Ditapis dengan
Motivasi Belajar Sains Fisika Melalui Penerapan Strategi Sqrqcq Pada Siswa Ke…
ABSTRAK Penelitian ini bertujuan untuk mengetahui perubahan motivasi belajar sains fisika siswa melalui penerapan strategi SQRQCQ pada materi pokok cahaya (optika geometris). Subjek penelitian adalah siswa kelas VIII2 SMP N 15 Siak tahun pelajaran 2010/2011 yang beijumlah 21 orang. Instrumen penelitian ini adalah perangkat penelitian dan instrumen pengumpulan data yang berupa angket motiva…
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- 0605120593
Pengujian Validitas Perangkat Percobaan Gelombang Mekanik Untuk Pembelajaran …
ABSTRAK Penelitian ini bertujuan untuk memperoleh perangkat praktikum percobaan konsep gelombang yang valid untuk menunjang proses pembelajaran, yang meliputi alat peraga gelombang mekanik dan panduan percobaan gelombang mekanik untuk pembelajaran di SMP. Validitas perangkat praktikum yang dikembangkan dalam penelitian ini ditinjau dari dua aspek, yaitu validitas isi dan validitas empiris…
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- 0605113239
Interpretasi Potensi Air Bawah Tanah Menggunakan Metode Geolistrik Konfiguras…
ABSTRACT The growth population in Bambu Kuning Village, Tenayan Raya District, Pekanbaru City, was predicted to affect the availability of underground water in that area. This study aims to determine groundwater potential and groundwater quality based on resistivity interpretation using the Schlumberger configuration geoelectric method and geochemical tests. This research was conducted on two …
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- 1703110027
Analisis Penyebaran Menggunakan Metode Geolistrik Konfigurasi Wenner Di Kelur…
ABSTRACT The horizontal distribution of groundwater points and general description of subsurface lithology, especially rocks containing groundwater using the geoelectric method have been investigated. The geoelectric method is a geophysical method used to determine the geological conditions of the subsurface of the earth based on variations in the resistivity values of the rock types. The …
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- 1603110232
Material Karbon Berbasis Daun Pandan Duri (Pandanus Tectorius) Dengan Penamba…
ABSTRACT Supercapacitors are renewable energy storage devices consisting of electrodes, electrolytes, current collectors and separators. Electrodes are one of the most important components in a supercapacitor because they are made of nanoscale materials that have a high surface area and porosity. This study used the leaves of the pandanus tectorius fiber with the addition of 10% and 15% carbon…
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- 1903112997
Hasil Belajar Kognitif Fisika Melalui Penerapan Strategi Survey Question Re-R…
ABSTRAK Penelitian ini bertujuan untuk mendeskripsikan hasil belajar keterampilan kognitif siswa melalui penerapan strategi SQRQCQ pada pembelajaran fisika. Subjek yang diteliti adalah siswa kelas X4 tahun pelajaran 2009/2010 yang berjumlah 41 orang. Instrumen pengumpulan data adalah soal tes hasil belajar keterampilan kognitif. Pengumpulan data dilakukan pada akhir proses pembelajaran de…
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- 0605113545
Biosintesis Dan Karakterisasi Nanopartikel Zno Menggunakan Ekstrak Daun Sirih…
ABSTRACT An innovative approach to discovering effective antibacterial and antifungal agents for preventing diseases and extending the shelf life of vegetables and food can be achieved by utilizing nanotechnology through nanoparticle synthesis. The biosynthesis of zinc oxide nanoparticles (ZnO NPs) using various plant extracts has shown promising results that ZnO NPs are safe for human use due…
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- 1903112225
Pengaruh Waktu Sintesis Zno Yang Didoping Niobium Terhadap Efisiensi Dye Sens…
ABSTRACT This research was conducted to fabricate Dye Sensitized Solar Cell (DSSC) based on ZnO nanomaterial. One of the efforts to improve DSSC's efficiency is by doping niobium in ZnO as active materials. Niobium-doped ZnO nanomaterials with growth time variations of 6, 8, and 10 hours have been successfully synthesized using hydrothermal methods. Samples were characterized using UV-Vis…
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- 1803110080
Pengukuran Kadar Hemoglobin Darah Non-Invasive Menggunakan Light Emitting Dio…
ABSTRACT Hemoglobin (Hb) is the most important component in human blood. In our community viewpoint hemoglobin monitoring is very important to be done in hospitals to track hemoglobin level during surgery, childbirth, blood donation, monitor patients in intensive care units, which uses invasive methods. In this study, a finger probe has been designed using six LEDs at a wavelength of 660 nm, 7…
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- 1903110003
Motwasibelajar Sains Fisika Melalui V Pembuatan Mind Mapping Yang Diiringimus…
ABSTRAK Penelitian ini untuk mengetahui perbedaan motivasi belajar fisika pada konsep materi sumber aras 'istrik pada siswa kelas IX SMP S Karya Indah Tapung Kampar dengan pembelajaran mind mapping yang diiringi music klasik dan pembelajaran tanpa menggunakan mind mapping yang diiringi musik Klasik. Penelitian ini bersifat eksperimen dengan rancangan penelitian posttest-Only control desig…
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- 0605134482
