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TELKOMNIKA Telecommunication, Computing, Electronics and Control
The application of green YF3:Er3+,Yb3+ and red MgSr3Si2O8:Eu2+,Mn2+ layers to remote phosphor LED
White light-emitting diodes (WLEDs) with quantum dots (QDs) and phosphor have pulled in huge consideration because of their incredible shading rendering capacity. In the bundling procedure, a QDs film and a phosphor silicone layer will in general be…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
The application of (Y,Gd)BO3:Tb3+ and CaGa2S4:Mn2+ phosphors to remote white light-emitting diodes
The remote phosphor structure is superior to the conformal phosphor and the in-cup phosphor in terms of lighting efficiency; however, managing the color quality of the remote phosphor structure has been a nuisance to the manufacturers. To address…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Technology organization environment framework in cloud computing
Cloud Computing is a rapidly emerging technology over the last few years, that has abolished the burden of purchasing heavy hardware and software. Cloud computing has been advantageous to Small and Medium-sized Enterprises (SMEs), though many SMEs…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
TAMEx framework as an alternative for e-exam implementation in wireless network
One of significant change in learning process is exam implementation applying a computer-based test (e-exam) rather than paper-based test. Many institutions currently use wireless network with bring your own device (BYOD) policy for their e-exam…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Systematic review on evaluating planning process in agile development methods
Agile development methods have been catering the need of faster delivery of the ever-demanding domain of software engineering. These methods are able to deliver value to users and businesses via fast, reliable, and repeatable process. Planning…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
SWANSTAT: A user-friendly web application for data analysis using shinydashboard package in R
SWANSTAT is a user-friendly web application and free license that developed from the R programming language using shinydashboard Package. This research aims to create SWANSTAT was to streamline the routine workflow of data analysis so that users who…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
SVC device optimal location for voltage stability enhancement based on a combined particle swarm optimization-continuation power flow technique
The increased power system loading combined with the worldwide power industry deregulation requires more reliable and efficient control of the power flow and network stability. Flexible AC transmission systems (FACTS) devices give new opportunities…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Surface coated red phosphors with silica nanoparticles and silica nanocomposites: performance modifications
Surface coverings using nanomaterials of silica nanoparticles and poly
(methyl methacrylate) – abbreviated “PMMA-silica nanomaterials” – are
introduced to the Y2O2S:Eu3+ phosphor through four distinct approaches. The objective is to enhance…
(methyl methacrylate) – abbreviated “PMMA-silica nanomaterials” – are
introduced to the Y2O2S:Eu3+ phosphor through four distinct approaches. The objective is to enhance…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Superior hue output as well as lumen for WLEDs with dual-sheet distant layouts of phosphor
Remote phosphor constructions usually have color quality drawbacks but are more luminous in terms of lumen, surpassing conformal phosphor or in-cup layouts of phosphor. From this disadvantage, there is a great number of studies carried out to boost…
TELKOMNIKA Telecommunication, Computing, Electronics and Control
Sunfa Ata Zuyan machine learning models for moon phase detection: algorithm, prototype and performance comparison
The history recorded moon as the most inspiring object in the sky, but it
combined with visibility issues to study the phases. This research paper
proposes a novel algorithm named Sunfa Ata Zuyan (SAZ), which is meant to extend the shape detection…
combined with visibility issues to study the phases. This research paper
proposes a novel algorithm named Sunfa Ata Zuyan (SAZ), which is meant to extend the shape detection…