Zobrazeno 1 - 10
of 9 761
pro vyhledávání: '"and 13C NMR"'
Publikováno v:
Taiyuan Ligong Daxue xuebao, Vol 55, Iss 6, Pp 1063-1072 (2024)
[Purposes] While extensive research has been conducted on the evolution of coal′s molecular structure during coalification, the heterogeneity and complexity of coal continue to impede the accurate and precise quantitative characterization of its st
Externí odkaz:
https://doaj.org/article/c07b25595b7449c09b13649a4af7f116
Publikováno v:
Zaštita Materijala, Vol 65, Iss 3, Pp 466-472 (2024)
Wastewater from pulp and paper mill industries poses a major risk to the water and soil components of the ecosystem due to high concentration of organic as well as inorganic contaminants. In the present study, the performance of enzymatic activity of
Externí odkaz:
https://doaj.org/article/51052ee85b35436a917a3115368b22a9
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
Publikováno v:
Carbon Trends, Vol 17, Iss , Pp 100424- (2024)
Preparation of graphitic carbon from low value refinery waste has captivated immense interest in past years owing to its low cost and abundant nature. Successful utilization of petroleum vacuum residue is a major challenge in the petroleum industry.
Externí odkaz:
https://doaj.org/article/bc5496f102f54ae59b2dbebb38c9b175
Publikováno v:
Chemistry of Inorganic Materials, Vol 4, Iss , Pp 100080- (2024)
New probe naphthalen-2-yl-N′-(2-hydroxybenzoyl)benzohydrazonate (NHBH) chemosensor has been prepared and characterized by IR, 1H NMR, 13C NMR and Mass Spectroscopic techniques. The probe (NHBH) was subjected to study its cation sensing ability with
Externí odkaz:
https://doaj.org/article/b10f336468594c9191a4af1cb49b2d66
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
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
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