Journal for Technology and Science

Objective: This study aims to design an Android-based customer complaint service application for PDAM Tirtanadi Medan Denai Branch, enhancing customer service efficiency and responsiveness to complaints. Methods: A descriptive qualitative approach was employed, gathering data through direct ...

Application PDAM Public complaints android Information system

Objective: Effective employee attendance management is crucial for optimizing operational efficiency in higher education institutions. This study aims to develop a WhatsApp-based attendance system to enhance accuracy, efficiency, and accessibility at Muhammadiyah University of Sidoarjo. Method: A...

Website Attendance WhatsApp

Objective:  Polyaniline one of most Conductive polymer as prepared by chemical polymerization method at room temperature and studied the side effect the dopant with ionic acid such as sulfuric on the structure of the polymer. Method : The changes taking place by the following measurements: FESEM,...

Activation energy Electrical properties Conductive polymer PANi

Objective:  Zinc oxide (ZnO) nanorods, a cornerstone of one-dimensional semiconductor nanostructures, have attracted profound research interest due to their unique combination of piezoelectricity, wide bandgap, and biocompatibility. While often treated as a wurtzite-structured constant, the latti...

Zinc oxide Nanorods Lattice constant Strain engineering Doping Piezotronics Hydrothermal synthesis

Objective: This study aims to analyze the types of defects in the packaging process of creamer products and propose improvements for the company based on data processing results. Method: The analysis utilizes a sigma index calculation supported by tools such as Pareto diagrams, fishbone diagrams ...

Six sigma RCA DMAIC Fishbone FTA