Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy


Novel absorptivity centering method utilizing normalized and factorized spectra for analysis of mixtures with overlapping spectra in different matrices using built-in spectrophotometer software 10.1016/j.saa.2018.04.004 2018-04-07 A novel, simple, rapid, accurate, and economical spectrophotometric method, namely absorptivity centering (a-Centering) has been developed and validated for the simultaneous determination of mixtures with partially and completely overlapping spectra in differ...
Plasma impact on structural, morphological and optical properties of copper acetylacetonate thin films 10.1016/j.saa.2018.04.001 2018-04-04 The influence of plasma exposure on structural, morphological and optical properties of copper (II) acetylacetonate thin films deposited by thermal evaporation technique was investigated. Copper (II) acetylacetonate as-grown thin films were exposed to the atm...
Luminescent amine sensor based on europium(III) chelate 10.1016/j.saa.2018.03.084 2018-04-03 The effect of methylamine vapor on luminescence of Eu(III) tris-benzoylacetonate (I) immobilized in thin-layer chromatography plates has been investigated. It has been revealed that interaction of I with analyte vapor results in increase of the intensity of E...
Diketo modification of curcumin affects its interaction with human serum albumin 10.1016/j.saa.2018.03.085 2018-04-03 Curcumin isoxazole (CI) and Curcumin pyrazole (CP), the diketo modified derivatives of Curcumin (CU) are metabolically more stable and are being explored for pharmacological properties. One of the requirements in such activities is their interaction with circ...
Geometry-dependent DNA-TiO2 immobilization mechanism: A spectroscopic approach 10.1016/j.saa.2018.03.081 2018-04-03 DNA nucleotides are used as a molecular recognition system on electrodes modified to be applied in the detection of various diseases, but immobilization mechanisms, as well as, charge transfers are not satisfactorily described in the literature. An electroche...
Low temperature investigations of dynamic properties in l-leucine – chloranilic acid complex 10.1016/j.saa.2018.03.070 2018-04-03 Inelastic neutron scattering (INS) and infra-red (IR) spectroscopy methods were used for determination of dynamic structure of l-leucine – chloranilic acid complex. A theoretical dynamic pattern calculated by the density functional theory (DFT) method for per...
The solvent effects on dimethyl phthalate investigated by FTIR characterization, solvent parameter correlation and DFT computation 10.1016/j.saa.2018.03.051 2018-04-03 This study set out with the aim of investigating the solvent effects on dimethyl phthalate (DMP) using FTIR characterization, solvent parameter correlation and DFT calculation. DMP exposed to 17 organic solvents manifested varying shift in the carbonyl stretc...
Self-aggregation of bio-surfactants within ionic liquid 1-ethyl-3-methylimidazolium bromide: A comparative study and potential application in antidepressants drug aggregation 10.1016/j.saa.2018.03.079 2018-04-02 Aggregation behavior of bio-surfactants (BS) sodium cholate (NaC) and sodium deoxycholate (NaDC) within aqueous solution of ionic liquid (IL) 1-ethyl-3-methylimidazolium bromide [Emim][Br] has been investigated using surface tension, conductivity, steady stat...
Spectroscopic and structural investigation of interaction of 5-mercapto-3-phenyl-1,3,4-thiadiazole-2-thione potassium salt with molecular iodine 10.1016/j.saa.2018.03.069 2018-03-29 The interest in the study of heteroaromatic thioamides which are known to exhibit antithyroid activity is stimulated by the variety and an unusual structure their complexes with molecular iodine. The directions of dithiones investigation are diversity enough,...
Synthesis, spectral, DFT modeling, cytotoxicity and microbial studies of novel Zr(IV), Ce(IV) and U(VI) piroxicam complexes 10.1016/j.saa.2018.03.074 2018-03-29 The Zr(IV), Ce(IV) and U(VI) piroxicam anti-inflammatory drug complexes were prepared and characterized using elemental analyses, conductance, IR, UV–Vis, magnetic moment, IHNMR and thermal analysis. The ratio of metal: Pir is found to be 1:2 in all complexes...

