Background.The purpose of this research is to study the process of propagation of coupled surface TE and jeff rosenstock buffalo leaky TM of polarized electromagnetic waves in the Goubau line (an ideally conducting cylinder covered with a concentric dielectric layer) filled with an inhomogeneous nonlinear medium.Materials and methods.To obtain a nu
Teknologi biogas merupakan bioenergi yang berpotensi mengurangi kerusakan lingkungan.Manfaat teknologi biogas bagi rumah tangga peternak sapi masih ber bentuk deskriptif, sehingga dibutuhkan kajian empiris guna menentukan potensi nilai manfaat ekonomi sebenarnya teknologi biogas.Maka dilakukan penelitian penggunaan metode valuasi ekosistem guna men
An isocratic high-performance here liquid chromatographic method using electrochemical detection (HPLC-ECD) for the quantitation of clarithromycin (CLA) was developed using Response Surface Methodology (RSM) based on a Central Composite Design (CCD).The method was validated using International Conference on Harmonization (ICH) guidelines with an an
This article analyzes an olive oil mill formed of four conical stones used in the milling of the olive.To this end, a study of computer-aided engineering (CAE) was carried out using the parametric software Autodesk Inventor Professional, consisting of a static analysis using the finite-element method (FEM) of the three-dimensional (3D) model of the