Volume 35, Number Special Issue 1 Spectroscopy March 2019
Volume 35, Number Special Issue 1 Spectroscopy March 2019
Determination of Riociguat by Oxidative Coupling Using Visible Spectrophotometry
Introduction Riociguat is used in the treatment of two types of PH (pulmonary hypertension) like PAH (pulmonary arterial hypertension) as well as CTEPH (chronic thromboembolic pulmonary hypertension).1 C20H19FN8O2 is the molecular formula and 422.415 g/mol...
Read MoreSynthesis and Characterization of Newly Synthesized Thiosemicarbazone Ligands with IR, NMR and Mass Spectral Techniques
Introduction Organic chelating agents play a vital role in both analytical and biological fields. Among the various organic chelating agents, thiosemicarbazones are very important groups because of their wide applications. Thiosemicarbazones are having a...
Read MoreSynchrotron X-Ray Absorption Spectra of Iron Oxides Synthesized by Co-precipitation at Varying Temperatures
Introduction X-ray absorption spectroscopy (XAS) has successfully been used to analyze a variety of nanostructured materials including iron oxides. Iron oxides have extensive applications based on their polymorphic forms. Amorphous Fe2O3 and hematite (a-Fe2O3)...
Read MoreUltrasonic and UV Analysis on Aqueous Non-Ionic Surfactants
Introduction Ultrasonics is a very interesting subject during the recent years.1 To understand the nature and strength of molecular interactions the ultrasonic study of liquids is very important.2 The study of propagation of ultrasonic waves...
Read MoreKinetics Performance for Cadmium (II) Ion Adsorption using Mesoporous Silica Embedded with Iron Oxide
Introduction One type of heavy metal that can pose a serious threat in the environment is cadmium, because it is toxic even in low concentrations of 0,0001 mg/L and cannot be decomposed.1 Cadmium can...
Read MoreCellulose Production from Sago Frond with Alkaline Delignification and Bleaching on Various Types of Bleach Agents
Introduction Cellulose production by delignification and bleaching has been carried out since the beginning of civilization. Nevertheless, research on cellulose production continues to expand and intrigue to explore. Cellulose has unique characteristics and used...
Read MoreRaman Investigations of Metal Chalcogenide Thin Films (A Short Review)
Introduction The binary,1-8 ternary,9-15 quaternary16-18 and penternary compounds19-22 have received great attention owning to their unique properties. These films are used in a wide variety of applications such as solar cell,23-25 sensors,26 photodiode arrays,27...
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