Results 21 to 30 of about 320,692 (287)

Synthesis and structural characterization of some binuclear acetylacetone and Schiff’s base complexes containing aluminum(III) atoms in different coordination states

open access: yesMain Group Metal Chemistry, 2013
Some Schiff’s base complexes of aluminum(III) of the type (CH3COCHCOCH3)2Al(µ-OPri)2AlLn(OPri)2-n [where LH=OHC(R)=CHC(R′)=NC6H5; R=R′=CH3,C6H5; R=CH3, R′=C6H5; LH=C6H4(OH)CH=NC6H5 and n=1 or 2] were prepared and characterized by various spectroscopic ...
Sharma Nikita   +3 more
doaj   +1 more source

Methodology of visual art localization in public spaces on example of poznan city

open access: yesJournal of Architecture and Urbanism, 2007
In the times of unification of cultural patterns the art in public areas takes on a very responsible role – creating cognitive map and emphasizing identity of the place.
Anna Januchta-Szostak
doaj   +1 more source

Safety impact of application of auxiliary lanes at downstream locations of Thai U-turns

open access: yesIATSS Research, 2017
To assess the safety impact of auxiliary lanes at downstream locations of U-turns, the Traffic Conflict Technique was used. On the basis of the installed components at those locations, four types of U-turns were identified: those without any auxiliary ...
I.P. Meel   +3 more
doaj   +1 more source

PHIP hyperpolarized [1-13C]pyruvate and [1-13C]acetate esters via PH-INEPT polarization transfer monitored by 13C NMR and MRI

open access: yesScientific Reports, 2021
Parahydrogen-induced polarization of 13C nuclei by side-arm hydrogenation (PHIP-SAH) for [1-13C]acetate and [1-13C]pyruvate esters with application of PH-INEPT-type pulse sequences for 1H to 13C polarization transfer is reported, and its efficiency is ...
Alexandra Svyatova   +8 more
doaj   +1 more source

Review of the sustainable built environment in 1998–2015

open access: yesEngineering Structures and Technologies, 2016
A city is a complex physical and social phenomenon that is under constant development and undergoes quantitative and qualitative changes. The welfare of the whole society depends on the sustainability of the built environment.
Ieva Ubarte, Oleg Kaplinski
doaj   +1 more source

1H-[13C]-NMR investigation of brain energy metabolism in zebrafish: Impact of acute ethanol

open access: yesJournal of Magnetic Resonance Open, 2022
Zebrafish has emerged as an excellent model organism for understanding the biology of the central nervous system. There is limited data pertaining to neurotransmitter energetics in the zebrafish brain.
Madhavi Adusmilli   +4 more
doaj   +1 more source

Synthesis of Methacetin-Methoxy-13C and its Analogue

open access: yesJournal of Isotopes, 2021
In the current research on 13C-labeled compounds breath test of liver function, methacetin-methoxy-13C is the most potential substrate. To study a new method for synthesis methacetin-methoxy-13C, methanol-13C was used as the labeled material, methacetin-
CHEN Kai;DAI Desheng;WANG Chunling;WEI Cuiwen;QING Jing;SHEN Guifu
doaj   +1 more source

About the use of 13C-13C NOESY in bioinorganic chemistry

open access: yesJournal of Inorganic Biochemistry, 2019
Herein we present examples of the application of the 13C-13C Nuclear Overhauser Effect Spectroscopy (NOESY) experiment to the study of metalloproteins and we critically discuss the advantages and drawbacks of the method as a function of the molecular size of the investigated systems.
Ghini, Veronica   +2 more
openaire   +3 more sources

Multi-criteria decision making in civil engineering. Part II – applications

open access: yesEngineering Structures and Technologies, 2016
The first part of the paper shortly presented developments of multi-criteria decision making (MCDM) methods and general data about their use in civil engineering, i.e. distribution by years, countries, authors and journals (Zavadskas et al. 2015).
Edmundas Kazimieras Zavadskas   +2 more
doaj   +1 more source

NMR chemical shifts of carbon atoms and characteristic shift ranges in the oil sample

open access: yesPetroleum Research, 2022
Application of high resolution 13C nuclear magnetic resonance (NMR) spectroscopy to characterize crude oil was demonstrated. The chemical shifts of 13C NMR functional groups that determine the composition of the oil sample were determined.
Ilfat Z. Rakhmatullin   +5 more
doaj   +1 more source

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