International Journal of Physics, Chemistry and Astronomy

Description:

This volume of the International Letters of Chemistry, Physics and Astronomy consists of peer-reviewed articles that reflect the result of analysis of the ability to search Earth-like planets based on knowledge afforded by the planetary vaporization-event hypothesis during the Earth's formation and analytical and numerical investigation of the motion of dust/gas particles in the elliptic restricted three-body problem in which the less massive primary is an oblate spheroid and the more massive a luminous body surrounded by a circumbinary disk.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy consists of peer-reviewed articles that reflect the results of theoretical and computational research of the issue of motion in the restricted three-body problem at the nanoscale and results of the investigation of the possibility of utilization maize cob powder as an alternative adsorbent in removing of malachite green and congo red dyes from aqueous solution by analyzing kinetic and thermodynamic parameters of this chemical process.

Description:

This volume of the International Letters of Chemistry, Physics and Astronomy contains articles that present the results of the kinetic and mechanistic study of the oxidation of dibenzalacetone with oxalic acid was studied in an aqueous acetic acid medium; of analysis of the antimicrobial and anti-inflammatory activities of scent and curry leaf extracts, and results of a model investigation of the properties of chalcone and pyrimidine derivatives as potent antimalarial agents.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy contains high-quality articles that present the latest research results in astronomy based on the study of the spectra of the individual Supernova remnant and in the area of applied chemistry related to the synthesis of heterocyclic compounds - two new triazole quinolone class derivatives.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy contains high-quality articles that present the latest research results in celestial mechanics related to the elliptic restricted three-body problem; within the framework of the theory of relativistic vector fields are presented the equations of motion of the matter and field in a covariant form, which is suitable for use, in particular, in the curved spacetime and in any reference frames; have been investigated behaviour of cationic surfactants for the corrosion protection of iron-based alloys and specific features of the chemical process of a facile autoxidation of an allylic alcohol in air.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy contains high-quality research works addressing the latest scientific achievements in analysis of spatiotemporal variability of lightning flash distribution over Sri Lanka in the period from 1998 to 2014, investigation of using of Titanium dioxide on cotton fabric to impart protection against UV radiations and studying the quantum transport properties of two-dimensional electron gases under high perpendicular magnetic fields.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy comprises the latest scientific outputs concerned with evaluation of the effectiveness of chitosan as a coagulant in the treatment of rubber processing effluent in comparison with Iron (III) Chloride; identification of the photocatalytic degradation of Malachite green dye from simulated wastewater using calcinated and uncalcinated ZnO as photocatalysts as well as investigation of the interactions of sulforhodamine B or ethyl eosin with cetylpyridinium bromide.
The issue also presents a mini-review devoted to the observation of morphological and structural properties of porous silicon.

Description: This volume of the International Letters of Chemistry, Physics and Astronomy reports the latest findings on the estimation of the effect of certain operational parameters during the adsorption of methyl violet dye by white potato peel powder from aqueous solution; characterization and analyses of the initial Shivee-Ovoo coal and its hard and liquid products after pyrolysis; determination of the distribution coefficients, kDs, and the dimerization in carbon tetrachloride/water and diethylether/water as well as identification with further modification of the structural properties of porous silicon layer by using laser assisted electrochemical etching.

Description: The volume of the journal International Letters of Chemistry, Physics and Astronomy presents the latest investigations dealt with synthesis, characterization and biological activity of the special hydroxyacetophenones and its metal complex as well as of the series of new spirooxindole derivatives; calibration of therapy level ionization chamber at 60Co teletherapy beam and its further using for radiation therapy.