committee, proteomics research center, faculty of paramedical sciences ,shahid beheshti university of medical sciences, tehran fariba fathi department of chemistry, sharif university of technology, tehran fatemeh ektefa department of chemistry, tarbiat modares university, tehran mohsen tafazzoli department of chemistry, sharif university of technology, tehran afsaneh arefi oskouie department of basic science, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran mostafa rezaei-tavirani proteomics research center, faculty of paramedical sciences, shahid beheshti university of medical sciences, tehran

the factors such as disease can disrupt homeostasis, resulting in perturbations of endogenous biochemicals that are involved in key metabolic profiles. metabonomics is useful technique to quantitative description of endogenous metabolites present in a biological sample such as urine, plasma and tissue. high resolution 1 h nuclear magnetic resonance (nmr)-based metabonomics is a technique used t...

Journal: :Journal of Neurology, Neurosurgery & Psychiatry 1985

Journal: :Journal of the Spectroscopical Society of Japan 1958

Journal: :Bulletin of the Chemical Society of Japan 1962

Journal: :international journal of nano dimension 0
ashraf sadat ghasemi department of chemistry, payame noor university (pnu), p.o. box,19395-4697, tehran, islamic republic of iranسازمان اصلی تایید شده: دانشگاه پیام نور تهران (payame noor university) ehsan binaeian chemical engineering department, qaemshahr branch, islamic azad university, qaemshahr, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) habibollah tayebi textile engineering department, qaemshahr branch, islamic azad university, qaemshahr, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) yasna modanlou jouybari department of chemical engineering, qaemshahr branch, islamic azad university, qaemshahr, iranسازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch)

adsorption of co2 on the surface of single-wall zigzag (5,0) and armchair (4,4) carbon nanotubes (swcnts) were studied through using density functional theory (dft) calculations. optimizations of geometric were performed at the b3pw91 level of 6-311++g** method standard basis set using gaussian 03 package of program [1]. structural models were optimized and adsorption energies, band gap, charge...

Journal: :The Journal of the Society of Chemical Industry, Japan 1965

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