The ionizing radiation has the tendency of causing damage to man and its environments, hence the assessment of indoor and outdoor background ionizing radiation level in Delta State School of Marine Technology, Burutu, Delta State, Nigeria, was carried out using well calibrated an...
Open access
Research Article10.9734/ajr2p/2019/v2i330104
Challenges in high speed data transmission technology over time varying fading channels is addressed in this paper. More precisely, the signal processing at the receiver side has to be analyzed for such systems, as it is well known that the mobile radio channels are characterized...
Open access
Research Article10.9734/ajr2p/2019/v2i330103
With reference to authors recently proposed three virtual atomic gravitational constants and nuclear elementary charge, close to stable mass numbers, it is possible to show that, squared neutron number plays a major role in reducing nuclear binding energy. In this context, Z=30 o...
Open access
Research Article10.9734/ajr2p/2019/v2i330102
In this article we consider the two end-points of the string to be attached to D-brane with the different Born-Infeld field strength F and calculate the total momenta for the special case.
Open access
Research Article10.9734/ajr2p/2019/v2i330101
Wavelength dispersive x-ray fluorescence (WDXRF) spectrometer was used to analyze heavy metal concentration in soils and vegetables. The soil and vegetable samples were randomly collected from Minjingu village of Manyara region in Tanzania. The results indicate the soils to be co...
Open access
Research Article10.9734/ajr2p/2019/v2i330100
Objective of this paper is verification of newly developed formula of charge storage in capacitor as q = c*v, in RC circuit, to get validation for ideal loss less capacitor as well as fractional order capacitors for charging and discharging cases. This new formula is different...
Open access
Research Article10.9734/ajr2p/2019/v2i230099
When heavenly bodies are made up of tiny atoms, it is imperative to find the correlations that might exist among ‘atoms’ and ‘heavenly body’ as a whole. In this context, by considering three virtual gravitational constants assumed to be associated with the three atomic interactio...
Open access
Research Article10.9734/ajr2p/2019/v2i230098
With reference to Planck scale, Mach’s relation, increasing support for large scale cosmic anisotropy and preferred directions and by introducing two new parameters Gamma and Beta, right from the beginning of Planck scale, we make an attempt to estimate ordinary matter density ra...
Open access
Research Article10.9734/ajr2p/2019/v2i230097
In this study, an investigation of radiofrequency power density distribution around GSM mast in Keffi town, Nigeria was determined. Radiofrequency meter (Electrosmog ED- 155A) was used to measure the EM radiation at 50, 70, 90,110, 130, 150, 170, and 190 m away from mobile base s...
Open access
Research Article10.9734/ajr2p/2019/v2i230094
Owing to fast increase in number of staff and students of Joseph Ayo Babalola University, Ikeji Arakeji, Southwestern Nigeria, it is therefore very important to carry out this research in order to recommend the actual locations where boreholes can be sunk for good potential yield...
Open access
Research Article10.9734/ajr2p/2019/v2i230092
We have a developed and derived a formula for capacitor i.e. charge as a function of time, which is convolution operation of time varying capacity function and time-varying voltage function. This is different to the usual and conventional way of writing capacitance multiplied by...
Open access
Research Article10.9734/ajr2p/2019/v2i130091
The scaled-up analysis of surface refractivity over a period of 22 years (1983 – 2005) for different climatic zones in West Africa was calculated using the results of surface refractivity at 2 m, and 10 m averaged monthly and annually. The annual surface refractivity normalised v...
Open access
Research Article10.9734/ajr2p/2019/v2i130090
Laser irradiation has biostimulating effect in various cell types low power laser radiation is used clinically for skin and vascular disorders. Aims: To investigate the effect of (He-Ne) laser (λ= 632nm, power=1mW) on human whole blood, after irradiated to different times from 10...
Open access
Research Article10.9734/ajr2p/2019/v2i130087
In this study, an analytical model is proposed to investigate the sound transmission loss through multi-walled plates with air layers or decompression air layers, under the diffuse incidence field. Using the present approach, the influences of various parameters, such as the wall...
Open access
Research Article10.9734/ajr2p/2019/v2i129801
The propagation of light through powders differs significantly from the propagation of light in a homogeneous material, since the light scatters off points in its path. Colors of powders are related to the fineness of the powder, when the powder is illuminated with white light. A...
Open access
Research Article10.9734/ajr2p/2019/v2i129799