The main objective of this work is to evaluate the performance of four different types of biochars in removing heavy metals from synthetic solution. Four types of biochars are investigated in this study, namely; jazaurin, ficus, orange, and mango biochars. A pilot plant is set up...
Open access
Research Article10.9734/jerr/2020/v19i417239
This study established relationship among three transmissivity equations using dimensional analysis, comparing three dependent variables inherent in the transmissivity equations, and use correlation analysis to examine the nature of interrelationship between drawdown and specific...
Open access
Research Article10.9734/jerr/2020/v19i417240
Electromagnetic interference (EMI) is an unwanted disturbance caused by external sources that would affect the electrical functionality of the device. This paper presents an advanced approach of electromagnetic interference (EMI) shielding protection for sensitive and critical se...
Open access
Research Article10.9734/jerr/2020/v19i417238
Robotic application is taking new dimensions around the globe, of which numerous problems are solved with embedded systems, this research introduces gradient vertices method from 3D geometric to perform data capturing using kinematic effect with aid of autopilot Intelligent Robot...
Open access
Research Article10.9734/jerr/2020/v19i417237
In the Semiconductor Industry, the delamination performance of integrated circuit packaging is being aggressively improved. However, this task is complicated and difficult, as the defective failure is highly dependent on the compatibility of the material characteristics that may...
Open access
Research Article10.9734/jerr/2020/v19i417236
Rubberwood, hitherto solely employed as fuel wood has found fairly suitable use in the Nigerian construction industry. This paper investigated the engineering properties of this low cost, alternative, timber material, produced from Rubber trees (Hevea brasiliensis); often employe...
Open access
Research Article10.9734/jerr/2020/v19i317235
The current concerns of energy shortage and global warming have brought the development of strategies to utilize renewable energy resources at the forefront of public interest. Solar power is one of renewable energy's most promising sources. Concentrated photovoltaics can signifi...
Open access
Research Article10.9734/jerr/2020/v19i317232
Stencil printing using solder paste material is one of the challenging processes in semiconductor assembly manufacturing. During evaluation of a semiconductor device, off-centered ball issue was encountered. The study aimed to mitigate the off-centered ball issue at stencil pr...
Open access
Research Article10.9734/jerr/2020/v19i317233
Aims: This study examines the possibility of using seawater as an alternative to freshwater in concrete mixing and curing in areas prone to saltwater. The study was as a result of shortage and scarcity of Freshwater in some parts of the world; mostly in the coastal areas, where s...
Open access
Research Article10.9734/jerr/2020/v19i317234
With the new and upcoming technologies in semiconductor industry, packages like the ball grid array (BGA) are getting more challenging to process due to inherent issues that come along. Process improvement through modification in the design of indirect material is one key directi...
Open access
Research Article10.9734/jerr/2020/v19i317231