Browsing School of Chemistry by Title
Now showing items 159-178 of 360
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Frequency domain fluorescence lifetime study of crude petroleum oils
(Springer Verlag, 2008-02-01)Frequency domain (FD) fluorescence lifetime data was collected for a series of 20 crude petroleum oils using a 405 nm excitation source and over a spectral range of similar to 426 to similar to 650 nm. Average fluorescence ... -
From icosahedron to a plane flattening dodecaiodo-dodecaborate by successive stripping of iodine
(Wiley, 2012-09-07)It has been shown by electrospray ionization–ion-trap mass spectrometry that B12I122− converts to an intact B12 cluster as a result of successive stripping of single iodine radicals or ions. Herein, the structure and ... -
A fundamental study on the pyrolysis of hydrocarbons
(Elsevier, 2021-07-10)A newly developed detailed chemical kinetic mechanism, NUIGMech1.1, is used to study the pyrolysis of C1 ¿ C7 hydrocarbons at a constant initial fuel concentration in the temperature range 900 ¿ 2000 K. We observe that, ... -
Ga-III Complexes as Models for the M-III Site of Purple Acid Phosphatase: Ligand Effects on the Hydrolytic Reactivity Toward Bis(2,4-dinitrophenyl) phosphate
(2010)The effects of a series of Galli complexes with tripodal ligands on the hydrolysis rate of the activated phosphate diester bis(2,4-dinitrophenyl)phosphate (BDNPP) have been investigated. In particular, the influence of the ... -
Glucose biosensor based on open-source wireless microfluidic potentiostat
(Elsevier, 2019-02-17)Wireless potentiostats capable of cyclic voltammetry and amperometry that connect to the Internet are emerging as key attributes of future point-of-care devices. This work presents an "integrated microfluidic electrochemical ... -
Glycoclusters as lectin inhibitors: comparative analysis on two plant agglutinins with different folding as a step towards rules for selectivity
(Elsevier, 2015-09-23)The emerging physiological significance of carbohydrate (glycan) protein (lectin) recognition engenders the interest to design synthetic inhibitors with a high level of selectivity among natural sugar receptors. Plant ... -
H2 generation and sulfide to sulfoxide oxidation in H2O using sunlight with a model photoelectrosynthesis cell
(Elsevier, 2014-10-28)A summary of the recent advances in homogeneous light-driven catalytic oxidation reactions is provided either using sacrificial agents or with complete functional cells. In this work, a photoelectrosynthesis model cell ... -
A hierarchical single-pulse shock tube pyrolysis study of C-2-C-6 1-alkenes
(Elsevier, 2020-06-27)A single-pulse shock tube study of the pyrolysis of 2% C-2 - C-6 1-alkenes is presented at 2 bar in the tem-perature range 900-1800 K in the current study. Reactant, intermediate and product species are obtained and ... -
Hierarchical study of the reactions of hydrogen atoms with alkenes: A theoretical study of the reactions of hydrogen atoms with C2–C4 alkenes
(American Chemical Society, 2021-06-08)The present study complements our previous studies of the reactions of hydrogen atoms with C5 alkene species including 1- and 2-pentene and the branched isomers (2-methyl-1-butene, 2-methyl-2-butene, and 3-methyl-1-butene), ... -
A high-pressure rapid compression machine study of n-propylbenzene ignition
(Elsevier ScienceDirect, 2013-08-28)This study presents new ignition delay data measured in a rapid compression machine over a wide range temperature, pressure and fuel/air ratio. This data is an extension of that measured previously (D. Darcy, C.J. Tobin, ... -
Hindered rotor benchmarks for the transition states of free radical additions to unsaturated hydrocarbons
(Royal Society of Chemistry, 2020-11-03)The hindered internal rotors of 32 transition states (TSs) formed through four free radicals, namely methyl, vinyl, ethyl, methoxy (CH3, C2H3, C2H5, CH3) additions to acetylene, ethylene, allene, propyne, and propene ... -
Homo- and Heterometallic planes, chains and cubanes.
(RSC, 2013-05-24)The synthesis, structural and magnetic characterisation of a family of homo- and heterometallic complexes constructed with the Schiff base ligands 2-iminomethyl-6-methoxy-phenol (L1H) and 2-imino-6-methoxy-phenol (L2H), ... -
How stable are amphiphilic dendrimers at the liquid liquid interface?
(Royal Society of Chemistry, 2013)By means of molecular dynamics simulations the free energy of adsorption of model dendrimer characterized by monomers of different chemical affinity is predicted as a function of the number and position of the monomers. ... -
Hydrocarbon fluid inclusion fluorescence: A review
(Springer, 2007)Geological fluid inclusions are small voids that can contain a variety of liquids which are often found in natural minerals and rocks. Typically they are less than 10 micrometres in size that host fossil fluids which existed ... -
Hydrogen bonding networks and solid-state conversions in benzamidinium salts
(2015-07-14)Ten benzamidinium salts of carboxylic acids, amides, and sulfonamides have been crystallized from solution. Single-crystal X-ray analyses revealed various hydrogen bonding motifs which ate discussed in terms of supramolecular ... -
Identifications and quantitative measurements of narcotics in solid mixtures using near-IR Raman spectroscopy and multivariate analysis
(1999)Raman spectroscopy offers the potential for the identification of illegal narcotics in seconds by inelastic scattering of light from molecular vibrations. In this study cocaine, heroin, and MDMA were analyzed using near-IR ... -
Identifications and quantitative measurements of narcotics in solid mixtures using near-IR Raman spectroscopy and multivariate analysis.
(ASTM International, 1999)Raman spectroscopy offers the potential for the identification of illegal narcotics in seconds by inelastic scattering of light from molecular vibrations. In this study cocaine, heroin, and MDMA were analyzed using near-IR ... -
Ignition characteristics of 2-methyltetrahydrofuran: An experimental and kinetic study
(Elsevier, 2016-10-10)The present paper elucidates oxidation behavior of 2-methyltetrahydrofuran (2-MTHF), a novel second-generation biofuel. New experimental data sets for 2-MTHF including ignition delay time measurements in two different ... -
An ignition delay and kinetic modeling study of methane, dimethyl ether, and their mixtures at high pressures
(Elsevier ScienceDirect, 2014-09-29)The development of accurate chemical kinetic models capable of predicting the combustion of methane and dimethyl ether in common combustion environments such as compression ignition engines and gas turbines is important ... -
An ignition delay time and chemical kinetic modeling study of the pentane isomers
(Elsevier, 2016-10-26)Ignition delay times of n-pentane, iso-pentane, and neo-pentane mixtures were measured in two shock tubes and in a rapid compression machine. The experimental data were used as validation targets for the model described ...