Novel absorptivity centering method utilizing normalized and factorized spectra for analysis of mixtures with overlapping spectra in different matrices using built-in spectrophotometer software

10.1016/j.saa.2018.04.004

2018-04-07

A novel, simple, rapid, accurate, and economical spectrophotometric method, namely absorptivity centering (a-Centering) has been developed and validated for the simultaneous determination of mixtures with partially and completely overlapping spectra in differ...

Plasma impact on structural, morphological and optical properties of copper acetylacetonate thin films

10.1016/j.saa.2018.04.001

2018-04-04

The influence of plasma exposure on structural, morphological and optical properties of copper (II) acetylacetonate thin films deposited by thermal evaporation technique was investigated. Copper (II) acetylacetonate as-grown thin films were exposed to the atm...

Luminescent amine sensor based on europium(III) chelate

10.1016/j.saa.2018.03.084

2018-04-03

The effect of methylamine vapor on luminescence of Eu(III) tris-benzoylacetonate (I) immobilized in thin-layer chromatography plates has been investigated. It has been revealed that interaction of I with analyte vapor results in increase of the intensity of E...

Diketo modification of curcumin affects its interaction with human serum albumin

10.1016/j.saa.2018.03.085

2018-04-03

Curcumin isoxazole (CI) and Curcumin pyrazole (CP), the diketo modified derivatives of Curcumin (CU) are metabolically more stable and are being explored for pharmacological properties. One of the requirements in such activities is their interaction with circ...

Geometry-dependent DNA-TiO2 immobilization mechanism: A spectroscopic approach

10.1016/j.saa.2018.03.081

2018-04-03

DNA nucleotides are used as a molecular recognition system on electrodes modified to be applied in the detection of various diseases, but immobilization mechanisms, as well as, charge transfers are not satisfactorily described in the literature. An electroche...

Low temperature investigations of dynamic properties in l-leucine – chloranilic acid complex

10.1016/j.saa.2018.03.070

2018-04-03

Inelastic neutron scattering (INS) and infra-red (IR) spectroscopy methods were used for determination of dynamic structure of l-leucine – chloranilic acid complex. A theoretical dynamic pattern calculated by the density functional theory (DFT) method for per...

The solvent effects on dimethyl phthalate investigated by FTIR characterization, solvent parameter correlation and DFT computation

10.1016/j.saa.2018.03.051

2018-04-03

This study set out with the aim of investigating the solvent effects on dimethyl phthalate (DMP) using FTIR characterization, solvent parameter correlation and DFT calculation. DMP exposed to 17 organic solvents manifested varying shift in the carbonyl stretc...

Self-aggregation of bio-surfactants within ionic liquid 1-ethyl-3-methylimidazolium bromide: A comparative study and potential application in antidepressants drug aggregation

10.1016/j.saa.2018.03.079

2018-04-02

Aggregation behavior of bio-surfactants (BS) sodium cholate (NaC) and sodium deoxycholate (NaDC) within aqueous solution of ionic liquid (IL) 1-ethyl-3-methylimidazolium bromide [Emim][Br] has been investigated using surface tension, conductivity, steady stat...

Spectroscopic and structural investigation of interaction of 5-mercapto-3-phenyl-1,3,4-thiadiazole-2-thione potassium salt with molecular iodine

10.1016/j.saa.2018.03.069

2018-03-29

The interest in the study of heteroaromatic thioamides which are known to exhibit antithyroid activity is stimulated by the variety and an unusual structure their complexes with molecular iodine. The directions of dithiones investigation are diversity enough,...

Synthesis, spectral, DFT modeling, cytotoxicity and microbial studies of novel Zr(IV), Ce(IV) and U(VI) piroxicam complexes

10.1016/j.saa.2018.03.074

2018-03-29

The Zr(IV), Ce(IV) and U(VI) piroxicam anti-inflammatory drug complexes were prepared and characterized using elemental analyses, conductance, IR, UV–Vis, magnetic moment, IHNMR and thermal analysis. The ratio of metal: Pir is found to be 1:2 in all complexes...