Zobrazeno 1 - 10
of 9 770
pro vyhledávání: '"13c nmr"'
Autor:
Ajay Sarawagi, Pratishtha Wadnerkar, Vrundika Keluskar, Narra Sai Ram, Jerald Mahesh Kumar, Anant Bahadur Patel
Publikováno v:
Neuroglia, Vol 5, Iss 3, Pp 306-322 (2024)
Electroconvulsive therapy (ECT) is an effective treatment for severe and drug-resistant depression, yet its mode of action remains poorly understood. This study aimed to evaluate the effects of ECT on neurometabolism using ex vivo 1H-[13C]-NMR spectr
Externí odkaz:
https://doaj.org/article/8508e06c9ffe40e8a152b8c0cd650bf1
Autor:
Qijuan Hu, Yuting Zhang, Weidong Cao, Yuanyu Yang, Yingxiao Hu, Tieguang He, Zhongyi Li, Pu Wang, Xinping Chen, Ji Chen, Xiaojun Shi
Publikováno v:
Geoderma, Vol 450, Iss , Pp 117024- (2024)
Cover crops are one of the climate-smart agricultural practices used to increase soil organic carbon (SOC) sequestration. However, the SOC sequestration potential and underlying mechanisms under different cover crops, especially in orchard agroecosys
Externí odkaz:
https://doaj.org/article/42eaa38980054bc28e560831aa9bce2b
Publikováno v:
Carbohydrate Polymer Technologies and Applications, Vol 7, Iss , Pp 100498- (2024)
The chemistry of chitosan is a promising way to afford biobased and biodegradable complex materials using highly reactive compounds such as anhydrides. However, the potential applications are limited due to the absence of control over the acylation a
Externí odkaz:
https://doaj.org/article/d3e6c1e144d24a519ff24eff952b8a34
Autor:
Konstantin Lebedinskiy, Ivan Barvík, Zdeněk Tošner, Ivana Císařová, Jindřich Jindřich, Radim Hrdina
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 331-335 (2024)
13C NMR spectroscopic analyses of Cs symmetric guest molecules in the cyclodextrin host cavity, combined with molecular modelling and solid-state X-ray analysis, provides a detailed description of the spatial arrangement of cyclodextrin host–guest
Externí odkaz:
https://doaj.org/article/5bb1adc7becf42c39cd3ac380c6e87fd
Publikováno v:
Mires and Peat, Vol 30, Iss 06, Pp 1-23 (2024)
Drainage associated with land use change in tropical peatlands has increased the rate of decomposition of peat soils and contributed to CO2 emissions. Increased decomposition may result in changes in the composition of the soil organic carbon (SOC).
Externí odkaz:
https://doaj.org/article/43c1f80ce5cb4d159bff83139cccbcf3
Publikováno v:
Ведомости Научного центра экспертизы средств медицинского применения, Vol 13, Iss 4, Pp 578-585 (2023)
Scientific relevance. Hypromellose phthalate is a component of enteric coatings used to modify active substance release from oral medicinal products in the small intestine. The release rate directly depends on the non-stoichiometric composition of th
Externí odkaz:
https://doaj.org/article/7d2a36939aac476a926fb266eacaef3d
Publikováno v:
Chinese Journal of Magnetic Resonance, Vol 40, Iss 4, Pp 365-375 (2023)
Quantitative NMR experiments are an essential part of NMR analysis, which play a critical role in component analysis and compound structure identification. Carbon atoms form the framework of organic compounds, and 13C NMR has unique advantages in org
Externí odkaz:
https://doaj.org/article/ab021584164d47adae8466e5f1300807
Autor:
Ramona Crainic, Elena Mihaela Nagy, Gabriel Fodorean, Mihai Vasilescu, Petru Pascuta, Florin Popa, Radu Fechete
Publikováno v:
Agriculture, Vol 14, Iss 10, p 1826 (2024)
Biosolids from stabilized sludge present a high fertilization potential, due to their rich content of nutrients and organic matter. The intrinsic and subtle properties of such fertilizers may greatly influence the fertilization efficiency. In this se
Externí odkaz:
https://doaj.org/article/30186ded7b934b50b1a456ecb3f83e9f
Publikováno v:
International Journal of Molecular Sciences, Vol 25, Iss 19, p 10588 (2024)
A root factor for the accuracy of all quantum chemical calculations of nuclear magnetic resonance (NMR) chemical shifts is the quality of the molecular equilibrium geometry used. In turn, this quality depends largely on the basis set employed at the
Externí odkaz:
https://doaj.org/article/04f60ae6cd67443b8710d508545445a5