Results 21 to 30 of about 800,251 (299)

Performance Investigation of Currently Available Reaction Mechanisms in the Estimation of NO Measurements: A Comparative Study

open access: yesEnergies, 2023
Ammonia (NH3) has been receiving the attention of researchers as an alternative promising green fuel to replace fossil sources for energy production. However, the high NOx emissions are one of the drawbacks and restrictions of using NH3 on a broad scale.
Ali Alnasif   +6 more
doaj   +1 more source

Kinetic oxygen measurements by CVC96 in L-929 cell cultures

open access: yesHead & Face Medicine, 2006
Generally animal and human cells use oxygen during their whole life. Consequently the oxygen use is a simple indicator to test the vitality of cells. When the vitality decreases by the delivery of toxic substances the decrease can be observed directly by
Wünnenberg Jörg   +4 more
doaj   +1 more source

Effect of Operating Temperature on Individual Half-Cell Reactions in All-Vanadium Redox Flow Batteries

open access: yesBatteries, 2018
Systematic steady-state measurements were performed in order to investigate the effect of operating temperature on the individual half-cell reactions in all vanadium redox flow cells.
Ruediger Schweiss   +2 more
doaj   +1 more source

Dynamic 18F-FDG PET imaging of liver lesions: evaluation of a two-tissue compartment model with dual blood input function

open access: yesBMC Medical Imaging, 2021
Background Dynamic PET with kinetic modeling was reported to be potentially helpful in the assessment of hepatic malignancy. In this study, a kinetic modeling analysis was performed on hepatocellular carcinoma (HCC) and intrahepatic cholangiocarcinoma ...
Jingnan Wang   +11 more
doaj   +1 more source

Fundamental Material Properties of the 2LiBH4-MgH2 Reactive Hydride Composite for Hydrogen Storage: (II) Kinetic Properties

open access: yesEnergies, 2018
Reaction kinetic behaviour and cycling stability of the 2LiBH4–MgH2 reactive hydride composite (Li-RHC) are experimentally determined and analysed as a basis for the design and development of hydrogen storage tanks. In addition to the determination
Julian Jepsen   +11 more
doaj   +1 more source

The influence of the solvent on organic reactivity. Part II. Hydroxylic solvent effects on the reaction rates of diazodiphenylmethane with 2-(2-substituted cyclohex-1-enyl)acetic and 2-(2-substituted phenyl)acetic acids [PDF]

open access: yesJournal of the Serbian Chemical Society, 2004
The rate constants for the reaction of diazodiphenylmethane with 2-(2-substituted cyclohex-1-enyl)acetic acids and 2-(2-substituted phenyl)acetic acids, previously determined in seven hydroxylic solvents, were correlated using the total solvatochromic ...
VERA V. KRSTIC   +2 more
doaj  

Connecting the kinetics and energy landscape of tRNA translocation on the ribosome. [PDF]

open access: yesPLoS Computational Biology, 2013
Functional rearrangements in biomolecular assemblies result from diffusion across an underlying energy landscape. While bulk kinetic measurements rely on discrete state-like approximations to the energy landscape, single-molecule methods can project the ...
Paul C Whitford   +3 more
doaj   +1 more source

Parton energy loss and momentum broadening at NLO in high temperature QCD plasmas [PDF]

open access: yes, 2015
We present an overview of a perturbative-kinetic approach to jet propagation, energy loss, and momentum broadening in a high temperature quark-gluon plasma. The leading-order kinetic equations describe the interactions between energetic jet-particles and
Ghiglieri, Jacopo, Teaney, Derek
core   +2 more sources

The reactivity of a,b-unsaturated carboxylic acids. Part XVI. The kinetics of the reaction of cycloalkenylcarboxylic and cycloalkenylacetic acids with diazodiphenylmethane in various alcohols [PDF]

open access: yesJournal of the Serbian Chemical Society, 2002
The rate constants for the reaction of diazodiphenylmethane with 1-cyclopentenecarboxylic, 1-cycloheptenecarboxylic, cyclopent-1-enylacetic and cyclohept-1-enylacetic acids were determined in eight alcohols at 30°C using the appropriate UV-spectroscopic ...
VERA V. KRSTIC   +2 more
doaj  

Highly charged ion X-rays from Electron-Cyclotron Resonance Ion Sources [PDF]

open access: yes, 2006
Radiation from the highly-charged ions contained in the plasma of Electron-Cyclotron Resonance Ion Sources constitutes a very bright source of X-rays. Because the ions have a relatively low kinetic energy ($\approx 1$ eV) transitions can be very narrow ...
Bigot, E. -O. Le   +15 more
core   +4 more sources

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