In this work, 1-(4-methylsulfonyl phenyl)-3-(4-N, N dimethyl amino phenyl)-2-propen-1-one (MSPPP) chalcone was synthesized and examined as optical materials. The absorption and fluorescence characteristics of MSPPP chalcone were recorded in ten different solvents. The influence o...
Open access
Research Article10.9734/ajopacs/2021/v9i130128
In this study, Ag–TiO2 was synthesized by reducing AgNO3. AgNO3 and anatase TiO2 nanoparticles (NPs) were boiled with sodium citrate, resulting in the reduction of Ag. Ag was used to coat the anatase TiO2 NP surfaces. At this stage, the assembly reaction on the anatase TiO2 surfa...
Open access
Research Article10.9734/ajopacs/2021/v9i130127
In this prelude study, the gellan gum/kenaf core fiber (KCF) biocomposite films were fabricated with the addition of imidazolium-based ionic liquids such as 1-butyl-3-methylimidazolium chloride (Bmim Cl), 1,3-dimethylimidazolium methylsulphate (Dmim MeSO4), 1-ethyl-3-methylimidaz...
Open access
Research Article10.9734/ajopacs/2021/v9i130126
Karina Milagros R. Cui- Lim, Judy Ann H. Brensis, Flyndon Mark S. Dagalea, Marlon John M. Bangco, Maria Rosabel Castillo, Hannah G. Pulga, Mark Gil M. Cruz, Jaymar L. Erivera, Feraldine M. Chiquito, Tom Jericho L. Abobo, Mary Jane Madario & Cherry I. Ultra·Asian Journal of Physical and Chemical Sciences·2020
Northern Samar is abundant when it comes to nipa resource which has a big potential as a raw material for ethanol. Utilization of nipa in Northern Samar is not optimal due to low interest and ability to process into useful products. The main aim of the study is to extract ethanol...
Open access
Research Article10.9734/ajopacs/2020/v8i430125
This work presents the results on the preparation of new readily available zirconium-containing arylimine complex catalytic systems and their application together with metallocenes in ethylene polymerization. For this purpose, zirconium complexes with grafted ionic liquid type li...
Open access
Research Article10.9734/ajopacs/2020/v8i430124
Chemical adsorption of anatase TiO2, silver nanoparticles (Ag NPs), and Cu particles (Cu Ps) on aluminum (Al) surface yielded an active surface-enhanced Raman scattering (SERS) substrate. TiO2 is known to reduce both silver (Ag) and copper (Cu). In an oxidizing environment, Ag NP...
Open access
Research Article10.9734/ajopacs/2020/v8i430123
Potassium (K) is the third most important major plant nutrient with numerous functions. The availability of K depends on concentration relative to that of Ca2+ and Mg2+ than on the total quantity of K present. The level of extraction of K by different extractants followed the ord...
Open access
Research Article10.9734/ajopacs/2020/v8i430122
Magnetic skarn ore (MSO) is one of the major copper bearing ore extracted by the Ok Tedi Copper Mine in Papua New Guinea (PNG). Copper minerals are recovered by flotation while the iron not associated with copper are discarded as tailings. The objective of this investigation was...
Open access
Research Article10.9734/ajopacs/2020/v8i430121
Aims: In the determination of the effect of Parity on Body Mass Index (BMI) and Body Surface Area (BSA). Study Design: Pregnant Women Body Mass Index (BMI) and Body Surface Area (BSA) measurements, Number were used in this study. Place and Duration of Study: The data on the vario...
Open access
Research Article10.9734/ajopacs/2020/v8i330120
Water samples labeled A, B, C, D and E from five different boreholes in Unwana were analyzed to assess the level of toxicity and essential trace elements present. The results obtained showed slight variation in temperature for all the samples, having sample B, recording the highe...
Open access
Research Article10.9734/ajopacs/2020/v8i330118