Pengaruh Variasi Ukuran Bola Milling Terhadap Sifat Magnetik Dan Morfologi Pa…
ABSTRACT The magnetic susceptibility, loop hysteresis and morphology properties of natural sand from the Rokan river, Riau Province have been investigated with variations in milling ball size. Magnetic and non-magnetic particles in natural sand were separated using an Iron Sand Separator prior to the ball milling process with a time of 80 hours using iron balls which were varied, namely 1 cm, …
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- 1903110017
Rancang Bangun Alat Spektroskopi Inframerah Berbasis Sensor As7263 Sebagai St…
ABSTRACT Infrared spectroscopy is widely used to measure a large amount of solid and liquid samples. Measurement of glucose concentration in solution is useful for examining glucose concentration in water. It can be measured using infrared spectroscopy and it’s a potential application for non-invasive measurement of blood glucose levels. In this research AS7263-based sensor system was design…
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- 1803111575
Analisa Loop Hysteresis Dan Morfologi Nanopartikel Oksida Besi Pasir Alam Log…
ABSTRACT Methylene blue, a synthetic dye is widely used in the textile industry. Methylene blue has a negative impact on the environment, for example contaminated water, so it is necessary to overcome this problem, using degradation method. This research has been carried out on the application of iron oxide nanoparticles for the degradation of methylene blue. Iron oxide nanoparticles were prep…
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- 1803112058
Deteksi Etanol Pada Makanan Tradisional Menggunakan Biosensor Berbasis Sel …
ABSTRACT This study aims to comprehensively investigate the influence and quantification of ethanol in traditional food using a Saccharomyces cerevisiae-based amperometric biosensor. The biosensor measures ethanol concentration by detecting the electric potential output generated during the enzymatic reaction between ethanol and yeast cells. Distilled lemang tapai samples collected over a cons…
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- 1903112845
Self-Doping Nitrogen-Oksigen-Fosfor Terhadap Karbon Nanofiber Berasal Dari Ku…
ABSTRACT Supercapacitors are renewable energy storage devices consisting of electrodes, electrolytes, current collectors and separators. Electrodes are the main contributors in supercapacitors because they are made of nano-scale materials that have high surface area and porosity. This study utilized tiger prawn skin waste without and with the addition of 0,3 M, 0,4 M, and 0,5 M KOH with respec…
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- 1903112749
Pengaruh Radiasi Ultraviolet Terhadap Total Electron Content Dari Pengamatan …
ABSTRACT Climate is one of the basic elements for understanding natural phenomena and the development of civilizations throughout history. Climate change determines most of the changes in human nature and culture, because humans have to adapt to changing conditions which are sometimes an important element that can enhance or threaten their existence. This study aims to determine the characteri…
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- 1803111133
Desain Sistem Pengatur Laju Aliran Infus Menggunakan Sensor Droplet Berbasis …
ABSTRACT A research has been conducted to help the medical staff at the hospital. One treatment that is often done is intravenous infusion therapy. Infusion devices are useful in administering medication, nutrition, and hydration to patients. The purpose of this study is to calculate and regulate the flow rate of the infusion into patient's body. Measuring the number of infusion drops is quite…
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- 1903113079
Peningkatan Sensitivitas Sensor Koil DatarMenggunakan Soft Magnetic Vitrovac …
ABSTRACT This study reports the sensitivity enhancement of non-magnetic plate thickness sensor based on Eddy Current principal in the form of planar coils that could work without direct mechanical contact to the object. The principle used in the Eddy Current sensor is the change of coil mutual inductance due to the presence of objects in the magnetic field. The coil is made up of single layer,…
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- 1603123621
Sensor Kapasitif Elastis Berbasis Galinstan (Gainsn) Untuk Point Of Care Pasi…
ABSTRACT Elastic capacitive sensors are becoming an attractive and popular sensing device, along with the increasing need for wearable electronic devices in the health sector. This research has successfully developed single-layer and multi-layer capacitive sensors based on 3M VHB 4905 tape as a dielectric and Galinstan as an electrode as a sensors that can respond to stretching and bending. Th…
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- 1903155636
Biosintesis Nanopartikel Zno MenggunakanEkstrak Daun Ketapang (Terminalia Ca…
ABSTRACT Zinc Oxide (ZnO) nanoparticles are inorganic semiconductors that are generally powdered and non-toxic and have high electron mobility and thermal stability. This research aims to synthesize ZnO nanoparticles using ketapang leaf extract for use in methylene blue photocatalysts. The method used in this study is Biosynthesis using Ketapang leaf extract. Ketapang leaf extract contains…
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- 1903112215
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah